diff options
Diffstat (limited to 'src/corelib')
368 files changed, 8625 insertions, 6876 deletions
diff --git a/src/corelib/animation/qabstractanimation.cpp b/src/corelib/animation/qabstractanimation.cpp index 8a9d86b7c5..c879eb6d1a 100644 --- a/src/corelib/animation/qabstractanimation.cpp +++ b/src/corelib/animation/qabstractanimation.cpp @@ -152,6 +152,7 @@ #include <QtCore/qthreadstorage.h> #include <QtCore/qcoreevent.h> #include <QtCore/qpointer.h> +#include <QtCore/qscopedvaluerollback.h> #define DEFAULT_TIMER_INTERVAL 16 #define PAUSE_TIMER_COARSE_THRESHOLD 2000 @@ -315,14 +316,13 @@ void QUnifiedTimer::updateAnimationTimers(qint64 currentTick) //* it might happen in some cases that the delta is negative because the animation driver // advances faster than time.elapsed() if (delta > 0) { - insideTick = true; + QScopedValueRollback<bool> guard(insideTick, true); if (profilerCallback) profilerCallback(delta); for (currentAnimationIdx = 0; currentAnimationIdx < animationTimers.count(); ++currentAnimationIdx) { QAbstractAnimationTimer *animation = animationTimers.at(currentAnimationIdx); animation->updateAnimationsTime(delta); } - insideTick = false; currentAnimationIdx = 0; } } @@ -361,10 +361,11 @@ void QUnifiedTimer::localRestart() void QUnifiedTimer::restart() { - insideRestart = true; - for (int i = 0; i < animationTimers.count(); ++i) - animationTimers.at(i)->restartAnimationTimer(); - insideRestart = false; + { + QScopedValueRollback<bool> guard(insideRestart, true); + for (int i = 0; i < animationTimers.count(); ++i) + animationTimers.at(i)->restartAnimationTimer(); + } localRestart(); } @@ -599,14 +600,13 @@ void QAnimationTimer::updateAnimationsTime(qint64 delta) //it might happen in some cases that the time doesn't change because events are delayed //when the CPU load is high if (delta) { - insideTick = true; + QScopedValueRollback<bool> guard(insideTick, true); for (currentAnimationIdx = 0; currentAnimationIdx < animations.count(); ++currentAnimationIdx) { QAbstractAnimation *animation = animations.at(currentAnimationIdx); int elapsed = QAbstractAnimationPrivate::get(animation)->totalCurrentTime + (animation->direction() == QAbstractAnimation::Forward ? delta : -delta); animation->setCurrentTime(elapsed); } - insideTick = false; currentAnimationIdx = 0; } } diff --git a/src/corelib/animation/qabstractanimation_p.h b/src/corelib/animation/qabstractanimation_p.h index 3b6e8d6cc4..037d3be74f 100644 --- a/src/corelib/animation/qabstractanimation_p.h +++ b/src/corelib/animation/qabstractanimation_p.h @@ -78,7 +78,7 @@ public: hasRegisteredTimer(false), isPause(false), isGroup(false), - group(0) + group(nullptr) { } diff --git a/src/corelib/animation/qanimationgroup_p.h b/src/corelib/animation/qanimationgroup_p.h index d0b2e9f9bb..4d1d690e69 100644 --- a/src/corelib/animation/qanimationgroup_p.h +++ b/src/corelib/animation/qanimationgroup_p.h @@ -78,7 +78,7 @@ public: void disconnectUncontrolledAnimation(QAbstractAnimation *anim) { //0 for the signal here because we might be called from the animation destructor - QObject::disconnect(anim, 0, q_func(), SLOT(_q_uncontrolledAnimationFinished())); + QObject::disconnect(anim, nullptr, q_func(), SLOT(_q_uncontrolledAnimationFinished())); } void connectUncontrolledAnimation(QAbstractAnimation *anim) diff --git a/src/corelib/animation/qpropertyanimation.cpp b/src/corelib/animation/qpropertyanimation.cpp index 271be248ec..a1baa112fc 100644 --- a/src/corelib/animation/qpropertyanimation.cpp +++ b/src/corelib/animation/qpropertyanimation.cpp @@ -277,15 +277,20 @@ void QPropertyAnimation::updateState(QAbstractAnimation::State newState, if (oldState == Stopped) { d->setDefaultStartEndValue(d->targetValue->property(d->propertyName.constData())); //let's check if we have a start value and an end value + const char *what = nullptr; if (!startValue().isValid() && (d->direction == Backward || !d->defaultStartEndValue.isValid())) { - qWarning("QPropertyAnimation::updateState (%s, %s, %s): starting an animation without start value", - d->propertyName.constData(), d->target.data()->metaObject()->className(), - qPrintable(d->target.data()->objectName())); + what = "start"; } if (!endValue().isValid() && (d->direction == Forward || !d->defaultStartEndValue.isValid())) { - qWarning("QPropertyAnimation::updateState (%s, %s, %s): starting an animation without end value", + if (what) + what = "start and end"; + else + what = "end"; + } + if (Q_UNLIKELY(what)) { + qWarning("QPropertyAnimation::updateState (%s, %s, %ls): starting an animation without %s value", d->propertyName.constData(), d->target.data()->metaObject()->className(), - qPrintable(d->target.data()->objectName())); + qUtf16Printable(d->target.data()->objectName()), what); } } } else if (hash.value(key) == this) { diff --git a/src/corelib/animation/qpropertyanimation_p.h b/src/corelib/animation/qpropertyanimation_p.h index 479762f573..cbd3ce287d 100644 --- a/src/corelib/animation/qpropertyanimation_p.h +++ b/src/corelib/animation/qpropertyanimation_p.h @@ -64,7 +64,7 @@ class QPropertyAnimationPrivate : public QVariantAnimationPrivate Q_DECLARE_PUBLIC(QPropertyAnimation) public: QPropertyAnimationPrivate() - : targetValue(0), propertyType(0), propertyIndex(-1) + : targetValue(nullptr), propertyType(0), propertyIndex(-1) { } diff --git a/src/corelib/animation/qsequentialanimationgroup_p.h b/src/corelib/animation/qsequentialanimationgroup_p.h index 88dac4f566..c082d6b524 100644 --- a/src/corelib/animation/qsequentialanimationgroup_p.h +++ b/src/corelib/animation/qsequentialanimationgroup_p.h @@ -63,7 +63,7 @@ class QSequentialAnimationGroupPrivate : public QAnimationGroupPrivate Q_DECLARE_PUBLIC(QSequentialAnimationGroup) public: QSequentialAnimationGroupPrivate() - : currentAnimation(0), currentAnimationIndex(-1), lastLoop(0) + : currentAnimation(nullptr), currentAnimationIndex(-1), lastLoop(0) { } diff --git a/src/corelib/codecs/qlatincodec.cpp b/src/corelib/codecs/qlatincodec.cpp index 1b53d26ef4..463c5a56ae 100644 --- a/src/corelib/codecs/qlatincodec.cpp +++ b/src/corelib/codecs/qlatincodec.cpp @@ -48,7 +48,7 @@ QLatin1Codec::~QLatin1Codec() QString QLatin1Codec::convertToUnicode(const char *chars, int len, ConverterState *) const { - if (chars == 0) + if (chars == nullptr) return QString(); return QString::fromLatin1(chars, len); @@ -104,7 +104,7 @@ QLatin15Codec::~QLatin15Codec() QString QLatin15Codec::convertToUnicode(const char* chars, int len, ConverterState *) const { - if (chars == 0) + if (chars == nullptr) return QString(); QString str = QString::fromLatin1(chars, len); diff --git a/src/corelib/codecs/qtextcodec.cpp b/src/corelib/codecs/qtextcodec.cpp index b7bb3196af..85cfcdbf48 100644 --- a/src/corelib/codecs/qtextcodec.cpp +++ b/src/corelib/codecs/qtextcodec.cpp @@ -159,7 +159,7 @@ static QTextCodec *setupLocaleMapper() { QCoreGlobalData *globalData = QCoreGlobalData::instance(); - QTextCodec *locale = 0; + QTextCodec *locale = nullptr; { QMutexLocker locker(textCodecsMutex()); @@ -208,7 +208,7 @@ static QTextCodec *setupLocaleMapper() // First part is getting that locale name. First try setlocale() which // definitely knows it, but since we cannot fully trust it, get ready // to fall back to environment variables. - const QByteArray ctype = setlocale(LC_CTYPE, 0); + const QByteArray ctype = setlocale(LC_CTYPE, nullptr); // Get the first nonempty value from $LC_ALL, $LC_CTYPE, and $LANG // environment variables. @@ -532,13 +532,13 @@ QTextCodec::~QTextCodec() QTextCodec *QTextCodec::codecForName(const QByteArray &name) { if (name.isEmpty()) - return 0; + return nullptr; QMutexLocker locker(textCodecsMutex()); QCoreGlobalData *globalData = QCoreGlobalData::instance(); if (!globalData) - return 0; + return nullptr; setup(); #if !QT_CONFIG(icu) @@ -567,7 +567,7 @@ QTextCodec *QTextCodec::codecForName(const QByteArray &name) } } - return 0; + return nullptr; #else return QIcuCodec::codecForNameUnlocked(name); #endif @@ -585,7 +585,7 @@ QTextCodec* QTextCodec::codecForMib(int mib) QCoreGlobalData *globalData = QCoreGlobalData::instance(); if (!globalData) - return 0; + return nullptr; if (globalData->allCodecs.isEmpty()) setup(); @@ -611,7 +611,7 @@ QTextCodec* QTextCodec::codecForMib(int mib) #if QT_CONFIG(icu) return QIcuCodec::codecForMibUnlocked(mib); #else - return 0; + return nullptr; #endif } @@ -704,7 +704,7 @@ QTextCodec* QTextCodec::codecForLocale() { QCoreGlobalData *globalData = QCoreGlobalData::instance(); if (!globalData) - return 0; + return nullptr; QTextCodec *codec = globalData->codecForLocale.loadAcquire(); if (!codec) { @@ -830,7 +830,7 @@ QTextEncoder* QTextCodec::makeEncoder(QTextCodec::ConversionFlags flags) const */ QByteArray QTextCodec::fromUnicode(const QString& str) const { - return convertFromUnicode(str.constData(), str.length(), 0); + return convertFromUnicode(str.constData(), str.length(), nullptr); } #endif @@ -863,7 +863,7 @@ QByteArray QTextCodec::fromUnicode(QStringView str) const */ QString QTextCodec::toUnicode(const QByteArray& a) const { - return convertToUnicode(a.constData(), a.length(), 0); + return convertToUnicode(a.constData(), a.length(), nullptr); } /*! @@ -915,7 +915,7 @@ bool QTextCodec::canEncode(QStringView s) const QString QTextCodec::toUnicode(const char *chars) const { int len = qstrlen(chars); - return convertToUnicode(chars, len, 0); + return convertToUnicode(chars, len, nullptr); } @@ -1061,7 +1061,7 @@ QString QTextDecoder::toUnicode(const char *chars, int len) } // in qstring.cpp: -void qt_from_latin1(ushort *dst, const char *str, size_t size) Q_DECL_NOTHROW; +void qt_from_latin1(ushort *dst, const char *str, size_t size) noexcept; /*! \overload @@ -1110,7 +1110,7 @@ QString QTextDecoder::toUnicode(const QByteArray &ba) QTextCodec *QTextCodec::codecForHtml(const QByteArray &ba, QTextCodec *defaultCodec) { // determine charset - QTextCodec *c = QTextCodec::codecForUtfText(ba, 0); + QTextCodec *c = QTextCodec::codecForUtfText(ba, nullptr); if (!c) { static Q_RELAXED_CONSTEXPR auto matcher = qMakeStaticByteArrayMatcher("meta "); QByteArray header = ba.left(1024).toLower(); diff --git a/src/corelib/codecs/qtextcodec_p.h b/src/corelib/codecs/qtextcodec_p.h index 0e449d994c..7fcf6df984 100644 --- a/src/corelib/codecs/qtextcodec_p.h +++ b/src/corelib/codecs/qtextcodec_p.h @@ -98,7 +98,7 @@ public: struct ConverterState { ConverterState(ConversionFlags f = DefaultConversion) - : flags(f), remainingChars(0), invalidChars(0), d(0) { state_data[0] = state_data[1] = state_data[2] = 0; } + : flags(f), remainingChars(0), invalidChars(0), d(nullptr) { state_data[0] = state_data[1] = state_data[2] = 0; } ~ConverterState() { } ConversionFlags flags; int remainingChars; diff --git a/src/corelib/codecs/qutfcodec.cpp b/src/corelib/codecs/qutfcodec.cpp index 643c8ee475..85736fdf02 100644 --- a/src/corelib/codecs/qutfcodec.cpp +++ b/src/corelib/codecs/qutfcodec.cpp @@ -54,7 +54,7 @@ static const uchar utf8bom[] = { 0xef, 0xbb, 0xbf }; #if (defined(__SSE2__) && defined(QT_COMPILER_SUPPORTS_SSE2)) \ || (defined(__ARM_NEON__) && defined(Q_PROCESSOR_ARM_64)) -static Q_ALWAYS_INLINE uint qBitScanReverse(unsigned v) Q_DECL_NOTHROW +static Q_ALWAYS_INLINE uint qBitScanReverse(unsigned v) noexcept { uint result = qCountLeadingZeroBits(v); // Now Invert the result: clz will count *down* from the msb to the lsb, so the msb index is 31 @@ -504,7 +504,7 @@ QString QUtf8::convertToUnicode(const char *chars, int len) This function never throws. */ -QChar *QUtf8::convertToUnicode(QChar *buffer, const char *chars, int len) Q_DECL_NOTHROW +QChar *QUtf8::convertToUnicode(QChar *buffer, const char *chars, int len) noexcept { ushort *dst = reinterpret_cast<ushort *>(buffer); const uchar *src = reinterpret_cast<const uchar *>(chars); diff --git a/src/corelib/codecs/qutfcodec_p.h b/src/corelib/codecs/qutfcodec_p.h index b24283ac5e..083e16317a 100644 --- a/src/corelib/codecs/qutfcodec_p.h +++ b/src/corelib/codecs/qutfcodec_p.h @@ -291,7 +291,7 @@ enum DataEndianness struct QUtf8 { - static QChar *convertToUnicode(QChar *, const char *, int) Q_DECL_NOTHROW; + static QChar *convertToUnicode(QChar *, const char *, int) noexcept; static QString convertToUnicode(const char *, int); static QString convertToUnicode(const char *, int, QTextCodec::ConverterState *); static QByteArray convertFromUnicode(const QChar *, int); diff --git a/src/corelib/configure.json b/src/corelib/configure.json index b7eefb58c8..88c7bbfbed 100644 --- a/src/corelib/configure.json +++ b/src/corelib/configure.json @@ -12,7 +12,7 @@ "inotify": "boolean", "journald": "boolean", "mimetype-database": "boolean", - "pcre": { "type": "enum", "values": [ "qt", "system" ] }, + "pcre": { "type": "enum", "values": [ "no", "qt", "system" ] }, "posix-ipc": { "type": "boolean", "name": "ipc_posix" }, "pps": { "type": "boolean", "name": "qqnx_pps" }, "slog2": "boolean", @@ -235,6 +235,66 @@ "sources": [ "-lslog2" ] + }, + "advapi32": { + "label": "advapi32", + "sources": [ + "-ladvapi32" + ] + }, + "gdi32": { + "label": "gdi32", + "sources": [ + "-lgdi32" + ] + }, + "kernel32": { + "label": "kernel32", + "sources": [ + "-lkernel32" + ] + }, + "netapi32": { + "label": "netapi32", + "sources": [ + "-lnetapi32" + ] + }, + "ole32": { + "label": "ole32", + "sources": [ + "-lole32" + ] + }, + "shell32": { + "label": "shell32", + "sources": [ + "-lshell32" + ] + }, + "uuid": { + "label": "uuid", + "sources": [ + "-luuid" + ] + }, + "user32": { + "label": "user32", + "sources": [ + "-luser32" + ] + }, + "winmm": { + "label": "winmm", + "sources": [ + "-lwinmm" + ] + }, + "ws2_32": { + "label": "ws2_32", + "sources": [ + "-lws2_32" + ] } }, @@ -684,15 +744,18 @@ "condition": "features.mimetype", "output": [ "privateFeature" ] }, + "pcre2": { + "label": "PCRE2", + "disable": "input.pcre == 'no' || input.pcre == 'system'", + "enable": "input.pcre == 'qt'", + "output": [ "privateConfig" ] + }, "system-pcre2": { - "label": "Using system PCRE2", - "disable": "input.pcre == 'qt'", + "label": " Using system PCRE2", + "disable": "input.pcre == 'no' || input.pcre == 'qt'", "enable": "input.pcre == 'system'", "condition": "libs.pcre2", - "output": [ - "privateFeature", - { "type": "privateConfig", "negative": true, "name": "pcre2" } - ] + "output": [ "privateFeature" ] }, "poll_ppoll": { "label": "Native ppoll()", @@ -771,6 +834,7 @@ "label": "QRegularExpression", "purpose": "Provides an API to Perl-compatible regular expressions.", "section": "Kernel", + "condition": "features.system-pcre2 || features.pcre2", "output": [ "publicFeature", "feature" ] }, "sharedmemory": { @@ -787,7 +851,7 @@ "purpose": "Provides a general counting system semaphore.", "section": "Kernel", "condition": [ - "!config.integrity && !config.vxworks", + "!config.integrity && !config.vxworks && !config.rtems", "config.android || config.win32 || tests.ipc_sysv || tests.ipc_posix" ], "output": [ "publicFeature", "feature" ] @@ -829,14 +893,14 @@ "label": "QProcess", "purpose": "Supports external process invocation.", "section": "File I/O", - "condition": "features.processenvironment && !config.winrt && !config.uikit && !config.integrity && !config.vxworks", + "condition": "features.processenvironment && !config.winrt && !config.uikit && !config.integrity && !config.vxworks && !config.rtems", "output": [ "publicFeature", "feature" ] }, "processenvironment": { "label": "QProcessEnvironment", "purpose": "Provides a higher-level abstraction of environment variables.", "section": "File I/O", - "condition": "!config.winrt && !config.integrity", + "condition": "!config.winrt && !config.integrity && !config.rtems", "output": [ "publicFeature" ] }, "temporaryfile": { @@ -1013,6 +1077,10 @@ If enabled, a binary dump of the Public Suffix List (http://www.publicsuffix.org Mozilla License) is included. The data is then also used in QNetworkCookieJar::validateCookie.", "section": "Utilities", "output": [ "publicFeature" ] + }, + "win32_system_libs": { + "label": "Windows System Libraries", + "condition": "config.win32 && libs.advapi32 && libs.gdi32 && libs.kernel32 && libs.netapi32 && libs.ole32 && libs.shell32 && libs.uuid && libs.user32 && libs.winmm && libs.ws2_32" } }, @@ -1071,6 +1139,7 @@ Please apply the patch corresponding to your Standard Library vendor, found in "args": "qqnx_pps", "condition": "config.qnx" }, + "pcre2", "system-pcre2" ] } diff --git a/src/corelib/corelib.pro b/src/corelib/corelib.pro index 4b758532e6..521f840292 100644 --- a/src/corelib/corelib.pro +++ b/src/corelib/corelib.pro @@ -36,6 +36,7 @@ qtConfig(animation): include(animation/animation.pri) include(global/global.pri) include(thread/thread.pri) include(tools/tools.pri) +include(time/time.pri) include(io/io.pri) include(itemmodels/itemmodels.pri) include(plugin/plugin.pri) @@ -47,10 +48,8 @@ include(mimetypes/mimetypes.pri) include(platform/platform.pri) win32 { - LIBS_PRIVATE += -lws2_32 - !winrt { - LIBS_PRIVATE += -lkernel32 -luser32 -lshell32 -luuid -lole32 -ladvapi32 -lwinmm - } + QMAKE_USE_PRIVATE += ws2_32 + !winrt: QMAKE_USE_PRIVATE += advapi32 kernel32 ole32 shell32 uuid user32 winmm } darwin { @@ -68,8 +67,6 @@ integrity { QMAKE_DYNAMIC_LIST_FILE = $$PWD/QtCore.dynlist -contains(DEFINES,QT_EVAL):include(eval.pri) - HOST_BINS = $$[QT_HOST_BINS] host_bins.name = host_bins host_bins.variable = HOST_BINS diff --git a/src/corelib/doc/snippets/code/doc_src_qset.cpp b/src/corelib/doc/snippets/code/doc_src_qset.cpp index 4cd84d7330..7f7cec8b45 100644 --- a/src/corelib/doc/snippets/code/doc_src_qset.cpp +++ b/src/corelib/doc/snippets/code/doc_src_qset.cpp @@ -133,7 +133,7 @@ QSet<QString> set; ... QSet<QString>::iterator it = qFind(set.begin(), set.end(), "Jeanette"); if (it != set.end()) - cout << "Found Jeanette" << endl; + cout << "Found Jeanette" << Qt::endl; //! [10] @@ -152,7 +152,7 @@ QSet<QString> set; ... QSet<QString>::iterator it = qFind(set.begin(), set.end(), "Jeanette"); if (it != set.constEnd()) - cout << "Found Jeanette" << endl; + cout << "Found Jeanette" << Qt::endl; //! [12] diff --git a/src/corelib/doc/snippets/code/src_corelib_io_qtextstream.cpp b/src/corelib/doc/snippets/code/src_corelib_io_qtextstream.cpp index 625c1cf9bc..c30f13df5a 100644 --- a/src/corelib/doc/snippets/code/src_corelib_io_qtextstream.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_io_qtextstream.cpp @@ -124,12 +124,12 @@ in >> ch1 >> ch2 >> ch3; //! [8] QTextStream out(stdout); -out << "Qt rocks!" << endl; +out << "Qt rocks!" << Qt::endl; //! [8] //! [9] -stream << '\n' << flush; +stream << '\n' << Qt::flush; //! [9] diff --git a/src/corelib/doc/snippets/code/src_corelib_thread_qfuture.cpp b/src/corelib/doc/snippets/code/src_corelib_thread_qfuture.cpp index 382b08fdb7..dfa9b670e7 100644 --- a/src/corelib/doc/snippets/code/src_corelib_thread_qfuture.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_thread_qfuture.cpp @@ -53,7 +53,7 @@ QFuture<QString> future = ...; QFuture<QString>::const_iterator i; for (i = future.constBegin(); i != future.constEnd(); ++i) - cout << *i << endl; + cout << *i << Qt::endl; //! [0] diff --git a/src/corelib/doc/snippets/code/src_corelib_tools_qbytearray.cpp b/src/corelib/doc/snippets/code/src_corelib_tools_qbytearray.cpp index 32fccbefbf..11ab50687d 100644 --- a/src/corelib/doc/snippets/code/src_corelib_tools_qbytearray.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_tools_qbytearray.cpp @@ -71,7 +71,7 @@ ba[4] = 0xca; //! [2] for (int i = 0; i < ba.size(); ++i) { if (ba.at(i) >= 'a' && ba.at(i) <= 'f') - cout << "Found character in range [a-f]" << endl; + cout << "Found character in range [a-f]" << Qt::endl; } //! [2] @@ -88,7 +88,7 @@ x.replace(5, 3, "&"); // x == "rock & roll" QByteArray ba("We must be <b>bold</b>, very <b>bold</b>"); int j = 0; while ((j = ba.indexOf("<b>", j)) != -1) { - cout << "Found <b> tag at index position " << j << endl; + cout << "Found <b> tag at index position " << j << Qt::endl; ++j; } //! [4] @@ -126,17 +126,17 @@ QByteArray("abc").isEmpty(); // returns false QByteArray ba("Hello world"); char *data = ba.data(); while (*data) { - cout << "[" << *data << "]" << endl; + cout << "[" << *data << "]" << Qt::endl; ++data; } //! [8] //! [9] -QByteArray ba; -for (int i = 0; i < 10; ++i) - ba[i] = 'A' + i; -// ba == "ABCDEFGHIJ" +QByteArray ba("Hello, world"); +cout << ba[0]; // prints H +ba[7] = 'W'; +// ba == "Hello, World" //! [9] diff --git a/src/corelib/doc/snippets/code/src_corelib_tools_qdatetime.cpp b/src/corelib/doc/snippets/code/src_corelib_tools_qdatetime.cpp index 3ecb67a48f..a477e91548 100644 --- a/src/corelib/doc/snippets/code/src_corelib_tools_qdatetime.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_tools_qdatetime.cpp @@ -128,7 +128,7 @@ qDebug("Time elapsed: %d ms", t.elapsed()); //! [11] QDateTime now = QDateTime::currentDateTime(); -QDateTime xmas(QDate(now.date().year(), 12, 25), QTime(0, 0)); +QDateTime xmas(QDate(now.date().year(), 12, 25).startOfDay()); qDebug("There are %d seconds to Christmas", now.secsTo(xmas)); //! [11] diff --git a/src/corelib/doc/snippets/code/src_corelib_tools_qhash.cpp b/src/corelib/doc/snippets/code/src_corelib_tools_qhash.cpp index a3d2dd7f9e..9813cc98d5 100644 --- a/src/corelib/doc/snippets/code/src_corelib_tools_qhash.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_tools_qhash.cpp @@ -89,7 +89,7 @@ QHash<int, QWidget *> hash; ... for (int i = 0; i < 1000; ++i) { if (hash[i] == okButton) - cout << "Found button at index " << i << endl; + cout << "Found button at index " << i << Qt::endl; } //! [6] @@ -98,7 +98,7 @@ for (int i = 0; i < 1000; ++i) { QHashIterator<QString, int> i(hash); while (i.hasNext()) { i.next(); - cout << i.key() << ": " << i.value() << endl; + cout << i.key() << ": " << i.value() << Qt::endl; } //! [7] @@ -106,7 +106,7 @@ while (i.hasNext()) { //! [8] QHash<QString, int>::const_iterator i = hash.constBegin(); while (i != hash.constEnd()) { - cout << i.key() << ": " << i.value() << endl; + cout << i.key() << ": " << i.value() << Qt::endl; ++i; } //! [8] @@ -122,14 +122,14 @@ hash.insert("plenty", 2000); //! [10] QList<int> values = hash.values("plenty"); for (int i = 0; i < values.size(); ++i) - cout << values.at(i) << endl; + cout << values.at(i) << Qt::endl; //! [10] //! [11] QHash<QString, int>::iterator i = hash.find("plenty"); while (i != hash.end() && i.key() == "plenty") { - cout << i.value() << endl; + cout << i.value() << Qt::endl; ++i; } //! [11] @@ -139,7 +139,7 @@ while (i != hash.end() && i.key() == "plenty") { QHash<QString, int> hash; ... foreach (int value, hash) - cout << value << endl; + cout << value << Qt::endl; //! [12] @@ -201,7 +201,7 @@ QHash<QString, int> hash; ... QHash<QString, int>::const_iterator i = hash.find("HDR"); while (i != hash.end() && i.key() == "HDR") { - cout << i.value() << endl; + cout << i.value() << Qt::endl; ++i; } //! [16] @@ -216,7 +216,7 @@ hash.insert("December", 12); QHash<QString, int>::iterator i; for (i = hash.begin(); i != hash.end(); ++i) - cout << i.key() << ": " << i.value() << endl; + cout << i.key() << ": " << i.value() << Qt::endl; //! [17] @@ -274,7 +274,7 @@ hash.insert("December", 12); QHash<QString, int>::const_iterator i; for (i = hash.constBegin(); i != hash.constEnd(); ++i) - cout << i.key() << ": " << i.value() << endl; + cout << i.key() << ": " << i.value() << Qt::endl; //! [23] @@ -296,23 +296,23 @@ hash3 = hash1 + hash2; //! [25] QList<int> values = hash.values("plenty"); for (int i = 0; i < values.size(); ++i) - cout << values.at(i) << endl; + cout << values.at(i) << Qt::endl; //! [25] //! [26] QMultiHash<QString, int>::iterator i = hash.find("plenty"); while (i != hash.end() && i.key() == "plenty") { - cout << i.value() << endl; + cout << i.value() << Qt::endl; ++i; } //! [26] //! [27] for (QHash<int, QString>::const_iterator it = hash.cbegin(), end = hash.cend(); it != end; ++it) { - cout << "The key: " << it.key() << endl - cout << "The value: " << it.value() << endl; - cout << "Also the value: " << (*it) << endl; + cout << "The key: " << it.key() << Qt::endl + cout << "The value: " << it.value() << Qt::endl; + cout << "Also the value: " << (*it) << Qt::endl; } //! [27] diff --git a/src/corelib/doc/snippets/code/src_corelib_tools_qlinkedlist.cpp b/src/corelib/doc/snippets/code/src_corelib_tools_qlinkedlist.cpp index 7f743bbd25..e0d3c71dc5 100644 --- a/src/corelib/doc/snippets/code/src_corelib_tools_qlinkedlist.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_tools_qlinkedlist.cpp @@ -112,7 +112,7 @@ list.append("December"); QLinkedList<QString>::iterator i; for (i = list.begin(); i != list.end(); ++i) - cout << *i << endl; + cout << *i << Qt::endl; //! [7] @@ -122,7 +122,7 @@ QLinkedList<QString> list; QLinkedList<QString>::iterator it = qFind(list.begin(), list.end(), "Joel"); if (it != list.end()) - cout << "Found Joel" << endl; + cout << "Found Joel" << Qt::endl; //! [8] @@ -182,7 +182,7 @@ list.append("December"); QLinkedList<QString>::const_iterator i; for (i = list.constBegin(); i != list.constEnd(); ++i) - cout << *i << endl; + cout << *i << Qt::endl; //! [14] @@ -192,7 +192,7 @@ QLinkedList<QString> list; QLinkedList<QString>::iterator it = qFind(list.constBegin(), list.constEnd(), "Joel"); if (it != list.constEnd()) - cout << "Found Joel" << endl; + cout << "Found Joel" << Qt::endl; //! [15] diff --git a/src/corelib/doc/snippets/code/src_corelib_tools_qlistdata.cpp b/src/corelib/doc/snippets/code/src_corelib_tools_qlistdata.cpp index 0e746cd6e6..a24e599f2f 100644 --- a/src/corelib/doc/snippets/code/src_corelib_tools_qlistdata.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_tools_qlistdata.cpp @@ -73,7 +73,7 @@ if (list[0] == "Bob") //! [3] for (int i = 0; i < list.size(); ++i) { if (list.at(i) == "Jane") - cout << "Found Jane at position " << i << endl; + cout << "Found Jane at position " << i << Qt::endl; } //! [3] @@ -89,7 +89,7 @@ while (!list.isEmpty()) //! [5] int i = list.indexOf("Jane"); if (i != -1) - cout << "First occurrence of Jane is at position " << i << endl; + cout << "First occurrence of Jane is at position " << i << Qt::endl; //! [5] @@ -180,7 +180,7 @@ list.append("December"); QList<QString>::iterator i; for (i = list.begin(); i != list.end(); ++i) - cout << *i << endl; + cout << *i << Qt::endl; //! [15] @@ -213,7 +213,7 @@ list.append("December"); QList<QString>::const_iterator i; for (i = list.constBegin(); i != list.constEnd(); ++i) - cout << *i << endl; + cout << *i << Qt::endl; //! [19] diff --git a/src/corelib/doc/snippets/code/src_corelib_tools_qmap.cpp b/src/corelib/doc/snippets/code/src_corelib_tools_qmap.cpp index bd59758f71..506022f082 100644 --- a/src/corelib/doc/snippets/code/src_corelib_tools_qmap.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_tools_qmap.cpp @@ -89,7 +89,7 @@ QMap<int, QWidget *> map; ... for (int i = 0; i < 1000; ++i) { if (map[i] == okButton) - cout << "Found button at index " << i << endl; + cout << "Found button at index " << i << Qt::endl; } //! [6] @@ -98,7 +98,7 @@ for (int i = 0; i < 1000; ++i) { QMapIterator<QString, int> i(map); while (i.hasNext()) { i.next(); - cout << i.key() << ": " << i.value() << endl; + cout << i.key() << ": " << i.value() << Qt::endl; } //! [7] @@ -106,7 +106,7 @@ while (i.hasNext()) { //! [8] QMap<QString, int>::const_iterator i = map.constBegin(); while (i != map.constEnd()) { - cout << i.key() << ": " << i.value() << endl; + cout << i.key() << ": " << i.value() << Qt::endl; ++i; } //! [8] @@ -122,14 +122,14 @@ map.insert("plenty", 2000); //! [10] QList<int> values = map.values("plenty"); for (int i = 0; i < values.size(); ++i) - cout << values.at(i) << endl; + cout << values.at(i) << Qt::endl; //! [10] //! [11] QMap<QString, int>::iterator i = map.find("plenty"); while (i != map.end() && i.key() == "plenty") { - cout << i.value() << endl; + cout << i.value() << Qt::endl; ++i; } //! [11] @@ -139,7 +139,7 @@ while (i != map.end() && i.key() == "plenty") { QMap<QString, int> map; ... foreach (int value, map) - cout << value << endl; + cout << value << Qt::endl; //! [12] @@ -175,7 +175,7 @@ QMap<QString, int> map; ... QMap<QString, int>::const_iterator i = map.find("HDR"); while (i != map.end() && i.key() == "HDR") { - cout << i.value() << endl; + cout << i.value() << Qt::endl; ++i; } //! [14] @@ -201,7 +201,7 @@ QMap<QString, int> map; QMap<QString, int>::const_iterator i = map.lowerBound("HDR"); QMap<QString, int>::const_iterator upperBound = map.upperBound("HDR"); while (i != upperBound) { - cout << i.value() << endl; + cout << i.value() << Qt::endl; ++i; } //! [16] @@ -230,7 +230,7 @@ map.insert("December", 12); QMap<QString, int>::iterator i; for (i = map.begin(); i != map.end(); ++i) - cout << i.key() << ": " << i.value() << endl; + cout << i.key() << ": " << i.value() << Qt::endl; //! [18] @@ -288,7 +288,7 @@ map.insert("December", 12); QMap<QString, int>::const_iterator i; for (i = map.constBegin(); i != map.constEnd(); ++i) - cout << i.key() << ": " << i.value() << endl; + cout << i.key() << ": " << i.value() << Qt::endl; //! [24] @@ -310,23 +310,23 @@ map3 = map1 + map2; //! [26] QList<int> values = map.values("plenty"); for (int i = 0; i < values.size(); ++i) - cout << values.at(i) << endl; + cout << values.at(i) << Qt::endl; //! [26] //! [27] QMultiMap<QString, int>::iterator i = map.find("plenty"); while (i != map.end() && i.key() == "plenty") { - cout << i.value() << endl; + cout << i.value() << Qt::endl; ++i; } //! [27] //! [keyiterator1] for (QMap<int, QString>::const_iterator it = map.cbegin(), end = map.cend(); it != end; ++it) { - cout << "The key: " << it.key() << endl - cout << "The value: " << it.value() << endl; - cout << "Also the value: " << (*it) << endl; + cout << "The key: " << it.key() << Qt::endl + cout << "The value: " << it.value() << Qt::endl; + cout << "Also the value: " << (*it) << Qt::endl; } //! [keyiterator1] diff --git a/src/corelib/doc/snippets/code/src_corelib_tools_qqueue.cpp b/src/corelib/doc/snippets/code/src_corelib_tools_qqueue.cpp index b74ac31933..6046c73b0f 100644 --- a/src/corelib/doc/snippets/code/src_corelib_tools_qqueue.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_tools_qqueue.cpp @@ -54,5 +54,5 @@ queue.enqueue(1); queue.enqueue(2); queue.enqueue(3); while (!queue.isEmpty()) - cout << queue.dequeue() << endl; + cout << queue.dequeue() << Qt::endl; //! [0] diff --git a/src/corelib/doc/snippets/code/src_corelib_tools_qstringiterator.cpp b/src/corelib/doc/snippets/code/src_corelib_tools_qstringiterator.cpp index 7a2b4812ef..eb09fb99e2 100644 --- a/src/corelib/doc/snippets/code/src_corelib_tools_qstringiterator.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_tools_qstringiterator.cpp @@ -72,9 +72,9 @@ while (i.hasNext()) { //! [2] QStringIterator i(u"𝄞 is the G clef"); -qDebug() << hex << i.next(); // will print 1d11e (U+1D11E, MUSICAL SYMBOL G CLEF) -qDebug() << hex << i.next(); // will print 20 (U+0020, SPACE) -qDebug() << hex << i.next(); // will print 69 (U+0069, LATIN SMALL LETTER I) +qDebug() << Qt::hex << i.next(); // will print 1d11e (U+1D11E, MUSICAL SYMBOL G CLEF) +qDebug() << Qt::hex << i.next(); // will print 20 (U+0020, SPACE) +qDebug() << Qt::hex << i.next(); // will print 69 (U+0069, LATIN SMALL LETTER I) //! [2] } diff --git a/src/corelib/doc/snippets/code/src_corelib_tools_qvector.cpp b/src/corelib/doc/snippets/code/src_corelib_tools_qvector.cpp index 1f2af4a408..a05233049f 100644 --- a/src/corelib/doc/snippets/code/src_corelib_tools_qvector.cpp +++ b/src/corelib/doc/snippets/code/src_corelib_tools_qvector.cpp @@ -73,7 +73,7 @@ if (vector[0] == "Liz") //! [4] for (int i = 0; i < vector.size(); ++i) { if (vector.at(i) == "Alfonso") - cout << "Found Alfonso at position " << i << endl; + cout << "Found Alfonso at position " << i << Qt::endl; } //! [4] @@ -81,7 +81,7 @@ for (int i = 0; i < vector.size(); ++i) { //! [5] int i = vector.indexOf("Harumi"); if (i != -1) - cout << "First occurrence of Harumi is at position " << i << endl; + cout << "First occurrence of Harumi is at position " << i << Qt::endl; //! [5] diff --git a/src/corelib/doc/snippets/qstack/main.cpp b/src/corelib/doc/snippets/qstack/main.cpp index af6b960e57..66823bcb59 100644 --- a/src/corelib/doc/snippets/qstack/main.cpp +++ b/src/corelib/doc/snippets/qstack/main.cpp @@ -60,6 +60,6 @@ int main(int argc, char *argv[]) stack.push(2); stack.push(3); while (!stack.isEmpty()) - cout << stack.pop() << endl; + cout << stack.pop() << Qt::endl; //! [0] } diff --git a/src/corelib/doc/snippets/qstringlist/main.cpp b/src/corelib/doc/snippets/qstringlist/main.cpp index 55c60650fe..80788ccd76 100644 --- a/src/corelib/doc/snippets/qstringlist/main.cpp +++ b/src/corelib/doc/snippets/qstringlist/main.cpp @@ -71,20 +71,20 @@ Widget::Widget(QWidget *parent) //! [1] for (int i = 0; i < fonts.size(); ++i) - cout << fonts.at(i).toLocal8Bit().constData() << endl; + cout << fonts.at(i).toLocal8Bit().constData() << Qt::endl; //! [1] //! [2] QStringListIterator javaStyleIterator(fonts); while (javaStyleIterator.hasNext()) - cout << javaStyleIterator.next().toLocal8Bit().constData() << endl; + cout << javaStyleIterator.next().toLocal8Bit().constData() << Qt::endl; //! [2] //! [3] QStringList::const_iterator constIterator; for (constIterator = fonts.constBegin(); constIterator != fonts.constEnd(); ++constIterator) - cout << (*constIterator).toLocal8Bit().constData() << endl; + cout << (*constIterator).toLocal8Bit().constData() << Qt::endl; //! [3] //! [4] diff --git a/src/corelib/eval.pri b/src/corelib/eval.pri deleted file mode 100644 index efda56b16a..0000000000 --- a/src/corelib/eval.pri +++ /dev/null @@ -1,4 +0,0 @@ -SOURCES += \ - $$QT_SOURCE_TREE/src/corelib/kernel/qtcore_eval.cpp -INCLUDEPATH += \ - $$QT_BUILD_TREE/src/corelib/global diff --git a/src/corelib/global/archdetect.cpp b/src/corelib/global/archdetect.cpp index 66a5e074f6..1d00b7f5a5 100644 --- a/src/corelib/global/archdetect.cpp +++ b/src/corelib/global/archdetect.cpp @@ -67,6 +67,10 @@ # define ARCH_PROCESSOR "power" #elif defined(Q_PROCESSOR_POWER_64) # define ARCH_PROCESSOR "power64" +#elif defined(Q_PROCESSOR_RISCV_32) +# define ARCH_PROCESSOR "riscv32" +#elif defined(Q_PROCESSOR_RISCV_64) +# define ARCH_PROCESSOR "riscv64" #elif defined(Q_PROCESSOR_S390_X) # define ARCH_PROCESSOR "s390x" #elif defined(Q_PROCESSOR_S390) diff --git a/src/corelib/global/global.pri b/src/corelib/global/global.pri index 029357ff43..10af46b41a 100644 --- a/src/corelib/global/global.pri +++ b/src/corelib/global/global.pri @@ -7,12 +7,12 @@ HEADERS += \ global/qsystemdetection.h \ global/qcompilerdetection.h \ global/qprocessordetection.h \ + global/qmemory_p.h \ global/qnamespace.h \ global/qendian.h \ global/qendian_p.h \ global/qnumeric_p.h \ global/qnumeric.h \ - global/qfloat16_p.h \ global/qfloat16.h \ global/qglobalstatic.h \ global/qlibraryinfo.h \ diff --git a/src/corelib/global/qcompilerdetection.h b/src/corelib/global/qcompilerdetection.h index 345ab9e8ad..e47f284a42 100644 --- a/src/corelib/global/qcompilerdetection.h +++ b/src/corelib/global/qcompilerdetection.h @@ -110,12 +110,6 @@ # define Q_CC_INTEL __INTEL_COMPILER # endif -/* only defined for MSVC since that's the only compiler that actually optimizes for this */ -/* might get overridden further down when Q_COMPILER_NOEXCEPT is detected */ -# ifdef __cplusplus -# define Q_DECL_NOTHROW throw() -# endif - #elif defined(__BORLANDC__) || defined(__TURBOC__) # define Q_CC_BOR # define Q_INLINE_TEMPLATE @@ -1128,16 +1122,11 @@ #ifdef Q_COMPILER_NOEXCEPT # define Q_DECL_NOEXCEPT noexcept # define Q_DECL_NOEXCEPT_EXPR(x) noexcept(x) -# ifdef Q_DECL_NOTHROW -# undef Q_DECL_NOTHROW /* override with C++11 noexcept if available */ -# endif #else # define Q_DECL_NOEXCEPT # define Q_DECL_NOEXCEPT_EXPR(x) #endif -#ifndef Q_DECL_NOTHROW -# define Q_DECL_NOTHROW Q_DECL_NOEXCEPT -#endif +#define Q_DECL_NOTHROW Q_DECL_NOEXCEPT #if defined(Q_COMPILER_ALIGNOF) # undef Q_ALIGNOF diff --git a/src/corelib/global/qflags.h b/src/corelib/global/qflags.h index e9fee5f23e..bd3c219968 100644 --- a/src/corelib/global/qflags.h +++ b/src/corelib/global/qflags.h @@ -42,9 +42,7 @@ #ifndef QFLAGS_H #define QFLAGS_H -#ifdef Q_COMPILER_INITIALIZER_LISTS #include <initializer_list> -#endif QT_BEGIN_NAMESPACE @@ -54,21 +52,21 @@ class QFlag { int i; public: - Q_DECL_CONSTEXPR inline QFlag(int value) Q_DECL_NOTHROW : i(value) {} - Q_DECL_CONSTEXPR inline operator int() const Q_DECL_NOTHROW { return i; } + Q_DECL_CONSTEXPR inline QFlag(int value) noexcept : i(value) {} + Q_DECL_CONSTEXPR inline operator int() const noexcept { return i; } #if !defined(Q_CC_MSVC) // Microsoft Visual Studio has buggy behavior when it comes to // unsigned enums: even if the enum is unsigned, the enum tags are // always signed # if !defined(__LP64__) && !defined(Q_CLANG_QDOC) - Q_DECL_CONSTEXPR inline QFlag(long value) Q_DECL_NOTHROW : i(int(value)) {} - Q_DECL_CONSTEXPR inline QFlag(ulong value) Q_DECL_NOTHROW : i(int(long(value))) {} + Q_DECL_CONSTEXPR inline QFlag(long value) noexcept : i(int(value)) {} + Q_DECL_CONSTEXPR inline QFlag(ulong value) noexcept : i(int(long(value))) {} # endif - Q_DECL_CONSTEXPR inline QFlag(uint value) Q_DECL_NOTHROW : i(int(value)) {} - Q_DECL_CONSTEXPR inline QFlag(short value) Q_DECL_NOTHROW : i(int(value)) {} - Q_DECL_CONSTEXPR inline QFlag(ushort value) Q_DECL_NOTHROW : i(int(uint(value))) {} - Q_DECL_CONSTEXPR inline operator uint() const Q_DECL_NOTHROW { return uint(i); } + Q_DECL_CONSTEXPR inline QFlag(uint value) noexcept : i(int(value)) {} + Q_DECL_CONSTEXPR inline QFlag(short value) noexcept : i(int(value)) {} + Q_DECL_CONSTEXPR inline QFlag(ushort value) noexcept : i(int(uint(value))) {} + Q_DECL_CONSTEXPR inline operator uint() const noexcept { return uint(i); } #endif }; Q_DECLARE_TYPEINFO(QFlag, Q_PRIMITIVE_TYPE); @@ -77,12 +75,12 @@ class QIncompatibleFlag { int i; public: - Q_DECL_CONSTEXPR inline explicit QIncompatibleFlag(int i) Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline operator int() const Q_DECL_NOTHROW { return i; } + Q_DECL_CONSTEXPR inline explicit QIncompatibleFlag(int i) noexcept; + Q_DECL_CONSTEXPR inline operator int() const noexcept { return i; } }; Q_DECLARE_TYPEINFO(QIncompatibleFlag, Q_PRIMITIVE_TYPE); -Q_DECL_CONSTEXPR inline QIncompatibleFlag::QIncompatibleFlag(int value) Q_DECL_NOTHROW : i(value) {} +Q_DECL_CONSTEXPR inline QIncompatibleFlag::QIncompatibleFlag(int value) noexcept : i(value) {} #ifndef Q_NO_TYPESAFE_FLAGS @@ -117,51 +115,47 @@ public: Q_DECL_CONSTEXPR inline QFlags(const QFlags &other); Q_DECL_CONSTEXPR inline QFlags &operator=(const QFlags &other); #endif - Q_DECL_CONSTEXPR inline QFlags(Enum flags) Q_DECL_NOTHROW : i(Int(flags)) {} - Q_DECL_CONSTEXPR inline QFlags(Zero = Q_NULLPTR) Q_DECL_NOTHROW : i(0) {} - Q_DECL_CONSTEXPR inline QFlags(QFlag flag) Q_DECL_NOTHROW : i(flag) {} + Q_DECL_CONSTEXPR inline QFlags(Enum flags) noexcept : i(Int(flags)) {} + Q_DECL_CONSTEXPR inline QFlags(Zero = nullptr) noexcept : i(0) {} + Q_DECL_CONSTEXPR inline QFlags(QFlag flag) noexcept : i(flag) {} -#ifdef Q_COMPILER_INITIALIZER_LISTS - Q_DECL_CONSTEXPR inline QFlags(std::initializer_list<Enum> flags) Q_DECL_NOTHROW + Q_DECL_CONSTEXPR inline QFlags(std::initializer_list<Enum> flags) noexcept : i(initializer_list_helper(flags.begin(), flags.end())) {} -#endif - Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator&=(int mask) Q_DECL_NOTHROW { i &= mask; return *this; } - Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator&=(uint mask) Q_DECL_NOTHROW { i &= mask; return *this; } - Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator&=(Enum mask) Q_DECL_NOTHROW { i &= Int(mask); return *this; } - Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator|=(QFlags other) Q_DECL_NOTHROW { i |= other.i; return *this; } - Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator|=(Enum other) Q_DECL_NOTHROW { i |= Int(other); return *this; } - Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator^=(QFlags other) Q_DECL_NOTHROW { i ^= other.i; return *this; } - Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator^=(Enum other) Q_DECL_NOTHROW { i ^= Int(other); return *this; } - - Q_DECL_CONSTEXPR inline operator Int() const Q_DECL_NOTHROW { return i; } - - Q_DECL_CONSTEXPR inline QFlags operator|(QFlags other) const Q_DECL_NOTHROW { return QFlags(QFlag(i | other.i)); } - Q_DECL_CONSTEXPR inline QFlags operator|(Enum other) const Q_DECL_NOTHROW { return QFlags(QFlag(i | Int(other))); } - Q_DECL_CONSTEXPR inline QFlags operator^(QFlags other) const Q_DECL_NOTHROW { return QFlags(QFlag(i ^ other.i)); } - Q_DECL_CONSTEXPR inline QFlags operator^(Enum other) const Q_DECL_NOTHROW { return QFlags(QFlag(i ^ Int(other))); } - Q_DECL_CONSTEXPR inline QFlags operator&(int mask) const Q_DECL_NOTHROW { return QFlags(QFlag(i & mask)); } - Q_DECL_CONSTEXPR inline QFlags operator&(uint mask) const Q_DECL_NOTHROW { return QFlags(QFlag(i & mask)); } - Q_DECL_CONSTEXPR inline QFlags operator&(Enum other) const Q_DECL_NOTHROW { return QFlags(QFlag(i & Int(other))); } - Q_DECL_CONSTEXPR inline QFlags operator~() const Q_DECL_NOTHROW { return QFlags(QFlag(~i)); } - - Q_DECL_CONSTEXPR inline bool operator!() const Q_DECL_NOTHROW { return !i; } - - Q_DECL_CONSTEXPR inline bool testFlag(Enum flag) const Q_DECL_NOTHROW { return (i & Int(flag)) == Int(flag) && (Int(flag) != 0 || i == Int(flag) ); } - Q_DECL_RELAXED_CONSTEXPR inline QFlags &setFlag(Enum flag, bool on = true) Q_DECL_NOTHROW + Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator&=(int mask) noexcept { i &= mask; return *this; } + Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator&=(uint mask) noexcept { i &= mask; return *this; } + Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator&=(Enum mask) noexcept { i &= Int(mask); return *this; } + Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator|=(QFlags other) noexcept { i |= other.i; return *this; } + Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator|=(Enum other) noexcept { i |= Int(other); return *this; } + Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator^=(QFlags other) noexcept { i ^= other.i; return *this; } + Q_DECL_RELAXED_CONSTEXPR inline QFlags &operator^=(Enum other) noexcept { i ^= Int(other); return *this; } + + Q_DECL_CONSTEXPR inline operator Int() const noexcept { return i; } + + Q_DECL_CONSTEXPR inline QFlags operator|(QFlags other) const noexcept { return QFlags(QFlag(i | other.i)); } + Q_DECL_CONSTEXPR inline QFlags operator|(Enum other) const noexcept { return QFlags(QFlag(i | Int(other))); } + Q_DECL_CONSTEXPR inline QFlags operator^(QFlags other) const noexcept { return QFlags(QFlag(i ^ other.i)); } + Q_DECL_CONSTEXPR inline QFlags operator^(Enum other) const noexcept { return QFlags(QFlag(i ^ Int(other))); } + Q_DECL_CONSTEXPR inline QFlags operator&(int mask) const noexcept { return QFlags(QFlag(i & mask)); } + Q_DECL_CONSTEXPR inline QFlags operator&(uint mask) const noexcept { return QFlags(QFlag(i & mask)); } + Q_DECL_CONSTEXPR inline QFlags operator&(Enum other) const noexcept { return QFlags(QFlag(i & Int(other))); } + Q_DECL_CONSTEXPR inline QFlags operator~() const noexcept { return QFlags(QFlag(~i)); } + + Q_DECL_CONSTEXPR inline bool operator!() const noexcept { return !i; } + + Q_DECL_CONSTEXPR inline bool testFlag(Enum flag) const noexcept { return (i & Int(flag)) == Int(flag) && (Int(flag) != 0 || i == Int(flag) ); } + Q_DECL_RELAXED_CONSTEXPR inline QFlags &setFlag(Enum flag, bool on = true) noexcept { return on ? (*this |= flag) : (*this &= ~Int(flag)); } private: -#ifdef Q_COMPILER_INITIALIZER_LISTS Q_DECL_CONSTEXPR static inline Int initializer_list_helper(typename std::initializer_list<Enum>::const_iterator it, typename std::initializer_list<Enum>::const_iterator end) - Q_DECL_NOTHROW + noexcept { return (it == end ? Int(0) : (Int(*it) | initializer_list_helper(it + 1, end))); } -#endif Int i; }; @@ -172,13 +166,13 @@ typedef QFlags<Enum> Flags; #endif #define Q_DECLARE_INCOMPATIBLE_FLAGS(Flags) \ -Q_DECL_CONSTEXPR inline QIncompatibleFlag operator|(Flags::enum_type f1, int f2) Q_DECL_NOTHROW \ +Q_DECL_CONSTEXPR inline QIncompatibleFlag operator|(Flags::enum_type f1, int f2) noexcept \ { return QIncompatibleFlag(int(f1) | f2); } #define Q_DECLARE_OPERATORS_FOR_FLAGS(Flags) \ -Q_DECL_CONSTEXPR inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, Flags::enum_type f2) Q_DECL_NOTHROW \ +Q_DECL_CONSTEXPR inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, Flags::enum_type f2) noexcept \ { return QFlags<Flags::enum_type>(f1) | f2; } \ -Q_DECL_CONSTEXPR inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, QFlags<Flags::enum_type> f2) Q_DECL_NOTHROW \ +Q_DECL_CONSTEXPR inline QFlags<Flags::enum_type> operator|(Flags::enum_type f1, QFlags<Flags::enum_type> f2) noexcept \ { return f2 | f1; } Q_DECLARE_INCOMPATIBLE_FLAGS(Flags) diff --git a/src/corelib/global/qfloat16.cpp b/src/corelib/global/qfloat16.cpp index 87ff796368..68763c0606 100644 --- a/src/corelib/global/qfloat16.cpp +++ b/src/corelib/global/qfloat16.cpp @@ -1,5 +1,6 @@ /**************************************************************************** ** +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2016 by Southwest Research Institute (R) ** Contact: http://www.qt-project.org/legal ** @@ -37,8 +38,9 @@ ** ****************************************************************************/ -#include "qfloat16_p.h" +#include "qfloat16.h" #include "private/qsimd_p.h" +#include <cmath> // for fpclassify()'s return values QT_BEGIN_NAMESPACE @@ -78,28 +80,42 @@ QT_BEGIN_NAMESPACE */ /*! - Returns true if the \c qfloat16 \a {f} is equivalent to infinity. + \fn bool qIsInf(qfloat16 f) \relates <QFloat16> + Returns true if the \c qfloat16 \a {f} is equivalent to infinity. + \sa qIsInf */ -Q_REQUIRED_RESULT bool qIsInf(qfloat16 f) Q_DECL_NOTHROW { return qt_is_inf(f); } /*! - Returns true if the \c qfloat16 \a {f} is not a number (NaN). + \fn bool qIsNaN(qfloat16 f) \relates <QFloat16> + Returns true if the \c qfloat16 \a {f} is not a number (NaN). + \sa qIsNaN */ -Q_REQUIRED_RESULT bool qIsNaN(qfloat16 f) Q_DECL_NOTHROW { return qt_is_nan(f); } /*! - Returns true if the \c qfloat16 \a {f} is a finite number. + \fn bool qIsFinite(qfloat16 f) \relates <QFloat16> + Returns true if the \c qfloat16 \a {f} is a finite number. + \sa qIsFinite */ -Q_REQUIRED_RESULT bool qIsFinite(qfloat16 f) Q_DECL_NOTHROW { return qt_is_finite(f); } + +/*! + \internal + Implements qFpClassify() for qfloat16. + */ + +int qfloat16::fpClassify() const noexcept +{ + return isInf() ? FP_INFINITE : isNaN() ? FP_NAN + : !b16 ? FP_ZERO : isNormal() ? FP_NORMAL : FP_SUBNORMAL; +} /*! \fn int qRound(qfloat16 value) \relates <QFloat16> @@ -142,8 +158,8 @@ extern "C" { # define f16cextern extern #endif -f16cextern void qFloatToFloat16_fast(quint16 *out, const float *in, qsizetype len) Q_DECL_NOTHROW; -f16cextern void qFloatFromFloat16_fast(float *out, const quint16 *in, qsizetype len) Q_DECL_NOTHROW; +f16cextern void qFloatToFloat16_fast(quint16 *out, const float *in, qsizetype len) noexcept; +f16cextern void qFloatFromFloat16_fast(float *out, const quint16 *in, qsizetype len) noexcept; #undef f16cextern } @@ -154,7 +170,7 @@ static inline bool hasFastF16() return true; } -static void qFloatToFloat16_fast(quint16 *out, const float *in, qsizetype len) Q_DECL_NOTHROW +static void qFloatToFloat16_fast(quint16 *out, const float *in, qsizetype len) noexcept { __fp16 *out_f16 = reinterpret_cast<__fp16 *>(out); qsizetype i = 0; @@ -164,7 +180,7 @@ static void qFloatToFloat16_fast(quint16 *out, const float *in, qsizetype len) Q out_f16[i] = __fp16(in[i]); } -static void qFloatFromFloat16_fast(float *out, const quint16 *in, qsizetype len) Q_DECL_NOTHROW +static void qFloatFromFloat16_fast(float *out, const quint16 *in, qsizetype len) noexcept { const __fp16 *in_f16 = reinterpret_cast<const __fp16 *>(in); qsizetype i = 0; @@ -179,12 +195,12 @@ static inline bool hasFastF16() return false; } -static void qFloatToFloat16_fast(quint16 *, const float *, qsizetype) Q_DECL_NOTHROW +static void qFloatToFloat16_fast(quint16 *, const float *, qsizetype) noexcept { Q_UNREACHABLE(); } -static void qFloatFromFloat16_fast(float *, const quint16 *, qsizetype) Q_DECL_NOTHROW +static void qFloatFromFloat16_fast(float *, const quint16 *, qsizetype) noexcept { Q_UNREACHABLE(); } @@ -196,7 +212,7 @@ static void qFloatFromFloat16_fast(float *, const quint16 *, qsizetype) Q_DECL_N Converts \a len floats from \a in to qfloat16 and stores them in \a out. Both \a in and \a out must have \a len allocated entries. */ -Q_CORE_EXPORT void qFloatToFloat16(qfloat16 *out, const float *in, qsizetype len) Q_DECL_NOTHROW +Q_CORE_EXPORT void qFloatToFloat16(qfloat16 *out, const float *in, qsizetype len) noexcept { if (hasFastF16()) return qFloatToFloat16_fast(reinterpret_cast<quint16 *>(out), in, len); @@ -212,7 +228,7 @@ Q_CORE_EXPORT void qFloatToFloat16(qfloat16 *out, const float *in, qsizetype len Converts \a len qfloat16 from \a in to floats and stores them in \a out. Both \a in and \a out must have \a len allocated entries. */ -Q_CORE_EXPORT void qFloatFromFloat16(float *out, const qfloat16 *in, qsizetype len) Q_DECL_NOTHROW +Q_CORE_EXPORT void qFloatFromFloat16(float *out, const qfloat16 *in, qsizetype len) noexcept { if (hasFastF16()) return qFloatFromFloat16_fast(out, reinterpret_cast<const quint16 *>(in), len); diff --git a/src/corelib/global/qfloat16.h b/src/corelib/global/qfloat16.h index fc006db3f2..4d1aa91349 100644 --- a/src/corelib/global/qfloat16.h +++ b/src/corelib/global/qfloat16.h @@ -1,5 +1,6 @@ /**************************************************************************** ** +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2016 by Southwest Research Institute (R) ** Contact: http://www.qt-project.org/legal ** @@ -66,13 +67,37 @@ QT_BEGIN_NAMESPACE class qfloat16 { + struct Wrap + { + // To let our private constructor work, without other code seeing + // ambiguity when constructing from int, double &c. + quint16 b16; + constexpr inline explicit Wrap(int value) : b16(value) {} + }; public: - Q_DECL_CONSTEXPR inline qfloat16() Q_DECL_NOTHROW : b16(0) { } - inline qfloat16(float f) Q_DECL_NOTHROW; - inline operator float() const Q_DECL_NOTHROW; - + constexpr inline qfloat16() noexcept : b16(0) {} + inline qfloat16(float f) noexcept; + inline operator float() const noexcept; + + // Support for qIs{Inf,NaN,Finite}: + bool isInf() const noexcept { return ((b16 >> 8) & 0x7e) == 0x7c; } + bool isNaN() const noexcept { return ((b16 >> 8) & 0x7e) == 0x7e; } + bool isFinite() const noexcept { return ((b16 >> 8) & 0x7c) != 0x7c; } + Q_CORE_EXPORT int fpClassify() const noexcept; + // Support for std::numeric_limits<qfloat16> + static constexpr qfloat16 _limit_epsilon() noexcept { return qfloat16(Wrap(0x1400)); } + static constexpr qfloat16 _limit_min() noexcept { return qfloat16(Wrap(0x400)); } + static constexpr qfloat16 _limit_denorm_min() noexcept { return qfloat16(Wrap(1)); } + static constexpr qfloat16 _limit_max() noexcept { return qfloat16(Wrap(0x7bff)); } + static constexpr qfloat16 _limit_lowest() noexcept { return qfloat16(Wrap(0xfbff)); } + static constexpr qfloat16 _limit_infinity() noexcept { return qfloat16(Wrap(0x7c00)); } + static constexpr qfloat16 _limit_quiet_NaN() noexcept { return qfloat16(Wrap(0x7e00)); } + // Signalling NaN is 0x7f00 + inline constexpr bool isNormal() const noexcept + { return b16 == 0 || ((b16 & 0x7c00) && (b16 & 0x7c00) != 0x7c00); } private: quint16 b16; + constexpr inline explicit qfloat16(Wrap nibble) noexcept : b16(nibble.b16) {} Q_CORE_EXPORT static const quint32 mantissatable[]; Q_CORE_EXPORT static const quint32 exponenttable[]; @@ -80,29 +105,32 @@ private: Q_CORE_EXPORT static const quint32 basetable[]; Q_CORE_EXPORT static const quint32 shifttable[]; - friend bool qIsNull(qfloat16 f) Q_DECL_NOTHROW; + friend bool qIsNull(qfloat16 f) noexcept; #if !defined(QT_NO_FLOAT16_OPERATORS) - friend qfloat16 operator-(qfloat16 a) Q_DECL_NOTHROW; + friend qfloat16 operator-(qfloat16 a) noexcept; #endif }; Q_DECLARE_TYPEINFO(qfloat16, Q_PRIMITIVE_TYPE); -Q_CORE_EXPORT void qFloatToFloat16(qfloat16 *, const float *, qsizetype length) Q_DECL_NOTHROW; -Q_CORE_EXPORT void qFloatFromFloat16(float *, const qfloat16 *, qsizetype length) Q_DECL_NOTHROW; +Q_CORE_EXPORT void qFloatToFloat16(qfloat16 *, const float *, qsizetype length) noexcept; +Q_CORE_EXPORT void qFloatFromFloat16(float *, const qfloat16 *, qsizetype length) noexcept; -Q_REQUIRED_RESULT Q_CORE_EXPORT bool qIsInf(qfloat16 f) Q_DECL_NOTHROW; // complements qnumeric.h -Q_REQUIRED_RESULT Q_CORE_EXPORT bool qIsNaN(qfloat16 f) Q_DECL_NOTHROW; // complements qnumeric.h -Q_REQUIRED_RESULT Q_CORE_EXPORT bool qIsFinite(qfloat16 f) Q_DECL_NOTHROW; // complements qnumeric.h +// Complement qnumeric.h: +Q_REQUIRED_RESULT inline bool qIsInf(qfloat16 f) noexcept { return f.isInf(); } +Q_REQUIRED_RESULT inline bool qIsNaN(qfloat16 f) noexcept { return f.isNaN(); } +Q_REQUIRED_RESULT inline bool qIsFinite(qfloat16 f) noexcept { return f.isFinite(); } +Q_REQUIRED_RESULT inline int qFpClassify(qfloat16 f) noexcept { return f.fpClassify(); } +// Q_REQUIRED_RESULT quint32 qFloatDistance(qfloat16 a, qfloat16 b); // The remainder of these utility functions complement qglobal.h -Q_REQUIRED_RESULT inline int qRound(qfloat16 d) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline int qRound(qfloat16 d) noexcept { return qRound(static_cast<float>(d)); } -Q_REQUIRED_RESULT inline qint64 qRound64(qfloat16 d) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline qint64 qRound64(qfloat16 d) noexcept { return qRound64(static_cast<float>(d)); } -Q_REQUIRED_RESULT inline bool qFuzzyCompare(qfloat16 p1, qfloat16 p2) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline bool qFuzzyCompare(qfloat16 p1, qfloat16 p2) noexcept { float f1 = static_cast<float>(p1); float f2 = static_cast<float>(p2); @@ -115,19 +143,19 @@ Q_REQUIRED_RESULT inline bool qFuzzyCompare(qfloat16 p1, qfloat16 p2) Q_DECL_NOT return (qAbs(f1 - f2) * 102.5f <= qMin(qAbs(f1), qAbs(f2))); } -Q_REQUIRED_RESULT inline bool qIsNull(qfloat16 f) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline bool qIsNull(qfloat16 f) noexcept { return (f.b16 & static_cast<quint16>(0x7fff)) == 0; } -inline int qIntCast(qfloat16 f) Q_DECL_NOTHROW +inline int qIntCast(qfloat16 f) noexcept { return int(static_cast<float>(f)); } #ifndef Q_QDOC QT_WARNING_PUSH QT_WARNING_DISABLE_CLANG("-Wc99-extensions") QT_WARNING_DISABLE_GCC("-Wold-style-cast") -inline qfloat16::qfloat16(float f) Q_DECL_NOTHROW +inline qfloat16::qfloat16(float f) noexcept { #if defined(QT_COMPILER_SUPPORTS_F16C) && defined(__F16C__) __m128 packsingle = _mm_set_ss(f); @@ -145,7 +173,7 @@ inline qfloat16::qfloat16(float f) Q_DECL_NOTHROW } QT_WARNING_POP -inline qfloat16::operator float() const Q_DECL_NOTHROW +inline qfloat16::operator float() const noexcept { #if defined(QT_COMPILER_SUPPORTS_F16C) && defined(__F16C__) __m128i packhalf = _mm_cvtsi32_si128(b16); @@ -166,23 +194,23 @@ inline qfloat16::operator float() const Q_DECL_NOTHROW #endif #if !defined(QT_NO_FLOAT16_OPERATORS) -inline qfloat16 operator-(qfloat16 a) Q_DECL_NOTHROW +inline qfloat16 operator-(qfloat16 a) noexcept { qfloat16 f; f.b16 = a.b16 ^ quint16(0x8000); return f; } -inline qfloat16 operator+(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return qfloat16(static_cast<float>(a) + static_cast<float>(b)); } -inline qfloat16 operator-(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return qfloat16(static_cast<float>(a) - static_cast<float>(b)); } -inline qfloat16 operator*(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return qfloat16(static_cast<float>(a) * static_cast<float>(b)); } -inline qfloat16 operator/(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return qfloat16(static_cast<float>(a) / static_cast<float>(b)); } +inline qfloat16 operator+(qfloat16 a, qfloat16 b) noexcept { return qfloat16(static_cast<float>(a) + static_cast<float>(b)); } +inline qfloat16 operator-(qfloat16 a, qfloat16 b) noexcept { return qfloat16(static_cast<float>(a) - static_cast<float>(b)); } +inline qfloat16 operator*(qfloat16 a, qfloat16 b) noexcept { return qfloat16(static_cast<float>(a) * static_cast<float>(b)); } +inline qfloat16 operator/(qfloat16 a, qfloat16 b) noexcept { return qfloat16(static_cast<float>(a) / static_cast<float>(b)); } #define QF16_MAKE_ARITH_OP_FP(FP, OP) \ - inline FP operator OP(qfloat16 lhs, FP rhs) Q_DECL_NOTHROW { return static_cast<FP>(lhs) OP rhs; } \ - inline FP operator OP(FP lhs, qfloat16 rhs) Q_DECL_NOTHROW { return lhs OP static_cast<FP>(rhs); } + inline FP operator OP(qfloat16 lhs, FP rhs) noexcept { return static_cast<FP>(lhs) OP rhs; } \ + inline FP operator OP(FP lhs, qfloat16 rhs) noexcept { return lhs OP static_cast<FP>(rhs); } #define QF16_MAKE_ARITH_OP_EQ_FP(FP, OP_EQ, OP) \ - inline qfloat16& operator OP_EQ(qfloat16& lhs, FP rhs) Q_DECL_NOTHROW \ + inline qfloat16& operator OP_EQ(qfloat16& lhs, FP rhs) noexcept \ { lhs = qfloat16(float(static_cast<FP>(lhs) OP rhs)); return lhs; } #define QF16_MAKE_ARITH_OP(FP) \ QF16_MAKE_ARITH_OP_FP(FP, +) \ @@ -200,8 +228,8 @@ QF16_MAKE_ARITH_OP(float) #undef QF16_MAKE_ARITH_OP_FP #define QF16_MAKE_ARITH_OP_INT(OP) \ - inline double operator OP(qfloat16 lhs, int rhs) Q_DECL_NOTHROW { return static_cast<double>(lhs) OP rhs; } \ - inline double operator OP(int lhs, qfloat16 rhs) Q_DECL_NOTHROW { return lhs OP static_cast<double>(rhs); } + inline double operator OP(qfloat16 lhs, int rhs) noexcept { return static_cast<double>(lhs) OP rhs; } \ + inline double operator OP(int lhs, qfloat16 rhs) noexcept { return lhs OP static_cast<double>(rhs); } QF16_MAKE_ARITH_OP_INT(+) QF16_MAKE_ARITH_OP_INT(-) QF16_MAKE_ARITH_OP_INT(*) @@ -212,16 +240,16 @@ QT_WARNING_PUSH QT_WARNING_DISABLE_CLANG("-Wfloat-equal") QT_WARNING_DISABLE_GCC("-Wfloat-equal") -inline bool operator>(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return static_cast<float>(a) > static_cast<float>(b); } -inline bool operator<(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return static_cast<float>(a) < static_cast<float>(b); } -inline bool operator>=(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return static_cast<float>(a) >= static_cast<float>(b); } -inline bool operator<=(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return static_cast<float>(a) <= static_cast<float>(b); } -inline bool operator==(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return static_cast<float>(a) == static_cast<float>(b); } -inline bool operator!=(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return static_cast<float>(a) != static_cast<float>(b); } +inline bool operator>(qfloat16 a, qfloat16 b) noexcept { return static_cast<float>(a) > static_cast<float>(b); } +inline bool operator<(qfloat16 a, qfloat16 b) noexcept { return static_cast<float>(a) < static_cast<float>(b); } +inline bool operator>=(qfloat16 a, qfloat16 b) noexcept { return static_cast<float>(a) >= static_cast<float>(b); } +inline bool operator<=(qfloat16 a, qfloat16 b) noexcept { return static_cast<float>(a) <= static_cast<float>(b); } +inline bool operator==(qfloat16 a, qfloat16 b) noexcept { return static_cast<float>(a) == static_cast<float>(b); } +inline bool operator!=(qfloat16 a, qfloat16 b) noexcept { return static_cast<float>(a) != static_cast<float>(b); } #define QF16_MAKE_BOOL_OP_FP(FP, OP) \ - inline bool operator OP(qfloat16 lhs, FP rhs) Q_DECL_NOTHROW { return static_cast<FP>(lhs) OP rhs; } \ - inline bool operator OP(FP lhs, qfloat16 rhs) Q_DECL_NOTHROW { return lhs OP static_cast<FP>(rhs); } + inline bool operator OP(qfloat16 lhs, FP rhs) noexcept { return static_cast<FP>(lhs) OP rhs; } \ + inline bool operator OP(FP lhs, qfloat16 rhs) noexcept { return lhs OP static_cast<FP>(rhs); } #define QF16_MAKE_BOOL_OP(FP) \ QF16_MAKE_BOOL_OP_FP(FP, <) \ QF16_MAKE_BOOL_OP_FP(FP, >) \ @@ -236,8 +264,8 @@ QF16_MAKE_BOOL_OP(float) #undef QF16_MAKE_BOOL_OP_FP #define QF16_MAKE_BOOL_OP_INT(OP) \ - inline bool operator OP(qfloat16 a, int b) Q_DECL_NOTHROW { return static_cast<float>(a) OP b; } \ - inline bool operator OP(int a, qfloat16 b) Q_DECL_NOTHROW { return a OP static_cast<float>(b); } + inline bool operator OP(qfloat16 a, int b) noexcept { return static_cast<float>(a) OP b; } \ + inline bool operator OP(int a, qfloat16 b) noexcept { return a OP static_cast<float>(b); } QF16_MAKE_BOOL_OP_INT(>) QF16_MAKE_BOOL_OP_INT(<) QF16_MAKE_BOOL_OP_INT(>=) @@ -252,7 +280,7 @@ QT_WARNING_POP /*! \internal */ -Q_REQUIRED_RESULT inline bool qFuzzyIsNull(qfloat16 f) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline bool qFuzzyIsNull(qfloat16 f) noexcept { return qAbs(static_cast<float>(f)) <= 0.001f; } @@ -261,4 +289,55 @@ QT_END_NAMESPACE Q_DECLARE_METATYPE(qfloat16) +namespace std { +template<> +class numeric_limits<QT_PREPEND_NAMESPACE(qfloat16)> : public numeric_limits<float> +{ +public: + /* + Treat quint16 b16 as if it were: + uint S: 1; // b16 >> 15 (sign) + uint E: 5; // (b16 >> 10) & 0x1f (offset exponent) + uint M: 10; // b16 & 0x3ff (adjusted mantissa) + + for E == 0: magnitude is M / 2.^{24} + for 0 < E < 31: magnitude is (1. + M / 2.^{10}) * 2.^{E - 15) + for E == 31: not finite + */ + static constexpr int digits = 11; + static constexpr int min_exponent = -13; + static constexpr int max_exponent = 16; + + static constexpr int digits10 = 3; + static constexpr int max_digits10 = 5; + static constexpr int min_exponent10 = -4; + static constexpr int max_exponent10 = 4; + + static constexpr QT_PREPEND_NAMESPACE(qfloat16) epsilon() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_epsilon(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) (min)() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_min(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) denorm_min() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_denorm_min(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) (max)() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_max(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) lowest() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_lowest(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) infinity() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_infinity(); } + static constexpr QT_PREPEND_NAMESPACE(qfloat16) quiet_NaN() + { return QT_PREPEND_NAMESPACE(qfloat16)::_limit_quiet_NaN(); } +}; + +template<> class numeric_limits<const QT_PREPEND_NAMESPACE(qfloat16)> + : public numeric_limits<QT_PREPEND_NAMESPACE(qfloat16)> {}; +template<> class numeric_limits<volatile QT_PREPEND_NAMESPACE(qfloat16)> + : public numeric_limits<QT_PREPEND_NAMESPACE(qfloat16)> {}; +template<> class numeric_limits<const volatile QT_PREPEND_NAMESPACE(qfloat16)> + : public numeric_limits<QT_PREPEND_NAMESPACE(qfloat16)> {}; + +// Adding overloads to std isn't allowed, so we can't extend this to support +// for fpclassify(), isnormal() &c. (which, furthermore, are macros on MinGW). +} // namespace std + #endif // QFLOAT16_H diff --git a/src/corelib/global/qfloat16_f16c.c b/src/corelib/global/qfloat16_f16c.c index a7eadc71b7..ba1e16f481 100644 --- a/src/corelib/global/qfloat16_f16c.c +++ b/src/corelib/global/qfloat16_f16c.c @@ -54,7 +54,7 @@ extern "C" { #endif QT_FUNCTION_TARGET(F16C) -void qFloatToFloat16_fast(quint16 *out, const float *in, qsizetype len) Q_DECL_NOTHROW +void qFloatToFloat16_fast(quint16 *out, const float *in, qsizetype len) Q_DECL_NOEXCEPT { qsizetype i = 0; int epilog_i; @@ -70,7 +70,7 @@ void qFloatToFloat16_fast(quint16 *out, const float *in, qsizetype len) Q_DECL_N } QT_FUNCTION_TARGET(F16C) -void qFloatFromFloat16_fast(float *out, const quint16 *in, qsizetype len) Q_DECL_NOTHROW +void qFloatFromFloat16_fast(float *out, const quint16 *in, qsizetype len) Q_DECL_NOEXCEPT { qsizetype i = 0; int epilog_i; diff --git a/src/corelib/global/qglobal.cpp b/src/corelib/global/qglobal.cpp index c0db2c3db6..990554a682 100644 --- a/src/corelib/global/qglobal.cpp +++ b/src/corelib/global/qglobal.cpp @@ -1147,12 +1147,12 @@ Q_STATIC_ASSERT((std::is_same<qsizetype, qptrdiff>::value)); \sa QT_VERSION_STR, QLibraryInfo::version() */ -const char *qVersion() Q_DECL_NOTHROW +const char *qVersion() noexcept { return QT_VERSION_STR; } -bool qSharedBuild() Q_DECL_NOTHROW +bool qSharedBuild() noexcept { #ifdef QT_SHARED return true; @@ -1898,6 +1898,42 @@ bool qSharedBuild() Q_DECL_NOTHROW */ /*! + \macro Q_PROCESSOR_RISCV + \relates <QtGlobal> + \since 5.13 + + Defined if the application is compiled for RISC-V processors. Qt currently + supports two RISC-V variants: \l Q_PROCESSOR_RISCV_32 and \l + Q_PROCESSOR_RISCV_64. + + \sa QSysInfo::buildCpuArchitecture() +*/ + +/*! + \macro Q_PROCESSOR_RISCV_32 + \relates <QtGlobal> + \since 5.13 + + Defined if the application is compiled for 32-bit RISC-V processors. The \l + Q_PROCESSOR_RISCV macro is also defined when Q_PROCESSOR_RISCV_32 is + defined. + + \sa QSysInfo::buildCpuArchitecture() +*/ + +/*! + \macro Q_PROCESSOR_RISCV_64 + \relates <QtGlobal> + \since 5.13 + + Defined if the application is compiled for 64-bit RISC-V processors. The \l + Q_PROCESSOR_RISCV macro is also defined when Q_PROCESSOR_RISCV_64 is + defined. + + \sa QSysInfo::buildCpuArchitecture() +*/ + +/*! \macro Q_PROCESSOR_S390 \relates <QtGlobal> @@ -3220,7 +3256,7 @@ QByteArray QSysInfo::bootUniqueId() The Q_CHECK_PTR macro calls this function if an allocation check fails. */ -void qt_check_pointer(const char *n, int l) Q_DECL_NOTHROW +void qt_check_pointer(const char *n, int l) noexcept { // make separate printing calls so that the first one may flush; // the second one could want to allocate memory (fputs prints a @@ -3247,7 +3283,7 @@ void qBadAlloc() Allows you to call std::terminate() without including <exception>. Called internally from QT_TERMINATE_ON_EXCEPTION */ -Q_NORETURN void qTerminate() Q_DECL_NOTHROW +Q_NORETURN void qTerminate() noexcept { std::terminate(); } @@ -3256,7 +3292,7 @@ Q_NORETURN void qTerminate() Q_DECL_NOTHROW /* The Q_ASSERT macro calls this function when the test fails. */ -void qt_assert(const char *assertion, const char *file, int line) Q_DECL_NOTHROW +void qt_assert(const char *assertion, const char *file, int line) noexcept { QMessageLogger(file, line, nullptr).fatal("ASSERT: \"%s\" in file %s, line %d", assertion, file, line); } @@ -3264,7 +3300,7 @@ void qt_assert(const char *assertion, const char *file, int line) Q_DECL_NOTHROW /* The Q_ASSERT_X macro calls this function when the test fails. */ -void qt_assert_x(const char *where, const char *what, const char *file, int line) Q_DECL_NOTHROW +void qt_assert_x(const char *where, const char *what, const char *file, int line) noexcept { QMessageLogger(file, line, nullptr).fatal("ASSERT failure in %s: \"%s\", file %s, line %d", where, what, file, line); } @@ -3471,7 +3507,7 @@ QString qEnvironmentVariable(const char *varName) \sa qgetenv(), qEnvironmentVariable(), qEnvironmentVariableIsSet() */ -bool qEnvironmentVariableIsEmpty(const char *varName) Q_DECL_NOEXCEPT +bool qEnvironmentVariableIsEmpty(const char *varName) noexcept { QMutexLocker locker(&environmentMutex); #ifdef Q_CC_MSVC @@ -3506,7 +3542,7 @@ bool qEnvironmentVariableIsEmpty(const char *varName) Q_DECL_NOEXCEPT \sa qgetenv(), qEnvironmentVariable(), qEnvironmentVariableIsSet() */ -int qEnvironmentVariableIntValue(const char *varName, bool *ok) Q_DECL_NOEXCEPT +int qEnvironmentVariableIntValue(const char *varName, bool *ok) noexcept { static const int NumBinaryDigitsPerOctalDigit = 3; static const int MaxDigitsForOctalInt = @@ -3575,7 +3611,7 @@ int qEnvironmentVariableIntValue(const char *varName, bool *ok) Q_DECL_NOEXCEPT \sa qgetenv(), qEnvironmentVariable(), qEnvironmentVariableIsEmpty() */ -bool qEnvironmentVariableIsSet(const char *varName) Q_DECL_NOEXCEPT +bool qEnvironmentVariableIsSet(const char *varName) noexcept { QMutexLocker locker(&environmentMutex); #ifdef Q_CC_MSVC @@ -3583,7 +3619,7 @@ bool qEnvironmentVariableIsSet(const char *varName) Q_DECL_NOEXCEPT (void)getenv_s(&requiredSize, 0, 0, varName); return requiredSize != 0; #else - return ::getenv(varName) != 0; + return ::getenv(varName) != nullptr; #endif } @@ -3777,6 +3813,56 @@ bool qunsetenv(const char *varName) */ /*! + \fn template <typename T, typename U = T> T qExchange(T &obj, U &&newValue) + \relates <QtGlobal> + \since 5.14 + + Replaces the value of \a obj with \a newValue and returns the old value of \a obj. + + This is Qt's implementation of std::exchange(). It differs from std::exchange() + only in that it is \c constexpr already in C++14, and available on all supported + compilers. + + Here is how to use qExchange() to implement move constructors: + \code + MyClass(MyClass &&other) + : m_pointer{qExchange(other.m_pointer, nullptr)}, + m_int{qExchange(other.m_int, 0)}, + m_vector{std::move(other.m_vector)}, + ... + \endcode + + For members of class type, we can use std::move(), as their move-constructor will + do the right thing. But for scalar types such as raw pointers or integer type, move + is the same as copy, which, particularly for pointers, is not what we expect. So, we + cannot use std::move() for such types, but we can use std::exchange()/qExchange() to + make sure the source object's member is already reset by the time we get to the + initialization of our next data member, which might come in handy if the constructor + exits with an exception. + + Here is how to use qExchange() to write a loop that consumes the collection it + iterates over: + \code + for (auto &e : qExchange(collection, {}) + doSomethingWith(e); + \endcode + + Which is equivalent to the following, much more verbose code: + \code + { + auto tmp = std::move(collection); + collection = {}; // or collection.clear() + for (auto &e : tmp) + doSomethingWith(e); + } // destroys 'tmp' + \endcode + + This is perfectly safe, as the for-loop keeps the result of qExchange() alive for as + long as the loop runs, saving the declaration of a temporary variable. Be aware, though, + that qExchange() returns a non-const object, so Qt containers may detach. +*/ + +/*! \macro QT_TR_NOOP(sourceText) \relates <QtGlobal> diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h index 223ebbcabe..87ae704ca4 100644 --- a/src/corelib/global/qglobal.h +++ b/src/corelib/global/qglobal.h @@ -307,6 +307,14 @@ typedef double qreal; # define QT_DEPRECATED_CONSTRUCTOR #endif +#ifndef QT_DEPRECATED_WARNINGS_SINCE +# ifdef QT_DISABLE_DEPRECATED_BEFORE +# define QT_DEPRECATED_WARNINGS_SINCE QT_DISABLE_DEPRECATED_BEFORE +# else +# define QT_DEPRECATED_WARNINGS_SINCE QT_VERSION +# endif +#endif + #ifndef QT_DISABLE_DEPRECATED_BEFORE #define QT_DISABLE_DEPRECATED_BEFORE QT_VERSION_CHECK(5, 0, 0) #endif @@ -330,6 +338,51 @@ typedef double qreal; #endif /* + QT_DEPRECATED_VERSION(major, minor) and QT_DEPRECATED_VERSION_X(major, minor, text) + outputs a deprecation warning if QT_DEPRECATED_WARNINGS_SINCE is equal or greater + than the version specified as major, minor. This makes it possible to deprecate a + function without annoying a user who needs to stick at a specified minimum version + and therefore can't use the new function. +*/ +#if QT_DEPRECATED_WARNINGS_SINCE >= QT_VERSION_CHECK(5, 12, 0) +# define QT_DEPRECATED_VERSION_X_5_12(text) QT_DEPRECATED_X(text) +# define QT_DEPRECATED_VERSION_5_12 QT_DEPRECATED +#else +# define QT_DEPRECATED_VERSION_X_5_12(text) +# define QT_DEPRECATED_VERSION_5_12 +#endif + +#if QT_DEPRECATED_WARNINGS_SINCE >= QT_VERSION_CHECK(5, 13, 0) +# define QT_DEPRECATED_VERSION_X_5_13(text) QT_DEPRECATED_X(text) +# define QT_DEPRECATED_VERSION_5_13 QT_DEPRECATED +#else +# define QT_DEPRECATED_VERSION_X_5_13(text) +# define QT_DEPRECATED_VERSION_5_13 +#endif + +#if QT_DEPRECATED_WARNINGS_SINCE >= QT_VERSION_CHECK(5, 14, 0) +# define QT_DEPRECATED_VERSION_X_5_14(text) QT_DEPRECATED_X(text) +# define QT_DEPRECATED_VERSION_5_14 QT_DEPRECATED +#else +# define QT_DEPRECATED_VERSION_X_5_14(text) +# define QT_DEPRECATED_VERSION_5_14 +#endif + +#if QT_DEPRECATED_WARNINGS_SINCE >= QT_VERSION_CHECK(5, 15, 0) +# define QT_DEPRECATED_VERSION_X_5_15(text) QT_DEPRECATED_X(text) +# define QT_DEPRECATED_VERSION_5_15 QT_DEPRECATED +#else +# define QT_DEPRECATED_VERSION_X_5_15(text) +# define QT_DEPRECATED_VERSION_5_15 +#endif + +#define QT_DEPRECATED_VERSION_X_5(minor, text) QT_DEPRECATED_VERSION_X_5_##minor(text) +#define QT_DEPRECATED_VERSION_X(major, minor, text) QT_DEPRECATED_VERSION_X_##major(minor, text) + +#define QT_DEPRECATED_VERSION_5(minor) QT_DEPRECATED_VERSION_5_##minor +#define QT_DEPRECATED_VERSION(major, minor) QT_DEPRECATED_VERSION_##major(minor) + +/* The Qt modules' export macros. The options are: - defined(QT_STATIC): Qt was built or is being built in static mode @@ -369,8 +422,8 @@ typedef double qreal; operator to disable copying (the compiler gives an error message). */ #define Q_DISABLE_COPY(Class) \ - Class(const Class &) Q_DECL_EQ_DELETE;\ - Class &operator=(const Class &) Q_DECL_EQ_DELETE; + Class(const Class &) = delete;\ + Class &operator=(const Class &) = delete; #define Q_DISABLE_MOVE(Class) \ Class(Class &&) = delete; \ @@ -411,7 +464,7 @@ typedef double qreal; #if !defined(QT_NAMESPACE) && defined(__cplusplus) && !defined(Q_QDOC) extern "C" #endif -Q_CORE_EXPORT Q_DECL_CONST_FUNCTION const char *qVersion(void) Q_DECL_NOTHROW; +Q_CORE_EXPORT Q_DECL_CONST_FUNCTION const char *qVersion(void) Q_DECL_NOEXCEPT; #if defined(__cplusplus) @@ -456,11 +509,8 @@ namespace QtPrivate { template <class T> struct AlignOf : AlignOf_Default<T> { }; template <class T> struct AlignOf<T &> : AlignOf<T> {}; - template <size_t N, class T> struct AlignOf<T[N]> : AlignOf<T> {}; - -#ifdef Q_COMPILER_RVALUE_REFS template <class T> struct AlignOf<T &&> : AlignOf<T> {}; -#endif + template <size_t N, class T> struct AlignOf<T[N]> : AlignOf<T> {}; #if defined(Q_PROCESSOR_X86_32) && !defined(Q_OS_WIN) template <class T> struct AlignOf_WorkaroundForI386Abi { enum { Value = sizeof(T) }; }; @@ -730,7 +780,7 @@ inline void qt_noop(void) {} # define QT_CATCH(A) catch (A) # define QT_THROW(A) throw A # define QT_RETHROW throw -Q_NORETURN Q_DECL_COLD_FUNCTION Q_CORE_EXPORT void qTerminate() Q_DECL_NOTHROW; +Q_NORETURN Q_DECL_COLD_FUNCTION Q_CORE_EXPORT void qTerminate() noexcept; # ifdef Q_COMPILER_NOEXCEPT # define QT_TERMINATE_ON_EXCEPTION(expr) do { expr; } while (false) # else @@ -738,7 +788,7 @@ Q_NORETURN Q_DECL_COLD_FUNCTION Q_CORE_EXPORT void qTerminate() Q_DECL_NOTHROW; # endif #endif -Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qSharedBuild() Q_DECL_NOTHROW; +Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qSharedBuild() noexcept; #ifndef Q_OUTOFLINE_TEMPLATE # define Q_OUTOFLINE_TEMPLATE @@ -781,7 +831,7 @@ Q_CORE_EXPORT QString qt_error_string(int errorCode = -1); Q_NORETURN #endif Q_DECL_COLD_FUNCTION -Q_CORE_EXPORT void qt_assert(const char *assertion, const char *file, int line) Q_DECL_NOTHROW; +Q_CORE_EXPORT void qt_assert(const char *assertion, const char *file, int line) noexcept; #if !defined(Q_ASSERT) # if defined(QT_NO_DEBUG) && !defined(QT_FORCE_ASSERTS) @@ -799,7 +849,7 @@ Q_CORE_EXPORT void qt_assert(const char *assertion, const char *file, int line) Q_NORETURN #endif Q_DECL_COLD_FUNCTION -Q_CORE_EXPORT void qt_assert_x(const char *where, const char *what, const char *file, int line) Q_DECL_NOTHROW; +Q_CORE_EXPORT void qt_assert_x(const char *where, const char *what, const char *file, int line) noexcept; #if !defined(Q_ASSERT_X) # if defined(QT_NO_DEBUG) && !defined(QT_FORCE_ASSERTS) @@ -809,7 +859,7 @@ Q_CORE_EXPORT void qt_assert_x(const char *where, const char *what, const char * # endif #endif -Q_NORETURN Q_CORE_EXPORT void qt_check_pointer(const char *, int) Q_DECL_NOTHROW; +Q_NORETURN Q_CORE_EXPORT void qt_check_pointer(const char *, int) noexcept; Q_DECL_COLD_FUNCTION Q_CORE_EXPORT void qBadAlloc(); @@ -852,38 +902,23 @@ Q_REQUIRED_RESULT Q_DECL_CONSTEXPR static inline Q_DECL_UNUSED bool qFuzzyIsNul return qAbs(f) <= 0.00001f; } -/* - This function tests a double for a null value. It doesn't - check whether the actual value is 0 or close to 0, but whether - it is binary 0, disregarding sign. -*/ -Q_REQUIRED_RESULT static inline Q_DECL_UNUSED bool qIsNull(double d) +QT_WARNING_PUSH +QT_WARNING_DISABLE_CLANG("-Wfloat-equal") +QT_WARNING_DISABLE_GCC("-Wfloat-equal") +QT_WARNING_DISABLE_INTEL(1572) + +Q_REQUIRED_RESULT Q_DECL_CONSTEXPR static inline Q_DECL_UNUSED bool qIsNull(double d) noexcept { - union U { - double d; - quint64 u; - }; - U val; - val.d = d; - return (val.u & Q_UINT64_C(0x7fffffffffffffff)) == 0; + return d == 0.0; } -/* - This function tests a float for a null value. It doesn't - check whether the actual value is 0 or close to 0, but whether - it is binary 0, disregarding sign. -*/ -Q_REQUIRED_RESULT static inline Q_DECL_UNUSED bool qIsNull(float f) +Q_REQUIRED_RESULT Q_DECL_CONSTEXPR static inline Q_DECL_UNUSED bool qIsNull(float f) noexcept { - union U { - float f; - quint32 u; - }; - U val; - val.f = f; - return (val.u & 0x7fffffff) == 0; + return f == 0.0f; } +QT_WARNING_POP + /* Compilers which follow outdated template instantiation rules require a class to have a comparison operator to exist when @@ -910,14 +945,14 @@ namespace SwapExceptionTester { // insulate users from the "using std::swap" bel using std::swap; // import std::swap template <typename T> void checkSwap(T &t) - Q_DECL_NOEXCEPT_EXPR(noexcept(swap(t, t))); + noexcept(noexcept(swap(t, t))); // declared, but not implemented (only to be used in unevaluated contexts (noexcept operator)) } } // namespace QtPrivate template <typename T> inline void qSwap(T &value1, T &value2) - Q_DECL_NOEXCEPT_EXPR(noexcept(QtPrivate::SwapExceptionTester::checkSwap(value1))) + noexcept(noexcept(QtPrivate::SwapExceptionTester::checkSwap(value1))) { using std::swap; swap(value1, value2); @@ -968,10 +1003,19 @@ QT_WARNING_DISABLE_MSVC(4530) /* C++ exception handler used, but unwind semantic // this adds const to non-const objects (like std::as_const) template <typename T> -Q_DECL_CONSTEXPR typename std::add_const<T>::type &qAsConst(T &t) Q_DECL_NOTHROW { return t; } +Q_DECL_CONSTEXPR typename std::add_const<T>::type &qAsConst(T &t) noexcept { return t; } // prevent rvalue arguments: template <typename T> -void qAsConst(const T &&) Q_DECL_EQ_DELETE; +void qAsConst(const T &&) = delete; + +// like std::exchange +template <typename T, typename U = T> +Q_DECL_RELAXED_CONSTEXPR T qExchange(T &t, U &&newValue) +{ + T old = std::move(t); + t = std::forward<U>(newValue); + return old; +} #ifndef QT_NO_FOREACH @@ -1130,11 +1174,11 @@ template <typename... Args> struct QNonConstOverload { template <typename R, typename T> - Q_DECL_CONSTEXPR auto operator()(R (T::*ptr)(Args...)) const Q_DECL_NOTHROW -> decltype(ptr) + Q_DECL_CONSTEXPR auto operator()(R (T::*ptr)(Args...)) const noexcept -> decltype(ptr) { return ptr; } template <typename R, typename T> - static Q_DECL_CONSTEXPR auto of(R (T::*ptr)(Args...)) Q_DECL_NOTHROW -> decltype(ptr) + static Q_DECL_CONSTEXPR auto of(R (T::*ptr)(Args...)) noexcept -> decltype(ptr) { return ptr; } }; @@ -1142,11 +1186,11 @@ template <typename... Args> struct QConstOverload { template <typename R, typename T> - Q_DECL_CONSTEXPR auto operator()(R (T::*ptr)(Args...) const) const Q_DECL_NOTHROW -> decltype(ptr) + Q_DECL_CONSTEXPR auto operator()(R (T::*ptr)(Args...) const) const noexcept -> decltype(ptr) { return ptr; } template <typename R, typename T> - static Q_DECL_CONSTEXPR auto of(R (T::*ptr)(Args...) const) Q_DECL_NOTHROW -> decltype(ptr) + static Q_DECL_CONSTEXPR auto of(R (T::*ptr)(Args...) const) noexcept -> decltype(ptr) { return ptr; } }; @@ -1159,11 +1203,11 @@ struct QOverload : QConstOverload<Args...>, QNonConstOverload<Args...> using QNonConstOverload<Args...>::operator(); template <typename R> - Q_DECL_CONSTEXPR auto operator()(R (*ptr)(Args...)) const Q_DECL_NOTHROW -> decltype(ptr) + Q_DECL_CONSTEXPR auto operator()(R (*ptr)(Args...)) const noexcept -> decltype(ptr) { return ptr; } template <typename R> - static Q_DECL_CONSTEXPR auto of(R (*ptr)(Args...)) Q_DECL_NOTHROW -> decltype(ptr) + static Q_DECL_CONSTEXPR auto of(R (*ptr)(Args...)) noexcept -> decltype(ptr) { return ptr; } }; @@ -1184,9 +1228,9 @@ Q_CORE_EXPORT QString qEnvironmentVariable(const char *varName, const QString &d Q_CORE_EXPORT bool qputenv(const char *varName, const QByteArray& value); Q_CORE_EXPORT bool qunsetenv(const char *varName); -Q_CORE_EXPORT bool qEnvironmentVariableIsEmpty(const char *varName) Q_DECL_NOEXCEPT; -Q_CORE_EXPORT bool qEnvironmentVariableIsSet(const char *varName) Q_DECL_NOEXCEPT; -Q_CORE_EXPORT int qEnvironmentVariableIntValue(const char *varName, bool *ok=nullptr) Q_DECL_NOEXCEPT; +Q_CORE_EXPORT bool qEnvironmentVariableIsEmpty(const char *varName) noexcept; +Q_CORE_EXPORT bool qEnvironmentVariableIsSet(const char *varName) noexcept; +Q_CORE_EXPORT int qEnvironmentVariableIntValue(const char *varName, bool *ok=nullptr) noexcept; inline int qIntCast(double f) { return int(f); } inline int qIntCast(float f) { return int(f); } diff --git a/src/corelib/global/qglobalstatic.h b/src/corelib/global/qglobalstatic.h index 555bdf04c1..4f89876793 100644 --- a/src/corelib/global/qglobalstatic.h +++ b/src/corelib/global/qglobalstatic.h @@ -79,14 +79,14 @@ enum GuardValues { Q_GLOBAL_STATIC_INTERNAL_DECORATION Type *innerFunction() \ { \ struct HolderBase { \ - ~HolderBase() Q_DECL_NOTHROW \ + ~HolderBase() noexcept \ { if (guard.load() == QtGlobalStatic::Initialized) \ guard.store(QtGlobalStatic::Destroyed); } \ }; \ static struct Holder : public HolderBase { \ Type value; \ Holder() \ - Q_DECL_NOEXCEPT_EXPR(noexcept(Type ARGS)) \ + noexcept(noexcept(Type ARGS)) \ : value ARGS \ { guard.store(QtGlobalStatic::Initialized); } \ } holder; \ @@ -131,8 +131,8 @@ struct QGlobalStatic bool isDestroyed() const { return guard.load() <= QtGlobalStatic::Destroyed; } bool exists() const { return guard.load() == QtGlobalStatic::Initialized; } - operator Type *() { if (isDestroyed()) return 0; return innerFunction(); } - Type *operator()() { if (isDestroyed()) return 0; return innerFunction(); } + operator Type *() { if (isDestroyed()) return nullptr; return innerFunction(); } + Type *operator()() { if (isDestroyed()) return nullptr; return innerFunction(); } Type *operator->() { Q_ASSERT_X(!isDestroyed(), "Q_GLOBAL_STATIC", "The global static was used after being destroyed"); diff --git a/src/corelib/global/qhooks.cpp b/src/corelib/global/qhooks.cpp index bbddb1cbf1..020dee3710 100644 --- a/src/corelib/global/qhooks.cpp +++ b/src/corelib/global/qhooks.cpp @@ -67,7 +67,7 @@ quintptr Q_CORE_EXPORT qtHookData[] = { // The required sizes and offsets are tested in tests/auto/other/toolsupport. // When this fails and the change was intentional, adjust the test and // adjust this value here. - 16 + 17 }; Q_STATIC_ASSERT(QHooks::LastHookIndex == sizeof(qtHookData) / sizeof(qtHookData[0])); diff --git a/src/corelib/global/qlibraryinfo.cpp b/src/corelib/global/qlibraryinfo.cpp index d19e54154e..e82939dcd9 100644 --- a/src/corelib/global/qlibraryinfo.cpp +++ b/src/corelib/global/qlibraryinfo.cpp @@ -350,7 +350,7 @@ QLibraryInfo::buildDate() \since 5.3 */ -const char *QLibraryInfo::build() Q_DECL_NOTHROW +const char *QLibraryInfo::build() noexcept { return QT_BUILD_STR; } @@ -377,7 +377,7 @@ QLibraryInfo::isDebugBuild() \sa qVersion() */ -QVersionNumber QLibraryInfo::version() Q_DECL_NOTHROW +QVersionNumber QLibraryInfo::version() noexcept { return QVersionNumber(QT_VERSION_MAJOR, QT_VERSION_MINOR, QT_VERSION_PATCH); } @@ -726,11 +726,6 @@ void qt_core_boilerplate() QT_PREPEND_NAMESPACE(qDumpCPUFeatures)(); -#ifdef QT_EVAL - extern void qt_core_eval_init(QCoreApplicationPrivate::Type); - qt_core_eval_init(QCoreApplicationPrivate::Tty); -#endif - exit(0); } diff --git a/src/corelib/global/qlibraryinfo.h b/src/corelib/global/qlibraryinfo.h index 9414af9b7d..ed60b170a5 100644 --- a/src/corelib/global/qlibraryinfo.h +++ b/src/corelib/global/qlibraryinfo.h @@ -62,12 +62,12 @@ public: #endif // QT_DEPRECATED_SINCE(5, 5) #endif // datestring - static const char * build() Q_DECL_NOTHROW; + static const char * build() noexcept; static bool isDebugBuild(); #ifndef QT_BOOTSTRAPPED - static QVersionNumber version() Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + static QVersionNumber version() noexcept Q_DECL_CONST_FUNCTION; #endif enum LibraryLocation diff --git a/src/corelib/global/qlogging.cpp b/src/corelib/global/qlogging.cpp index ece97077c1..49411306c2 100644 --- a/src/corelib/global/qlogging.cpp +++ b/src/corelib/global/qlogging.cpp @@ -347,7 +347,7 @@ using namespace QtPrivate; */ #if defined(Q_CC_MSVC) && defined(QT_DEBUG) && defined(_DEBUG) && defined(_CRT_ERROR) -static inline void convert_to_wchar_t_elided(wchar_t *d, size_t space, const char *s) Q_DECL_NOEXCEPT +static inline void convert_to_wchar_t_elided(wchar_t *d, size_t space, const char *s) noexcept { size_t len = qstrlen(s); if (len + 1 > space) { @@ -439,7 +439,7 @@ void QMessageLogger::debug(const QLoggingCategory &cat, const char *msg, ...) co return; QMessageLogContext ctxt; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); va_list ap; @@ -466,7 +466,7 @@ void QMessageLogger::debug(QMessageLogger::CategoryFunction catFunc, return; QMessageLogContext ctxt; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); va_list ap; @@ -489,7 +489,7 @@ QDebug QMessageLogger::debug() const { QDebug dbg = QDebug(QtDebugMsg); QMessageLogContext &ctxt = dbg.stream->context; - ctxt.copy(context); + ctxt.copyContextFrom(context); return dbg; } @@ -506,7 +506,7 @@ QDebug QMessageLogger::debug(const QLoggingCategory &cat) const dbg.stream->message_output = false; QMessageLogContext &ctxt = dbg.stream->context; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); return dbg; @@ -530,7 +530,7 @@ QDebug QMessageLogger::debug(QMessageLogger::CategoryFunction catFunc) const \sa QNoDebug, qDebug() */ -QNoDebug QMessageLogger::noDebug() const Q_DECL_NOTHROW +QNoDebug QMessageLogger::noDebug() const noexcept { return QNoDebug(); } @@ -550,7 +550,7 @@ void QMessageLogger::info(const QLoggingCategory &cat, const char *msg, ...) con return; QMessageLogContext ctxt; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); va_list ap; @@ -577,7 +577,7 @@ void QMessageLogger::info(QMessageLogger::CategoryFunction catFunc, return; QMessageLogContext ctxt; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); va_list ap; @@ -601,7 +601,7 @@ QDebug QMessageLogger::info() const { QDebug dbg = QDebug(QtInfoMsg); QMessageLogContext &ctxt = dbg.stream->context; - ctxt.copy(context); + ctxt.copyContextFrom(context); return dbg; } @@ -618,7 +618,7 @@ QDebug QMessageLogger::info(const QLoggingCategory &cat) const dbg.stream->message_output = false; QMessageLogContext &ctxt = dbg.stream->context; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); return dbg; @@ -668,7 +668,7 @@ void QMessageLogger::warning(const QLoggingCategory &cat, const char *msg, ...) return; QMessageLogContext ctxt; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); va_list ap; @@ -695,7 +695,7 @@ void QMessageLogger::warning(QMessageLogger::CategoryFunction catFunc, return; QMessageLogContext ctxt; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); va_list ap; @@ -717,7 +717,7 @@ QDebug QMessageLogger::warning() const { QDebug dbg = QDebug(QtWarningMsg); QMessageLogContext &ctxt = dbg.stream->context; - ctxt.copy(context); + ctxt.copyContextFrom(context); return dbg; } @@ -733,7 +733,7 @@ QDebug QMessageLogger::warning(const QLoggingCategory &cat) const dbg.stream->message_output = false; QMessageLogContext &ctxt = dbg.stream->context; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); return dbg; @@ -784,7 +784,7 @@ void QMessageLogger::critical(const QLoggingCategory &cat, const char *msg, ...) return; QMessageLogContext ctxt; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); va_list ap; @@ -811,7 +811,7 @@ void QMessageLogger::critical(QMessageLogger::CategoryFunction catFunc, return; QMessageLogContext ctxt; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); va_list ap; @@ -833,7 +833,7 @@ QDebug QMessageLogger::critical() const { QDebug dbg = QDebug(QtCriticalMsg); QMessageLogContext &ctxt = dbg.stream->context; - ctxt.copy(context); + ctxt.copyContextFrom(context); return dbg; } @@ -850,7 +850,7 @@ QDebug QMessageLogger::critical(const QLoggingCategory &cat) const dbg.stream->message_output = false; QMessageLogContext &ctxt = dbg.stream->context; - ctxt.copy(context); + ctxt.copyContextFrom(context); ctxt.category = cat.categoryName(); return dbg; @@ -876,7 +876,7 @@ QDebug QMessageLogger::critical(QMessageLogger::CategoryFunction catFunc) const \sa qFatal() */ -void QMessageLogger::fatal(const char *msg, ...) const Q_DECL_NOTHROW +void QMessageLogger::fatal(const char *msg, ...) const noexcept { QString message; @@ -1100,8 +1100,8 @@ Q_DECLARE_TYPEINFO(QMessagePattern::BacktraceParams, Q_MOVABLE_TYPE); QBasicMutex QMessagePattern::mutex; QMessagePattern::QMessagePattern() - : literals(0) - , tokens(0) + : literals(nullptr) + , tokens(nullptr) , fromEnvironment(false) { #ifndef QT_BOOTSTRAPPED @@ -1121,9 +1121,9 @@ QMessagePattern::~QMessagePattern() for (int i = 0; literals[i]; ++i) delete [] literals[i]; delete [] literals; - literals = 0; + literals = nullptr; delete [] tokens; - tokens = 0; + tokens = nullptr; } void QMessagePattern::setPattern(const QString &pattern) @@ -1173,7 +1173,7 @@ void QMessagePattern::setPattern(const QString &pattern) // tokenizer QVarLengthArray<const char*> literalsVar; tokens = new const char*[lexemes.size() + 1]; - tokens[lexemes.size()] = 0; + tokens[lexemes.size()] = nullptr; bool nestedIfError = false; bool inIf = false; @@ -1280,7 +1280,7 @@ void QMessagePattern::setPattern(const QString &pattern) qt_message_print(error); literals = new const char*[literalsVar.size() + 1]; - literals[literalsVar.size()] = 0; + literals[literalsVar.size()] = nullptr; memcpy(literals, literalsVar.constData(), literalsVar.size() * sizeof(const char*)); } @@ -1406,7 +1406,7 @@ QString qFormatLogMessage(QtMsgType type, const QMessageLogContext &context, con #endif // we do not convert file, function, line literals to local encoding due to overhead - for (int i = 0; pattern->tokens[i] != 0; ++i) { + for (int i = 0; pattern->tokens[i]; ++i) { const char *token = pattern->tokens[i]; if (token == endifTokenC) { skip = false; @@ -2108,15 +2108,20 @@ void qSetMessagePattern(const QString &pattern) /*! - Copies context information from \a logContext into this QMessageLogContext + Copies context information from \a logContext into this QMessageLogContext. + Returns a reference to this object. + + Note that the version is \b not copied, only the context information. + \internal */ -void QMessageLogContext::copy(const QMessageLogContext &logContext) +QMessageLogContext &QMessageLogContext::copyContextFrom(const QMessageLogContext &logContext) noexcept { this->category = logContext.category; this->file = logContext.file; this->line = logContext.line; this->function = logContext.function; + return *this; } /*! diff --git a/src/corelib/global/qlogging.h b/src/corelib/global/qlogging.h index dded09999b..4a528a2973 100644 --- a/src/corelib/global/qlogging.h +++ b/src/corelib/global/qlogging.h @@ -63,20 +63,19 @@ class QMessageLogContext { Q_DISABLE_COPY(QMessageLogContext) public: - Q_DECL_CONSTEXPR QMessageLogContext() - : version(2), line(0), file(nullptr), function(nullptr), category(nullptr) {} - Q_DECL_CONSTEXPR QMessageLogContext(const char *fileName, int lineNumber, const char *functionName, const char *categoryName) - : version(2), line(lineNumber), file(fileName), function(functionName), category(categoryName) {} + Q_DECL_CONSTEXPR QMessageLogContext() noexcept = default; + Q_DECL_CONSTEXPR QMessageLogContext(const char *fileName, int lineNumber, const char *functionName, const char *categoryName) noexcept + : line(lineNumber), file(fileName), function(functionName), category(categoryName) {} - void copy(const QMessageLogContext &logContext); - - int version; - int line; - const char *file; - const char *function; - const char *category; + int version = 2; + int line = 0; + const char *file = nullptr; + const char *function = nullptr; + const char *category = nullptr; private: + QMessageLogContext ©ContextFrom(const QMessageLogContext &logContext) noexcept; + friend class QMessageLogger; friend class QDebug; }; @@ -121,7 +120,7 @@ public: Q_NORETURN #endif Q_DECL_COLD_FUNCTION - void fatal(const char *msg, ...) const Q_DECL_NOTHROW Q_ATTRIBUTE_FORMAT_PRINTF(2, 3); + void fatal(const char *msg, ...) const noexcept Q_ATTRIBUTE_FORMAT_PRINTF(2, 3); #ifndef QT_NO_DEBUG_STREAM QDebug debug() const; @@ -137,7 +136,7 @@ public: QDebug critical(const QLoggingCategory &cat) const; QDebug critical(CategoryFunction catFunc) const; - QNoDebug noDebug() const Q_DECL_NOTHROW; + QNoDebug noDebug() const noexcept; #endif // QT_NO_DEBUG_STREAM private: diff --git a/src/corelib/global/qmalloc.cpp b/src/corelib/global/qmalloc.cpp index 05676a0da2..b071c1df62 100644 --- a/src/corelib/global/qmalloc.cpp +++ b/src/corelib/global/qmalloc.cpp @@ -74,18 +74,18 @@ void *qRealloc(void *ptr, size_t size) void *qMallocAligned(size_t size, size_t alignment) { - return qReallocAligned(0, size, 0, alignment); + return qReallocAligned(nullptr, size, 0, alignment); } void *qReallocAligned(void *oldptr, size_t newsize, size_t oldsize, size_t alignment) { // fake an aligned allocation - void *actualptr = oldptr ? static_cast<void **>(oldptr)[-1] : 0; + void *actualptr = oldptr ? static_cast<void **>(oldptr)[-1] : nullptr; if (alignment <= sizeof(void*)) { // special, fast case void **newptr = static_cast<void **>(realloc(actualptr, newsize + sizeof(void*))); if (!newptr) - return 0; + return nullptr; if (newptr == actualptr) { // realloc succeeded without reallocating return oldptr; @@ -105,7 +105,7 @@ void *qReallocAligned(void *oldptr, size_t newsize, size_t oldsize, size_t align void *real = realloc(actualptr, newsize + alignment); if (!real) - return 0; + return nullptr; quintptr faked = reinterpret_cast<quintptr>(real) + alignment; faked &= ~(alignment - 1); diff --git a/src/corelib/global/qfloat16_p.h b/src/corelib/global/qmemory_p.h index f3fc96e119..ac791385bd 100644 --- a/src/corelib/global/qfloat16_p.h +++ b/src/corelib/global/qmemory_p.h @@ -1,7 +1,7 @@ /**************************************************************************** ** -** Copyright (C) 2016 by Southwest Research Institute (R) -** Contact: http://www.qt-project.org/legal +** Copyright (C) 2019 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@kdab.com> +** Contact: http://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. ** @@ -36,9 +36,8 @@ ** $QT_END_LICENSE$ ** ****************************************************************************/ - -#ifndef QFLOAT16_P_H -#define QFLOAT16_P_H +#ifndef QMEMORY_P_H +#define QMEMORY_P_H // // W A R N I N G @@ -51,45 +50,22 @@ // We mean it. // -#include <QtCore/qfloat16.h> -#include <QtCore/qsysinfo.h> - -QT_BEGIN_NAMESPACE +#include <QtCore/qglobal.h> -static inline bool qt_is_inf(qfloat16 d) Q_DECL_NOTHROW -{ - bool is_inf; - uchar *ch = (uchar *)&d; - if (QSysInfo::ByteOrder == QSysInfo::BigEndian) - is_inf = (ch[0] & 0x7c) == 0x7c && (ch[0] & 0x02) == 0; - else - is_inf = (ch[1] & 0x7c) == 0x7c && (ch[1] & 0x02) == 0; - return is_inf; -} +#include <memory> +#include <type_traits> +#include <utility> -static inline bool qt_is_nan(qfloat16 d) Q_DECL_NOTHROW -{ - bool is_nan; - uchar *ch = (uchar *)&d; - if (QSysInfo::ByteOrder == QSysInfo::BigEndian) - is_nan = (ch[0] & 0x7c) == 0x7c && (ch[0] & 0x02) != 0; - else - is_nan = (ch[1] & 0x7c) == 0x7c && (ch[1] & 0x02) != 0; - return is_nan; -} +QT_BEGIN_NAMESPACE -static inline bool qt_is_finite(qfloat16 d) Q_DECL_NOTHROW +// Like std::make_unique, but less ambitious, so keep as private API, for use in Qt itself: +template <typename T, typename... Args> +typename std::enable_if<!std::is_array<T>::value, std::unique_ptr<T>>::type +qt_make_unique(Args &&...args) { - bool is_finite; - uchar *ch = (uchar *)&d; - if (QSysInfo::ByteOrder == QSysInfo::BigEndian) - is_finite = (ch[0] & 0x7c) != 0x7c; - else - is_finite = (ch[1] & 0x7c) != 0x7c; - return is_finite; + return std::unique_ptr<T>{new T(std::forward<Args>(args)...)}; } - QT_END_NAMESPACE -#endif // QFLOAT16_P_H +#endif /* QMEMORY_P_H */ diff --git a/src/corelib/global/qnamespace.h b/src/corelib/global/qnamespace.h index 6488426e64..f5f7176670 100644 --- a/src/corelib/global/qnamespace.h +++ b/src/corelib/global/qnamespace.h @@ -50,10 +50,10 @@ QT_BEGIN_NAMESPACE #if !defined(Q_QDOC) && !defined(Q_MOC_RUN) struct QMetaObject; -const QMetaObject *qt_getQtMetaObject() Q_DECL_NOEXCEPT; // defined in qobject.h (which can't be included here) +const QMetaObject *qt_getQtMetaObject() noexcept; // defined in qobject.h (which can't be included here) #define QT_Q_ENUM(ENUM) \ - inline const QMetaObject *qt_getEnumMetaObject(ENUM) Q_DECL_NOEXCEPT { return qt_getQtMetaObject(); } \ - inline Q_DECL_CONSTEXPR const char *qt_getEnumName(ENUM) Q_DECL_NOEXCEPT { return #ENUM; } + inline const QMetaObject *qt_getEnumMetaObject(ENUM) noexcept { return qt_getQtMetaObject(); } \ + inline Q_DECL_CONSTEXPR const char *qt_getEnumName(ENUM) noexcept { return #ENUM; } #define QT_Q_FLAG(ENUM) QT_Q_ENUM(ENUM) #else #define QT_Q_ENUM Q_ENUM @@ -194,6 +194,13 @@ public: DescendingOrder }; + enum SplitBehaviorFlags { + KeepEmptyParts = 0, + SkipEmptyParts = 0x1, + }; + Q_DECLARE_FLAGS(SplitBehavior, SplitBehaviorFlags) + Q_DECLARE_OPERATORS_FOR_FLAGS(SplitBehavior) + enum TileRule { StretchTile, RepeatTile, @@ -351,14 +358,18 @@ public: WA_MouseTracking = 2, WA_ContentsPropagated = 3, // ## deprecated WA_OpaquePaintEvent = 4, - WA_NoBackground = WA_OpaquePaintEvent, // ## deprecated +#if QT_DEPRECATED_SINCE(5, 14) + WA_NoBackground Q_DECL_ENUMERATOR_DEPRECATED = WA_OpaquePaintEvent, +#endif WA_StaticContents = 5, WA_LaidOut = 7, WA_PaintOnScreen = 8, WA_NoSystemBackground = 9, WA_UpdatesDisabled = 10, WA_Mapped = 11, - WA_MacNoClickThrough = 12, // Mac only +#if QT_DEPRECATED_SINCE(5, 14) + WA_MacNoClickThrough Q_DECL_ENUMERATOR_DEPRECATED = 12, +#endif WA_InputMethodEnabled = 14, WA_WState_Visible = 15, WA_WState_Hidden = 16, @@ -376,8 +387,10 @@ public: WA_Moved = 43, WA_PendingUpdate = 44, WA_InvalidSize = 45, - WA_MacBrushedMetal = 46, // Mac only - WA_MacMetalStyle = WA_MacBrushedMetal, // obsolete +#if QT_DEPRECATED_SINCE(5, 14) + WA_MacBrushedMetal Q_DECL_ENUMERATOR_DEPRECATED = 46, + WA_MacMetalStyle Q_DECL_ENUMERATOR_DEPRECATED = 46, +#endif WA_CustomWhatsThis = 47, WA_LayoutOnEntireRect = 48, WA_OutsideWSRange = 49, @@ -434,7 +447,9 @@ public: WA_LayoutUsesWidgetRect = 92, WA_StyledBackground = 93, // internal - WA_MSWindowsUseDirect3D = 94, // Win only +#if QT_DEPRECATED_SINCE(5, 14) + WA_MSWindowsUseDirect3D Q_DECL_ENUMERATOR_DEPRECATED = 94, +#endif WA_CanHostQMdiSubWindowTitleBar = 95, // Internal WA_MacAlwaysShowToolWindow = 96, // Mac only @@ -466,9 +481,9 @@ public: WA_X11NetWmWindowTypeNotification = 114, WA_X11NetWmWindowTypeCombo = 115, WA_X11NetWmWindowTypeDND = 116, - - WA_MacFrameworkScaled = 117, - +#if QT_DEPRECATED_SINCE(5, 14) + WA_MacFrameworkScaled Q_DECL_ENUMERATOR_DEPRECATED = 117, +#endif WA_SetWindowModality = 118, WA_WState_WindowOpacitySet = 119, // internal WA_TranslucentBackground = 120, @@ -495,7 +510,9 @@ public: enum ApplicationAttribute { AA_ImmediateWidgetCreation = 0, - AA_MSWindowsUseDirect3DByDefault = 1, // Win only +#if QT_DEPRECATED_SINCE(5, 14) + AA_MSWindowsUseDirect3DByDefault Q_DECL_ENUMERATOR_DEPRECATED = 1, +#endif AA_DontShowIconsInMenus = 2, AA_NativeWindows = 3, AA_DontCreateNativeWidgetSiblings = 4, @@ -506,7 +523,9 @@ public: AA_DontUseNativeMenuBar = 6, AA_MacDontSwapCtrlAndMeta = 7, AA_Use96Dpi = 8, - AA_X11InitThreads = 10, +#if QT_DEPRECATED_SINCE(5, 14) + AA_X11InitThreads Q_DECL_ENUMERATOR_DEPRECATED = 10, +#endif AA_SynthesizeTouchForUnhandledMouseEvents = 11, AA_SynthesizeMouseForUnhandledTouchEvents = 12, AA_UseHighDpiPixmaps = 13, @@ -527,6 +546,7 @@ public: AA_DontShowShortcutsInContextMenus = 28, AA_CompressTabletEvents = 29, AA_DisableWindowContextHelpButton = 30, // ### Qt 6: remove me + AA_DisableSessionManager = 31, // Add new attributes before this line AA_AttributeCount @@ -1198,7 +1218,8 @@ public: enum TextFormat { PlainText, RichText, - AutoText + AutoText, + MarkdownText }; enum AspectRatioMode { @@ -1379,7 +1400,9 @@ public: enum InputMethodQuery { ImEnabled = 0x1, ImCursorRectangle = 0x2, - ImMicroFocus = 0x2, // deprecated +#if QT_DEPRECATED_SINCE(5, 14) + ImMicroFocus Q_DECL_ENUMERATOR_DEPRECATED = 0x2, +#endif ImFont = 0x4, ImCursorPosition = 0x8, ImSurroundingText = 0x10, @@ -1614,7 +1637,7 @@ public: TitleBarArea // For move }; -#if defined(Q_COMPILER_CLASS_ENUM) && defined(Q_COMPILER_CONSTEXPR) +#if defined(Q_COMPILER_CONSTEXPR) enum class Initialization { Uninitialized }; @@ -1757,6 +1780,7 @@ public: QT_Q_FLAG(Alignment) QT_Q_ENUM(TextFlag) QT_Q_FLAG(Orientations) + QT_Q_FLAG(SplitBehavior) QT_Q_FLAG(DropActions) QT_Q_FLAG(Edges) QT_Q_FLAG(DockWidgetAreas) diff --git a/src/corelib/global/qnamespace.qdoc b/src/corelib/global/qnamespace.qdoc index 5bba8c5fe5..45d79902c7 100644 --- a/src/corelib/global/qnamespace.qdoc +++ b/src/corelib/global/qnamespace.qdoc @@ -286,6 +286,13 @@ This value was added in Qt 5.10. In Qt 6, WindowContextHelpButtonHint will not be set by default. + \value AA_DisableSessionManager Disables the QSessionManager. + By default Qt will connect to a running session manager for a GUI + application on supported platforms, use of a session manager may be + redundant for system services. + This attribute must be set before QGuiApplication is constructed. + This value was added in 5.13 + The following values are deprecated or obsolete: \value AA_ImmediateWidgetCreation This attribute is no longer fully @@ -2362,6 +2369,19 @@ */ /*! + \enum Qt::SplitBehavior + \since 5.14 + + This enum specifies how the split() functions should behave with + respect to empty strings. + + \value KeepEmptyParts If a field is empty, keep it in the result. + \value SkipEmptyParts If a field is empty, don't include it in the result. + + \sa QString::split() +*/ + +/*! \enum Qt::ClipOperation \value NoClip This operation turns clipping off. @@ -2464,6 +2484,9 @@ \value AutoText The text string is interpreted as for Qt::RichText if Qt::mightBeRichText() returns \c true, otherwise as Qt::PlainText. + + \value MarkdownText The text string is interpreted as Markdown-formatted text. + This enum value was added in Qt 5.14. */ /*! diff --git a/src/corelib/global/qnumeric.cpp b/src/corelib/global/qnumeric.cpp index fc2b052edf..11440f40a4 100644 --- a/src/corelib/global/qnumeric.cpp +++ b/src/corelib/global/qnumeric.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -46,6 +46,7 @@ QT_BEGIN_NAMESPACE /*! Returns \c true if the double \a {d} is equivalent to infinity. \relates <QtGlobal> + \sa qInf() */ Q_CORE_EXPORT bool qIsInf(double d) { return qt_is_inf(d); } @@ -64,6 +65,7 @@ Q_CORE_EXPORT bool qIsFinite(double d) { return qt_is_finite(d); } /*! Returns \c true if the float \a {f} is equivalent to infinity. \relates <QtGlobal> + \sa qInf() */ Q_CORE_EXPORT bool qIsInf(float f) { return qt_is_inf(f); } @@ -88,15 +90,37 @@ Q_CORE_EXPORT double qSNaN() { return qt_snan(); } /*! Returns the bit pattern of a quiet NaN as a double. \relates <QtGlobal> + \sa qIsNaN() */ Q_CORE_EXPORT double qQNaN() { return qt_qnan(); } /*! Returns the bit pattern for an infinite number as a double. \relates <QtGlobal> + \sa qIsInf() */ Q_CORE_EXPORT double qInf() { return qt_inf(); } +/*! + \relates <QtGlobal> + Classifies a floating-point value. + + The return values are defined in \c{<cmath>}: returns one of the following, + determined by the floating-point class of \a val: + \list + \li FP_NAN not a number + \li FP_INFINITE infinities (positive or negative) + \li FP_ZERO zero (positive or negative) + \li FP_NORMAL finite with a full mantissa + \li FP_SUBNORMAL finite with a reduced mantissa + \endlist +*/ +Q_CORE_EXPORT int qFpClassify(double val) { return qt_fpclassify(val); } + +/*! + \overload +*/ +Q_CORE_EXPORT int qFpClassify(float val) { return qt_fpclassify(val); } /*! diff --git a/src/corelib/global/qnumeric.h b/src/corelib/global/qnumeric.h index 535a96aaec..6a0c64712f 100644 --- a/src/corelib/global/qnumeric.h +++ b/src/corelib/global/qnumeric.h @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -48,9 +48,11 @@ QT_BEGIN_NAMESPACE Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsInf(double d); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsNaN(double d); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsFinite(double d); +Q_CORE_EXPORT Q_DECL_CONST_FUNCTION int qFpClassify(double val); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsInf(float f); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsNaN(float f); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION bool qIsFinite(float f); +Q_CORE_EXPORT Q_DECL_CONST_FUNCTION int qFpClassify(float val); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION double qSNaN(); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION double qQNaN(); Q_CORE_EXPORT Q_DECL_CONST_FUNCTION double qInf(); diff --git a/src/corelib/global/qnumeric_p.h b/src/corelib/global/qnumeric_p.h index 4a225b2599..21f9cfbef0 100644 --- a/src/corelib/global/qnumeric_p.h +++ b/src/corelib/global/qnumeric_p.h @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2018 Intel Corporation. ** Contact: https://www.qt.io/licensing/ ** @@ -85,9 +85,11 @@ namespace qnumeric_std_wrapper { Q_DECL_CONST_FUNCTION static inline bool math_h_isnan(double d) { using namespace std; return isnan(d); } Q_DECL_CONST_FUNCTION static inline bool math_h_isinf(double d) { using namespace std; return isinf(d); } Q_DECL_CONST_FUNCTION static inline bool math_h_isfinite(double d) { using namespace std; return isfinite(d); } +Q_DECL_CONST_FUNCTION static inline int math_h_fpclassify(double d) { using namespace std; return fpclassify(d); } Q_DECL_CONST_FUNCTION static inline bool math_h_isnan(float f) { using namespace std; return isnan(f); } Q_DECL_CONST_FUNCTION static inline bool math_h_isinf(float f) { using namespace std; return isinf(f); } Q_DECL_CONST_FUNCTION static inline bool math_h_isfinite(float f) { using namespace std; return isfinite(f); } +Q_DECL_CONST_FUNCTION static inline int math_h_fpclassify(float f) { using namespace std; return fpclassify(f); } } QT_END_NAMESPACE // These macros from math.h conflict with the real functions in the std namespace. @@ -95,6 +97,7 @@ QT_END_NAMESPACE # undef isnan # undef isinf # undef isfinite +# undef fpclassify # endif // defined(isnan) #endif @@ -106,20 +109,24 @@ namespace qnumeric_std_wrapper { Q_DECL_CONST_FUNCTION static inline bool isnan(double d) { return math_h_isnan(d); } Q_DECL_CONST_FUNCTION static inline bool isinf(double d) { return math_h_isinf(d); } Q_DECL_CONST_FUNCTION static inline bool isfinite(double d) { return math_h_isfinite(d); } +Q_DECL_CONST_FUNCTION static inline int fpclassify(double d) { return math_h_fpclassify(d); } Q_DECL_CONST_FUNCTION static inline bool isnan(float f) { return math_h_isnan(f); } Q_DECL_CONST_FUNCTION static inline bool isinf(float f) { return math_h_isinf(f); } Q_DECL_CONST_FUNCTION static inline bool isfinite(float f) { return math_h_isfinite(f); } +Q_DECL_CONST_FUNCTION static inline int fpclassify(float f) { return math_h_fpclassify(f); } #else Q_DECL_CONST_FUNCTION static inline bool isnan(double d) { return std::isnan(d); } Q_DECL_CONST_FUNCTION static inline bool isinf(double d) { return std::isinf(d); } Q_DECL_CONST_FUNCTION static inline bool isfinite(double d) { return std::isfinite(d); } +Q_DECL_CONST_FUNCTION static inline int fpclassify(double d) { return std::fpclassify(d); } Q_DECL_CONST_FUNCTION static inline bool isnan(float f) { return std::isnan(f); } Q_DECL_CONST_FUNCTION static inline bool isinf(float f) { return std::isinf(f); } Q_DECL_CONST_FUNCTION static inline bool isfinite(float f) { return std::isfinite(f); } +Q_DECL_CONST_FUNCTION static inline int fpclassify(float f) { return std::fpclassify(f); } #endif } -Q_DECL_CONSTEXPR Q_DECL_CONST_FUNCTION static inline double qt_inf() Q_DECL_NOEXCEPT +Q_DECL_CONSTEXPR Q_DECL_CONST_FUNCTION static inline double qt_inf() noexcept { Q_STATIC_ASSERT_X(std::numeric_limits<double>::has_infinity, "platform has no definition for infinity for type double"); @@ -127,7 +134,7 @@ Q_DECL_CONSTEXPR Q_DECL_CONST_FUNCTION static inline double qt_inf() Q_DECL_NOEX } // Signaling NaN -Q_DECL_CONSTEXPR Q_DECL_CONST_FUNCTION static inline double qt_snan() Q_DECL_NOEXCEPT +Q_DECL_CONSTEXPR Q_DECL_CONST_FUNCTION static inline double qt_snan() noexcept { Q_STATIC_ASSERT_X(std::numeric_limits<double>::has_signaling_NaN, "platform has no definition for signaling NaN for type double"); @@ -135,7 +142,7 @@ Q_DECL_CONSTEXPR Q_DECL_CONST_FUNCTION static inline double qt_snan() Q_DECL_NOE } // Quiet NaN -Q_DECL_CONSTEXPR Q_DECL_CONST_FUNCTION static inline double qt_qnan() Q_DECL_NOEXCEPT +Q_DECL_CONSTEXPR Q_DECL_CONST_FUNCTION static inline double qt_qnan() noexcept { Q_STATIC_ASSERT_X(std::numeric_limits<double>::has_quiet_NaN, "platform has no definition for quiet NaN for type double"); @@ -157,6 +164,11 @@ Q_DECL_CONST_FUNCTION static inline bool qt_is_finite(double d) return qnumeric_std_wrapper::isfinite(d); } +Q_DECL_CONST_FUNCTION static inline int qt_fpclassify(double d) +{ + return qnumeric_std_wrapper::fpclassify(d); +} + Q_DECL_CONST_FUNCTION static inline bool qt_is_inf(float f) { return qnumeric_std_wrapper::isinf(f); @@ -172,6 +184,11 @@ Q_DECL_CONST_FUNCTION static inline bool qt_is_finite(float f) return qnumeric_std_wrapper::isfinite(f); } +Q_DECL_CONST_FUNCTION static inline int qt_fpclassify(float f) +{ + return qnumeric_std_wrapper::fpclassify(f); +} + #ifndef Q_CLANG_QDOC namespace { /*! diff --git a/src/corelib/global/qoperatingsystemversion.cpp b/src/corelib/global/qoperatingsystemversion.cpp index 94dc261b41..42a1275621 100644 --- a/src/corelib/global/qoperatingsystemversion.cpp +++ b/src/corelib/global/qoperatingsystemversion.cpp @@ -340,7 +340,6 @@ QString QOperatingSystemVersion::name() const } } -#ifdef Q_COMPILER_INITIALIZER_LISTS /*! \fn bool QOperatingSystemVersion::isAnyOfType(std::initializer_list<OSType> types) const @@ -355,7 +354,6 @@ bool QOperatingSystemVersion::isAnyOfType(std::initializer_list<OSType> types) c } return false; } -#endif /*! \variable QOperatingSystemVersion::Windows7 diff --git a/src/corelib/global/qoperatingsystemversion.h b/src/corelib/global/qoperatingsystemversion.h index df01e5438a..e99e4f8997 100644 --- a/src/corelib/global/qoperatingsystemversion.h +++ b/src/corelib/global/qoperatingsystemversion.h @@ -119,9 +119,7 @@ public: Q_DECL_CONSTEXPR int segmentCount() const { return m_micro >= 0 ? 3 : m_minor >= 0 ? 2 : m_major >= 0 ? 1 : 0; } -#ifdef Q_COMPILER_INITIALIZER_LISTS bool isAnyOfType(std::initializer_list<OSType> types) const; -#endif Q_DECL_CONSTEXPR OSType type() const { return m_os; } QString name() const; diff --git a/src/corelib/global/qoperatingsystemversion_win.cpp b/src/corelib/global/qoperatingsystemversion_win.cpp index 2da190da48..798d985a76 100644 --- a/src/corelib/global/qoperatingsystemversion_win.cpp +++ b/src/corelib/global/qoperatingsystemversion_win.cpp @@ -84,7 +84,6 @@ static inline OSVERSIONINFOEX determineWinOsVersion() #define pGetModuleHandle GetModuleHandleW #endif -#ifndef Q_OS_WINCE HMODULE ntdll = pGetModuleHandle(L"ntdll.dll"); if (Q_UNLIKELY(!ntdll)) return result; @@ -104,9 +103,6 @@ static inline OSVERSIONINFOEX determineWinOsVersion() // GetVersionEx() has been deprecated in Windows 8.1 and will return // only Windows 8 from that version on, so use the kernel API function. pRtlGetVersion(reinterpret_cast<LPOSVERSIONINFO>(&result)); // always returns STATUS_SUCCESS -#else // !Q_OS_WINCE - GetVersionEx(&result); -#endif return result; } diff --git a/src/corelib/global/qprocessordetection.h b/src/corelib/global/qprocessordetection.h index 1f327c352e..8d65720850 100644 --- a/src/corelib/global/qprocessordetection.h +++ b/src/corelib/global/qprocessordetection.h @@ -282,6 +282,20 @@ // Q_BYTE_ORDER not defined, use endianness auto-detection /* + RISC-V family, known variants: 32- and 64-bit + + RISC-V is little-endian. +*/ +#elif defined(__riscv) +# define Q_PROCESSOR_RISCV +# if __riscv_xlen == 64 +# define Q_PROCESSOR_RISCV_64 +# else +# define Q_PROCESSOR_RISCV_32 +# endif +# define Q_BYTE_ORDER Q_LITTLE_ENDIAN + +/* S390 family, known variant: S390X (64-bit) S390 is big-endian. diff --git a/src/corelib/global/qrandom.cpp b/src/corelib/global/qrandom.cpp index 90df8653a7..2ee8f0dd01 100644 --- a/src/corelib/global/qrandom.cpp +++ b/src/corelib/global/qrandom.cpp @@ -91,7 +91,7 @@ DECLSPEC_IMPORT BOOLEAN WINAPI SystemFunction036(PVOID RandomBuffer, ULONG Rando QT_BEGIN_NAMESPACE #if defined(Q_PROCESSOR_X86) && QT_COMPILER_SUPPORTS_HERE(RDRND) -static qsizetype qt_random_cpu(void *buffer, qsizetype count) Q_DECL_NOTHROW; +static qsizetype qt_random_cpu(void *buffer, qsizetype count) noexcept; # ifdef Q_PROCESSOR_X86_64 # define _rdrandXX_step _rdrand64_step @@ -99,7 +99,7 @@ static qsizetype qt_random_cpu(void *buffer, qsizetype count) Q_DECL_NOTHROW; # define _rdrandXX_step _rdrand32_step # endif -static QT_FUNCTION_TARGET(RDRND) qsizetype qt_random_cpu(void *buffer, qsizetype count) Q_DECL_NOTHROW +static QT_FUNCTION_TARGET(RDRND) qsizetype qt_random_cpu(void *buffer, qsizetype count) noexcept { unsigned *ptr = reinterpret_cast<unsigned *>(buffer); unsigned *end = ptr + count; @@ -134,7 +134,7 @@ enum { struct QRandomGenerator::SystemGenerator { #if QT_CONFIG(getentropy) - static qsizetype fillBuffer(void *buffer, qsizetype count) Q_DECL_NOTHROW + static qsizetype fillBuffer(void *buffer, qsizetype count) noexcept { // getentropy can read at most 256 bytes, so break the reading qsizetype read = 0; @@ -204,13 +204,13 @@ struct QRandomGenerator::SystemGenerator } #elif defined(Q_OS_WIN) && !defined(Q_OS_WINRT) - qsizetype fillBuffer(void *buffer, qsizetype count) Q_DECL_NOTHROW + qsizetype fillBuffer(void *buffer, qsizetype count) noexcept { auto RtlGenRandom = SystemFunction036; return RtlGenRandom(buffer, ULONG(count)) ? count: 0; } #elif defined(Q_OS_WINRT) - qsizetype fillBuffer(void *, qsizetype) Q_DECL_NOTHROW + qsizetype fillBuffer(void *, qsizetype) noexcept { // always use the fallback return 0; @@ -219,7 +219,7 @@ struct QRandomGenerator::SystemGenerator static SystemGenerator &self(); typedef quint32 result_type; - void generate(quint32 *begin, quint32 *end) Q_DECL_NOEXCEPT_EXPR(FillBufferNoexcept); + void generate(quint32 *begin, quint32 *end) noexcept(FillBufferNoexcept); // For std::mersenne_twister_engine implementations that use something // other than quint32 (unsigned int) to fill their buffers. @@ -242,7 +242,7 @@ struct QRandomGenerator::SystemGenerator #if defined(Q_OS_WIN) static void fallback_update_seed(unsigned) {} -static void fallback_fill(quint32 *ptr, qsizetype left) Q_DECL_NOTHROW +static void fallback_fill(quint32 *ptr, qsizetype left) noexcept { // on Windows, rand_s is a high-quality random number generator // and it requires no seeding @@ -254,14 +254,14 @@ static void fallback_fill(quint32 *ptr, qsizetype left) Q_DECL_NOTHROW } #elif QT_CONFIG(getentropy) static void fallback_update_seed(unsigned) {} -static void fallback_fill(quint32 *, qsizetype) Q_DECL_NOTHROW +static void fallback_fill(quint32 *, qsizetype) noexcept { // no fallback necessary, getentropy cannot fail under normal circumstances Q_UNREACHABLE(); } #elif defined(Q_OS_BSD4) && !defined(__GLIBC__) static void fallback_update_seed(unsigned) {} -static void fallback_fill(quint32 *ptr, qsizetype left) Q_DECL_NOTHROW +static void fallback_fill(quint32 *ptr, qsizetype left) noexcept { // BSDs have arc4random(4) and these work even in chroot(2) arc4random_buf(ptr, left * sizeof(*ptr)); @@ -280,7 +280,7 @@ Q_NEVER_INLINE #ifdef Q_CC_GNU __attribute__((cold)) // this function is pretty big, so optimize for size #endif -static void fallback_fill(quint32 *ptr, qsizetype left) Q_DECL_NOTHROW +static void fallback_fill(quint32 *ptr, qsizetype left) noexcept { quint32 scratch[12]; // see element count below quint32 *end = scratch; @@ -354,7 +354,7 @@ static void fallback_fill(quint32 *ptr, qsizetype left) Q_DECL_NOTHROW #endif Q_NEVER_INLINE void QRandomGenerator::SystemGenerator::generate(quint32 *begin, quint32 *end) - Q_DECL_NOEXCEPT_EXPR(FillBufferNoexcept) + noexcept(FillBufferNoexcept) { quint32 *buffer = begin; qsizetype count = end - begin; @@ -1167,7 +1167,7 @@ QRandomGenerator &QRandomGenerator::operator=(const QRandomGenerator &other) return *this; } -QRandomGenerator::QRandomGenerator(std::seed_seq &sseq) Q_DECL_NOTHROW +QRandomGenerator::QRandomGenerator(std::seed_seq &sseq) noexcept : type(MersenneTwister) { Q_ASSERT(this != system()); diff --git a/src/corelib/global/qrandom.h b/src/corelib/global/qrandom.h index 46d3e0e152..2f72528266 100644 --- a/src/corelib/global/qrandom.h +++ b/src/corelib/global/qrandom.h @@ -68,7 +68,7 @@ public: QRandomGenerator(const quint32 *seedBuffer, qsizetype len) : QRandomGenerator(seedBuffer, seedBuffer + len) {} - Q_CORE_EXPORT QRandomGenerator(std::seed_seq &sseq) Q_DECL_NOTHROW; + Q_CORE_EXPORT QRandomGenerator(std::seed_seq &sseq) noexcept; Q_CORE_EXPORT QRandomGenerator(const quint32 *begin, const quint32 *end); // copy constructor & assignment operator (move unnecessary) @@ -165,7 +165,7 @@ public: typedef quint32 result_type; result_type operator()() { return generate(); } void seed(quint32 s = 1) { *this = { s }; } - void seed(std::seed_seq &sseq) Q_DECL_NOTHROW { *this = { sseq }; } + void seed(std::seed_seq &sseq) noexcept { *this = { sseq }; } Q_CORE_EXPORT void discard(unsigned long long z); static Q_DECL_CONSTEXPR result_type min() { return std::numeric_limits<result_type>::min(); } static Q_DECL_CONSTEXPR result_type max() { return std::numeric_limits<result_type>::max(); } @@ -228,7 +228,7 @@ public: QRandomGenerator64(const quint32 *seedBuffer, qsizetype len) : QRandomGenerator(seedBuffer, len) {} - QRandomGenerator64(std::seed_seq &sseq) Q_DECL_NOTHROW + QRandomGenerator64(std::seed_seq &sseq) noexcept : QRandomGenerator(sseq) {} QRandomGenerator64(const quint32 *begin, const quint32 *end) diff --git a/src/corelib/global/qsystemdetection.h b/src/corelib/global/qsystemdetection.h index a2e51fa330..02e2f77c6b 100644 --- a/src/corelib/global/qsystemdetection.h +++ b/src/corelib/global/qsystemdetection.h @@ -166,6 +166,8 @@ # define Q_OS_QNX #elif defined(__INTEGRITY) # define Q_OS_INTEGRITY +#elif defined(__rtems__) +# define Q_OS_RTEMS #elif defined(VXWORKS) /* there is no "real" VxWorks define - this has to be set in the mkspec! */ # define Q_OS_VXWORKS #elif defined(__HAIKU__) diff --git a/src/corelib/global/qtrace_p.h b/src/corelib/global/qtrace_p.h index 4cef126bb6..d9011c6066 100644 --- a/src/corelib/global/qtrace_p.h +++ b/src/corelib/global/qtrace_p.h @@ -122,6 +122,7 @@ QT_BEGIN_NAMESPACE #if defined(Q_TRACEPOINT) && !defined(QT_BOOTSTRAPPED) +# define Q_HAS_TRACEPOINTS 1 # define Q_TRACE(x, ...) QtPrivate::trace_ ## x(__VA_ARGS__) # define Q_TRACE_EXIT(x, ...) \ const auto qTraceExit_ ## x ## __COUNTER__ = qScopeGuard([&]() { Q_TRACE(x, __VA_ARGS__); }); @@ -131,6 +132,7 @@ QT_BEGIN_NAMESPACE # define Q_UNCONDITIONAL_TRACE(x, ...) QtPrivate::do_trace_ ## x(__VA_ARGS__) # define Q_TRACE_ENABLED(x) QtPrivate::trace_ ## x ## _enabled() #else +# define Q_HAS_TRACEPOINTS 0 # define Q_TRACE(x, ...) # define Q_TRACE_EXIT(x, ...) # define Q_TRACE_SCOPE(x, ...) diff --git a/src/corelib/global/qtypeinfo.h b/src/corelib/global/qtypeinfo.h index 567ff5c08e..30be47296e 100644 --- a/src/corelib/global/qtypeinfo.h +++ b/src/corelib/global/qtypeinfo.h @@ -213,7 +213,6 @@ Q_DECLARE_MOVABLE_CONTAINER(QList); Q_DECLARE_MOVABLE_CONTAINER(QVector); Q_DECLARE_MOVABLE_CONTAINER(QQueue); Q_DECLARE_MOVABLE_CONTAINER(QStack); -Q_DECLARE_MOVABLE_CONTAINER(QLinkedList); Q_DECLARE_MOVABLE_CONTAINER(QSet); #undef Q_DECLARE_MOVABLE_CONTAINER @@ -308,7 +307,7 @@ Q_DECLARE_TYPEINFO_BODY(QFlags<T>, Q_PRIMITIVE_TYPE); #define Q_DECLARE_SHARED_IMPL(TYPE, FLAGS) \ Q_DECLARE_TYPEINFO(TYPE, FLAGS); \ inline void swap(TYPE &value1, TYPE &value2) \ - Q_DECL_NOEXCEPT_EXPR(noexcept(value1.swap(value2))) \ + noexcept(noexcept(value1.swap(value2))) \ { value1.swap(value2); } #define Q_DECLARE_SHARED(TYPE) Q_DECLARE_SHARED_IMPL(TYPE, Q_MOVABLE_TYPE) #define Q_DECLARE_SHARED_NOT_MOVABLE_UNTIL_QT6(TYPE) \ diff --git a/src/corelib/io/io.pri b/src/corelib/io/io.pri index 9b6044752f..fe81689932 100644 --- a/src/corelib/io/io.pri +++ b/src/corelib/io/io.pri @@ -158,7 +158,8 @@ win32 { io/qwindowspipereader.cpp \ io/qwindowspipewriter.cpp - LIBS += -lmpr -lnetapi32 -luserenv + LIBS += -lmpr -luserenv + QMAKE_USE_PRIVATE += netapi32 } else { SOURCES += \ io/qstandardpaths_winrt.cpp \ @@ -171,7 +172,7 @@ win32 { io/qlockfile_unix.cpp \ io/qfilesystemiterator_unix.cpp - !integrity:!uikit { + !integrity:!uikit:!rtems { SOURCES += io/forkfd_qt.cpp HEADERS += \ ../3rdparty/forkfd/forkfd.h diff --git a/src/corelib/io/qabstractfileengine.cpp b/src/corelib/io/qabstractfileengine.cpp index f2a895bbb8..8a1679c5af 100644 --- a/src/corelib/io/qabstractfileengine.cpp +++ b/src/corelib/io/qabstractfileengine.cpp @@ -159,7 +159,7 @@ QAbstractFileEngineHandler::~QAbstractFileEngineHandler() */ QAbstractFileEngine *qt_custom_file_engine_handler_create(const QString &path) { - QAbstractFileEngine *engine = 0; + QAbstractFileEngine *engine = nullptr; if (qt_file_engine_handlers_in_use) { QReadLocker locker(fileEngineHandlerMutex()); @@ -658,7 +658,7 @@ QStringList QAbstractFileEngine::entryList(QDir::Filters filters, const QStringL QAbstractFileEngine::FileFlags QAbstractFileEngine::fileFlags(FileFlags type) const { Q_UNUSED(type); - return 0; + return nullptr; } /*! @@ -838,7 +838,7 @@ uchar *QAbstractFileEngine::map(qint64 offset, qint64 size, QFile::MemoryMapFlag option.flags = flags; MapExtensionReturn r; if (!extension(MapExtension, &option, &r)) - return 0; + return nullptr; return r.address; } @@ -1118,7 +1118,7 @@ QAbstractFileEngine::Iterator *QAbstractFileEngine::beginEntryList(QDir::Filters { Q_UNUSED(filters); Q_UNUSED(filterNames); - return 0; + return nullptr; } /*! @@ -1126,7 +1126,7 @@ QAbstractFileEngine::Iterator *QAbstractFileEngine::beginEntryList(QDir::Filters */ QAbstractFileEngine::Iterator *QAbstractFileEngine::endEntryList() { - return 0; + return nullptr; } /*! diff --git a/src/corelib/io/qabstractfileengine_p.h b/src/corelib/io/qabstractfileengine_p.h index 4a7fe7bff5..c88b66c7ce 100644 --- a/src/corelib/io/qabstractfileengine_p.h +++ b/src/corelib/io/qabstractfileengine_p.h @@ -193,7 +193,7 @@ public: uchar *address; }; - virtual bool extension(Extension extension, const ExtensionOption *option = 0, ExtensionReturn *output = 0); + virtual bool extension(Extension extension, const ExtensionOption *option = nullptr, ExtensionReturn *output = nullptr); virtual bool supportsExtension(Extension extension) const; // Factory diff --git a/src/corelib/io/qbuffer.cpp b/src/corelib/io/qbuffer.cpp index 7b3fa2ccad..8e980733de 100644 --- a/src/corelib/io/qbuffer.cpp +++ b/src/corelib/io/qbuffer.cpp @@ -50,7 +50,7 @@ class QBufferPrivate : public QIODevicePrivate public: QBufferPrivate() - : buf(0) + : buf(nullptr) #ifndef QT_NO_QOBJECT , writtenSinceLastEmit(0), signalConnectionCount(0), signalsEmitted(false) #endif diff --git a/src/corelib/io/qdebug.cpp b/src/corelib/io/qdebug.cpp index 15c5e0ce96..d13e94e096 100644 --- a/src/corelib/io/qdebug.cpp +++ b/src/corelib/io/qdebug.cpp @@ -147,7 +147,7 @@ using QtMiscUtils::fromHex; // Has been defined in the header / inlined before Qt 5.4 QDebug::~QDebug() { - if (!--stream->ref) { + if (stream && !--stream->ref) { if (stream->space && stream->buffer.endsWith(QLatin1Char(' '))) stream->buffer.chop(1); if (stream->message_output) { @@ -166,7 +166,7 @@ void QDebug::putUcs4(uint ucs4) { maybeQuote('\''); if (ucs4 < 0x20) { - stream->ts << "\\x" << hex << ucs4 << reset; + stream->ts << "\\x" << Qt::hex << ucs4 << Qt::reset; } else if (ucs4 < 0x80) { stream->ts << char(ucs4); } else { @@ -174,7 +174,7 @@ void QDebug::putUcs4(uint ucs4) stream->ts << "\\u" << qSetFieldWidth(4); else stream->ts << "\\U" << qSetFieldWidth(8); - stream->ts << hex << qSetPadChar(QLatin1Char('0')) << ucs4 << reset; + stream->ts << Qt::hex << qSetPadChar(QLatin1Char('0')) << ucs4 << Qt::reset; } maybeQuote('\''); } @@ -834,7 +834,7 @@ QDebug &QDebug::resetFormat() that QDebugStateSaver stores for the duration of the current block. The settings of the internal QTextStream are also saved and restored, - so that using << hex in a QDebug operator doesn't affect other QDebug + so that using << Qt::hex in a QDebug operator doesn't affect other QDebug operators. \since 5.1 @@ -843,36 +843,34 @@ QDebug &QDebug::resetFormat() class QDebugStateSaverPrivate { public: - QDebugStateSaverPrivate(QDebug &dbg) - : m_dbg(dbg), - m_spaces(dbg.autoInsertSpaces()), - m_flags(0), - m_streamParams(dbg.stream->ts.d_ptr->params) + QDebugStateSaverPrivate(QDebug::Stream *stream) + : m_stream(stream), + m_spaces(stream->space), + m_flags(stream->context.version > 1 ? stream->flags : 0), + m_streamParams(stream->ts.d_ptr->params) { - if (m_dbg.stream->context.version > 1) - m_flags = m_dbg.stream->flags; } void restoreState() { - const bool currentSpaces = m_dbg.autoInsertSpaces(); + const bool currentSpaces = m_stream->space; if (currentSpaces && !m_spaces) - if (m_dbg.stream->buffer.endsWith(QLatin1Char(' '))) - m_dbg.stream->buffer.chop(1); + if (m_stream->buffer.endsWith(QLatin1Char(' '))) + m_stream->buffer.chop(1); - m_dbg.setAutoInsertSpaces(m_spaces); - m_dbg.stream->ts.d_ptr->params = m_streamParams; - if (m_dbg.stream->context.version > 1) - m_dbg.stream->flags = m_flags; + m_stream->space = m_spaces; + m_stream->ts.d_ptr->params = m_streamParams; + if (m_stream->context.version > 1) + m_stream->flags = m_flags; if (!currentSpaces && m_spaces) - m_dbg.stream->ts << ' '; + m_stream->ts << ' '; } - QDebug &m_dbg; + QDebug::Stream *m_stream; // QDebug state const bool m_spaces; - int m_flags; + const int m_flags; // QTextStream state const QTextStreamPrivate::Params m_streamParams; @@ -886,7 +884,7 @@ public: \sa QDebug::setAutoInsertSpaces(), QDebug::autoInsertSpaces() */ QDebugStateSaver::QDebugStateSaver(QDebug &dbg) - : d(new QDebugStateSaverPrivate(dbg)) + : d(new QDebugStateSaverPrivate(dbg.stream)) { } diff --git a/src/corelib/io/qdebug.h b/src/corelib/io/qdebug.h index 91fde75fa5..421c5d933b 100644 --- a/src/corelib/io/qdebug.h +++ b/src/corelib/io/qdebug.h @@ -65,6 +65,7 @@ QT_BEGIN_NAMESPACE class Q_CORE_EXPORT QDebug { friend class QMessageLogger; + friend class QDebugStateSaver; friend class QDebugStateSaverPrivate; struct Stream { enum { VerbosityShift = 29, VerbosityMask = 0x7 }; @@ -114,9 +115,12 @@ public: inline QDebug(QString *string) : stream(new Stream(string)) {} inline QDebug(QtMsgType t) : stream(new Stream(t)) {} inline QDebug(const QDebug &o):stream(o.stream) { ++stream->ref; } + QDebug(QDebug &&other) noexcept : stream{qExchange(other.stream, nullptr)} {} inline QDebug &operator=(const QDebug &other); + QDebug &operator=(QDebug &&other) noexcept + { QDebug{std::move(other)}.swap(*this); return *this; } ~QDebug(); - inline void swap(QDebug &other) Q_DECL_NOTHROW { qSwap(stream, other.stream); } + inline void swap(QDebug &other) noexcept { qSwap(stream, other.stream); } QDebug &resetFormat(); @@ -161,9 +165,7 @@ public: inline QDebug &operator<<(QLatin1String t) { putByteArray(t.latin1(), t.size(), ContainsLatin1); return maybeSpace(); } inline QDebug &operator<<(const QByteArray & t) { putByteArray(t.constData(), t.size(), ContainsBinary); return maybeSpace(); } inline QDebug &operator<<(const void * t) { stream->ts << t; return maybeSpace(); } -#ifdef Q_COMPILER_NULLPTR inline QDebug &operator<<(std::nullptr_t) { stream->ts << "(nullptr)"; return maybeSpace(); } -#endif inline QDebug &operator<<(QTextStreamFunction f) { stream->ts << f; return *this; @@ -205,10 +207,7 @@ public: inline QDebug &QDebug::operator=(const QDebug &other) { - if (this != &other) { - QDebug copy(other); - qSwap(stream, copy.stream); - } + QDebug{other}.swap(*this); return *this; } @@ -352,7 +351,7 @@ void qt_QMetaEnum_flagDebugOperator(QDebug &debug, size_t sizeofT, Int value) { const QDebugStateSaver saver(debug); debug.resetFormat(); - debug.nospace() << "QFlags(" << hex << showbase; + debug.nospace() << "QFlags(" << Qt::hex << Qt::showbase; bool needSeparator = false; for (uint i = 0; i < sizeofT * 8; ++i) { if (value & (Int(1) << i)) { diff --git a/src/corelib/io/qdir.cpp b/src/corelib/io/qdir.cpp index 671913e92f..62dae3577c 100644 --- a/src/corelib/io/qdir.cpp +++ b/src/corelib/io/qdir.cpp @@ -1431,7 +1431,7 @@ QStringList QDir::entryList(const QStringList &nameFilters, Filters filters, l.append(it.fileInfo()); } QStringList ret; - d->sortFileList(sort, l, &ret, 0); + d->sortFileList(sort, l, &ret, nullptr); return ret; } @@ -1473,7 +1473,7 @@ QFileInfoList QDir::entryInfoList(const QStringList &nameFilters, Filters filter l.append(it.fileInfo()); } QFileInfoList ret; - d->sortFileList(sort, l, 0, &ret); + d->sortFileList(sort, l, nullptr, &ret); return ret; } diff --git a/src/corelib/io/qdir.h b/src/corelib/io/qdir.h index 9abb833ab1..45a40995f8 100644 --- a/src/corelib/io/qdir.h +++ b/src/corelib/io/qdir.h @@ -109,11 +109,9 @@ public: QT_DEPRECATED_X("Use QDir::setPath() instead") QDir &operator=(const QString &path); #endif -#ifdef Q_COMPILER_RVALUE_REFS - QDir &operator=(QDir &&other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif + QDir &operator=(QDir &&other) noexcept { swap(other); return *this; } - void swap(QDir &other) Q_DECL_NOTHROW + void swap(QDir &other) noexcept { qSwap(d_ptr, other.d_ptr); } void setPath(const QString &path); @@ -190,7 +188,7 @@ public: static QFileInfoList drives(); - Q_DECL_CONSTEXPR static inline QChar listSeparator() Q_DECL_NOTHROW + Q_DECL_CONSTEXPR static inline QChar listSeparator() noexcept { #if defined(Q_OS_WIN) return QLatin1Char(';'); diff --git a/src/corelib/io/qdiriterator.cpp b/src/corelib/io/qdiriterator.cpp index ccde9745bf..21214ee273 100644 --- a/src/corelib/io/qdiriterator.cpp +++ b/src/corelib/io/qdiriterator.cpp @@ -93,6 +93,7 @@ #include "qdir_p.h" #include "qabstractfileengine_p.h" +#include <QtCore/qregexp.h> #include <QtCore/qset.h> #include <QtCore/qstack.h> #include <QtCore/qvariant.h> diff --git a/src/corelib/io/qfile.cpp b/src/corelib/io/qfile.cpp index 37de4450cc..6959c7a40b 100644 --- a/src/corelib/io/qfile.cpp +++ b/src/corelib/io/qfile.cpp @@ -61,6 +61,13 @@ QT_BEGIN_NAMESPACE +Q_DECL_COLD_FUNCTION +static bool file_already_open(QFile &file, const char *where = nullptr) +{ + qWarning("QFile::%s: File (%ls) already open", where ? where : "open", qUtf16Printable(file.fileName())); + return false; +} + //************* QFilePrivate QFilePrivate::QFilePrivate() { @@ -79,7 +86,7 @@ QFilePrivate::openExternalFile(int flags, int fd, QFile::FileHandleFlags handleF return false; #else delete fileEngine; - fileEngine = 0; + fileEngine = nullptr; QFSFileEngine *fe = new QFSFileEngine; fileEngine = fe; return fe->open(QIODevice::OpenMode(flags), fd, handleFlags); @@ -95,7 +102,7 @@ QFilePrivate::openExternalFile(int flags, FILE *fh, QFile::FileHandleFlags handl return false; #else delete fileEngine; - fileEngine = 0; + fileEngine = nullptr; QFSFileEngine *fe = new QFSFileEngine; fileEngine = fe; return fe->open(QIODevice::OpenMode(flags), fh, handleFlags); @@ -324,13 +331,12 @@ QFile::setFileName(const QString &name) { Q_D(QFile); if (isOpen()) { - qWarning("QFile::setFileName: File (%s) is already opened", - qPrintable(fileName())); + file_already_open(*this, "setFileName"); close(); } if(d->fileEngine) { //get a new file engine later delete d->fileEngine; - d->fileEngine = 0; + d->fileEngine = nullptr; } d->fileName = name; } @@ -910,10 +916,8 @@ QFile::copy(const QString &fileName, const QString &newName) bool QFile::open(OpenMode mode) { Q_D(QFile); - if (isOpen()) { - qWarning("QFile::open: File (%s) already open", qPrintable(fileName())); - return false; - } + if (isOpen()) + return file_already_open(*this); // Either Append or NewOnly implies WriteOnly if (mode & (Append | NewOnly)) mode |= WriteOnly; @@ -982,10 +986,8 @@ bool QFile::open(OpenMode mode) bool QFile::open(FILE *fh, OpenMode mode, FileHandleFlags handleFlags) { Q_D(QFile); - if (isOpen()) { - qWarning("QFile::open: File (%s) already open", qPrintable(fileName())); - return false; - } + if (isOpen()) + return file_already_open(*this); // Either Append or NewOnly implies WriteOnly if (mode & (Append | NewOnly)) mode |= WriteOnly; @@ -1041,10 +1043,8 @@ bool QFile::open(FILE *fh, OpenMode mode, FileHandleFlags handleFlags) bool QFile::open(int fd, OpenMode mode, FileHandleFlags handleFlags) { Q_D(QFile); - if (isOpen()) { - qWarning("QFile::open: File (%s) already open", qPrintable(fileName())); - return false; - } + if (isOpen()) + return file_already_open(*this); // Either Append or NewOnly implies WriteOnly if (mode & (Append | NewOnly)) mode |= WriteOnly; diff --git a/src/corelib/io/qfiledevice.cpp b/src/corelib/io/qfiledevice.cpp index 0689118f3e..2f74547054 100644 --- a/src/corelib/io/qfiledevice.cpp +++ b/src/corelib/io/qfiledevice.cpp @@ -53,7 +53,7 @@ QT_BEGIN_NAMESPACE #endif QFileDevicePrivate::QFileDevicePrivate() - : fileEngine(0), + : fileEngine(nullptr), cachedSize(0), error(QFile::NoError), lastWasWrite(false) { @@ -63,7 +63,7 @@ QFileDevicePrivate::QFileDevicePrivate() QFileDevicePrivate::~QFileDevicePrivate() { delete fileEngine; - fileEngine = 0; + fileEngine = nullptr; } QAbstractFileEngine * QFileDevicePrivate::engine() const diff --git a/src/corelib/io/qfileinfo.cpp b/src/corelib/io/qfileinfo.cpp index 998382021d..f5b398feae 100644 --- a/src/corelib/io/qfileinfo.cpp +++ b/src/corelib/io/qfileinfo.cpp @@ -52,7 +52,7 @@ QString QFileInfoPrivate::getFileName(QAbstractFileEngine::FileName name) const return fileNames[(int)name]; QString ret; - if (fileEngine == 0) { // local file; use the QFileSystemEngine directly + if (fileEngine == nullptr) { // local file; use the QFileSystemEngine directly switch (name) { case QAbstractFileEngine::CanonicalName: case QAbstractFileEngine::CanonicalPathName: { @@ -103,7 +103,7 @@ QString QFileInfoPrivate::getFileOwner(QAbstractFileEngine::FileOwner own) const if (cache_enabled && !fileOwners[(int)own].isNull()) return fileOwners[(int)own]; QString ret; - if (fileEngine == 0) { + if (fileEngine == nullptr) { switch (own) { case QAbstractFileEngine::OwnerUser: ret = QFileSystemEngine::resolveUserName(fileEntry, metaData); @@ -134,7 +134,7 @@ uint QFileInfoPrivate::getFileFlags(QAbstractFileEngine::FileFlags request) cons // extra syscall. Bundle detecton on Mac can be slow, expecially on network // paths, so we separate out that as well. - QAbstractFileEngine::FileFlags req = 0; + QAbstractFileEngine::FileFlags req = nullptr; uint cachedFlags = 0; if (request & (QAbstractFileEngine::FlagsMask | QAbstractFileEngine::TypesMask)) { @@ -434,7 +434,7 @@ bool QFileInfo::operator==(const QFileInfo &fileinfo) const return true; Qt::CaseSensitivity sensitive; - if (d->fileEngine == 0 || fileinfo.d_ptr->fileEngine == 0) { + if (d->fileEngine == nullptr || fileinfo.d_ptr->fileEngine == nullptr) { if (d->fileEngine != fileinfo.d_ptr->fileEngine) // one is native, the other is a custom file-engine return false; @@ -649,7 +649,7 @@ bool QFileInfo::isRelative() const Q_D(const QFileInfo); if (d->isDefaultConstructed) return true; - if (d->fileEngine == 0) + if (d->fileEngine == nullptr) return d->fileEntry.isRelative(); return d->fileEngine->isRelativePath(); } @@ -682,7 +682,7 @@ bool QFileInfo::exists() const Q_D(const QFileInfo); if (d->isDefaultConstructed) return false; - if (d->fileEngine == 0) { + if (d->fileEngine == nullptr) { if (!d->cache_enabled || !d->metaData.hasFlags(QFileSystemMetaData::ExistsAttribute)) QFileSystemEngine::fillMetaData(d->fileEntry, d->metaData, QFileSystemMetaData::ExistsAttribute); return d->metaData.exists(); @@ -982,7 +982,7 @@ bool QFileInfo::isNativePath() const Q_D(const QFileInfo); if (d->isDefaultConstructed) return false; - if (d->fileEngine == 0) + if (d->fileEngine == nullptr) return true; return d->getFileFlags(QAbstractFileEngine::LocalDiskFlag); } @@ -1075,7 +1075,7 @@ bool QFileInfo::isRoot() const Q_D(const QFileInfo); if (d->isDefaultConstructed) return false; - if (d->fileEngine == 0) { + if (d->fileEngine == nullptr) { if (d->fileEntry.isRoot()) { #if defined(Q_OS_WIN) && !defined(Q_OS_WINRT) //the path is a drive root, but the drive may not exist diff --git a/src/corelib/io/qfileinfo.h b/src/corelib/io/qfileinfo.h index baea18fab1..111517325d 100644 --- a/src/corelib/io/qfileinfo.h +++ b/src/corelib/io/qfileinfo.h @@ -67,11 +67,9 @@ public: ~QFileInfo(); QFileInfo &operator=(const QFileInfo &fileinfo); -#ifdef Q_COMPILER_RVALUE_REFS - QFileInfo &operator=(QFileInfo &&other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif + QFileInfo &operator=(QFileInfo &&other) noexcept { swap(other); return *this; } - void swap(QFileInfo &other) Q_DECL_NOTHROW + void swap(QFileInfo &other) noexcept { qSwap(d_ptr, other.d_ptr); } bool operator==(const QFileInfo &fileinfo) const; diff --git a/src/corelib/io/qfileinfo_p.h b/src/corelib/io/qfileinfo_p.h index e4b28f4519..36f440812f 100644 --- a/src/corelib/io/qfileinfo_p.h +++ b/src/corelib/io/qfileinfo_p.h @@ -80,7 +80,7 @@ public: }; inline QFileInfoPrivate() - : QSharedData(), fileEngine(0), + : QSharedData(), fileEngine(nullptr), cachedFlags(0), isDefaultConstructed(true), cache_enabled(true), fileFlags(0), fileSize(0) diff --git a/src/corelib/io/qfilesystemengine.cpp b/src/corelib/io/qfilesystemengine.cpp index 7abdf90bf5..21847c2a7c 100644 --- a/src/corelib/io/qfilesystemengine.cpp +++ b/src/corelib/io/qfilesystemengine.cpp @@ -124,7 +124,7 @@ static inline bool _q_checkEntry(QAbstractFileEngine *&engine, bool resolvingEnt if (resolvingEntry) { if (!(engine->fileFlags(QAbstractFileEngine::FlagsMask) & QAbstractFileEngine::ExistsFlag)) { delete engine; - engine = 0; + engine = nullptr; return false; } } @@ -191,7 +191,7 @@ static bool _q_resolveEntryAndCreateLegacyEngine_recursive(QFileSystemEntry &ent QAbstractFileEngine *QFileSystemEngine::resolveEntryAndCreateLegacyEngine( QFileSystemEntry &entry, QFileSystemMetaData &data) { QFileSystemEntry copy = entry; - QAbstractFileEngine *engine = 0; + QAbstractFileEngine *engine = nullptr; if (_q_resolveEntryAndCreateLegacyEngine_recursive(copy, data, engine)) // Reset entry to resolved copy. diff --git a/src/corelib/io/qfilesystemengine_p.h b/src/corelib/io/qfilesystemengine_p.h index 09ec2d6a10..e44837747c 100644 --- a/src/corelib/io/qfilesystemengine_p.h +++ b/src/corelib/io/qfilesystemengine_p.h @@ -130,7 +130,7 @@ public: static bool removeFile(const QFileSystemEntry &entry, QSystemError &error); static bool setPermissions(const QFileSystemEntry &entry, QFile::Permissions permissions, QSystemError &error, - QFileSystemMetaData *data = 0); + QFileSystemMetaData *data = nullptr); // unused, therefore not implemented static bool setFileTime(const QFileSystemEntry &entry, const QDateTime &newDate, diff --git a/src/corelib/io/qfilesystemengine_unix.cpp b/src/corelib/io/qfilesystemengine_unix.cpp index b78e037865..066a7c3f01 100644 --- a/src/corelib/io/qfilesystemengine_unix.cpp +++ b/src/corelib/io/qfilesystemengine_unix.cpp @@ -813,7 +813,7 @@ QString QFileSystemEngine::resolveUserName(uint userId) #endif #if !defined(Q_OS_INTEGRITY) && !defined(Q_OS_WASM) - struct passwd *pw = 0; + struct passwd *pw = nullptr; #if QT_CONFIG(thread) && defined(_POSIX_THREAD_SAFE_FUNCTIONS) && !defined(Q_OS_OPENBSD) && !defined(Q_OS_VXWORKS) struct passwd entry; getpwuid_r(userId, &entry, buf.data(), buf.size(), &pw); @@ -837,7 +837,7 @@ QString QFileSystemEngine::resolveGroupName(uint groupId) #endif #if !defined(Q_OS_INTEGRITY) && !defined(Q_OS_WASM) - struct group *gr = 0; + struct group *gr = nullptr; #if QT_CONFIG(thread) && defined(_POSIX_THREAD_SAFE_FUNCTIONS) && !defined(Q_OS_OPENBSD) && !defined(Q_OS_VXWORKS) && (!defined(Q_OS_ANDROID) || defined(Q_OS_ANDROID) && (__ANDROID_API__ >= 24)) size_max = sysconf(_SC_GETGR_R_SIZE_MAX); if (size_max == -1) diff --git a/src/corelib/io/qfilesystemiterator_unix.cpp b/src/corelib/io/qfilesystemiterator_unix.cpp index a9acf542d4..5ac7e13a2e 100644 --- a/src/corelib/io/qfilesystemiterator_unix.cpp +++ b/src/corelib/io/qfilesystemiterator_unix.cpp @@ -50,15 +50,15 @@ QT_BEGIN_NAMESPACE QFileSystemIterator::QFileSystemIterator(const QFileSystemEntry &entry, QDir::Filters filters, const QStringList &nameFilters, QDirIterator::IteratorFlags flags) : nativePath(entry.nativeFilePath()) - , dir(0) - , dirEntry(0) + , dir(nullptr) + , dirEntry(nullptr) , lastError(0) { Q_UNUSED(filters) Q_UNUSED(nameFilters) Q_UNUSED(flags) - if ((dir = QT_OPENDIR(nativePath.constData())) == 0) { + if ((dir = QT_OPENDIR(nativePath.constData())) == nullptr) { lastError = errno; } else { if (!nativePath.endsWith('/')) diff --git a/src/corelib/io/qfilesystemmetadata_p.h b/src/corelib/io/qfilesystemmetadata_p.h index 4d2a5acb9b..81f4b3ba13 100644 --- a/src/corelib/io/qfilesystemmetadata_p.h +++ b/src/corelib/io/qfilesystemmetadata_p.h @@ -76,7 +76,7 @@ class Q_AUTOTEST_EXPORT QFileSystemMetaData { public: QFileSystemMetaData() - : knownFlagsMask(0), + : knownFlagsMask(nullptr), size_(-1) { } @@ -184,7 +184,7 @@ public: void clear() { - knownFlagsMask = 0; + knownFlagsMask = nullptr; } void clearFlags(MetaDataFlags flags = AllMetaDataFlags) diff --git a/src/corelib/io/qfilesystemwatcher.cpp b/src/corelib/io/qfilesystemwatcher.cpp index f40e166d9f..e3e4433a6b 100644 --- a/src/corelib/io/qfilesystemwatcher.cpp +++ b/src/corelib/io/qfilesystemwatcher.cpp @@ -311,6 +311,17 @@ bool QFileSystemWatcher::addPath(const QString &path) return paths.isEmpty(); } +static QStringList empty_paths_pruned(const QStringList &paths) +{ + QStringList p; + p.reserve(paths.size()); + const auto isEmpty = [](const QString &s) { return s.isEmpty(); }; + std::remove_copy_if(paths.begin(), paths.end(), + std::back_inserter(p), + isEmpty); + return p; +} + /*! Adds each path in \a paths to the file system watcher. Paths are not added if they not exist, or if they are already being @@ -338,47 +349,41 @@ QStringList QFileSystemWatcher::addPaths(const QStringList &paths) { Q_D(QFileSystemWatcher); - QStringList p = paths; - QMutableListIterator<QString> it(p); - - while (it.hasNext()) { - const QString &path = it.next(); - if (path.isEmpty()) - it.remove(); - } + QStringList p = empty_paths_pruned(paths); if (p.isEmpty()) { qWarning("QFileSystemWatcher::addPaths: list is empty"); - return QStringList(); + return p; } - QFileSystemWatcherEngine *engine = 0; - - const QString on = objectName(); - - if (!on.startsWith(QLatin1String("_qt_autotest_force_engine_"))) { + const auto selectEngine = [this, d]() -> QFileSystemWatcherEngine* { +#ifdef QT_BUILD_INTERNAL + const QString on = objectName(); + + if (Q_UNLIKELY(on.startsWith(QLatin1String("_qt_autotest_force_engine_")))) { + // Autotest override case - use the explicitly selected engine only + const QStringRef forceName = on.midRef(26); + if (forceName == QLatin1String("poller")) { + qDebug("QFileSystemWatcher: skipping native engine, using only polling engine"); + d_func()->initPollerEngine(); + return d->poller; + } else if (forceName == QLatin1String("native")) { + qDebug("QFileSystemWatcher: skipping polling engine, using only native engine"); + return d->native; + } + return nullptr; + } +#endif // Normal runtime case - search intelligently for best engine if(d->native) { - engine = d->native; + return d->native; } else { d_func()->initPollerEngine(); - engine = d->poller; - } - - } else { - // Autotest override case - use the explicitly selected engine only - const QStringRef forceName = on.midRef(26); - if(forceName == QLatin1String("poller")) { - qDebug("QFileSystemWatcher: skipping native engine, using only polling engine"); - d_func()->initPollerEngine(); - engine = d->poller; - } else if(forceName == QLatin1String("native")) { - qDebug("QFileSystemWatcher: skipping polling engine, using only native engine"); - engine = d->native; + return d->poller; } - } + }; - if(engine) + if (auto engine = selectEngine()) p = engine->addPaths(p, &d->files, &d->directories); return p; @@ -420,18 +425,11 @@ QStringList QFileSystemWatcher::removePaths(const QStringList &paths) { Q_D(QFileSystemWatcher); - QStringList p = paths; - QMutableListIterator<QString> it(p); - - while (it.hasNext()) { - const QString &path = it.next(); - if (path.isEmpty()) - it.remove(); - } + QStringList p = empty_paths_pruned(paths); if (p.isEmpty()) { qWarning("QFileSystemWatcher::removePaths: list is empty"); - return QStringList(); + return p; } if (d->native) diff --git a/src/corelib/io/qfilesystemwatcher_fsevents.mm b/src/corelib/io/qfilesystemwatcher_fsevents.mm index f594fad803..fb3b6f86fd 100644 --- a/src/corelib/io/qfilesystemwatcher_fsevents.mm +++ b/src/corelib/io/qfilesystemwatcher_fsevents.mm @@ -407,7 +407,7 @@ QStringList QFseventsFileSystemWatcherEngine::addPaths(const QStringList &paths, stopStream(); if (!startStream()) { // ok, something went wrong, let's try to restore the previous state - watchingState = qMove(oldState); + watchingState = std::move(oldState); // and because we don't know which path caused the issue (if any), fail on all of them p = paths; @@ -474,7 +474,7 @@ QStringList QFseventsFileSystemWatcherEngine::removePaths(const QStringList &pat if (needsRestart) { if (!restartStream()) { - watchingState = qMove(oldState); + watchingState = std::move(oldState); startStream(); } } diff --git a/src/corelib/io/qfilesystemwatcher_inotify.cpp b/src/corelib/io/qfilesystemwatcher_inotify.cpp index a5e629b646..5fb5685f42 100644 --- a/src/corelib/io/qfilesystemwatcher_inotify.cpp +++ b/src/corelib/io/qfilesystemwatcher_inotify.cpp @@ -46,6 +46,7 @@ #include <qdebug.h> #include <qfile.h> #include <qfileinfo.h> +#include <qscopeguard.h> #include <qsocketnotifier.h> #include <qvarlengtharray.h> @@ -268,12 +269,11 @@ QStringList QInotifyFileSystemWatcherEngine::addPaths(const QStringList &paths, QStringList *files, QStringList *directories) { - QStringList p = paths; - QMutableListIterator<QString> it(p); - while (it.hasNext()) { - QString path = it.next(); + QStringList unhandled; + for (const QString &path : paths) { QFileInfo fi(path); bool isDir = fi.isDir(); + auto sg = qScopeGuard([&]{ unhandled.push_back(path); }); if (isDir) { if (directories->contains(path)) continue; @@ -305,7 +305,7 @@ QStringList QInotifyFileSystemWatcherEngine::addPaths(const QStringList &paths, continue; } - it.remove(); + sg.dismiss(); int id = isDir ? -wd : wd; if (id < 0) { @@ -318,19 +318,19 @@ QStringList QInotifyFileSystemWatcherEngine::addPaths(const QStringList &paths, idToPath.insert(id, path); } - return p; + return unhandled; } QStringList QInotifyFileSystemWatcherEngine::removePaths(const QStringList &paths, QStringList *files, QStringList *directories) { - QStringList p = paths; - QMutableListIterator<QString> it(p); - while (it.hasNext()) { - QString path = it.next(); + QStringList unhandled; + for (const QString &path : paths) { int id = pathToID.take(path); + auto sg = qScopeGuard([&]{ unhandled.push_back(path); }); + // Multiple paths could be associated to the same watch descriptor // when a file is moved and added with the new name. // So we should find and delete the correct one by using @@ -349,7 +349,8 @@ QStringList QInotifyFileSystemWatcherEngine::removePaths(const QStringList &path inotify_rm_watch(inotifyFd, wd); } - it.remove(); + sg.dismiss(); + if (id < 0) { directories->removeAll(path); } else { @@ -357,7 +358,7 @@ QStringList QInotifyFileSystemWatcherEngine::removePaths(const QStringList &path } } - return p; + return unhandled; } void QInotifyFileSystemWatcherEngine::readFromInotify() @@ -388,7 +389,7 @@ void QInotifyFileSystemWatcherEngine::readFromInotify() const inotify_event &event = **it; ++it; - // qDebug() << "inotify event, wd" << event.wd << "mask" << hex << event.mask; + // qDebug() << "inotify event, wd" << event.wd << "mask" << Qt::hex << event.mask; int id = event.wd; QString path = getPathFromID(id); diff --git a/src/corelib/io/qfilesystemwatcher_kqueue.cpp b/src/corelib/io/qfilesystemwatcher_kqueue.cpp index 423b88cb7f..c2028e3641 100644 --- a/src/corelib/io/qfilesystemwatcher_kqueue.cpp +++ b/src/corelib/io/qfilesystemwatcher_kqueue.cpp @@ -45,6 +45,7 @@ #include <qdebug.h> #include <qfile.h> +#include <qscopeguard.h> #include <qsocketnotifier.h> #include <qvarlengtharray.h> @@ -94,10 +95,9 @@ QStringList QKqueueFileSystemWatcherEngine::addPaths(const QStringList &paths, QStringList *files, QStringList *directories) { - QStringList p = paths; - QMutableListIterator<QString> it(p); - while (it.hasNext()) { - QString path = it.next(); + QStringList unhandled; + for (const QString &path : paths) { + auto sg = qScopeGuard([&]{unhandled.push_back(path);}); int fd; #if defined(O_EVTONLY) fd = qt_safe_open(QFile::encodeName(path), O_EVTONLY); @@ -149,7 +149,8 @@ QStringList QKqueueFileSystemWatcherEngine::addPaths(const QStringList &paths, continue; } - it.remove(); + sg.dismiss(); + if (id < 0) { DEBUG() << "QKqueueFileSystemWatcherEngine: added directory path" << path; directories->append(path); @@ -162,20 +163,19 @@ QStringList QKqueueFileSystemWatcherEngine::addPaths(const QStringList &paths, idToPath.insert(id, path); } - return p; + return unhandled; } QStringList QKqueueFileSystemWatcherEngine::removePaths(const QStringList &paths, QStringList *files, QStringList *directories) { - QStringList p = paths; if (pathToID.isEmpty()) - return p; + return paths; - QMutableListIterator<QString> it(p); - while (it.hasNext()) { - QString path = it.next(); + QStringList unhandled; + for (const QString &path : paths) { + auto sg = qScopeGuard([&]{unhandled.push_back(path);}); int id = pathToID.take(path); QString x = idToPath.take(id); if (x.isEmpty() || x != path) @@ -183,14 +183,15 @@ QStringList QKqueueFileSystemWatcherEngine::removePaths(const QStringList &paths ::close(id < 0 ? -id : id); - it.remove(); + sg.dismiss(); + if (id < 0) directories->removeAll(path); else files->removeAll(path); } - return p; + return unhandled; } void QKqueueFileSystemWatcherEngine::readFromKqueue() diff --git a/src/corelib/io/qfilesystemwatcher_polling.cpp b/src/corelib/io/qfilesystemwatcher_polling.cpp index 903c15f4a9..e07b02f7c2 100644 --- a/src/corelib/io/qfilesystemwatcher_polling.cpp +++ b/src/corelib/io/qfilesystemwatcher_polling.cpp @@ -38,6 +38,7 @@ ****************************************************************************/ #include "qfilesystemwatcher_polling_p.h" +#include <QtCore/qscopeguard.h> #include <QtCore/qtimer.h> QT_BEGIN_NAMESPACE @@ -53,10 +54,9 @@ QStringList QPollingFileSystemWatcherEngine::addPaths(const QStringList &paths, QStringList *files, QStringList *directories) { - QStringList p = paths; - QMutableListIterator<QString> it(p); - while (it.hasNext()) { - QString path = it.next(); + QStringList unhandled; + for (const QString &path : paths) { + auto sg = qScopeGuard([&]{ unhandled.push_back(path); }); QFileInfo fi(path); if (!fi.exists()) continue; @@ -73,7 +73,7 @@ QStringList QPollingFileSystemWatcherEngine::addPaths(const QStringList &paths, files->append(path); this->files.insert(path, fi); } - it.remove(); + sg.dismiss(); } if ((!this->files.isEmpty() || @@ -82,23 +82,21 @@ QStringList QPollingFileSystemWatcherEngine::addPaths(const QStringList &paths, timer.start(PollingInterval); } - return p; + return unhandled; } QStringList QPollingFileSystemWatcherEngine::removePaths(const QStringList &paths, QStringList *files, QStringList *directories) { - QStringList p = paths; - QMutableListIterator<QString> it(p); - while (it.hasNext()) { - QString path = it.next(); + QStringList unhandled; + for (const QString &path : paths) { if (this->directories.remove(path)) { directories->removeAll(path); - it.remove(); } else if (this->files.remove(path)) { files->removeAll(path); - it.remove(); + } else { + unhandled.push_back(path); } } @@ -107,38 +105,37 @@ QStringList QPollingFileSystemWatcherEngine::removePaths(const QStringList &path timer.stop(); } - return p; + return unhandled; } void QPollingFileSystemWatcherEngine::timeout() { - QMutableHashIterator<QString, FileInfo> fit(files); - while (fit.hasNext()) { - QHash<QString, FileInfo>::iterator x = fit.next(); + for (auto it = files.begin(), end = files.end(); it != end; /*erasing*/) { + auto x = it++; QString path = x.key(); QFileInfo fi(path); if (!fi.exists()) { - fit.remove(); + files.erase(x); emit fileChanged(path, true); } else if (x.value() != fi) { x.value() = fi; emit fileChanged(path, false); } } - QMutableHashIterator<QString, FileInfo> dit(directories); - while (dit.hasNext()) { - QHash<QString, FileInfo>::iterator x = dit.next(); + + for (auto it = directories.begin(), end = directories.end(); it != end; /*erasing*/) { + auto x = it++; QString path = x.key(); QFileInfo fi(path); if (!path.endsWith(QLatin1Char('/'))) fi = QFileInfo(path + QLatin1Char('/')); if (!fi.exists()) { - dit.remove(); + directories.erase(x); emit directoryChanged(path, true); } else if (x.value() != fi) { fi.refresh(); if (!fi.exists()) { - dit.remove(); + directories.erase(x); emit directoryChanged(path, true); } else { x.value() = fi; diff --git a/src/corelib/io/qfilesystemwatcher_win.cpp b/src/corelib/io/qfilesystemwatcher_win.cpp index 66985f8982..c22a003931 100644 --- a/src/corelib/io/qfilesystemwatcher_win.cpp +++ b/src/corelib/io/qfilesystemwatcher_win.cpp @@ -44,6 +44,7 @@ #include <qfileinfo.h> #include <qstringlist.h> #include <qset.h> +#include <qscopeguard.h> #include <qdatetime.h> #include <qdir.h> #include <qtextstream.h> @@ -79,7 +80,7 @@ static Qt::HANDLE createChangeNotification(const QString &path, uint flags) nativePath.append(QLatin1Char('\\')); const HANDLE result = FindFirstChangeNotification(reinterpret_cast<const wchar_t *>(nativePath.utf16()), FALSE, flags); - DEBUG() << __FUNCTION__ << nativePath << hex <<showbase << flags << "returns" << result; + DEBUG() << __FUNCTION__ << nativePath << Qt::hex <<showbase << flags << "returns" << result; return result; } @@ -108,7 +109,11 @@ public: // Call from QFileSystemWatcher::addPaths() to set up notifications on drives void addPath(const QString &path); +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) + bool nativeEventFilter(const QByteArray &, void *messageIn, qintptr *) override; +#else bool nativeEventFilter(const QByteArray &, void *messageIn, long *) override; +#endif signals: void driveAdded(); @@ -255,7 +260,11 @@ inline void QWindowsRemovableDriveListener::handleDbtDriveArrivalRemoval(const M } } +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) +bool QWindowsRemovableDriveListener::nativeEventFilter(const QByteArray &, void *messageIn, qintptr *) +#else bool QWindowsRemovableDriveListener::nativeEventFilter(const QByteArray &, void *messageIn, long *) +#endif { const MSG *msg = reinterpret_cast<const MSG *>(messageIn); if (msg->message == WM_DEVICECHANGE) { @@ -297,8 +306,7 @@ void QWindowsRemovableDriveListener::addPath(const QString &p) OPEN_EXISTING, FILE_FLAG_BACKUP_SEMANTICS, // Volume requires BACKUP_SEMANTICS 0); if (volumeHandle == INVALID_HANDLE_VALUE) { - qErrnoWarning("CreateFile %s failed.", - qPrintable(QString::fromWCharArray(devicePath))); + qErrnoWarning("CreateFile %ls failed.", devicePath); return; } @@ -315,8 +323,7 @@ void QWindowsRemovableDriveListener::addPath(const QString &p) // closed. Do it here to avoid having to close/reopen in lock message handling. CloseHandle(volumeHandle); if (!re.devNotify) { - qErrnoWarning("RegisterDeviceNotification %s failed.", - qPrintable(QString::fromWCharArray(devicePath))); + qErrnoWarning("RegisterDeviceNotification %ls failed.", devicePath); return; } @@ -369,10 +376,9 @@ QStringList QWindowsFileSystemWatcherEngine::addPaths(const QStringList &paths, QStringList *directories) { DEBUG() << "Adding" << paths.count() << "to existing" << (files->count() + directories->count()) << "watchers"; - QStringList p = paths; - QMutableListIterator<QString> it(p); - while (it.hasNext()) { - QString path = it.next(); + QStringList unhandled; + for (const QString &path : paths) { + auto sg = qScopeGuard([&] { unhandled.push_back(path); }); QString normalPath = path; if ((normalPath.endsWith(QLatin1Char('/')) && !normalPath.endsWith(QLatin1String(":/"))) || (normalPath.endsWith(QLatin1Char('\\')) && !normalPath.endsWith(QLatin1String(":\\")))) { @@ -424,7 +430,7 @@ QStringList QWindowsFileSystemWatcherEngine::addPaths(const QStringList &paths, // Requesting to add a file whose directory has been added previously. // Recreate the notification handle to add the missing notification attributes // for files (FILE_NOTIFY_CHANGE_ATTRIBUTES...) - DEBUG() << "recreating" << absolutePath << hex << showbase << hit.value().flags + DEBUG() << "recreating" << absolutePath << Qt::hex << Qt::showbase << hit.value().flags << "->" << flags; const Qt::HANDLE fileHandle = createChangeNotification(absolutePath, flags); if (fileHandle != INVALID_HANDLE_VALUE) { @@ -455,7 +461,7 @@ QStringList QWindowsFileSystemWatcherEngine::addPaths(const QStringList &paths, else files->append(path); } - it.remove(); + sg.dismiss(); thread->wakeup(); break; } @@ -485,7 +491,7 @@ QStringList QWindowsFileSystemWatcherEngine::addPaths(const QStringList &paths, else files->append(path); - it.remove(); + sg.dismiss(); found = true; thread->wakeup(); break; @@ -511,7 +517,7 @@ QStringList QWindowsFileSystemWatcherEngine::addPaths(const QStringList &paths, thread->msg = '@'; thread->start(); threads.append(thread); - it.remove(); + sg.dismiss(); } } } @@ -519,12 +525,12 @@ QStringList QWindowsFileSystemWatcherEngine::addPaths(const QStringList &paths, #ifndef Q_OS_WINRT if (Q_LIKELY(m_driveListener)) { for (const QString &path : paths) { - if (!p.contains(path)) + if (!unhandled.contains(path)) m_driveListener->addPath(path); } } #endif // !Q_OS_WINRT - return p; + return unhandled; } QStringList QWindowsFileSystemWatcherEngine::removePaths(const QStringList &paths, @@ -532,10 +538,9 @@ QStringList QWindowsFileSystemWatcherEngine::removePaths(const QStringList &path QStringList *directories) { DEBUG() << "removePaths" << paths; - QStringList p = paths; - QMutableListIterator<QString> it(p); - while (it.hasNext()) { - QString path = it.next(); + QStringList unhandled; + for (const QString &path : paths) { + auto sg = qScopeGuard([&] { unhandled.push_back(path); }); QString normalPath = path; if (normalPath.endsWith(QLatin1Char('/')) || normalPath.endsWith(QLatin1Char('\\'))) normalPath.chop(1); @@ -564,7 +569,7 @@ QStringList QWindowsFileSystemWatcherEngine::removePaths(const QStringList &path // ### files->removeAll(path); directories->removeAll(path); - it.remove(); + sg.dismiss(); if (h.isEmpty()) { DEBUG() << "Closing handle" << handle.handle; @@ -605,7 +610,7 @@ QStringList QWindowsFileSystemWatcherEngine::removePaths(const QStringList &path } threads.removeAll(0); - return p; + return unhandled; } /////////// @@ -634,15 +639,15 @@ QWindowsFileSystemWatcherEngineThread::~QWindowsFileSystemWatcherEngineThread() } } -static inline QString msgFindNextFailed(const QWindowsFileSystemWatcherEngineThread::PathInfoHash &pathInfos) +Q_DECL_COLD_FUNCTION +static QString msgFindNextFailed(const QWindowsFileSystemWatcherEngineThread::PathInfoHash &pathInfos) { - QString result; - QTextStream str(&result); - str << "QFileSystemWatcher: FindNextChangeNotification failed for"; + QString str; + str += QLatin1String("QFileSystemWatcher: FindNextChangeNotification failed for"); for (const QWindowsFileSystemWatcherEngine::PathInfo &pathInfo : pathInfos) - str << " \"" << QDir::toNativeSeparators(pathInfo.absolutePath) << '"'; - str << ' '; - return result; + str += QLatin1String(" \"") + QDir::toNativeSeparators(pathInfo.absolutePath) + QLatin1Char('"'); + str += QLatin1Char(' '); + return str; } void QWindowsFileSystemWatcherEngineThread::run() @@ -688,11 +693,10 @@ void QWindowsFileSystemWatcherEngineThread::run() fakeRemove = true; } - qErrnoWarning(error, "%s", qPrintable(msgFindNextFailed(h))); + qErrnoWarning(error, "%ls", qUtf16Printable(msgFindNextFailed(h))); } - QMutableHashIterator<QFileSystemWatcherPathKey, QWindowsFileSystemWatcherEngine::PathInfo> it(h); - while (it.hasNext()) { - QWindowsFileSystemWatcherEngineThread::PathInfoHash::iterator x = it.next(); + for (auto it = h.begin(), end = h.end(); it != end; /*erasing*/ ) { + auto x = it++; QString absolutePath = x.value().absolutePath; QFileInfo fileInfo(x.value().path); DEBUG() << "checking" << x.key(); @@ -718,6 +722,7 @@ void QWindowsFileSystemWatcherEngineThread::run() handleForDir.remove(QFileSystemWatcherPathKey(absolutePath)); // h is now invalid + break; } } else if (x.value().isDir) { DEBUG() << x.key() << "directory changed!"; diff --git a/src/corelib/io/qfsfileengine.cpp b/src/corelib/io/qfsfileengine.cpp index 387990ed79..0db27f3e25 100644 --- a/src/corelib/io/qfsfileengine.cpp +++ b/src/corelib/io/qfsfileengine.cpp @@ -127,7 +127,7 @@ void QFSFileEnginePrivate::init() is_link = 0; openMode = QIODevice::NotOpen; fd = -1; - fh = 0; + fh = nullptr; lastIOCommand = IOFlushCommand; lastFlushFailed = false; closeFileHandle = false; @@ -240,7 +240,7 @@ bool QFSFileEngine::open(QIODevice::OpenMode openMode) d->openMode = openMode; d->lastFlushFailed = false; d->tried_stat = 0; - d->fh = 0; + d->fh = nullptr; d->fd = -1; return d->nativeOpen(openMode); @@ -299,7 +299,7 @@ bool QFSFileEnginePrivate::openFh(QIODevice::OpenMode openMode, FILE *fh) QSystemError::stdString()); this->openMode = QIODevice::NotOpen; - this->fh = 0; + this->fh = nullptr; return false; } @@ -328,7 +328,7 @@ bool QFSFileEngine::open(QIODevice::OpenMode openMode, int fd, QFile::FileHandle d->lastFlushFailed = false; d->closeFileHandle = (handleFlags & QFile::AutoCloseHandle); d->fileEntry.clear(); - d->fh = 0; + d->fh = nullptr; d->fd = -1; d->tried_stat = 0; @@ -344,7 +344,7 @@ bool QFSFileEnginePrivate::openFd(QIODevice::OpenMode openMode, int fd) { Q_Q(QFSFileEngine); this->fd = fd; - fh = 0; + fh = nullptr; // Seek to the end when in Append mode. if (openMode & QFile::Append) { @@ -405,7 +405,7 @@ bool QFSFileEnginePrivate::closeFdFh() // We must reset these guys regardless; calling close again after a // failed close causes crashes on some systems. - fh = 0; + fh = nullptr; fd = -1; closed = (ret == 0); } @@ -822,7 +822,7 @@ QAbstractFileEngine::Iterator *QFSFileEngine::beginEntryList(QDir::Filters filte */ QAbstractFileEngine::Iterator *QFSFileEngine::endEntryList() { - return 0; + return nullptr; } #endif // QT_NO_FILESYSTEMITERATOR @@ -870,7 +870,7 @@ bool QFSFileEngine::extension(Extension extension, const ExtensionOption *option const MapExtensionOption *options = (const MapExtensionOption*)(option); MapExtensionReturn *returnValue = static_cast<MapExtensionReturn*>(output); returnValue->address = d->map(options->offset, options->size, options->flags); - return (returnValue->address != 0); + return (returnValue->address != nullptr); } if (extension == UnMapExtension) { const UnMapExtensionOption *options = (const UnMapExtensionOption*)option; diff --git a/src/corelib/io/qfsfileengine_p.h b/src/corelib/io/qfsfileengine_p.h index 6b091a8eef..0f416f4886 100644 --- a/src/corelib/io/qfsfileengine_p.h +++ b/src/corelib/io/qfsfileengine_p.h @@ -115,7 +115,7 @@ public: virtual bool isUnnamedFile() const { return false; } - bool extension(Extension extension, const ExtensionOption *option = 0, ExtensionReturn *output = 0) override; + bool extension(Extension extension, const ExtensionOption *option = nullptr, ExtensionReturn *output = nullptr) override; bool supportsExtension(Extension extension) const override; //FS only!! diff --git a/src/corelib/io/qfsfileengine_unix.cpp b/src/corelib/io/qfsfileengine_unix.cpp index 90ad0126d6..d4983c72af 100644 --- a/src/corelib/io/qfsfileengine_unix.cpp +++ b/src/corelib/io/qfsfileengine_unix.cpp @@ -153,7 +153,7 @@ bool QFSFileEnginePrivate::nativeOpen(QIODevice::OpenMode openMode) } } - fh = 0; + fh = nullptr; } closeFileHandle = true; @@ -451,14 +451,14 @@ QAbstractFileEngine::FileFlags QFSFileEngine::fileFlags(FileFlags type) const if (type & Refresh) d->metaData.clear(); - QAbstractFileEngine::FileFlags ret = 0; + QAbstractFileEngine::FileFlags ret = { }; if (type & FlagsMask) ret |= LocalDiskFlag; bool exists; { - QFileSystemMetaData::MetaDataFlags queryFlags = 0; + QFileSystemMetaData::MetaDataFlags queryFlags = { }; queryFlags |= QFileSystemMetaData::MetaDataFlags(uint(type)) & QFileSystemMetaData::Permissions; @@ -590,9 +590,9 @@ bool QFSFileEngine::setPermissions(uint perms) QSystemError error; bool ok; if (d->fd != -1) - ok = QFileSystemEngine::setPermissions(d->fd, QFile::Permissions(perms), error, 0); + ok = QFileSystemEngine::setPermissions(d->fd, QFile::Permissions(perms), error); else - ok = QFileSystemEngine::setPermissions(d->fileEntry, QFile::Permissions(perms), error, 0); + ok = QFileSystemEngine::setPermissions(d->fileEntry, QFile::Permissions(perms), error); if (!ok) { setError(QFile::PermissionsError, error.toString()); return false; @@ -651,13 +651,13 @@ uchar *QFSFileEnginePrivate::map(qint64 offset, qint64 size, QFile::MemoryMapFla Q_Q(QFSFileEngine); if (openMode == QIODevice::NotOpen) { q->setError(QFile::PermissionsError, qt_error_string(int(EACCES))); - return 0; + return nullptr; } if (offset < 0 || offset > maxFileOffset || size < 0 || quint64(size) > quint64(size_t(-1))) { q->setError(QFile::UnspecifiedError, qt_error_string(int(EINVAL))); - return 0; + return nullptr; } // If we know the mapping will extend beyond EOF, fail early to avoid @@ -685,14 +685,14 @@ uchar *QFSFileEnginePrivate::map(qint64 offset, qint64 size, QFile::MemoryMapFla if (quint64(size + extra) > quint64((size_t)-1)) { q->setError(QFile::UnspecifiedError, qt_error_string(int(EINVAL))); - return 0; + return nullptr; } size_t realSize = (size_t)size + extra; QT_OFF_T realOffset = QT_OFF_T(offset); realOffset &= ~(QT_OFF_T(pageSize - 1)); - void *mapAddress = QT_MMAP((void*)0, realSize, + void *mapAddress = QT_MMAP((void*)nullptr, realSize, access, sharemode, nativeHandle(), realOffset); if (MAP_FAILED != mapAddress) { uchar *address = extra + static_cast<uchar*>(mapAddress); @@ -714,7 +714,7 @@ uchar *QFSFileEnginePrivate::map(qint64 offset, qint64 size, QFile::MemoryMapFla q->setError(QFile::UnspecifiedError, qt_error_string(int(errno))); break; } - return 0; + return nullptr; } bool QFSFileEnginePrivate::unmap(uchar *ptr) diff --git a/src/corelib/io/qiodevice.cpp b/src/corelib/io/qiodevice.cpp index 74df0f71ef..e26508e631 100644 --- a/src/corelib/io/qiodevice.cpp +++ b/src/corelib/io/qiodevice.cpp @@ -169,7 +169,7 @@ QIODevicePrivate::QIODevicePrivate() , baseReadLineDataCalled(false) , accessMode(Unset) #ifdef QT_NO_QOBJECT - , q_ptr(0) + , q_ptr(nullptr) #endif { } diff --git a/src/corelib/io/qipaddress.cpp b/src/corelib/io/qipaddress.cpp index 039e291b43..131795330b 100644 --- a/src/corelib/io/qipaddress.cpp +++ b/src/corelib/io/qipaddress.cpp @@ -67,7 +67,7 @@ static const QChar *checkedToAscii(Buffer &buffer, const QChar *begin, const QCh *dst++ = *src++; } *dst = '\0'; - return 0; + return nullptr; } static bool parseIp4Internal(IPv4Address &address, const char *ptr, bool acceptLeadingZero); @@ -175,7 +175,7 @@ const QChar *parseIp6(IPv6Address &address, const QChar *begin, const QChar *end memset(address, 0, sizeof address); if (colonCount == 2 && end - begin == 2) // "::" - return 0; + return nullptr; // if there's a double colon ("::"), this is how many zeroes it means int zeroWordsToFill; @@ -236,7 +236,7 @@ const QChar *parseIp6(IPv6Address &address, const QChar *begin, const QChar *end address[13] = ip4 >> 16; address[14] = ip4 >> 8; address[15] = ip4; - return 0; + return nullptr; } address[pos++] = x >> 8; @@ -248,12 +248,12 @@ const QChar *parseIp6(IPv6Address &address, const QChar *begin, const QChar *end return begin + (endptr - buffer.data()); ptr = endptr + 1; } - return pos == 16 ? 0 : end; + return pos == 16 ? nullptr : end; } static inline QChar toHex(uchar c) { - return QtMiscUtils::toHexLower(c); + return QChar::fromLatin1(QtMiscUtils::toHexLower(c)); } void toString(QString &appendTo, IPv6Address address) diff --git a/src/corelib/io/qlockfile_unix.cpp b/src/corelib/io/qlockfile_unix.cpp index 418b7d22ba..b2bf77c0da 100644 --- a/src/corelib/io/qlockfile_unix.cpp +++ b/src/corelib/io/qlockfile_unix.cpp @@ -58,6 +58,11 @@ #include <sys/file.h> // flock #endif +#if defined(Q_OS_RTEMS) +# undef LOCK_EX +# undef LOCK_NB +#endif + #include <sys/types.h> // kill #include <signal.h> // kill #include <unistd.h> // gethostname @@ -169,7 +174,7 @@ QLockFile::LockError QLockFilePrivate::tryLock_sys() if (qt_write_loop(fd, fileData.constData(), fileData.size()) < fileData.size()) { qt_safe_close(fd); if (!QFile::remove(fileName)) - qWarning("QLockFile: Could not remove our own lock file %s.", qPrintable(fileName)); + qWarning("QLockFile: Could not remove our own lock file %ls.", qUtf16Printable(fileName)); return QLockFile::UnknownError; // partition full } diff --git a/src/corelib/io/qloggingcategory.cpp b/src/corelib/io/qloggingcategory.cpp index 33253429a2..91b3396217 100644 --- a/src/corelib/io/qloggingcategory.cpp +++ b/src/corelib/io/qloggingcategory.cpp @@ -214,8 +214,8 @@ static void setBoolLane(QBasicAtomicInt *atomic, bool enable, int shift) Note that \a category must be kept valid during the lifetime of this object. */ QLoggingCategory::QLoggingCategory(const char *category) - : d(0), - name(0) + : d(nullptr), + name(nullptr) { init(category, QtDebugMsg); } @@ -231,8 +231,8 @@ QLoggingCategory::QLoggingCategory(const char *category) \since 5.4 */ QLoggingCategory::QLoggingCategory(const char *category, QtMsgType enableForLevel) - : d(0), - name(0) + : d(nullptr), + name(nullptr) { init(category, enableForLevel); } diff --git a/src/corelib/io/qloggingcategory.h b/src/corelib/io/qloggingcategory.h index 91e3144300..5825095729 100644 --- a/src/corelib/io/qloggingcategory.h +++ b/src/corelib/io/qloggingcategory.h @@ -111,8 +111,6 @@ private: #define Q_DECLARE_LOGGING_CATEGORY(name) \ extern const QLoggingCategory &name(); -#if defined(Q_COMPILER_VARIADIC_MACROS) || defined(Q_MOC_RUN) - #define Q_LOGGING_CATEGORY(name, ...) \ const QLoggingCategory &name() \ { \ @@ -148,39 +146,6 @@ private: for (bool qt_category_enabled = category().isCriticalEnabled(); qt_category_enabled; qt_category_enabled = false) \ QMessageLogger(QT_MESSAGELOG_FILE, QT_MESSAGELOG_LINE, QT_MESSAGELOG_FUNC, category().categoryName()).critical(__VA_ARGS__) -#else // defined(Q_COMPILER_VARIADIC_MACROS) || defined(Q_MOC_RUN) - -// Optional msgType argument not supported -#define Q_LOGGING_CATEGORY(name, string) \ - const QLoggingCategory &name() \ - { \ - static const QLoggingCategory category(string); \ - return category; \ - } - -// check for enabled category inside QMessageLogger. -#if !defined(QT_NO_DEBUG_OUTPUT) -# define qCDebug qDebug -#else -# define qCDebug(category) QT_NO_QDEBUG_MACRO() -#endif - -#if !defined(QT_NO_INFO_OUTPUT) -# define qCInfo qInfo -#else -# define qCInfo(category) QT_NO_QDEBUG_MACRO() -#endif - -#if !defined(QT_NO_WARNING_OUTPUT) -# define qCWarning qWarning -#else -# define qCWarning(category) QT_NO_QDEBUG_MACRO() -#endif - -#define qCCritical qCritical - -#endif // Q_COMPILER_VARIADIC_MACROS || defined(Q_MOC_RUN) - QT_END_NAMESPACE #endif // QLOGGINGCATEGORY_H diff --git a/src/corelib/io/qloggingregistry.cpp b/src/corelib/io/qloggingregistry.cpp index 9792d956cc..7849dfd14c 100644 --- a/src/corelib/io/qloggingregistry.cpp +++ b/src/corelib/io/qloggingregistry.cpp @@ -165,7 +165,7 @@ void QLoggingRule::parse(const QStringRef &pattern) p = QStringRef(p.string(), p.position() + 1, p.length() - 1); } if (p.contains(QLatin1Char('*'))) // '*' only supported at start/end - flags = 0; + flags = PatternFlags(); } category = p.toString(); @@ -415,7 +415,7 @@ QLoggingRegistry::installFilter(QLoggingCategory::CategoryFilter filter) { QMutexLocker locker(®istryMutex); - if (filter == 0) + if (!filter) filter = defaultCategoryFilter; QLoggingCategory::CategoryFilter old = categoryFilter; diff --git a/src/corelib/io/qnoncontiguousbytedevice.cpp b/src/corelib/io/qnoncontiguousbytedevice.cpp index beca6ccbf7..d1806aa12b 100644 --- a/src/corelib/io/qnoncontiguousbytedevice.cpp +++ b/src/corelib/io/qnoncontiguousbytedevice.cpp @@ -534,7 +534,7 @@ QNonContiguousByteDevice* QNonContiguousByteDeviceFactory::create(QSharedPointer */ QSharedPointer<QNonContiguousByteDevice> QNonContiguousByteDeviceFactory::createShared(QSharedPointer<QRingBuffer> ringBuffer) { - return QSharedPointer<QNonContiguousByteDeviceRingBufferImpl>::create(qMove(ringBuffer)); + return QSharedPointer<QNonContiguousByteDeviceRingBufferImpl>::create(std::move(ringBuffer)); } /*! diff --git a/src/corelib/io/qprocess.cpp b/src/corelib/io/qprocess.cpp index 9557a1d24b..0b964e6a21 100644 --- a/src/corelib/io/qprocess.cpp +++ b/src/corelib/io/qprocess.cpp @@ -42,6 +42,7 @@ #include <qdebug.h> #include <qdir.h> +#include <qscopedvaluerollback.h> #if defined(Q_OS_WIN) #include <qtimer.h> #endif @@ -1068,9 +1069,8 @@ bool QProcessPrivate::tryReadFromChannel(Channel *channel) if (currentReadChannel == channelIdx) { didRead = true; if (!emittedReadyRead) { - emittedReadyRead = true; + QScopedValueRollback<bool> guard(emittedReadyRead, true); emit q->readyRead(); - emittedReadyRead = false; } } emit q->channelReadyRead(int(channelIdx)); diff --git a/src/corelib/io/qprocess.h b/src/corelib/io/qprocess.h index a2e3c01f7c..9fda5fba11 100644 --- a/src/corelib/io/qprocess.h +++ b/src/corelib/io/qprocess.h @@ -72,12 +72,10 @@ public: QProcessEnvironment(); QProcessEnvironment(const QProcessEnvironment &other); ~QProcessEnvironment(); -#ifdef Q_COMPILER_RVALUE_REFS - QProcessEnvironment &operator=(QProcessEnvironment && other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif + QProcessEnvironment &operator=(QProcessEnvironment && other) noexcept { swap(other); return *this; } QProcessEnvironment &operator=(const QProcessEnvironment &other); - void swap(QProcessEnvironment &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + void swap(QProcessEnvironment &other) noexcept { qSwap(d, other.d); } bool operator==(const QProcessEnvironment &other) const; inline bool operator!=(const QProcessEnvironment &other) const diff --git a/src/corelib/io/qprocess_p.h b/src/corelib/io/qprocess_p.h index eb2d1ed048..00acb81158 100644 --- a/src/corelib/io/qprocess_p.h +++ b/src/corelib/io/qprocess_p.h @@ -246,7 +246,7 @@ public: // if you add "= 4" here, increase the number of bits below }; - Channel() : process(0), notifier(0), type(Normal), closed(false), append(false) + Channel() : process(nullptr), notifier(nullptr), type(Normal), closed(false), append(false) { pipe[0] = INVALID_Q_PIPE; pipe[1] = INVALID_Q_PIPE; diff --git a/src/corelib/io/qprocess_unix.cpp b/src/corelib/io/qprocess_unix.cpp index 7a2daa2a57..3a29a0d842 100644 --- a/src/corelib/io/qprocess_unix.cpp +++ b/src/corelib/io/qprocess_unix.cpp @@ -202,8 +202,7 @@ static int qt_create_pipe(int *pipe) qt_safe_close(pipe[1]); int pipe_ret = qt_safe_pipe(pipe); if (pipe_ret != 0) { - qWarning("QProcessPrivate::createPipe: Cannot create pipe %p: %s", - pipe, qPrintable(qt_error_string(errno))); + qErrnoWarning("QProcessPrivate::createPipe: Cannot create pipe %p", pipe); } return pipe_ret; } @@ -473,7 +472,7 @@ void QProcessPrivate::startProcess() if (forkfd == -1) { // Cleanup, report error and return #if defined (QPROCESS_DEBUG) - qDebug("fork failed: %s", qPrintable(qt_error_string(lastForkErrno))); + qDebug("fork failed: %ls", qUtf16Printable(qt_error_string(lastForkErrno))); #endif q->setProcessState(QProcess::NotRunning); setErrorAndEmit(QProcess::FailedToStart, @@ -652,7 +651,7 @@ bool QProcessPrivate::writeToStdin() qDebug("QProcessPrivate::writeToStdin(), write(%p \"%s\", %lld) == %lld", data, qt_prettyDebug(data, bytesToWrite, 16).constData(), bytesToWrite, written); if (written == -1) - qDebug("QProcessPrivate::writeToStdin(), failed to write (%s)", qPrintable(qt_error_string(errno))); + qDebug("QProcessPrivate::writeToStdin(), failed to write (%ls)", qUtf16Printable(qt_error_string(errno))); #endif if (written == -1) { // If the O_NONBLOCK flag is set and If some data can be written without blocking diff --git a/src/corelib/io/qresource.cpp b/src/corelib/io/qresource.cpp index e7d739b4dc..d143f7fda3 100644 --- a/src/corelib/io/qresource.cpp +++ b/src/corelib/io/qresource.cpp @@ -147,7 +147,7 @@ private: public: mutable QAtomicInt ref; - inline QResourceRoot(): tree(0), names(0), payloads(0), version(0) {} + inline QResourceRoot(): tree(nullptr), names(nullptr), payloads(nullptr), version(0) {} inline QResourceRoot(int version, const uchar *t, const uchar *n, const uchar *d) { setSource(version, t, n, d); } virtual ~QResourceRoot() { } int findNode(const QString &path, const QLocale &locale=QLocale()) const; @@ -165,7 +165,7 @@ public: quint64 lastModified(int node) const; QStringList children(int node) const; virtual QString mappingRoot() const { return QString(); } - bool mappingRootSubdir(const QString &path, QString *match=0) const; + bool mappingRootSubdir(const QString &path, QString *match = nullptr) const; inline bool operator==(const QResourceRoot &other) const { return tree == other.tree && names == other.names && payloads == other.payloads && version == other.version; } inline bool operator!=(const QResourceRoot &other) const @@ -320,7 +320,7 @@ QResourcePrivate::clear() { absoluteFilePath.clear(); compressionAlgo = QResource::NoCompression; - data = 0; + data = nullptr; size = 0; children.clear(); lastModified = 0; @@ -864,7 +864,7 @@ const uchar *QResourceRoot::data(int node, qint64 *size) const { if(node == -1) { *size = 0; - return 0; + return nullptr; } int offset = findOffset(node) + 4; //jump past name @@ -881,7 +881,7 @@ const uchar *QResourceRoot::data(int node, qint64 *size) const return ret; } *size = 0; - return 0; + return nullptr; } quint64 QResourceRoot::lastModified(int node) const @@ -991,7 +991,7 @@ class QDynamicBufferResourceRoot: public QResourceRoot const uchar *buffer; public: - inline QDynamicBufferResourceRoot(const QString &_root) : root(_root), buffer(0) { } + inline QDynamicBufferResourceRoot(const QString &_root) : root(_root), buffer(nullptr) { } inline ~QDynamicBufferResourceRoot() { } inline const uchar *mappingBuffer() const { return buffer; } QString mappingRoot() const override { return root; } @@ -1063,12 +1063,14 @@ class QDynamicFileResourceRoot: public QDynamicBufferResourceRoot qsizetype unmapLength; public: - inline QDynamicFileResourceRoot(const QString &_root) : QDynamicBufferResourceRoot(_root), unmapPointer(0), unmapLength(0) { } + QDynamicFileResourceRoot(const QString &_root) + : QDynamicBufferResourceRoot(_root), unmapPointer(nullptr), unmapLength(0) + { } ~QDynamicFileResourceRoot() { #if defined(QT_USE_MMAP) if (unmapPointer) { munmap((char*)unmapPointer, unmapLength); - unmapPointer = 0; + unmapPointer = nullptr; unmapLength = 0; } else #endif diff --git a/src/corelib/io/qresource_p.h b/src/corelib/io/qresource_p.h index 7451de8809..fedf95bb33 100644 --- a/src/corelib/io/qresource_p.h +++ b/src/corelib/io/qresource_p.h @@ -108,7 +108,7 @@ public: Iterator *beginEntryList(QDir::Filters filters, const QStringList &filterNames) override; Iterator *endEntryList() override; - bool extension(Extension extension, const ExtensionOption *option = 0, ExtensionReturn *output = 0) override; + bool extension(Extension extension, const ExtensionOption *option = nullptr, ExtensionReturn *output = nullptr) override; bool supportsExtension(Extension extension) const override; }; diff --git a/src/corelib/io/qsavefile.cpp b/src/corelib/io/qsavefile.cpp index 0cbc8c2234..915d0a0a00 100644 --- a/src/corelib/io/qsavefile.cpp +++ b/src/corelib/io/qsavefile.cpp @@ -151,7 +151,7 @@ QSaveFile::~QSaveFile() if (d->fileEngine) { d->fileEngine->remove(); delete d->fileEngine; - d->fileEngine = 0; + d->fileEngine = nullptr; } } @@ -193,7 +193,7 @@ bool QSaveFile::open(OpenMode mode) { Q_D(QSaveFile); if (isOpen()) { - qWarning("QSaveFile::open: File (%s) already open", qPrintable(fileName())); + qWarning("QSaveFile::open: File (%ls) already open", qUtf16Printable(fileName())); return false; } unsetError(); @@ -252,7 +252,7 @@ bool QSaveFile::open(OpenMode mode) return true; d->setError(d->fileEngine->error(), d->fileEngine->errorString()); delete d->fileEngine; - d->fileEngine = 0; + d->fileEngine = nullptr; } else { QString msg = QSaveFile::tr("QSaveFile cannot open '%1' without direct write fallback " @@ -285,7 +285,7 @@ bool QSaveFile::open(OpenMode mode) err = QFileDevice::OpenError; d->setError(err, d->fileEngine->errorString()); delete d->fileEngine; - d->fileEngine = 0; + d->fileEngine = nullptr; return false; } @@ -326,7 +326,7 @@ bool QSaveFile::commit() return false; if (!isOpen()) { - qWarning("QSaveFile::commit: File (%s) is not open", qPrintable(fileName())); + qWarning("QSaveFile::commit: File (%ls) is not open", qUtf16Printable(fileName())); return false; } QFileDevice::close(); // calls flush() @@ -339,7 +339,7 @@ bool QSaveFile::commit() d->fileEngine->remove(); d->writeError = QFileDevice::NoError; delete d->fileEngine; - d->fileEngine = 0; + d->fileEngine = nullptr; return false; } // atomically replace old file with new file @@ -349,12 +349,12 @@ bool QSaveFile::commit() d->setError(d->fileEngine->error(), d->fileEngine->errorString()); d->fileEngine->remove(); delete d->fileEngine; - d->fileEngine = 0; + d->fileEngine = nullptr; return false; } } delete d->fileEngine; - d->fileEngine = 0; + d->fileEngine = nullptr; return true; } diff --git a/src/corelib/io/qsettings_win.cpp b/src/corelib/io/qsettings_win.cpp index dd3468e1f8..679212ea21 100644 --- a/src/corelib/io/qsettings_win.cpp +++ b/src/corelib/io/qsettings_win.cpp @@ -166,8 +166,8 @@ static HKEY createOrOpenKey(HKEY parentHandle, REGSAM perms, const QString &rSub if (res == ERROR_SUCCESS) return resultHandle; - //qWarning("QSettings: Failed to create subkey \"%s\": %s", - // qPrintable(rSubKey), qPrintable(qt_error_string(int(res)))); + //qErrnoWarning(int(res), "QSettings: Failed to create subkey \"%ls\"", + // qUtf16Printable(rSubKey)); return 0; } @@ -207,7 +207,7 @@ static QStringList childKeysOrGroups(HKEY parentHandle, QSettingsPrivate::ChildS &numKeys, &maxKeySize, 0, 0, 0); if (res != ERROR_SUCCESS) { - qWarning("QSettings: RegQueryInfoKey() failed: %s", qPrintable(qt_error_string(int(res)))); + qErrnoWarning(int(res), "QSettings: RegQueryInfoKey() failed"); return result; } @@ -241,7 +241,7 @@ static QStringList childKeysOrGroups(HKEY parentHandle, QSettingsPrivate::ChildS item = QString::fromWCharArray((const wchar_t *)buff.constData(), l); if (res != ERROR_SUCCESS) { - qWarning("QSettings: RegEnumValue failed: %s", qPrintable(qt_error_string(int(res)))); + qErrnoWarning(int(res), "QSettings: RegEnumValue failed"); continue; } if (item.isEmpty()) @@ -295,8 +295,8 @@ static void deleteChildGroups(HKEY parentHandle, REGSAM access = 0) // delete group itself LONG res = RegDeleteKey(parentHandle, reinterpret_cast<const wchar_t *>(group.utf16())); if (res != ERROR_SUCCESS) { - qWarning("QSettings: RegDeleteKey failed on subkey \"%s\": %s", - qPrintable(group), qPrintable(qt_error_string(int(res)))); + qErrnoWarning(int(res), "QSettings: RegDeleteKey failed on subkey \"%ls\"", + qUtf16Printable(group)); return; } } @@ -596,8 +596,8 @@ QWinSettingsPrivate::~QWinSettingsPrivate() QString emptyKey; DWORD res = RegDeleteKey(writeHandle(), reinterpret_cast<const wchar_t *>(emptyKey.utf16())); if (res != ERROR_SUCCESS) { - qWarning("QSettings: Failed to delete key \"%s\": %s", - qPrintable(regList.at(0).key()), qPrintable(qt_error_string(int(res)))); + qErrnoWarning(int(res), "QSettings: Failed to delete key \"%ls\"", + qUtf16Printable(regList.constFirst().key())); } } @@ -633,16 +633,16 @@ void QWinSettingsPrivate::remove(const QString &uKey) for (const QString &group : childKeys) { LONG res = RegDeleteValue(handle, reinterpret_cast<const wchar_t *>(group.utf16())); if (res != ERROR_SUCCESS) { - qWarning("QSettings: RegDeleteValue failed on subkey \"%s\": %s", - qPrintable(group), qPrintable(qt_error_string(int(res)))); + qErrnoWarning(int(res), "QSettings: RegDeleteValue failed on subkey \"%ls\"", + qUtf16Printable(group)); } } } else { res = RegDeleteKey(writeHandle(), reinterpret_cast<const wchar_t *>(rKey.utf16())); if (res != ERROR_SUCCESS) { - qWarning("QSettings: RegDeleteKey failed on key \"%s\": %s", - qPrintable(rKey), qPrintable(qt_error_string(int(res)))); + qErrnoWarning(int(res), "QSettings: RegDeleteKey failed on key \"%ls\"", + qUtf16Printable(rKey)); } } RegCloseKey(handle); @@ -739,8 +739,8 @@ void QWinSettingsPrivate::set(const QString &uKey, const QVariant &value) if (res == ERROR_SUCCESS) { deleteWriteHandleOnExit = false; } else { - qWarning("QSettings: failed to set subkey \"%s\": %s", - qPrintable(rKey), qPrintable(qt_error_string(int(res)))); + qErrnoWarning(int(res), "QSettings: failed to set subkey \"%ls\"", + qUtf16Printable(rKey)); setStatus(QSettings::AccessError); } diff --git a/src/corelib/io/qstandardpaths_unix.cpp b/src/corelib/io/qstandardpaths_unix.cpp index eaa545b4fd..f4f8787968 100644 --- a/src/corelib/io/qstandardpaths_unix.cpp +++ b/src/corelib/io/qstandardpaths_unix.cpp @@ -130,29 +130,31 @@ QString QStandardPaths::writableLocation(StandardLocation type) fileInfo.setFile(xdgRuntimeDir); if (!fileInfo.isDir()) { if (!QDir().mkdir(xdgRuntimeDir)) { - qWarning("QStandardPaths: error creating runtime directory %s: %s", qPrintable(xdgRuntimeDir), qPrintable(qt_error_string(errno))); + qErrnoWarning("QStandardPaths: error creating runtime directory %ls", + qUtf16Printable(xdgRuntimeDir)); return QString(); } } #ifndef Q_OS_WASM - qWarning("QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to '%s'", qPrintable(xdgRuntimeDir)); + qWarning("QStandardPaths: XDG_RUNTIME_DIR not set, defaulting to '%ls'", qUtf16Printable(xdgRuntimeDir)); #endif } else { fileInfo.setFile(xdgRuntimeDir); if (!fileInfo.exists()) { - qWarning("QStandardPaths: XDG_RUNTIME_DIR points to non-existing path '%s', " - "please create it with 0700 permissions.", qPrintable(xdgRuntimeDir)); + qWarning("QStandardPaths: XDG_RUNTIME_DIR points to non-existing path '%ls', " + "please create it with 0700 permissions.", qUtf16Printable(xdgRuntimeDir)); return QString(); } if (!fileInfo.isDir()) { - qWarning("QStandardPaths: XDG_RUNTIME_DIR points to '%s' which is not a directory", - qPrintable(xdgRuntimeDir)); + qWarning("QStandardPaths: XDG_RUNTIME_DIR points to '%ls' which is not a directory", + qUtf16Printable(xdgRuntimeDir)); return QString(); } } // "The directory MUST be owned by the user" if (fileInfo.ownerId() != myUid) { - qWarning("QStandardPaths: wrong ownership on runtime directory %s, %d instead of %d", qPrintable(xdgRuntimeDir), + qWarning("QStandardPaths: wrong ownership on runtime directory %ls, %d instead of %d", + qUtf16Printable(xdgRuntimeDir), fileInfo.ownerId(), myUid); return QString(); } @@ -163,8 +165,8 @@ QString QStandardPaths::writableLocation(StandardLocation type) if (fileInfo.permissions() != wantedPerms) { QFile file(xdgRuntimeDir); if (!file.setPermissions(wantedPerms)) { - qWarning("QStandardPaths: could not set correct permissions on runtime directory %s: %s", - qPrintable(xdgRuntimeDir), qPrintable(file.errorString())); + qWarning("QStandardPaths: could not set correct permissions on runtime directory %ls: %ls", + qUtf16Printable(xdgRuntimeDir), qUtf16Printable(file.errorString())); return QString(); } } @@ -284,16 +286,12 @@ static QStringList xdgDataDirs() dirs.append(QString::fromLatin1("/usr/local/share")); dirs.append(QString::fromLatin1("/usr/share")); } else { - dirs = xdgDataDirsEnv.split(QLatin1Char(':'), QString::SkipEmptyParts); + const auto parts = xdgDataDirsEnv.splitRef(QLatin1Char(':'), QString::SkipEmptyParts); // Normalize paths, skip relative paths - QMutableListIterator<QString> it(dirs); - while (it.hasNext()) { - const QString dir = it.next(); - if (!dir.startsWith(QLatin1Char('/'))) - it.remove(); - else - it.setValue(QDir::cleanPath(dir)); + for (const QStringRef &dir : parts) { + if (dir.startsWith(QLatin1Char('/'))) + dirs.push_back(QDir::cleanPath(dir.toString())); } // Remove duplicates from the list, there's no use for duplicated diff --git a/src/corelib/io/qstorageinfo.h b/src/corelib/io/qstorageinfo.h index 4ab7a353ef..237e68d2a1 100644 --- a/src/corelib/io/qstorageinfo.h +++ b/src/corelib/io/qstorageinfo.h @@ -62,11 +62,9 @@ public: ~QStorageInfo(); QStorageInfo &operator=(const QStorageInfo &other); -#ifdef Q_COMPILER_RVALUE_REFS - QStorageInfo &operator=(QStorageInfo &&other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif + QStorageInfo &operator=(QStorageInfo &&other) noexcept { swap(other); return *this; } - inline void swap(QStorageInfo &other) Q_DECL_NOTHROW + inline void swap(QStorageInfo &other) noexcept { qSwap(d, other.d); } void setPath(const QString &path); diff --git a/src/corelib/io/qstorageinfo_unix.cpp b/src/corelib/io/qstorageinfo_unix.cpp index b7621b5d2f..d25a607d9f 100644 --- a/src/corelib/io/qstorageinfo_unix.cpp +++ b/src/corelib/io/qstorageinfo_unix.cpp @@ -812,7 +812,7 @@ void QStorageInfoPrivate::retrieveVolumeInfo() valid = true; ready = true; -#if defined(Q_OS_INTEGRITY) || (defined(Q_OS_BSD4) && !defined(Q_OS_NETBSD)) +#if defined(Q_OS_INTEGRITY) || (defined(Q_OS_BSD4) && !defined(Q_OS_NETBSD)) || defined(Q_OS_RTEMS) bytesTotal = statfs_buf.f_blocks * statfs_buf.f_bsize; bytesFree = statfs_buf.f_bfree * statfs_buf.f_bsize; bytesAvailable = statfs_buf.f_bavail * statfs_buf.f_bsize; @@ -822,7 +822,7 @@ void QStorageInfoPrivate::retrieveVolumeInfo() bytesAvailable = statfs_buf.f_bavail * statfs_buf.f_frsize; #endif blockSize = statfs_buf.f_bsize; -#if defined(Q_OS_ANDROID) || defined(Q_OS_BSD4) || defined(Q_OS_INTEGRITY) +#if defined(Q_OS_ANDROID) || defined(Q_OS_BSD4) || defined(Q_OS_INTEGRITY) || defined(Q_OS_RTEMS) #if defined(_STATFS_F_FLAGS) readOnly = (statfs_buf.f_flags & ST_RDONLY) != 0; #endif diff --git a/src/corelib/io/qtemporaryfile.cpp b/src/corelib/io/qtemporaryfile.cpp index ced08a9a87..c89ad06a1f 100644 --- a/src/corelib/io/qtemporaryfile.cpp +++ b/src/corelib/io/qtemporaryfile.cpp @@ -327,7 +327,7 @@ bool QTemporaryFileEngine::isReallyOpen() const { Q_D(const QFSFileEngine); - if (!((0 == d->fh) && (-1 == d->fd) + if (!((nullptr == d->fh) && (-1 == d->fd) #if defined Q_OS_WIN && (INVALID_HANDLE_VALUE == d->fileHandle) #endif @@ -902,7 +902,7 @@ QTemporaryFile *QTemporaryFile::createNativeFile(QFile &file) { if (QAbstractFileEngine *engine = file.d_func()->engine()) { if(engine->fileFlags(QAbstractFileEngine::FlagsMask) & QAbstractFileEngine::LocalDiskFlag) - return 0; //native already + return nullptr; // native already //cache bool wasOpen = file.isOpen(); qint64 old_off = 0; @@ -934,7 +934,7 @@ QTemporaryFile *QTemporaryFile::createNativeFile(QFile &file) //done return ret; } - return 0; + return nullptr; } /*! diff --git a/src/corelib/io/qurl.cpp b/src/corelib/io/qurl.cpp index 6d82981fd6..4d0306abde 100644 --- a/src/corelib/io/qurl.cpp +++ b/src/corelib/io/qurl.cpp @@ -523,7 +523,7 @@ public: Error *cloneError() const; void clearError(); void setError(ErrorCode errorCode, const QString &source, int supplement = -1); - ErrorCode validityError(QString *source = 0, int *position = 0) const; + ErrorCode validityError(QString *source = nullptr, int *position = nullptr) const; bool validateComponent(Section section, const QString &input, int begin, int end); bool validateComponent(Section section, const QString &input) { return validateComponent(section, input, 0, uint(input.length())); } @@ -591,7 +591,7 @@ public: inline QUrlPrivate::QUrlPrivate() : ref(1), port(-1), - error(0), + error(nullptr), sectionIsPresent(0), flags(0) { @@ -619,13 +619,13 @@ inline QUrlPrivate::~QUrlPrivate() inline QUrlPrivate::Error *QUrlPrivate::cloneError() const { - return error ? new Error(*error) : 0; + return error ? new Error(*error) : nullptr; } inline void QUrlPrivate::clearError() { delete error; - error = 0; + error = nullptr; } inline void QUrlPrivate::setError(ErrorCode errorCode, const QString &source, int supplement) @@ -826,7 +826,7 @@ recodeFromUser(const QString &input, const ushort *actions, int from, int to) QString output; const QChar *begin = input.constData() + from; const QChar *end = input.constData() + to; - if (qt_urlRecode(output, begin, end, 0, actions)) + if (qt_urlRecode(output, begin, end, nullptr, actions)) return output; return input.mid(from, to - from); @@ -954,7 +954,7 @@ inline void QUrlPrivate::appendFragment(QString &appendTo, QUrl::FormattingOptio { appendToUser(appendTo, fragment, options, options & QUrl::EncodeDelimiters ? fragmentInUrl : - appendingTo == FullUrl ? 0 : fragmentInIsolation); + appendingTo == FullUrl ? nullptr : fragmentInIsolation); } inline void QUrlPrivate::appendQuery(QString &appendTo, QUrl::FormattingOptions options, Section appendingTo) const @@ -1179,7 +1179,7 @@ inline void QUrlPrivate::appendHost(QString &appendTo, QUrl::FormattingOptions o if (host.at(0).unicode() == '[') { // IPv6 addresses might contain a zone-id which needs to be recoded if (options != 0) - if (qt_urlRecode(appendTo, host.constBegin(), host.constEnd(), options, 0)) + if (qt_urlRecode(appendTo, host.constBegin(), host.constEnd(), options, nullptr)) return; appendTo += host; } else { @@ -1221,7 +1221,7 @@ static const QChar *parseIpFuture(QString &host, const QChar *begin, const QChar --end; QString decoded; - if (mode == QUrl::TolerantMode && qt_urlRecode(decoded, begin, end, QUrl::FullyDecoded, 0)) { + if (mode == QUrl::TolerantMode && qt_urlRecode(decoded, begin, end, QUrl::FullyDecoded, nullptr)) { begin = decoded.constBegin(); end = decoded.constEnd(); } @@ -1233,13 +1233,13 @@ static const QChar *parseIpFuture(QString &host, const QChar *begin, const QChar host += *begin; else if (begin->unicode() >= '0' && begin->unicode() <= '9') host += *begin; - else if (begin->unicode() < 0x80 && strchr(acceptable, begin->unicode()) != 0) + else if (begin->unicode() < 0x80 && strchr(acceptable, begin->unicode()) != nullptr) host += *begin; else return decoded.isEmpty() ? begin : &origBegin[2]; } host += QLatin1Char(']'); - return 0; + return nullptr; } return &origBegin[2]; } @@ -1286,7 +1286,7 @@ static const QChar *parseIp6(QString &host, const QChar *begin, const QChar *end host += zoneId; } host += QLatin1Char(']'); - return 0; + return nullptr; } inline bool QUrlPrivate::setHost(const QString &value, int from, int iend, QUrl::ParsingMode mode) @@ -1352,7 +1352,7 @@ inline bool QUrlPrivate::setHost(const QString &value, int from, int iend, QUrl: // check for percent-encoding first QString s; - if (mode == QUrl::TolerantMode && qt_urlRecode(s, begin, end, 0, 0)) { + if (mode == QUrl::TolerantMode && qt_urlRecode(s, begin, end, { }, nullptr)) { // something was decoded // anything encoded left? int pos = s.indexOf(QChar(0x25)); // '%' @@ -1837,7 +1837,7 @@ inline void QUrlPrivate::validate() const \sa setUrl(), fromEncoded(), TolerantMode */ -QUrl::QUrl(const QString &url, ParsingMode parsingMode) : d(0) +QUrl::QUrl(const QString &url, ParsingMode parsingMode) : d(nullptr) { setUrl(url, parsingMode); } @@ -1845,7 +1845,7 @@ QUrl::QUrl(const QString &url, ParsingMode parsingMode) : d(0) /*! Constructs an empty QUrl object. */ -QUrl::QUrl() : d(0) +QUrl::QUrl() : d(nullptr) { } @@ -1879,7 +1879,7 @@ QUrl::~QUrl() bool QUrl::isValid() const { if (isEmpty()) { - // also catches d == 0 + // also catches d == nullptr return false; } return d->validityError() == QUrlPrivate::NoError; @@ -1907,7 +1907,7 @@ void QUrl::clear() { if (d && !d->ref.deref()) delete d; - d = 0; + d = nullptr; } /*! @@ -3266,10 +3266,10 @@ QUrl QUrl::resolved(const QUrl &relative) const removeDotsFromPath(&t.d->path); #if defined(QURL_DEBUG) - qDebug("QUrl(\"%s\").resolved(\"%s\") = \"%s\"", - qPrintable(url()), - qPrintable(relative.url()), - qPrintable(t.url())); + qDebug("QUrl(\"%ls\").resolved(\"%ls\") = \"%ls\"", + qUtf16Printable(url()), + qUtf16Printable(relative.url()), + qUtf16Printable(t.url())); #endif return t; } @@ -4159,7 +4159,7 @@ QList<QUrl> QUrl::fromStringList(const QStringList &urls, ParsingMode mode) \relates QHash \since 5.0 */ -uint qHash(const QUrl &url, uint seed) Q_DECL_NOTHROW +uint qHash(const QUrl &url, uint seed) noexcept { if (!url.d) return qHash(-1, seed); // the hash of an unset port (-1) @@ -4187,7 +4187,7 @@ static QUrl adjustFtpPath(QUrl url) static bool isIp6(const QString &text) { QIPAddressUtils::IPv6Address address; - return !text.isEmpty() && QIPAddressUtils::parseIp6(address, text.begin(), text.end()) == 0; + return !text.isEmpty() && QIPAddressUtils::parseIp6(address, text.begin(), text.end()) == nullptr; } /*! diff --git a/src/corelib/io/qurl.h b/src/corelib/io/qurl.h index 5062ef7905..94269e4369 100644 --- a/src/corelib/io/qurl.h +++ b/src/corelib/io/qurl.h @@ -119,7 +119,7 @@ class QTypeInfo<QUrlTwoFlags<E1, E2> > : public QTypeInfoMerger<QUrlTwoFlags<E1, class QUrl; // qHash is a friend, but we can't use default arguments for friends (§8.3.6.4) -Q_CORE_EXPORT uint qHash(const QUrl &url, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT uint qHash(const QUrl &url, uint seed = 0) noexcept; class Q_CORE_EXPORT QUrl { @@ -182,15 +182,13 @@ public: QUrl(const QString &url, ParsingMode mode = TolerantMode); QUrl &operator=(const QString &url); #endif -#ifdef Q_COMPILER_RVALUE_REFS - QUrl(QUrl &&other) Q_DECL_NOTHROW : d(other.d) + QUrl(QUrl &&other) noexcept : d(other.d) { other.d = nullptr; } - inline QUrl &operator=(QUrl &&other) Q_DECL_NOTHROW + inline QUrl &operator=(QUrl &&other) noexcept { qSwap(d, other.d); return *this; } -#endif ~QUrl(); - inline void swap(QUrl &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + inline void swap(QUrl &other) noexcept { qSwap(d, other.d); } void setUrl(const QString &url, ParsingMode mode = TolerantMode); QString url(FormattingOptions options = FormattingOptions(PrettyDecoded)) const; @@ -361,7 +359,7 @@ public: static QList<QUrl> fromStringList(const QStringList &uris, ParsingMode mode = TolerantMode); static void setIdnWhitelist(const QStringList &); - friend Q_CORE_EXPORT uint qHash(const QUrl &url, uint seed) Q_DECL_NOTHROW; + friend Q_CORE_EXPORT uint qHash(const QUrl &url, uint seed) noexcept; private: QUrlPrivate *d; diff --git a/src/corelib/io/qurl_p.h b/src/corelib/io/qurl_p.h index 1b9237e58a..e75de32e03 100644 --- a/src/corelib/io/qurl_p.h +++ b/src/corelib/io/qurl_p.h @@ -59,7 +59,7 @@ QT_BEGIN_NAMESPACE // in qurlrecode.cpp extern Q_AUTOTEST_EXPORT int qt_urlRecode(QString &appendTo, const QChar *begin, const QChar *end, - QUrl::ComponentFormattingOptions encoding, const ushort *tableModifications = 0); + QUrl::ComponentFormattingOptions encoding, const ushort *tableModifications = nullptr); // in qurlidna.cpp enum AceLeadingDot { AllowLeadingDot, ForbidLeadingDot }; diff --git a/src/corelib/io/qurlidna.cpp b/src/corelib/io/qurlidna.cpp index 2305e66407..2f89d22660 100644 --- a/src/corelib/io/qurlidna.cpp +++ b/src/corelib/io/qurlidna.cpp @@ -1444,7 +1444,7 @@ static void mapToLowerCase(QString *str, int from) { int N = sizeof(NameprepCaseFolding) / sizeof(NameprepCaseFolding[0]); - ushort *d = 0; + ushort *d = nullptr; for (int i = from; i < str->size(); ++i) { uint uc = str->at(i).unicode(); if (uc < 0x80) { @@ -1474,7 +1474,7 @@ static void mapToLowerCase(QString *str, int from) else str->replace(--i, 2, reinterpret_cast<const QChar *>(&entry->mapping[0]), l); i += l - 1; - d = 0; + d = nullptr; } else { if (!d) d = reinterpret_cast<ushort *>(str->data()); @@ -2404,7 +2404,7 @@ static const char * const idn_whitelist[] = { }; static const size_t idn_whitelist_size = sizeof idn_whitelist / sizeof *idn_whitelist; -static QStringList *user_idn_whitelist = 0; +static QStringList *user_idn_whitelist = nullptr; static bool lessThan(const QChar *a, int l, const char *c) { diff --git a/src/corelib/io/qurlquery.cpp b/src/corelib/io/qurlquery.cpp index 10c3f836c8..a8f40a3a12 100644 --- a/src/corelib/io/qurlquery.cpp +++ b/src/corelib/io/qurlquery.cpp @@ -262,7 +262,7 @@ inline QString QUrlQueryPrivate::recodeToUser(const QString &input, QUrl::Compon if (!(encoding & QUrl::EncodeDelimiters)) { QString output; if (qt_urlRecode(output, input.constData(), input.constData() + input.length(), - encoding, 0)) + encoding, nullptr)) return output; return input; } @@ -290,7 +290,7 @@ void QUrlQueryPrivate::setQuery(const QString &query) const QChar *const end = pos + query.size(); while (pos != end) { const QChar *begin = pos; - const QChar *delimiter = 0; + const QChar *delimiter = nullptr; while (pos != end) { // scan for the component parts of this pair if (!delimiter && pos->unicode() == valueDelimiter) @@ -345,7 +345,7 @@ QSharedDataPointer<QUrlQueryPrivate>::clone() \sa setQuery(), addQueryItem() */ QUrlQuery::QUrlQuery() - : d(0) + : d(nullptr) { } @@ -356,7 +356,7 @@ QUrlQuery::QUrlQuery() set the query with setQuery(). */ QUrlQuery::QUrlQuery(const QString &queryString) - : d(queryString.isEmpty() ? 0 : new QUrlQueryPrivate(queryString)) + : d(queryString.isEmpty() ? nullptr : new QUrlQueryPrivate(queryString)) { } @@ -369,7 +369,7 @@ QUrlQuery::QUrlQuery(const QString &queryString) \sa QUrl::query() */ QUrlQuery::QUrlQuery(const QUrl &url) - : d(0) + : d(nullptr) { // use internals to avoid unnecessary recoding // ### FIXME: actually do it @@ -434,7 +434,7 @@ bool QUrlQuery::operator ==(const QUrlQuery &other) const Returns the hash value for \a key, using \a seed to seed the calculation. */ -uint qHash(const QUrlQuery &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QUrlQuery &key, uint seed) noexcept { if (const QUrlQueryPrivate *d = key.d) { QtPrivate::QHashCombine hash; diff --git a/src/corelib/io/qurlquery.h b/src/corelib/io/qurlquery.h index e3688aae2c..89d0f88059 100644 --- a/src/corelib/io/qurlquery.h +++ b/src/corelib/io/qurlquery.h @@ -52,7 +52,7 @@ QT_BEGIN_NAMESPACE -Q_CORE_EXPORT uint qHash(const QUrlQuery &key, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT uint qHash(const QUrlQuery &key, uint seed = 0) noexcept; class QUrlQueryPrivate; class Q_CORE_EXPORT QUrlQuery @@ -70,16 +70,14 @@ public: QUrlQuery(const QUrlQuery &other); QUrlQuery &operator=(const QUrlQuery &other); -#ifdef Q_COMPILER_RVALUE_REFS - QUrlQuery &operator=(QUrlQuery &&other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif + QUrlQuery &operator=(QUrlQuery &&other) noexcept { swap(other); return *this; } ~QUrlQuery(); bool operator==(const QUrlQuery &other) const; bool operator!=(const QUrlQuery &other) const { return !(*this == other); } - void swap(QUrlQuery &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + void swap(QUrlQuery &other) noexcept { qSwap(d, other.d); } bool isEmpty() const; bool isDetached() const; @@ -111,7 +109,7 @@ public: private: friend class QUrl; - friend Q_CORE_EXPORT uint qHash(const QUrlQuery &key, uint seed) Q_DECL_NOTHROW; + friend Q_CORE_EXPORT uint qHash(const QUrlQuery &key, uint seed) noexcept; QSharedDataPointer<QUrlQueryPrivate> d; public: typedef QSharedDataPointer<QUrlQueryPrivate> DataPtr; diff --git a/src/corelib/io/qurlrecode.cpp b/src/corelib/io/qurlrecode.cpp index 443ae18b21..35ede8d078 100644 --- a/src/corelib/io/qurlrecode.cpp +++ b/src/corelib/io/qurlrecode.cpp @@ -377,7 +377,7 @@ static int recode(QString &result, const ushort *begin, const ushort *end, QUrl: { const int origSize = result.size(); const ushort *input = begin; - ushort *output = 0; + ushort *output = nullptr; EncodingAction action = EncodeCharacter; for ( ; input != end; ++input) { @@ -692,7 +692,7 @@ qt_urlRecode(QString &appendTo, const QChar *begin, const QChar *end, } // qstring.cpp -bool qt_is_ascii(const char *&ptr, const char *end) Q_DECL_NOTHROW; +bool qt_is_ascii(const char *&ptr, const char *end) noexcept; /*! \internal diff --git a/src/corelib/io/qwindowspipereader.cpp b/src/corelib/io/qwindowspipereader.cpp index 15c9f52cf3..1f03ac5d5a 100644 --- a/src/corelib/io/qwindowspipereader.cpp +++ b/src/corelib/io/qwindowspipereader.cpp @@ -40,6 +40,7 @@ #include "qwindowspipereader_p.h" #include "qiodevice_p.h" #include <qelapsedtimer.h> +#include <qscopedvaluerollback.h> QT_BEGIN_NAMESPACE @@ -301,9 +302,8 @@ void QWindowsPipeReader::emitPendingReadyRead() { if (readyReadPending) { readyReadPending = false; - inReadyRead = true; + QScopedValueRollback<bool> guard(inReadyRead, true); emit readyRead(); - inReadyRead = false; } } diff --git a/src/corelib/io/qwindowspipewriter.cpp b/src/corelib/io/qwindowspipewriter.cpp index 92e8b6db52..32536f495b 100644 --- a/src/corelib/io/qwindowspipewriter.cpp +++ b/src/corelib/io/qwindowspipewriter.cpp @@ -39,6 +39,7 @@ #include "qwindowspipewriter_p.h" #include "qiodevice_p.h" +#include <qscopedvaluerollback.h> QT_BEGIN_NAMESPACE @@ -111,9 +112,8 @@ void QWindowsPipeWriter::emitPendingBytesWrittenValue() emit canWrite(); if (!inBytesWritten) { - inBytesWritten = true; + QScopedValueRollback<bool> guard(inBytesWritten, true); emit bytesWritten(bytes); - inBytesWritten = false; } } } diff --git a/src/corelib/itemmodels/qabstractitemmodel.cpp b/src/corelib/itemmodels/qabstractitemmodel.cpp index 25a80a640c..d171b313e6 100644 --- a/src/corelib/itemmodels/qabstractitemmodel.cpp +++ b/src/corelib/itemmodels/qabstractitemmodel.cpp @@ -45,6 +45,7 @@ #include <qmimedata.h> #include <qdebug.h> #include <qvector.h> +#include <qregexp.h> #include <qstack.h> #include <qbitarray.h> #include <qdatetime.h> diff --git a/src/corelib/itemmodels/qabstractitemmodel.h b/src/corelib/itemmodels/qabstractitemmodel.h index c34876d1d6..43649cf79b 100644 --- a/src/corelib/itemmodels/qabstractitemmodel.h +++ b/src/corelib/itemmodels/qabstractitemmodel.h @@ -57,12 +57,12 @@ class Q_CORE_EXPORT QModelIndex { friend class QAbstractItemModel; public: - Q_DECL_CONSTEXPR inline QModelIndex() Q_DECL_NOTHROW : r(-1), c(-1), i(0), m(nullptr) {} + Q_DECL_CONSTEXPR inline QModelIndex() noexcept : r(-1), c(-1), i(0), m(nullptr) {} // compiler-generated copy/move ctors/assignment operators are fine! - Q_DECL_CONSTEXPR inline int row() const Q_DECL_NOTHROW { return r; } - Q_DECL_CONSTEXPR inline int column() const Q_DECL_NOTHROW { return c; } - Q_DECL_CONSTEXPR inline quintptr internalId() const Q_DECL_NOTHROW { return i; } - inline void *internalPointer() const Q_DECL_NOTHROW { return reinterpret_cast<void*>(i); } + Q_DECL_CONSTEXPR inline int row() const noexcept { return r; } + Q_DECL_CONSTEXPR inline int column() const noexcept { return c; } + Q_DECL_CONSTEXPR inline quintptr internalId() const noexcept { return i; } + inline void *internalPointer() const noexcept { return reinterpret_cast<void*>(i); } inline QModelIndex parent() const; inline QModelIndex sibling(int row, int column) const; inline QModelIndex siblingAtColumn(int column) const; @@ -72,13 +72,13 @@ public: #endif inline QVariant data(int role = Qt::DisplayRole) const; inline Qt::ItemFlags flags() const; - Q_DECL_CONSTEXPR inline const QAbstractItemModel *model() const Q_DECL_NOTHROW { return m; } - Q_DECL_CONSTEXPR inline bool isValid() const Q_DECL_NOTHROW { return (r >= 0) && (c >= 0) && (m != nullptr); } - Q_DECL_CONSTEXPR inline bool operator==(const QModelIndex &other) const Q_DECL_NOTHROW + Q_DECL_CONSTEXPR inline const QAbstractItemModel *model() const noexcept { return m; } + Q_DECL_CONSTEXPR inline bool isValid() const noexcept { return (r >= 0) && (c >= 0) && (m != nullptr); } + Q_DECL_CONSTEXPR inline bool operator==(const QModelIndex &other) const noexcept { return (other.r == r) && (other.i == i) && (other.c == c) && (other.m == m); } - Q_DECL_CONSTEXPR inline bool operator!=(const QModelIndex &other) const Q_DECL_NOTHROW + Q_DECL_CONSTEXPR inline bool operator!=(const QModelIndex &other) const noexcept { return !(*this == other); } - Q_DECL_CONSTEXPR inline bool operator<(const QModelIndex &other) const Q_DECL_NOTHROW + Q_DECL_CONSTEXPR inline bool operator<(const QModelIndex &other) const noexcept { return r < other.r || (r == other.r && (c < other.c @@ -86,9 +86,9 @@ public: || (i == other.i && std::less<const QAbstractItemModel *>()(m, other.m)))))); } private: - inline QModelIndex(int arow, int acolumn, void *ptr, const QAbstractItemModel *amodel) Q_DECL_NOTHROW + inline QModelIndex(int arow, int acolumn, void *ptr, const QAbstractItemModel *amodel) noexcept : r(arow), c(acolumn), i(reinterpret_cast<quintptr>(ptr)), m(amodel) {} - Q_DECL_CONSTEXPR inline QModelIndex(int arow, int acolumn, quintptr id, const QAbstractItemModel *amodel) Q_DECL_NOTHROW + Q_DECL_CONSTEXPR inline QModelIndex(int arow, int acolumn, quintptr id, const QAbstractItemModel *amodel) noexcept : r(arow), c(acolumn), i(id), m(amodel) {} int r, c; quintptr i; @@ -103,7 +103,7 @@ Q_CORE_EXPORT QDebug operator<<(QDebug, const QModelIndex &); class QPersistentModelIndexData; // qHash is a friend, but we can't use default arguments for friends (§8.3.6.4) -uint qHash(const QPersistentModelIndex &index, uint seed = 0) Q_DECL_NOTHROW; +uint qHash(const QPersistentModelIndex &index, uint seed = 0) noexcept; class Q_CORE_EXPORT QPersistentModelIndex { @@ -117,13 +117,11 @@ public: inline bool operator!=(const QPersistentModelIndex &other) const { return !operator==(other); } QPersistentModelIndex &operator=(const QPersistentModelIndex &other); -#ifdef Q_COMPILER_RVALUE_REFS - inline QPersistentModelIndex(QPersistentModelIndex &&other) Q_DECL_NOTHROW + inline QPersistentModelIndex(QPersistentModelIndex &&other) noexcept : d(other.d) { other.d = nullptr; } - inline QPersistentModelIndex &operator=(QPersistentModelIndex &&other) Q_DECL_NOTHROW + inline QPersistentModelIndex &operator=(QPersistentModelIndex &&other) noexcept { qSwap(d, other.d); return *this; } -#endif - inline void swap(QPersistentModelIndex &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + inline void swap(QPersistentModelIndex &other) noexcept { qSwap(d, other.d); } bool operator==(const QModelIndex &other) const; bool operator!=(const QModelIndex &other) const; QPersistentModelIndex &operator=(const QModelIndex &other); @@ -143,14 +141,14 @@ public: bool isValid() const; private: QPersistentModelIndexData *d; - friend uint qHash(const QPersistentModelIndex &, uint seed) Q_DECL_NOTHROW; + friend uint qHash(const QPersistentModelIndex &, uint seed) noexcept; #ifndef QT_NO_DEBUG_STREAM friend Q_CORE_EXPORT QDebug operator<<(QDebug, const QPersistentModelIndex &); #endif }; Q_DECLARE_SHARED(QPersistentModelIndex) -inline uint qHash(const QPersistentModelIndex &index, uint seed) Q_DECL_NOTHROW +inline uint qHash(const QPersistentModelIndex &index, uint seed) noexcept { return qHash(index.d, seed); } @@ -464,7 +462,7 @@ inline QVariant QModelIndex::data(int arole) const inline Qt::ItemFlags QModelIndex::flags() const { return m ? m->flags(*this) : Qt::ItemFlags(); } -inline uint qHash(const QModelIndex &index) Q_DECL_NOTHROW +inline uint qHash(const QModelIndex &index) noexcept { return uint((uint(index.row()) << 4) + index.column() + index.internalId()); } QT_END_NAMESPACE diff --git a/src/corelib/itemmodels/qabstractitemmodel_p.h b/src/corelib/itemmodels/qabstractitemmodel_p.h index e6085eca94..92a440a125 100644 --- a/src/corelib/itemmodels/qabstractitemmodel_p.h +++ b/src/corelib/itemmodels/qabstractitemmodel_p.h @@ -98,7 +98,7 @@ public: void itemsMoved(const QModelIndex &srcParent, int srcFirst, int srcLast, const QModelIndex &destinationParent, int destinationChild, Qt::Orientation orientation); bool allowMove(const QModelIndex &srcParent, int srcFirst, int srcLast, const QModelIndex &destinationParent, int destinationChild, Qt::Orientation orientation); - inline QModelIndex createIndex(int row, int column, void *data = 0) const { + inline QModelIndex createIndex(int row, int column, void *data = nullptr) const { return q_func()->createIndex(row, column, data); } diff --git a/src/corelib/itemmodels/qabstractproxymodel_p.h b/src/corelib/itemmodels/qabstractproxymodel_p.h index f7bd5cc691..a95687c970 100644 --- a/src/corelib/itemmodels/qabstractproxymodel_p.h +++ b/src/corelib/itemmodels/qabstractproxymodel_p.h @@ -62,7 +62,7 @@ class Q_CORE_EXPORT QAbstractProxyModelPrivate : public QAbstractItemModelPrivat { Q_DECLARE_PUBLIC(QAbstractProxyModel) public: - QAbstractProxyModelPrivate() : QAbstractItemModelPrivate(), model(0) {} + QAbstractProxyModelPrivate() : QAbstractItemModelPrivate(), model(nullptr) {} QAbstractItemModel *model; virtual void _q_sourceModelDestroyed(); void mapDropCoordinatesToSource(int row, int column, const QModelIndex &parent, diff --git a/src/corelib/itemmodels/qconcatenatetablesproxymodel.cpp b/src/corelib/itemmodels/qconcatenatetablesproxymodel.cpp index a20024f468..0319d215a1 100644 --- a/src/corelib/itemmodels/qconcatenatetablesproxymodel.cpp +++ b/src/corelib/itemmodels/qconcatenatetablesproxymodel.cpp @@ -55,7 +55,7 @@ public: struct SourceModelForRowResult { - SourceModelForRowResult() : sourceModel(Q_NULLPTR), sourceRow(-1) {} + SourceModelForRowResult() : sourceModel(nullptr), sourceRow(-1) {} QAbstractItemModel *sourceModel; int sourceRow; }; diff --git a/src/corelib/itemmodels/qconcatenatetablesproxymodel.h b/src/corelib/itemmodels/qconcatenatetablesproxymodel.h index 85fc6a9c72..69b3a2ba09 100644 --- a/src/corelib/itemmodels/qconcatenatetablesproxymodel.h +++ b/src/corelib/itemmodels/qconcatenatetablesproxymodel.h @@ -42,6 +42,8 @@ #include <QtCore/qabstractitemmodel.h> +QT_REQUIRE_CONFIG(concatenatetablesproxymodel); + QT_BEGIN_NAMESPACE class QConcatenateTablesProxyModelPrivate; diff --git a/src/corelib/itemmodels/qitemselectionmodel.cpp b/src/corelib/itemmodels/qitemselectionmodel.cpp index 1bacb63b17..c93a4d15b9 100644 --- a/src/corelib/itemmodels/qitemselectionmodel.cpp +++ b/src/corelib/itemmodels/qitemselectionmodel.cpp @@ -1273,10 +1273,10 @@ struct IsNotValid { typedef bool result_type; struct is_transparent : std::true_type {}; template <typename T> - Q_DECL_CONSTEXPR bool operator()(T &t) const Q_DECL_NOEXCEPT_EXPR(noexcept(t.isValid())) + Q_DECL_CONSTEXPR bool operator()(T &t) const noexcept(noexcept(t.isValid())) { return !t.isValid(); } template <typename T> - Q_DECL_CONSTEXPR bool operator()(T *t) const Q_DECL_NOEXCEPT_EXPR(noexcept(t->isValid())) + Q_DECL_CONSTEXPR bool operator()(T *t) const noexcept(noexcept(t->isValid())) { return !t->isValid(); } }; } diff --git a/src/corelib/itemmodels/qitemselectionmodel.h b/src/corelib/itemmodels/qitemselectionmodel.h index 1c924053a5..3c3f9fb1ac 100644 --- a/src/corelib/itemmodels/qitemselectionmodel.h +++ b/src/corelib/itemmodels/qitemselectionmodel.h @@ -60,19 +60,17 @@ public: // ### Qt 6: remove them all, the compiler-generated ones are fine inline QItemSelectionRange(const QItemSelectionRange &other) : tl(other.tl), br(other.br) {} -# ifdef Q_COMPILER_RVALUE_REFS - QItemSelectionRange(QItemSelectionRange &&other) Q_DECL_NOTHROW + QItemSelectionRange(QItemSelectionRange &&other) noexcept : tl(std::move(other.tl)), br(std::move(other.br)) {} - QItemSelectionRange &operator=(QItemSelectionRange &&other) Q_DECL_NOTHROW + QItemSelectionRange &operator=(QItemSelectionRange &&other) noexcept { tl = std::move(other.tl); br = std::move(other.br); return *this; } -# endif QItemSelectionRange &operator=(const QItemSelectionRange &other) { tl = other.tl; br = other.br; return *this; } #endif // Qt < 6 QItemSelectionRange(const QModelIndex &topL, const QModelIndex &bottomR) : tl(topL), br(bottomR) {} explicit QItemSelectionRange(const QModelIndex &index) : tl(index), br(tl) {} - void swap(QItemSelectionRange &other) Q_DECL_NOTHROW + void swap(QItemSelectionRange &other) noexcept { qSwap(tl, other.tl); qSwap(br, other.br); @@ -249,7 +247,7 @@ Q_TEMPLATE_EXTERN template class Q_CORE_EXPORT QList<QItemSelectionRange>; class Q_CORE_EXPORT QItemSelection : public QList<QItemSelectionRange> { public: - QItemSelection() Q_DECL_NOTHROW : QList<QItemSelectionRange>() {} + QItemSelection() noexcept : QList<QItemSelectionRange>() {} QItemSelection(const QModelIndex &topLeft, const QModelIndex &bottomRight); // reusing QList::swap() here is OK! diff --git a/src/corelib/itemmodels/qitemselectionmodel_p.h b/src/corelib/itemmodels/qitemselectionmodel_p.h index e12a0c2928..ba85f22be3 100644 --- a/src/corelib/itemmodels/qitemselectionmodel_p.h +++ b/src/corelib/itemmodels/qitemselectionmodel_p.h @@ -62,7 +62,7 @@ class QItemSelectionModelPrivate: public QObjectPrivate Q_DECLARE_PUBLIC(QItemSelectionModel) public: QItemSelectionModelPrivate() - : model(0), + : model(nullptr), currentCommand(QItemSelectionModel::NoUpdate), tableSelected(false), tableColCount(0), tableRowCount(0) {} diff --git a/src/corelib/itemmodels/qtransposeproxymodel.h b/src/corelib/itemmodels/qtransposeproxymodel.h index 879266d931..854a547fd4 100644 --- a/src/corelib/itemmodels/qtransposeproxymodel.h +++ b/src/corelib/itemmodels/qtransposeproxymodel.h @@ -43,6 +43,8 @@ #include <QtCore/qabstractproxymodel.h> #include <QtCore/qscopedpointer.h> +QT_REQUIRE_CONFIG(transposeproxymodel); + QT_BEGIN_NAMESPACE class QTransposeProxyModelPrivate; diff --git a/src/corelib/kernel/kernel.pri b/src/corelib/kernel/kernel.pri index 3f7bf3cd47..789bcb7927 100644 --- a/src/corelib/kernel/kernel.pri +++ b/src/corelib/kernel/kernel.pri @@ -7,7 +7,7 @@ HEADERS += \ kernel/qdeadlinetimer.h \ kernel/qdeadlinetimer_p.h \ kernel/qelapsedtimer.h \ - kernel/qeventloop.h\ + kernel/qeventloop.h \ kernel/qpointer.h \ kernel/qcorecmdlineargs_p.h \ kernel/qcoreapplication.h \ diff --git a/src/corelib/kernel/qabstracteventdispatcher.cpp b/src/corelib/kernel/qabstracteventdispatcher.cpp index ea08ff571f..186c2e743b 100644 --- a/src/corelib/kernel/qabstracteventdispatcher.cpp +++ b/src/corelib/kernel/qabstracteventdispatcher.cpp @@ -470,7 +470,11 @@ void QAbstractEventDispatcher::removeNativeEventFilter(QAbstractNativeEventFilte \sa installNativeEventFilter(), QAbstractNativeEventFilter::nativeEventFilter() \since 5.0 */ +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) +bool QAbstractEventDispatcher::filterNativeEvent(const QByteArray &eventType, void *message, qintptr *result) +#else bool QAbstractEventDispatcher::filterNativeEvent(const QByteArray &eventType, void *message, long *result) +#endif { Q_D(QAbstractEventDispatcher); if (!d->eventFilters.isEmpty()) { diff --git a/src/corelib/kernel/qabstracteventdispatcher.h b/src/corelib/kernel/qabstracteventdispatcher.h index bd8da5c35d..4ef9c068df 100644 --- a/src/corelib/kernel/qabstracteventdispatcher.h +++ b/src/corelib/kernel/qabstracteventdispatcher.h @@ -110,7 +110,11 @@ public: void installNativeEventFilter(QAbstractNativeEventFilter *filterObj); void removeNativeEventFilter(QAbstractNativeEventFilter *filterObj); +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) + bool filterNativeEvent(const QByteArray &eventType, void *message, qintptr *result); +#else bool filterNativeEvent(const QByteArray &eventType, void *message, long *result); +#endif #if QT_DEPRECATED_SINCE(5, 0) QT_DEPRECATED bool filterEvent(void *message) { return filterNativeEvent("", message, nullptr); } diff --git a/src/corelib/kernel/qabstractnativeeventfilter.cpp b/src/corelib/kernel/qabstractnativeeventfilter.cpp index dcbb92f044..eaadea4c12 100644 --- a/src/corelib/kernel/qabstractnativeeventfilter.cpp +++ b/src/corelib/kernel/qabstractnativeeventfilter.cpp @@ -74,6 +74,7 @@ QAbstractNativeEventFilter::~QAbstractNativeEventFilter() eventDispatcher->removeNativeEventFilter(this); } +// ### fixme Qt 6: result will be qintptr * /*! \fn bool QAbstractNativeEventFilter::nativeEventFilter(const QByteArray &eventType, void *message, long *result) diff --git a/src/corelib/kernel/qabstractnativeeventfilter.h b/src/corelib/kernel/qabstractnativeeventfilter.h index d7baa42513..a468bffd61 100644 --- a/src/corelib/kernel/qabstractnativeeventfilter.h +++ b/src/corelib/kernel/qabstractnativeeventfilter.h @@ -52,7 +52,11 @@ public: QAbstractNativeEventFilter(); virtual ~QAbstractNativeEventFilter(); +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) + virtual bool nativeEventFilter(const QByteArray &eventType, void *message, qintptr *result) = 0; +#else virtual bool nativeEventFilter(const QByteArray &eventType, void *message, long *result) = 0; +#endif private: Q_DISABLE_COPY(QAbstractNativeEventFilter) diff --git a/src/corelib/kernel/qbasictimer.cpp b/src/corelib/kernel/qbasictimer.cpp index 637c98cd40..ea8f8e2c77 100644 --- a/src/corelib/kernel/qbasictimer.cpp +++ b/src/corelib/kernel/qbasictimer.cpp @@ -65,6 +65,10 @@ QT_BEGIN_NAMESPACE has not been stopped. The timer's ID can be retrieved using timerId(). + Objects of this class cannot be copied, but can be moved, so you + can maintain a list of basic timers by holding them in container + that supports move-only types, e.g. std::vector. + The \l{widgets/wiggly}{Wiggly} example uses QBasicTimer to repaint a widget at regular intervals. @@ -79,6 +83,51 @@ QT_BEGIN_NAMESPACE \sa start() */ + +/*! + \fn QBasicTimer::QBasicTimer(QBasicTimer &&other) + \since 5.14 + + Move-constructs a basic timer from \a other, which is left + \l{isActive()}{inactive}. + + \sa isActive(), swap() +*/ + +/*! + \fn QBasicTimer &QBasicTimer::operator=(QBasicTimer &&other) + \since 5.14 + + Move-assigns \a other to this basic timer. The timer + previously represented by this basic timer is stopped. + \a other is left as \l{isActive()}{inactive}. + + \sa stop(), isActive(), swap() +*/ + +#if QT_DEPRECATED_SINCE(5, 14) +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) +/*! + \internal +*/ +QBasicTimer::QBasicTimer(const QBasicTimer &other) + : id{other.id} +{ + qWarning("QBasicTimer can't be copied"); +} + +/*! + \internal +*/ +QBasicTimer &QBasicTimer::operator=(const QBasicTimer &other) +{ + id = other.id; + qWarning("QBasicTimer can't be assigned to"); + return *this; +} +#endif +#endif + /*! \fn QBasicTimer::~QBasicTimer() @@ -95,6 +144,15 @@ QT_BEGIN_NAMESPACE */ /*! + \fn QBasicTimer::swap(QBasicTimer &other) + \fn swap(QBasicTimer &lhs, QBasicTimer &rhs) + \since 5.14 + + Swaps string \a other with this string, or \a lhs with \a rhs. + This operation is very fast and never fails. +*/ + +/*! \fn int QBasicTimer::timerId() const Returns the timer's ID. @@ -115,24 +173,7 @@ QT_BEGIN_NAMESPACE */ void QBasicTimer::start(int msec, QObject *obj) { - QAbstractEventDispatcher *eventDispatcher = QAbstractEventDispatcher::instance(); - if (Q_UNLIKELY(!eventDispatcher)) { - qWarning("QBasicTimer::start: QBasicTimer can only be used with threads started with QThread"); - return; - } - if (Q_UNLIKELY(obj && obj->thread() != eventDispatcher->thread())) { - qWarning("QBasicTimer::start: Timers cannot be started from another thread"); - return; - } - if (id) { - if (Q_LIKELY(eventDispatcher->unregisterTimer(id))) - QAbstractEventDispatcherPrivate::releaseTimerId(id); - else - qWarning("QBasicTimer::start: Stopping previous timer failed. Possibly trying to stop from a different thread"); - } - id = 0; - if (obj) - id = eventDispatcher->registerTimer(msec, Qt::CoarseTimer, obj); + start(msec, Qt::CoarseTimer, obj); } /*! @@ -161,13 +202,7 @@ void QBasicTimer::start(int msec, Qt::TimerType timerType, QObject *obj) qWarning("QBasicTimer::start: Timers cannot be started from another thread"); return; } - if (id) { - if (Q_LIKELY(eventDispatcher->unregisterTimer(id))) - QAbstractEventDispatcherPrivate::releaseTimerId(id); - else - qWarning("QBasicTimer::start: Stopping previous timer failed. Possibly trying to stop from a different thread"); - } - id = 0; + stop(); if (obj) id = eventDispatcher->registerTimer(msec, timerType, obj); } diff --git a/src/corelib/kernel/qbasictimer.h b/src/corelib/kernel/qbasictimer.h index bfd6ffd125..769898f835 100644 --- a/src/corelib/kernel/qbasictimer.h +++ b/src/corelib/kernel/qbasictimer.h @@ -51,12 +51,35 @@ class QObject; class Q_CORE_EXPORT QBasicTimer { int id; +#if QT_VERSION >= QT_VERSION_CHECK(6,0,0) + Q_DISABLE_COPY(QBasicTimer) +#elif QT_DEPRECATED_SINCE(5, 14) public: - inline QBasicTimer() : id(0) {} + // Just here to preserve BC, we can't remove them yet + QT_DEPRECATED_X("copy-construction is unsupported; use move-construction instead") + QBasicTimer(const QBasicTimer &); + QT_DEPRECATED_X("copy-assignment is unsupported; use move-assignment instead") + QBasicTimer &operator=(const QBasicTimer &); +#endif + +public: + constexpr QBasicTimer() noexcept : id{0} {} inline ~QBasicTimer() { if (id) stop(); } - inline bool isActive() const { return id != 0; } - inline int timerId() const { return id; } + QBasicTimer(QBasicTimer &&other) noexcept + : id{qExchange(other.id, 0)} + {} + + QBasicTimer& operator=(QBasicTimer &&other) noexcept + { + QBasicTimer{std::move(other)}.swap(*this); + return *this; + } + + void swap(QBasicTimer &other) noexcept { qSwap(id, other.id); } + + bool isActive() const noexcept { return id != 0; } + int timerId() const noexcept { return id; } void start(int msec, QObject *obj); void start(int msec, Qt::TimerType timerType, QObject *obj); @@ -64,6 +87,8 @@ public: }; Q_DECLARE_TYPEINFO(QBasicTimer, Q_MOVABLE_TYPE); +inline void swap(QBasicTimer &lhs, QBasicTimer &rhs) noexcept { lhs.swap(rhs); } + QT_END_NAMESPACE #endif // QBASICTIMER_H diff --git a/src/corelib/kernel/qcore_foundation.mm b/src/corelib/kernel/qcore_foundation.mm index 56eabc4b8c..623d462749 100644 --- a/src/corelib/kernel/qcore_foundation.mm +++ b/src/corelib/kernel/qcore_foundation.mm @@ -501,7 +501,7 @@ NSTimeZone *QTimeZone::toNSTimeZone() const \sa QRectF::fromCGRect() */ -CGRect QRect::toCGRect() const Q_DECL_NOTHROW +CGRect QRect::toCGRect() const noexcept { return CGRectMake(x(), y(), width(), height()); } @@ -513,7 +513,7 @@ CGRect QRect::toCGRect() const Q_DECL_NOTHROW \sa fromCGRect() */ -CGRect QRectF::toCGRect() const Q_DECL_NOTHROW +CGRect QRectF::toCGRect() const noexcept { return CGRectMake(x(), y(), width(), height()); } @@ -525,7 +525,7 @@ CGRect QRectF::toCGRect() const Q_DECL_NOTHROW \sa toCGRect() */ -QRectF QRectF::fromCGRect(CGRect rect) Q_DECL_NOTHROW +QRectF QRectF::fromCGRect(CGRect rect) noexcept { return QRectF(rect.origin.x, rect.origin.y, rect.size.width, rect.size.height); } @@ -539,7 +539,7 @@ QRectF QRectF::fromCGRect(CGRect rect) Q_DECL_NOTHROW \sa QPointF::fromCGPoint() */ -CGPoint QPoint::toCGPoint() const Q_DECL_NOTHROW +CGPoint QPoint::toCGPoint() const noexcept { return CGPointMake(x(), y()); } @@ -551,7 +551,7 @@ CGPoint QPoint::toCGPoint() const Q_DECL_NOTHROW \sa fromCGPoint() */ -CGPoint QPointF::toCGPoint() const Q_DECL_NOTHROW +CGPoint QPointF::toCGPoint() const noexcept { return CGPointMake(x(), y()); } @@ -563,7 +563,7 @@ CGPoint QPointF::toCGPoint() const Q_DECL_NOTHROW \sa toCGPoint() */ -QPointF QPointF::fromCGPoint(CGPoint point) Q_DECL_NOTHROW +QPointF QPointF::fromCGPoint(CGPoint point) noexcept { return QPointF(point.x, point.y); } @@ -577,7 +577,7 @@ QPointF QPointF::fromCGPoint(CGPoint point) Q_DECL_NOTHROW \sa QSizeF::fromCGSize() */ -CGSize QSize::toCGSize() const Q_DECL_NOTHROW +CGSize QSize::toCGSize() const noexcept { return CGSizeMake(width(), height()); } @@ -589,7 +589,7 @@ CGSize QSize::toCGSize() const Q_DECL_NOTHROW \sa fromCGSize() */ -CGSize QSizeF::toCGSize() const Q_DECL_NOTHROW +CGSize QSizeF::toCGSize() const noexcept { return CGSizeMake(width(), height()); } @@ -601,7 +601,7 @@ CGSize QSizeF::toCGSize() const Q_DECL_NOTHROW \sa toCGSize() */ -QSizeF QSizeF::fromCGSize(CGSize size) Q_DECL_NOTHROW +QSizeF QSizeF::fromCGSize(CGSize size) noexcept { return QSizeF(size.width, size.height); } diff --git a/src/corelib/kernel/qcore_mac_objc.mm b/src/corelib/kernel/qcore_mac_objc.mm index 7b6ca4f684..15b69acbd4 100644 --- a/src/corelib/kernel/qcore_mac_objc.mm +++ b/src/corelib/kernel/qcore_mac_objc.mm @@ -371,7 +371,7 @@ bool operator<(const KeyPair &entry, const Qt::Key &key) struct qtKey2CocoaKeySortLessThan { typedef bool result_type; - Q_DECL_CONSTEXPR result_type operator()(const KeyPair &entry1, const KeyPair &entry2) const Q_DECL_NOTHROW + Q_DECL_CONSTEXPR result_type operator()(const KeyPair &entry1, const KeyPair &entry2) const noexcept { return entry1.qtKey < entry2.qtKey; } diff --git a/src/corelib/kernel/qcore_mac_p.h b/src/corelib/kernel/qcore_mac_p.h index 8f4c96bbd6..0e1a5fe345 100644 --- a/src/corelib/kernel/qcore_mac_p.h +++ b/src/corelib/kernel/qcore_mac_p.h @@ -91,7 +91,7 @@ public: QAppleRefCounted(const QAppleRefCounted &other) : value(other.value) { if (value) RetainFunction(value); } ~QAppleRefCounted() { if (value) ReleaseFunction(value); } operator T() const { return value; } - void swap(QAppleRefCounted &other) Q_DECL_NOEXCEPT_EXPR(noexcept(qSwap(value, other.value))) + void swap(QAppleRefCounted &other) noexcept(noexcept(qSwap(value, other.value))) { qSwap(value, other.value); } QAppleRefCounted &operator=(const QAppleRefCounted &other) { QAppleRefCounted copy(other); swap(copy); return *this; } diff --git a/src/corelib/kernel/qcore_unix_p.h b/src/corelib/kernel/qcore_unix_p.h index 5a2a29a327..7f58813535 100644 --- a/src/corelib/kernel/qcore_unix_p.h +++ b/src/corelib/kernel/qcore_unix_p.h @@ -171,7 +171,7 @@ inline void qt_ignore_sigpipe() struct sigaction noaction; memset(&noaction, 0, sizeof(noaction)); noaction.sa_handler = SIG_IGN; - ::sigaction(SIGPIPE, &noaction, 0); + ::sigaction(SIGPIPE, &noaction, nullptr); atom.store(1); } } @@ -347,7 +347,7 @@ static inline pid_t qt_safe_waitpid(pid_t pid, int *status, int options) #endif // in qelapsedtimer_mac.cpp or qtimestamp_unix.cpp -timespec qt_gettime() Q_DECL_NOTHROW; +timespec qt_gettime() noexcept; void qt_nanosleep(timespec amount); QByteArray qt_readlink(const char *path); diff --git a/src/corelib/kernel/qcoreapplication.cpp b/src/corelib/kernel/qcoreapplication.cpp index 84d4111418..d62188a49c 100644 --- a/src/corelib/kernel/qcoreapplication.cpp +++ b/src/corelib/kernel/qcoreapplication.cpp @@ -217,16 +217,23 @@ QString QCoreApplicationPrivate::appVersion() const } #endif -QString *QCoreApplicationPrivate::cachedApplicationFilePath = 0; +QString *QCoreApplicationPrivate::cachedApplicationFilePath = nullptr; bool QCoreApplicationPrivate::checkInstance(const char *function) { - bool b = (QCoreApplication::self != 0); + bool b = (QCoreApplication::self != nullptr); if (!b) qWarning("QApplication::%s: Please instantiate the QApplication object first", function); return b; } +void QCoreApplicationPrivate::addQtOptions(QList<QCommandLineOption> *options) +{ + options->append(QCommandLineOption(QStringLiteral("qmljsdebugger"), + QStringLiteral("Activates the QML/JS debugger with a specified port. The value must be of format port:1234[,block]. \"block\" makes the application wait for a connection."), + QStringLiteral("value"))); +} + void QCoreApplicationPrivate::processCommandLineArguments() { int j = argc ? 1 : 0; @@ -251,22 +258,13 @@ void QCoreApplicationPrivate::processCommandLineArguments() } if (j < argc) { - argv[j] = 0; + argv[j] = nullptr; argc = j; } } // Support for introspection -#ifndef QT_NO_QOBJECT -QSignalSpyCallbackSet Q_CORE_EXPORT qt_signal_spy_callback_set = { 0, 0, 0, 0 }; - -void qt_register_signal_spy_callbacks(const QSignalSpyCallbackSet &callback_set) -{ - qt_signal_spy_callback_set = callback_set; -} -#endif - extern "C" void Q_CORE_EXPORT qt_startup_hook() { } @@ -370,17 +368,17 @@ Q_CORE_EXPORT uint qGlobalPostedEventsCount() return currentThreadData->postEventList.size() - currentThreadData->postEventList.startOffset; } -QAbstractEventDispatcher *QCoreApplicationPrivate::eventDispatcher = 0; +QAbstractEventDispatcher *QCoreApplicationPrivate::eventDispatcher = nullptr; #endif // QT_NO_QOBJECT -QCoreApplication *QCoreApplication::self = 0; +QCoreApplication *QCoreApplication::self = nullptr; uint QCoreApplicationPrivate::attribs = (1 << Qt::AA_SynthesizeMouseForUnhandledTouchEvents) | (1 << Qt::AA_SynthesizeMouseForUnhandledTabletEvents); struct QCoreApplicationData { - QCoreApplicationData() Q_DECL_NOTHROW { + QCoreApplicationData() noexcept { applicationNameSet = false; applicationVersionSet = false; } @@ -458,12 +456,12 @@ QCoreApplicationPrivate::QCoreApplicationPrivate(int &aargc, char **aargv, uint , aboutToQuitEmitted(false) , threadData_clean(false) #else - , q_ptr(0) + , q_ptr(nullptr) #endif { app_compile_version = flags & 0xffffff; static const char *const empty = ""; - if (argc == 0 || argv == 0) { + if (argc == 0 || argv == nullptr) { argc = 0; argv = const_cast<char **>(&empty); } @@ -872,11 +870,6 @@ void QCoreApplicationPrivate::init() eventDispatcherReady(); #endif -#ifdef QT_EVAL - extern void qt_core_eval_init(QCoreApplicationPrivate::Type); - qt_core_eval_init(application_type); -#endif - processCommandLineArguments(); qt_call_pre_routines(); @@ -898,7 +891,7 @@ QCoreApplication::~QCoreApplication() { qt_call_post_routines(); - self = 0; + self = nullptr; #ifndef QT_NO_QOBJECT QCoreApplicationPrivate::is_app_closing = true; QCoreApplicationPrivate::is_app_running = false; @@ -906,7 +899,7 @@ QCoreApplication::~QCoreApplication() #if QT_CONFIG(thread) // Synchronize and stop the global thread pool threads. - QThreadPool *globalThreadPool = 0; + QThreadPool *globalThreadPool = nullptr; QT_TRY { globalThreadPool = QThreadPool::globalInstance(); } QT_CATCH (...) { @@ -917,10 +910,10 @@ QCoreApplication::~QCoreApplication() #endif #ifndef QT_NO_QOBJECT - d_func()->threadData->eventDispatcher = 0; + d_func()->threadData->eventDispatcher = nullptr; if (QCoreApplicationPrivate::eventDispatcher) QCoreApplicationPrivate::eventDispatcher->closingDown(); - QCoreApplicationPrivate::eventDispatcher = 0; + QCoreApplicationPrivate::eventDispatcher = nullptr; #endif #if QT_CONFIG(library) diff --git a/src/corelib/kernel/qcoreapplication.h b/src/corelib/kernel/qcoreapplication.h index 3581970765..b7df004736 100644 --- a/src/corelib/kernel/qcoreapplication.h +++ b/src/corelib/kernel/qcoreapplication.h @@ -227,6 +227,7 @@ private: #endif friend Q_CORE_EXPORT QString qAppName(); friend class QClassFactory; + friend class QCommandLineParserPrivate; }; #ifdef QT_NO_DEPRECATED diff --git a/src/corelib/kernel/qcoreapplication_p.h b/src/corelib/kernel/qcoreapplication_p.h index b3479414ab..0b9029b5fe 100644 --- a/src/corelib/kernel/qcoreapplication_p.h +++ b/src/corelib/kernel/qcoreapplication_p.h @@ -52,6 +52,7 @@ // #include "QtCore/qcoreapplication.h" +#include "QtCore/qcommandlineoption.h" #include "QtCore/qtranslator.h" #if QT_CONFIG(settings) #include "QtCore/qsettings.h" @@ -84,6 +85,11 @@ public: }; QCoreApplicationPrivate(int &aargc, char **aargv, uint flags); + + // If not inheriting from QObjectPrivate: force this class to be polymorphic +#ifdef QT_NO_QOBJECT + virtual +#endif ~QCoreApplicationPrivate(); void init(); @@ -99,6 +105,8 @@ public: static bool checkInstance(const char *method); + virtual void addQtOptions(QList<QCommandLineOption> *options); + #ifndef QT_NO_QOBJECT bool sendThroughApplicationEventFilters(QObject *, QEvent *); static bool sendThroughObjectEventFilters(QObject *, QEvent *); @@ -149,7 +157,7 @@ public: QString cachedApplicationDirPath; static QString *cachedApplicationFilePath; static void setApplicationFilePath(const QString &path); - static inline void clearApplicationFilePath() { delete cachedApplicationFilePath; cachedApplicationFilePath = 0; } + static inline void clearApplicationFilePath() { delete cachedApplicationFilePath; cachedApplicationFilePath = nullptr; } #ifndef QT_NO_QOBJECT void execCleanup(); diff --git a/src/corelib/kernel/qcoreapplication_win.cpp b/src/corelib/kernel/qcoreapplication_win.cpp index 75cc813298..65e1db3745 100644 --- a/src/corelib/kernel/qcoreapplication_win.cpp +++ b/src/corelib/kernel/qcoreapplication_win.cpp @@ -64,8 +64,6 @@ using namespace Microsoft::WRL::Wrappers; QT_BEGIN_NAMESPACE -int appCmdShow = 0; - Q_CORE_EXPORT QString qAppFileName() // get application file name { /* @@ -175,16 +173,12 @@ Q_CORE_EXPORT HINSTANCE qWinAppPrevInst() // get Windows prev app Q_CORE_EXPORT int qWinAppCmdShow() // get main window show command { -#if defined(Q_OS_WINCE) - return appCmdShow; -#else STARTUPINFO startupInfo; GetStartupInfo(&startupInfo); return (startupInfo.dwFlags & STARTF_USESHOWWINDOW) ? startupInfo.wShowWindow : SW_SHOWDEFAULT; -#endif } #endif diff --git a/src/corelib/kernel/qcoreevent.cpp b/src/corelib/kernel/qcoreevent.cpp index cacbb1e495..aabd32b4a8 100644 --- a/src/corelib/kernel/qcoreevent.cpp +++ b/src/corelib/kernel/qcoreevent.cpp @@ -421,7 +421,7 @@ struct QBasicAtomicBitField { QBasicAtomicInteger<uint> next; QBasicAtomicInteger<uint> data[NumInts]; - bool allocateSpecific(int which) Q_DECL_NOTHROW + bool allocateSpecific(int which) noexcept { QBasicAtomicInteger<uint> &entry = data[which / BitsPerInt]; const uint old = entry.load(); @@ -437,7 +437,7 @@ struct QBasicAtomicBitField { // loop. } - int allocateNext() Q_DECL_NOTHROW + int allocateNext() noexcept { // Unroll loop to iterate over ints, then bits? Would save // potentially a lot of cmpxchgs, because we can scan the @@ -463,7 +463,7 @@ typedef QBasicAtomicBitField<QEvent::MaxUser - QEvent::User + 1> UserEventTypeRe static UserEventTypeRegistry userEventTypeRegistry; -static inline int registerEventTypeZeroBased(int id) Q_DECL_NOTHROW +static inline int registerEventTypeZeroBased(int id) noexcept { // if the type hint hasn't been registered yet, take it: if (id < UserEventTypeRegistry::NumBits && id >= 0 && userEventTypeRegistry.allocateSpecific(id)) @@ -486,7 +486,7 @@ static inline int registerEventTypeZeroBased(int id) Q_DECL_NOTHROW Returns -1 if all available values are already taken or the program is shutting down. */ -int QEvent::registerEventType(int hint) Q_DECL_NOTHROW +int QEvent::registerEventType(int hint) noexcept { const int result = registerEventTypeZeroBased(QEvent::MaxUser - hint); return result < 0 ? -1 : QEvent::MaxUser - result ; diff --git a/src/corelib/kernel/qcoreevent.h b/src/corelib/kernel/qcoreevent.h index ac974ba411..05af1a6132 100644 --- a/src/corelib/kernel/qcoreevent.h +++ b/src/corelib/kernel/qcoreevent.h @@ -307,7 +307,7 @@ public: inline void accept() { m_accept = true; } inline void ignore() { m_accept = false; } - static int registerEventType(int hint = -1) Q_DECL_NOTHROW; + static int registerEventType(int hint = -1) noexcept; protected: QEventPrivate *d; diff --git a/src/corelib/kernel/qcoreglobaldata.cpp b/src/corelib/kernel/qcoreglobaldata.cpp index 104be1b87b..7ff222f170 100644 --- a/src/corelib/kernel/qcoreglobaldata.cpp +++ b/src/corelib/kernel/qcoreglobaldata.cpp @@ -48,7 +48,7 @@ Q_GLOBAL_STATIC(QCoreGlobalData, globalInstance) QCoreGlobalData::QCoreGlobalData() #if QT_CONFIG(textcodec) - : codecForLocale(0) + : codecForLocale(nullptr) #endif { } @@ -56,7 +56,7 @@ QCoreGlobalData::QCoreGlobalData() QCoreGlobalData::~QCoreGlobalData() { #if QT_CONFIG(textcodec) - codecForLocale = 0; + codecForLocale = nullptr; QList<QTextCodec *> tmp = allCodecs; allCodecs.clear(); codecCache.clear(); diff --git a/src/corelib/kernel/qdeadlinetimer.cpp b/src/corelib/kernel/qdeadlinetimer.cpp index 49874b94b4..06b56bb09b 100644 --- a/src/corelib/kernel/qdeadlinetimer.cpp +++ b/src/corelib/kernel/qdeadlinetimer.cpp @@ -464,7 +464,7 @@ inline bool TimeReference::toNanoseconds(qint64 *result) const \sa hasExpired(), isForever(), remainingTime(), setRemainingTime() */ -QDeadlineTimer::QDeadlineTimer(qint64 msecs, Qt::TimerType type) Q_DECL_NOTHROW +QDeadlineTimer::QDeadlineTimer(qint64 msecs, Qt::TimerType type) noexcept : t2(0) { setRemainingTime(msecs, type); @@ -536,7 +536,7 @@ QDeadlineTimer::QDeadlineTimer(qint64 msecs, Qt::TimerType type) Q_DECL_NOTHROW \sa setPreciseRemainingTime(), hasExpired(), isForever(), remainingTime() */ -void QDeadlineTimer::setRemainingTime(qint64 msecs, Qt::TimerType timerType) Q_DECL_NOTHROW +void QDeadlineTimer::setRemainingTime(qint64 msecs, Qt::TimerType timerType) noexcept { if (msecs == -1) { *this = QDeadlineTimer(Forever, timerType); @@ -562,7 +562,7 @@ void QDeadlineTimer::setRemainingTime(qint64 msecs, Qt::TimerType timerType) Q_D \sa setRemainingTime(), hasExpired(), isForever(), remainingTime() */ -void QDeadlineTimer::setPreciseRemainingTime(qint64 secs, qint64 nsecs, Qt::TimerType timerType) Q_DECL_NOTHROW +void QDeadlineTimer::setPreciseRemainingTime(qint64 secs, qint64 nsecs, Qt::TimerType timerType) noexcept { if (secs == -1) { *this = QDeadlineTimer(Forever, timerType); @@ -619,7 +619,7 @@ void QDeadlineTimer::setPreciseRemainingTime(qint64 secs, qint64 nsecs, Qt::Time \sa isForever(), remainingTime() */ -bool QDeadlineTimer::hasExpired() const Q_DECL_NOTHROW +bool QDeadlineTimer::hasExpired() const noexcept { if (isForever()) return false; @@ -666,7 +666,7 @@ void QDeadlineTimer::setTimerType(Qt::TimerType timerType) \sa remainingTimeNSecs(), isForever(), hasExpired() */ -qint64 QDeadlineTimer::remainingTime() const Q_DECL_NOTHROW +qint64 QDeadlineTimer::remainingTime() const noexcept { if (isForever()) return -1; @@ -694,7 +694,7 @@ qint64 QDeadlineTimer::remainingTime() const Q_DECL_NOTHROW \sa remainingTime(), isForever(), hasExpired() */ -qint64 QDeadlineTimer::remainingTimeNSecs() const Q_DECL_NOTHROW +qint64 QDeadlineTimer::remainingTimeNSecs() const noexcept { if (isForever()) return -1; @@ -708,7 +708,7 @@ qint64 QDeadlineTimer::remainingTimeNSecs() const Q_DECL_NOTHROW not deal with Forever. In case of underflow the result is saturated to the minimum possible value, on overflow - the maximum possible value. */ -qint64 QDeadlineTimer::rawRemainingTimeNSecs() const Q_DECL_NOTHROW +qint64 QDeadlineTimer::rawRemainingTimeNSecs() const noexcept { QDeadlineTimer now = current(timerType()); TimeReference ref(t1, t2); @@ -744,7 +744,7 @@ qint64 QDeadlineTimer::rawRemainingTimeNSecs() const Q_DECL_NOTHROW \sa remainingTime(), deadlineNSecs(), setDeadline() */ -qint64 QDeadlineTimer::deadline() const Q_DECL_NOTHROW +qint64 QDeadlineTimer::deadline() const noexcept { if (isForever()) return TimeReference::Max; @@ -777,7 +777,7 @@ qint64 QDeadlineTimer::deadline() const Q_DECL_NOTHROW \sa remainingTime(), deadlineNSecs() */ -qint64 QDeadlineTimer::deadlineNSecs() const Q_DECL_NOTHROW +qint64 QDeadlineTimer::deadlineNSecs() const noexcept { if (isForever()) return TimeReference::Max; @@ -802,7 +802,7 @@ qint64 QDeadlineTimer::deadlineNSecs() const Q_DECL_NOTHROW \sa setPreciseDeadline(), deadline(), deadlineNSecs(), setRemainingTime() */ -void QDeadlineTimer::setDeadline(qint64 msecs, Qt::TimerType timerType) Q_DECL_NOTHROW +void QDeadlineTimer::setDeadline(qint64 msecs, Qt::TimerType timerType) noexcept { if (msecs == TimeReference::Max) { *this = QDeadlineTimer(Forever, timerType); @@ -829,7 +829,7 @@ void QDeadlineTimer::setDeadline(qint64 msecs, Qt::TimerType timerType) Q_DECL_N \sa setDeadline(), deadline(), deadlineNSecs(), setRemainingTime() */ -void QDeadlineTimer::setPreciseDeadline(qint64 secs, qint64 nsecs, Qt::TimerType timerType) Q_DECL_NOTHROW +void QDeadlineTimer::setPreciseDeadline(qint64 secs, qint64 nsecs, Qt::TimerType timerType) noexcept { type = timerType; @@ -849,7 +849,7 @@ void QDeadlineTimer::setPreciseDeadline(qint64 secs, qint64 nsecs, Qt::TimerType \note if \a dt was created as expired, its deadline is indeterminate and adding an amount of time may or may not cause it to become unexpired. */ -QDeadlineTimer QDeadlineTimer::addNSecs(QDeadlineTimer dt, qint64 nsecs) Q_DECL_NOTHROW +QDeadlineTimer QDeadlineTimer::addNSecs(QDeadlineTimer dt, qint64 nsecs) noexcept { if (dt.isForever()) return dt; diff --git a/src/corelib/kernel/qdeadlinetimer.h b/src/corelib/kernel/qdeadlinetimer.h index f9ad4063e5..9dd92481d2 100644 --- a/src/corelib/kernel/qdeadlinetimer.h +++ b/src/corelib/kernel/qdeadlinetimer.h @@ -63,49 +63,49 @@ class Q_CORE_EXPORT QDeadlineTimer public: enum ForeverConstant { Forever }; - Q_DECL_CONSTEXPR QDeadlineTimer(Qt::TimerType type_ = Qt::CoarseTimer) Q_DECL_NOTHROW + Q_DECL_CONSTEXPR QDeadlineTimer(Qt::TimerType type_ = Qt::CoarseTimer) noexcept : t1(0), t2(0), type(type_) {} - Q_DECL_CONSTEXPR QDeadlineTimer(ForeverConstant, Qt::TimerType type_ = Qt::CoarseTimer) Q_DECL_NOTHROW + Q_DECL_CONSTEXPR QDeadlineTimer(ForeverConstant, Qt::TimerType type_ = Qt::CoarseTimer) noexcept : t1(std::numeric_limits<qint64>::max()), t2(0), type(type_) {} - explicit QDeadlineTimer(qint64 msecs, Qt::TimerType type = Qt::CoarseTimer) Q_DECL_NOTHROW; + explicit QDeadlineTimer(qint64 msecs, Qt::TimerType type = Qt::CoarseTimer) noexcept; - void swap(QDeadlineTimer &other) Q_DECL_NOTHROW + void swap(QDeadlineTimer &other) noexcept { qSwap(t1, other.t1); qSwap(t2, other.t2); qSwap(type, other.type); } - Q_DECL_CONSTEXPR bool isForever() const Q_DECL_NOTHROW + Q_DECL_CONSTEXPR bool isForever() const noexcept { return t1 == (std::numeric_limits<qint64>::max)(); } - bool hasExpired() const Q_DECL_NOTHROW; + bool hasExpired() const noexcept; - Qt::TimerType timerType() const Q_DECL_NOTHROW + Qt::TimerType timerType() const noexcept { return Qt::TimerType(type & 0xff); } void setTimerType(Qt::TimerType type); - qint64 remainingTime() const Q_DECL_NOTHROW; - qint64 remainingTimeNSecs() const Q_DECL_NOTHROW; - void setRemainingTime(qint64 msecs, Qt::TimerType type = Qt::CoarseTimer) Q_DECL_NOTHROW; + qint64 remainingTime() const noexcept; + qint64 remainingTimeNSecs() const noexcept; + void setRemainingTime(qint64 msecs, Qt::TimerType type = Qt::CoarseTimer) noexcept; void setPreciseRemainingTime(qint64 secs, qint64 nsecs = 0, - Qt::TimerType type = Qt::CoarseTimer) Q_DECL_NOTHROW; + Qt::TimerType type = Qt::CoarseTimer) noexcept; - qint64 deadline() const Q_DECL_NOTHROW Q_DECL_PURE_FUNCTION; - qint64 deadlineNSecs() const Q_DECL_NOTHROW Q_DECL_PURE_FUNCTION; - void setDeadline(qint64 msecs, Qt::TimerType timerType = Qt::CoarseTimer) Q_DECL_NOTHROW; + qint64 deadline() const noexcept Q_DECL_PURE_FUNCTION; + qint64 deadlineNSecs() const noexcept Q_DECL_PURE_FUNCTION; + void setDeadline(qint64 msecs, Qt::TimerType timerType = Qt::CoarseTimer) noexcept; void setPreciseDeadline(qint64 secs, qint64 nsecs = 0, - Qt::TimerType type = Qt::CoarseTimer) Q_DECL_NOTHROW; + Qt::TimerType type = Qt::CoarseTimer) noexcept; - static QDeadlineTimer addNSecs(QDeadlineTimer dt, qint64 nsecs) Q_DECL_NOTHROW Q_DECL_PURE_FUNCTION; - static QDeadlineTimer current(Qt::TimerType timerType = Qt::CoarseTimer) Q_DECL_NOTHROW; + static QDeadlineTimer addNSecs(QDeadlineTimer dt, qint64 nsecs) noexcept Q_DECL_PURE_FUNCTION; + static QDeadlineTimer current(Qt::TimerType timerType = Qt::CoarseTimer) noexcept; - friend bool operator==(QDeadlineTimer d1, QDeadlineTimer d2) Q_DECL_NOTHROW + friend bool operator==(QDeadlineTimer d1, QDeadlineTimer d2) noexcept { return d1.t1 == d2.t1 && d1.t2 == d2.t2; } - friend bool operator!=(QDeadlineTimer d1, QDeadlineTimer d2) Q_DECL_NOTHROW + friend bool operator!=(QDeadlineTimer d1, QDeadlineTimer d2) noexcept { return !(d1 == d2); } - friend bool operator<(QDeadlineTimer d1, QDeadlineTimer d2) Q_DECL_NOTHROW + friend bool operator<(QDeadlineTimer d1, QDeadlineTimer d2) noexcept { return d1.t1 < d2.t1 || (d1.t1 == d2.t1 && d1.t2 < d2.t2); } - friend bool operator<=(QDeadlineTimer d1, QDeadlineTimer d2) Q_DECL_NOTHROW + friend bool operator<=(QDeadlineTimer d1, QDeadlineTimer d2) noexcept { return d1 == d2 || d1 < d2; } - friend bool operator>(QDeadlineTimer d1, QDeadlineTimer d2) Q_DECL_NOTHROW + friend bool operator>(QDeadlineTimer d1, QDeadlineTimer d2) noexcept { return d2 < d1; } - friend bool operator>=(QDeadlineTimer d1, QDeadlineTimer d2) Q_DECL_NOTHROW + friend bool operator>=(QDeadlineTimer d1, QDeadlineTimer d2) noexcept { return !(d1 < d2); } friend Q_CORE_EXPORT QDeadlineTimer operator+(QDeadlineTimer dt, qint64 msecs); @@ -159,7 +159,7 @@ public: setPreciseRemainingTime(0, std::chrono::nanoseconds(remaining).count(), type_); } - std::chrono::nanoseconds remainingTimeAsDuration() const Q_DECL_NOTHROW + std::chrono::nanoseconds remainingTimeAsDuration() const noexcept { if (isForever()) return std::chrono::nanoseconds::max(); @@ -185,7 +185,7 @@ private: unsigned t2; unsigned type; - qint64 rawRemainingTimeNSecs() const Q_DECL_NOTHROW; + qint64 rawRemainingTimeNSecs() const noexcept; public: // This is not a public function, it's here only for Qt's internal convenience... diff --git a/src/corelib/kernel/qelapsedtimer.cpp b/src/corelib/kernel/qelapsedtimer.cpp index e578b5b8b3..adb554b624 100644 --- a/src/corelib/kernel/qelapsedtimer.cpp +++ b/src/corelib/kernel/qelapsedtimer.cpp @@ -236,7 +236,7 @@ static const qint64 invalidData = Q_INT64_C(0x8000000000000000); \sa isValid(), start(), restart() */ -void QElapsedTimer::invalidate() Q_DECL_NOTHROW +void QElapsedTimer::invalidate() noexcept { t1 = t2 = invalidData; } @@ -247,7 +247,7 @@ void QElapsedTimer::invalidate() Q_DECL_NOTHROW \sa invalidate(), start(), restart() */ -bool QElapsedTimer::isValid() const Q_DECL_NOTHROW +bool QElapsedTimer::isValid() const noexcept { return t1 != invalidData && t2 != invalidData; } @@ -260,7 +260,7 @@ bool QElapsedTimer::isValid() const Q_DECL_NOTHROW \sa elapsed(), QDeadlineTimer */ -bool QElapsedTimer::hasExpired(qint64 timeout) const Q_DECL_NOTHROW +bool QElapsedTimer::hasExpired(qint64 timeout) const noexcept { // if timeout is -1, quint64(timeout) is LLINT_MAX, so this will be // considered as never expired diff --git a/src/corelib/kernel/qelapsedtimer.h b/src/corelib/kernel/qelapsedtimer.h index 7954b41bf4..873847f6b6 100644 --- a/src/corelib/kernel/qelapsedtimer.h +++ b/src/corelib/kernel/qelapsedtimer.h @@ -62,28 +62,28 @@ public: { } - static ClockType clockType() Q_DECL_NOTHROW; - static bool isMonotonic() Q_DECL_NOTHROW; + static ClockType clockType() noexcept; + static bool isMonotonic() noexcept; - void start() Q_DECL_NOTHROW; - qint64 restart() Q_DECL_NOTHROW; - void invalidate() Q_DECL_NOTHROW; - bool isValid() const Q_DECL_NOTHROW; + void start() noexcept; + qint64 restart() noexcept; + void invalidate() noexcept; + bool isValid() const noexcept; - qint64 nsecsElapsed() const Q_DECL_NOTHROW; - qint64 elapsed() const Q_DECL_NOTHROW; - bool hasExpired(qint64 timeout) const Q_DECL_NOTHROW; + qint64 nsecsElapsed() const noexcept; + qint64 elapsed() const noexcept; + bool hasExpired(qint64 timeout) const noexcept; - qint64 msecsSinceReference() const Q_DECL_NOTHROW; - qint64 msecsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW; - qint64 secsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW; + qint64 msecsSinceReference() const noexcept; + qint64 msecsTo(const QElapsedTimer &other) const noexcept; + qint64 secsTo(const QElapsedTimer &other) const noexcept; - bool operator==(const QElapsedTimer &other) const Q_DECL_NOTHROW + bool operator==(const QElapsedTimer &other) const noexcept { return t1 == other.t1 && t2 == other.t2; } - bool operator!=(const QElapsedTimer &other) const Q_DECL_NOTHROW + bool operator!=(const QElapsedTimer &other) const noexcept { return !(*this == other); } - friend bool Q_CORE_EXPORT operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) Q_DECL_NOTHROW; + friend bool Q_CORE_EXPORT operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) noexcept; private: qint64 t1; diff --git a/src/corelib/kernel/qelapsedtimer_generic.cpp b/src/corelib/kernel/qelapsedtimer_generic.cpp index fdeb385188..fe959e3c94 100644 --- a/src/corelib/kernel/qelapsedtimer_generic.cpp +++ b/src/corelib/kernel/qelapsedtimer_generic.cpp @@ -48,7 +48,7 @@ QT_BEGIN_NAMESPACE \sa isMonotonic() */ -QElapsedTimer::ClockType QElapsedTimer::clockType() Q_DECL_NOTHROW +QElapsedTimer::ClockType QElapsedTimer::clockType() noexcept { return SystemTime; } @@ -60,7 +60,7 @@ QElapsedTimer::ClockType QElapsedTimer::clockType() Q_DECL_NOTHROW \sa clockType(), QElapsedTimer::ClockType */ -bool QElapsedTimer::isMonotonic() Q_DECL_NOTHROW +bool QElapsedTimer::isMonotonic() noexcept { return false; } @@ -75,7 +75,7 @@ bool QElapsedTimer::isMonotonic() Q_DECL_NOTHROW \sa restart(), invalidate(), elapsed() */ -void QElapsedTimer::start() Q_DECL_NOTHROW +void QElapsedTimer::start() noexcept { restart(); } @@ -97,7 +97,7 @@ void QElapsedTimer::start() Q_DECL_NOTHROW \sa start(), invalidate(), elapsed(), isValid() */ -qint64 QElapsedTimer::restart() Q_DECL_NOTHROW +qint64 QElapsedTimer::restart() noexcept { qint64 old = t1; t1 = QDateTime::currentMSecsSinceEpoch(); @@ -118,7 +118,7 @@ qint64 QElapsedTimer::restart() Q_DECL_NOTHROW \sa start(), restart(), hasExpired(), invalidate() */ -qint64 QElapsedTimer::nsecsElapsed() const Q_DECL_NOTHROW +qint64 QElapsedTimer::nsecsElapsed() const noexcept { return elapsed() * 1000000; } @@ -132,7 +132,7 @@ qint64 QElapsedTimer::nsecsElapsed() const Q_DECL_NOTHROW \sa start(), restart(), hasExpired(), isValid(), invalidate() */ -qint64 QElapsedTimer::elapsed() const Q_DECL_NOTHROW +qint64 QElapsedTimer::elapsed() const noexcept { return QDateTime::currentMSecsSinceEpoch() - t1; } @@ -152,7 +152,7 @@ qint64 QElapsedTimer::elapsed() const Q_DECL_NOTHROW \sa clockType(), elapsed() */ -qint64 QElapsedTimer::msecsSinceReference() const Q_DECL_NOTHROW +qint64 QElapsedTimer::msecsSinceReference() const noexcept { return t1; } @@ -167,7 +167,7 @@ qint64 QElapsedTimer::msecsSinceReference() const Q_DECL_NOTHROW \sa secsTo(), elapsed() */ -qint64 QElapsedTimer::msecsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW +qint64 QElapsedTimer::msecsTo(const QElapsedTimer &other) const noexcept { qint64 diff = other.t1 - t1; return diff; @@ -183,7 +183,7 @@ qint64 QElapsedTimer::msecsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW \sa msecsTo(), elapsed() */ -qint64 QElapsedTimer::secsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW +qint64 QElapsedTimer::secsTo(const QElapsedTimer &other) const noexcept { return msecsTo(other) / 1000; } @@ -197,12 +197,12 @@ qint64 QElapsedTimer::secsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW and the other isn't. However, two invalid timers are equal and thus this function will return false. */ -bool operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) Q_DECL_NOTHROW +bool operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) noexcept { return v1.t1 < v2.t1; } -QDeadlineTimer QDeadlineTimer::current(Qt::TimerType timerType) Q_DECL_NOTHROW +QDeadlineTimer QDeadlineTimer::current(Qt::TimerType timerType) noexcept { QDeadlineTimer result; result.t1 = QDateTime::currentMSecsSinceEpoch() * 1000 * 1000; diff --git a/src/corelib/kernel/qelapsedtimer_mac.cpp b/src/corelib/kernel/qelapsedtimer_mac.cpp index 7490693991..5370cf7b3d 100644 --- a/src/corelib/kernel/qelapsedtimer_mac.cpp +++ b/src/corelib/kernel/qelapsedtimer_mac.cpp @@ -58,12 +58,12 @@ typedef __int128_t LargeInt; typedef qint64 LargeInt; #endif -QElapsedTimer::ClockType QElapsedTimer::clockType() Q_DECL_NOTHROW +QElapsedTimer::ClockType QElapsedTimer::clockType() noexcept { return MachAbsoluteTime; } -bool QElapsedTimer::isMonotonic() Q_DECL_NOTHROW +bool QElapsedTimer::isMonotonic() noexcept { return true; } @@ -87,7 +87,7 @@ static qint64 absoluteToMSecs(qint64 cpuTime) return absoluteToNSecs(cpuTime) / 1000000; } -timespec qt_gettime() Q_DECL_NOTHROW +timespec qt_gettime() noexcept { timespec tv; @@ -107,13 +107,13 @@ void qt_nanosleep(timespec amount) EINTR_LOOP(r, nanosleep(&amount, &amount)); } -void QElapsedTimer::start() Q_DECL_NOTHROW +void QElapsedTimer::start() noexcept { t1 = mach_absolute_time(); t2 = 0; } -qint64 QElapsedTimer::restart() Q_DECL_NOTHROW +qint64 QElapsedTimer::restart() noexcept { qint64 old = t1; t1 = mach_absolute_time(); @@ -122,39 +122,39 @@ qint64 QElapsedTimer::restart() Q_DECL_NOTHROW return absoluteToMSecs(t1 - old); } -qint64 QElapsedTimer::nsecsElapsed() const Q_DECL_NOTHROW +qint64 QElapsedTimer::nsecsElapsed() const noexcept { uint64_t cpu_time = mach_absolute_time(); return absoluteToNSecs(cpu_time - t1); } -qint64 QElapsedTimer::elapsed() const Q_DECL_NOTHROW +qint64 QElapsedTimer::elapsed() const noexcept { uint64_t cpu_time = mach_absolute_time(); return absoluteToMSecs(cpu_time - t1); } -qint64 QElapsedTimer::msecsSinceReference() const Q_DECL_NOTHROW +qint64 QElapsedTimer::msecsSinceReference() const noexcept { return absoluteToMSecs(t1); } -qint64 QElapsedTimer::msecsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW +qint64 QElapsedTimer::msecsTo(const QElapsedTimer &other) const noexcept { return absoluteToMSecs(other.t1 - t1); } -qint64 QElapsedTimer::secsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW +qint64 QElapsedTimer::secsTo(const QElapsedTimer &other) const noexcept { return msecsTo(other) / 1000; } -bool operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) Q_DECL_NOTHROW +bool operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) noexcept { return v1.t1 < v2.t1; } -QDeadlineTimer QDeadlineTimer::current(Qt::TimerType timerType) Q_DECL_NOTHROW +QDeadlineTimer QDeadlineTimer::current(Qt::TimerType timerType) noexcept { Q_STATIC_ASSERT(!QDeadlineTimerNanosecondsInT2); QDeadlineTimer result; diff --git a/src/corelib/kernel/qelapsedtimer_unix.cpp b/src/corelib/kernel/qelapsedtimer_unix.cpp index e166d4e3d2..ccc2eeafa3 100644 --- a/src/corelib/kernel/qelapsedtimer_unix.cpp +++ b/src/corelib/kernel/qelapsedtimer_unix.cpp @@ -150,12 +150,12 @@ static int unixCheckClockType() #endif } -bool QElapsedTimer::isMonotonic() Q_DECL_NOTHROW +bool QElapsedTimer::isMonotonic() noexcept { return clockType() == MonotonicClock; } -QElapsedTimer::ClockType QElapsedTimer::clockType() Q_DECL_NOTHROW +QElapsedTimer::ClockType QElapsedTimer::clockType() noexcept { return unixCheckClockType() == CLOCK_REALTIME ? SystemTime : MonotonicClock; } @@ -169,7 +169,7 @@ static inline void do_gettime(qint64 *sec, qint64 *frac) } // used in qcore_unix.cpp and qeventdispatcher_unix.cpp -struct timespec qt_gettime() Q_DECL_NOTHROW +struct timespec qt_gettime() noexcept { qint64 sec, frac; do_gettime(&sec, &frac); @@ -204,17 +204,17 @@ static qint64 elapsedAndRestart(qint64 sec, qint64 frac, return (sec * Q_INT64_C(1000000000) + frac) / Q_INT64_C(1000000); } -void QElapsedTimer::start() Q_DECL_NOTHROW +void QElapsedTimer::start() noexcept { do_gettime(&t1, &t2); } -qint64 QElapsedTimer::restart() Q_DECL_NOTHROW +qint64 QElapsedTimer::restart() noexcept { return elapsedAndRestart(t1, t2, &t1, &t2); } -qint64 QElapsedTimer::nsecsElapsed() const Q_DECL_NOTHROW +qint64 QElapsedTimer::nsecsElapsed() const noexcept { qint64 sec, frac; do_gettime(&sec, &frac); @@ -223,34 +223,34 @@ qint64 QElapsedTimer::nsecsElapsed() const Q_DECL_NOTHROW return sec * Q_INT64_C(1000000000) + frac; } -qint64 QElapsedTimer::elapsed() const Q_DECL_NOTHROW +qint64 QElapsedTimer::elapsed() const noexcept { return nsecsElapsed() / Q_INT64_C(1000000); } -qint64 QElapsedTimer::msecsSinceReference() const Q_DECL_NOTHROW +qint64 QElapsedTimer::msecsSinceReference() const noexcept { return t1 * Q_INT64_C(1000) + t2 / Q_INT64_C(1000000); } -qint64 QElapsedTimer::msecsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW +qint64 QElapsedTimer::msecsTo(const QElapsedTimer &other) const noexcept { qint64 secs = other.t1 - t1; qint64 fraction = other.t2 - t2; return (secs * Q_INT64_C(1000000000) + fraction) / Q_INT64_C(1000000); } -qint64 QElapsedTimer::secsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW +qint64 QElapsedTimer::secsTo(const QElapsedTimer &other) const noexcept { return other.t1 - t1; } -bool operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) Q_DECL_NOTHROW +bool operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) noexcept { return v1.t1 < v2.t1 || (v1.t1 == v2.t1 && v1.t2 < v2.t2); } -QDeadlineTimer QDeadlineTimer::current(Qt::TimerType timerType) Q_DECL_NOTHROW +QDeadlineTimer QDeadlineTimer::current(Qt::TimerType timerType) noexcept { Q_STATIC_ASSERT(QDeadlineTimerNanosecondsInT2); QDeadlineTimer result; diff --git a/src/corelib/kernel/qelapsedtimer_win.cpp b/src/corelib/kernel/qelapsedtimer_win.cpp index 3beb158b8a..8becb17461 100644 --- a/src/corelib/kernel/qelapsedtimer_win.cpp +++ b/src/corelib/kernel/qelapsedtimer_win.cpp @@ -101,25 +101,25 @@ quint64 qt_msectime() return ticksToNanoseconds(getTickCount()) / 1000000; } -QElapsedTimer::ClockType QElapsedTimer::clockType() Q_DECL_NOTHROW +QElapsedTimer::ClockType QElapsedTimer::clockType() noexcept { resolveCounterFrequency(); return counterFrequency > 0 ? PerformanceCounter : TickCounter; } -bool QElapsedTimer::isMonotonic() Q_DECL_NOTHROW +bool QElapsedTimer::isMonotonic() noexcept { return true; } -void QElapsedTimer::start() Q_DECL_NOTHROW +void QElapsedTimer::start() noexcept { t1 = getTickCount(); t2 = 0; } -qint64 QElapsedTimer::restart() Q_DECL_NOTHROW +qint64 QElapsedTimer::restart() noexcept { qint64 oldt1 = t1; t1 = getTickCount(); @@ -127,40 +127,40 @@ qint64 QElapsedTimer::restart() Q_DECL_NOTHROW return ticksToNanoseconds(t1 - oldt1) / 1000000; } -qint64 QElapsedTimer::nsecsElapsed() const Q_DECL_NOTHROW +qint64 QElapsedTimer::nsecsElapsed() const noexcept { qint64 elapsed = getTickCount() - t1; return ticksToNanoseconds(elapsed); } -qint64 QElapsedTimer::elapsed() const Q_DECL_NOTHROW +qint64 QElapsedTimer::elapsed() const noexcept { qint64 elapsed = getTickCount() - t1; return ticksToNanoseconds(elapsed) / 1000000; } -qint64 QElapsedTimer::msecsSinceReference() const Q_DECL_NOTHROW +qint64 QElapsedTimer::msecsSinceReference() const noexcept { return ticksToNanoseconds(t1) / 1000000; } -qint64 QElapsedTimer::msecsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW +qint64 QElapsedTimer::msecsTo(const QElapsedTimer &other) const noexcept { qint64 difference = other.t1 - t1; return ticksToNanoseconds(difference) / 1000000; } -qint64 QElapsedTimer::secsTo(const QElapsedTimer &other) const Q_DECL_NOTHROW +qint64 QElapsedTimer::secsTo(const QElapsedTimer &other) const noexcept { return msecsTo(other) / 1000; } -bool operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) Q_DECL_NOTHROW +bool operator<(const QElapsedTimer &v1, const QElapsedTimer &v2) noexcept { return (v1.t1 - v2.t1) < 0; } -QDeadlineTimer QDeadlineTimer::current(Qt::TimerType timerType) Q_DECL_NOTHROW +QDeadlineTimer QDeadlineTimer::current(Qt::TimerType timerType) noexcept { Q_STATIC_ASSERT(!QDeadlineTimerNanosecondsInT2); QDeadlineTimer result; diff --git a/src/corelib/kernel/qeventdispatcher_cf.mm b/src/corelib/kernel/qeventdispatcher_cf.mm index b7b379e2c1..33c231987f 100644 --- a/src/corelib/kernel/qeventdispatcher_cf.mm +++ b/src/corelib/kernel/qeventdispatcher_cf.mm @@ -190,7 +190,7 @@ Q_ENUM_PRINTER(Result); QDebug operator<<(QDebug s, timespec tv) { - s << tv.tv_sec << "." << qSetFieldWidth(9) << qSetPadChar(QChar(48)) << tv.tv_nsec << reset; + s << tv.tv_sec << "." << qSetFieldWidth(9) << qSetPadChar(QChar(48)) << tv.tv_nsec << Qt::reset; return s; } diff --git a/src/corelib/kernel/qeventdispatcher_glib_p.h b/src/corelib/kernel/qeventdispatcher_glib_p.h index 88ff316ee5..313825d0a7 100644 --- a/src/corelib/kernel/qeventdispatcher_glib_p.h +++ b/src/corelib/kernel/qeventdispatcher_glib_p.h @@ -66,8 +66,8 @@ class Q_CORE_EXPORT QEventDispatcherGlib : public QAbstractEventDispatcher Q_DECLARE_PRIVATE(QEventDispatcherGlib) public: - explicit QEventDispatcherGlib(QObject *parent = 0); - explicit QEventDispatcherGlib(GMainContext *context, QObject *parent = 0); + explicit QEventDispatcherGlib(QObject *parent = nullptr); + explicit QEventDispatcherGlib(GMainContext *context, QObject *parent = nullptr); ~QEventDispatcherGlib(); bool processEvents(QEventLoop::ProcessEventsFlags flags) override; @@ -102,7 +102,7 @@ class Q_CORE_EXPORT QEventDispatcherGlibPrivate : public QAbstractEventDispatche { public: - QEventDispatcherGlibPrivate(GMainContext *context = 0); + QEventDispatcherGlibPrivate(GMainContext *context = nullptr); GMainContext *mainContext; GPostEventSource *postEventSource; GSocketNotifierSource *socketNotifierSource; diff --git a/src/corelib/kernel/qeventdispatcher_unix_p.h b/src/corelib/kernel/qeventdispatcher_unix_p.h index 0fd068b074..f37edfc967 100644 --- a/src/corelib/kernel/qeventdispatcher_unix_p.h +++ b/src/corelib/kernel/qeventdispatcher_unix_p.h @@ -64,10 +64,10 @@ class QEventDispatcherUNIXPrivate; struct Q_CORE_EXPORT QSocketNotifierSetUNIX final { - inline QSocketNotifierSetUNIX() Q_DECL_NOTHROW; + inline QSocketNotifierSetUNIX() noexcept; - inline bool isEmpty() const Q_DECL_NOTHROW; - inline short events() const Q_DECL_NOTHROW; + inline bool isEmpty() const noexcept; + inline short events() const noexcept; QSocketNotifier *notifiers[3]; }; @@ -102,7 +102,7 @@ class Q_CORE_EXPORT QEventDispatcherUNIX : public QAbstractEventDispatcher Q_DECLARE_PRIVATE(QEventDispatcherUNIX) public: - explicit QEventDispatcherUNIX(QObject *parent = 0); + explicit QEventDispatcherUNIX(QObject *parent = nullptr); ~QEventDispatcherUNIX(); bool processEvents(QEventLoop::ProcessEventsFlags flags) override; @@ -123,7 +123,7 @@ public: void flush() override; protected: - QEventDispatcherUNIX(QEventDispatcherUNIXPrivate &dd, QObject *parent = 0); + QEventDispatcherUNIX(QEventDispatcherUNIXPrivate &dd, QObject *parent = nullptr); }; class Q_CORE_EXPORT QEventDispatcherUNIXPrivate : public QAbstractEventDispatcherPrivate @@ -150,19 +150,19 @@ public: QAtomicInt interrupt; // bool }; -inline QSocketNotifierSetUNIX::QSocketNotifierSetUNIX() Q_DECL_NOTHROW +inline QSocketNotifierSetUNIX::QSocketNotifierSetUNIX() noexcept { - notifiers[0] = 0; - notifiers[1] = 0; - notifiers[2] = 0; + notifiers[0] = nullptr; + notifiers[1] = nullptr; + notifiers[2] = nullptr; } -inline bool QSocketNotifierSetUNIX::isEmpty() const Q_DECL_NOTHROW +inline bool QSocketNotifierSetUNIX::isEmpty() const noexcept { return !notifiers[0] && !notifiers[1] && !notifiers[2]; } -inline short QSocketNotifierSetUNIX::events() const Q_DECL_NOTHROW +inline short QSocketNotifierSetUNIX::events() const noexcept { short result = 0; diff --git a/src/corelib/kernel/qeventdispatcher_win.cpp b/src/corelib/kernel/qeventdispatcher_win.cpp index 685d765adb..e0641a0282 100644 --- a/src/corelib/kernel/qeventdispatcher_win.cpp +++ b/src/corelib/kernel/qeventdispatcher_win.cpp @@ -82,8 +82,13 @@ extern uint qGlobalPostedEventsCount(); enum { WM_QT_SOCKETNOTIFIER = WM_USER, WM_QT_SENDPOSTEDEVENTS = WM_USER + 1, - WM_QT_ACTIVATENOTIFIERS = WM_USER + 2, - SendPostedEventsWindowsTimerId = ~1u + WM_QT_ACTIVATENOTIFIERS = WM_USER + 2 +}; + +// WM_QT_SENDPOSTEDEVENTS message parameter +enum { + WMWP_QT_TOFOREIGNLOOP = 0, + WMWP_QT_FROMWAKEUP }; class QEventDispatcherWin32Private; @@ -96,8 +101,8 @@ LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPA QEventDispatcherWin32Private::QEventDispatcherWin32Private() : threadId(GetCurrentThreadId()), interrupt(false), internalHwnd(0), - getMessageHook(0), serialNumber(0), lastSerialNumber(0), sendPostedEventsWindowsTimerId(0), - wakeUps(0), activateNotifiersPosted(false), winEventNotifierActivatedEvent(NULL) + getMessageHook(0), wakeUps(0), activateNotifiersPosted(false), + winEventNotifierActivatedEvent(NULL) { } @@ -136,7 +141,11 @@ LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPA msg.wParam = wp; msg.lParam = lp; QAbstractEventDispatcher* dispatcher = QAbstractEventDispatcher::instance(); +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) + qintptr result; +#else long result; +#endif if (!dispatcher) { if (message == WM_TIMER) KillTimer(hwnd, wp); @@ -230,22 +239,20 @@ LRESULT QT_WIN_CALLBACK qt_internal_proc(HWND hwnd, UINT message, WPARAM wp, LPA return 0; } case WM_TIMER: - if (d->sendPostedEventsWindowsTimerId == 0 - || wp != uint(d->sendPostedEventsWindowsTimerId)) { - Q_ASSERT(d != 0); - d->sendTimerEvent(wp); - return 0; - } - // we also use a Windows timer to send posted events when the message queue is full - Q_FALLTHROUGH(); - case WM_QT_SENDPOSTEDEVENTS: { - const int localSerialNumber = d->serialNumber.load(); - if (localSerialNumber != d->lastSerialNumber) { - d->lastSerialNumber = localSerialNumber; - q->sendPostedEvents(); - } + Q_ASSERT(d != 0); + + d->sendTimerEvent(wp); + return 0; + case WM_QT_SENDPOSTEDEVENTS: + Q_ASSERT(d != 0); + + // Allow posting WM_QT_SENDPOSTEDEVENTS message. + d->wakeUps.store(0); + + // We send posted events manually, if the window procedure was invoked + // by the foreign event loop (e.g. from the native modal dialog). + q->sendPostedEvents(); return 0; - } } // switch (message) return DefWindowProc(hwnd, message, wp, lp); @@ -268,39 +275,6 @@ LRESULT QT_WIN_CALLBACK qt_GetMessageHook(int code, WPARAM wp, LPARAM lp) QEventDispatcherWin32 *q = qobject_cast<QEventDispatcherWin32 *>(QAbstractEventDispatcher::instance()); Q_ASSERT(q != 0); - if (wp == PM_REMOVE) { - if (q) { - MSG *msg = (MSG *) lp; - QEventDispatcherWin32Private *d = q->d_func(); - const int localSerialNumber = d->serialNumber.load(); - static const UINT mask = inputTimerMask(); - if (HIWORD(GetQueueStatus(mask)) == 0) { - // no more input or timer events in the message queue, we can allow posted events to be sent normally now - if (d->sendPostedEventsWindowsTimerId != 0) { - // stop the timer to send posted events, since we now allow the WM_QT_SENDPOSTEDEVENTS message - KillTimer(d->internalHwnd, d->sendPostedEventsWindowsTimerId); - d->sendPostedEventsWindowsTimerId = 0; - } - (void) d->wakeUps.fetchAndStoreRelease(0); - if (localSerialNumber != d->lastSerialNumber - // if this message IS the one that triggers sendPostedEvents(), no need to post it again - && (msg->hwnd != d->internalHwnd - || msg->message != WM_QT_SENDPOSTEDEVENTS)) { - PostMessage(d->internalHwnd, WM_QT_SENDPOSTEDEVENTS, 0, 0); - } - } else if (d->sendPostedEventsWindowsTimerId == 0 - && localSerialNumber != d->lastSerialNumber) { - // start a special timer to continue delivering posted events while - // there are still input and timer messages in the message queue - d->sendPostedEventsWindowsTimerId = SetTimer(d->internalHwnd, - SendPostedEventsWindowsTimerId, - 0, // we specify zero, but Windows uses USER_TIMER_MINIMUM - NULL); - // we don't check the return value of SetTimer()... if creating the timer failed, there's little - // we can do. we just have to accept that posted events will be starved - } - } - } return q->d_func()->getMessageHook ? CallNextHookEx(0, code, wp, lp) : 0; } @@ -338,7 +312,7 @@ QWindowsMessageWindowClassContext::QWindowsMessageWindowClassContext() wc.lpszClassName = className; atom = RegisterClass(&wc); if (!atom) { - qErrnoWarning("%s RegisterClass() failed", qPrintable(qClassName)); + qErrnoWarning("%ls RegisterClass() failed", qUtf16Printable(qClassName)); delete [] className; className = 0; } @@ -500,8 +474,8 @@ void QEventDispatcherWin32::installMessageHook() d->getMessageHook = SetWindowsHookEx(WH_GETMESSAGE, (HOOKPROC) qt_GetMessageHook, NULL, GetCurrentThreadId()); if (Q_UNLIKELY(!d->getMessageHook)) { int errorCode = GetLastError(); - qFatal("Qt: INTERNAL ERROR: failed to install GetMessage hook: %d, %s", - errorCode, qPrintable(qt_error_string(errorCode))); + qFatal("Qt: INTERNAL ERROR: failed to install GetMessage hook: %d, %ls", + errorCode, qUtf16Printable(qt_error_string(errorCode))); } } @@ -555,9 +529,12 @@ bool QEventDispatcherWin32::processEvents(QEventLoop::ProcessEventsFlags flags) d->interrupt.store(false); emit awake(); + // To prevent livelocks, send posted events once per iteration. + // QCoreApplication::sendPostedEvents() takes care about recursions. + sendPostedEvents(); + bool canWait; bool retVal = false; - bool seenWM_QT_SENDPOSTEDEVENTS = false; bool needWM_QT_SENDPOSTEDEVENTS = false; do { DWORD waitRet = 0; @@ -606,19 +583,20 @@ bool QEventDispatcherWin32::processEvents(QEventLoop::ProcessEventsFlags flags) } } if (haveMessage) { - // WinCE doesn't support hooks at all, so we have to call this by hand :( + // The Direct2d integration unsets getMessageHook. See QTBUG-42428 if (!d->getMessageHook) (void) qt_GetMessageHook(0, PM_REMOVE, reinterpret_cast<LPARAM>(&msg)); if (d->internalHwnd == msg.hwnd && msg.message == WM_QT_SENDPOSTEDEVENTS) { - if (seenWM_QT_SENDPOSTEDEVENTS) { - // when calling processEvents() "manually", we only want to send posted - // events once - needWM_QT_SENDPOSTEDEVENTS = true; - continue; + // Set result to 'true', if the message was sent by wakeUp(). + if (msg.wParam == WMWP_QT_FROMWAKEUP) { + d->wakeUps.store(0); + retVal = true; } - seenWM_QT_SENDPOSTEDEVENTS = true; - } else if (msg.message == WM_TIMER) { + needWM_QT_SENDPOSTEDEVENTS = true; + continue; + } + if (msg.message == WM_TIMER) { // avoid live-lock by keeping track of the timers we've already sent bool found = false; for (int i = 0; !found && i < processedTimers.count(); ++i) { @@ -635,10 +613,22 @@ bool QEventDispatcherWin32::processEvents(QEventLoop::ProcessEventsFlags flags) } if (!filterNativeEvent(QByteArrayLiteral("windows_generic_MSG"), &msg, 0)) { + // Post WM_QT_SENDPOSTEDEVENTS before calling external code, + // as it can start a foreign event loop. + if (needWM_QT_SENDPOSTEDEVENTS) { + needWM_QT_SENDPOSTEDEVENTS = false; + PostMessage(d->internalHwnd, WM_QT_SENDPOSTEDEVENTS, + WMWP_QT_TOFOREIGNLOOP, 0); + } TranslateMessage(&msg); DispatchMessage(&msg); } } else if (waitRet - WAIT_OBJECT_0 < nCount) { + if (needWM_QT_SENDPOSTEDEVENTS) { + needWM_QT_SENDPOSTEDEVENTS = false; + PostMessage(d->internalHwnd, WM_QT_SENDPOSTEDEVENTS, + WMWP_QT_TOFOREIGNLOOP, 0); + } activateEventNotifiers(); } else { // nothing todo so break @@ -656,19 +646,20 @@ bool QEventDispatcherWin32::processEvents(QEventLoop::ProcessEventsFlags flags) waitRet = MsgWaitForMultipleObjectsEx(nCount, pHandles, INFINITE, QS_ALLINPUT, MWMO_ALERTABLE | MWMO_INPUTAVAILABLE); emit awake(); if (waitRet - WAIT_OBJECT_0 < nCount) { + if (needWM_QT_SENDPOSTEDEVENTS) { + needWM_QT_SENDPOSTEDEVENTS = false; + PostMessage(d->internalHwnd, WM_QT_SENDPOSTEDEVENTS, + WMWP_QT_TOFOREIGNLOOP, 0); + } activateEventNotifiers(); retVal = true; } } } while (canWait); - if (!seenWM_QT_SENDPOSTEDEVENTS && (flags & QEventLoop::EventLoopExec) == 0) { - // when called "manually", always send posted events - sendPostedEvents(); - } - if (needWM_QT_SENDPOSTEDEVENTS) - PostMessage(d->internalHwnd, WM_QT_SENDPOSTEDEVENTS, 0, 0); + PostMessage(d->internalHwnd, WM_QT_SENDPOSTEDEVENTS, + WMWP_QT_TOFOREIGNLOOP, 0); return retVal; } @@ -1012,10 +1003,11 @@ int QEventDispatcherWin32::remainingTime(int timerId) void QEventDispatcherWin32::wakeUp() { Q_D(QEventDispatcherWin32); - d->serialNumber.ref(); if (d->internalHwnd && d->wakeUps.testAndSetAcquire(0, 1)) { // post a WM_QT_SENDPOSTEDEVENTS to this thread if there isn't one already pending - PostMessage(d->internalHwnd, WM_QT_SENDPOSTEDEVENTS, 0, 0); + if (!PostMessage(d->internalHwnd, WM_QT_SENDPOSTEDEVENTS, + WMWP_QT_FROMWAKEUP, 0)) + qErrnoWarning("QEventDispatcherWin32::wakeUp: Failed to post a message"); } } diff --git a/src/corelib/kernel/qeventdispatcher_win_p.h b/src/corelib/kernel/qeventdispatcher_win_p.h index dbad2a5450..f672530ff8 100644 --- a/src/corelib/kernel/qeventdispatcher_win_p.h +++ b/src/corelib/kernel/qeventdispatcher_win_p.h @@ -172,8 +172,6 @@ public: HHOOK getMessageHook; // for controlling when to send posted events - QAtomicInt serialNumber; - int lastSerialNumber, sendPostedEventsWindowsTimerId; QAtomicInt wakeUps; // timers diff --git a/src/corelib/kernel/qfunctions_fake_env_p.h b/src/corelib/kernel/qfunctions_fake_env_p.h index 7010d2cf5d..68d17ed4a1 100644 --- a/src/corelib/kernel/qfunctions_fake_env_p.h +++ b/src/corelib/kernel/qfunctions_fake_env_p.h @@ -72,8 +72,8 @@ Q_DECLARE_TYPEINFO(Variable, Q_MOVABLE_TYPE); struct NameEquals { typedef bool result_type; const char *name; - explicit NameEquals(const char *name) Q_DECL_NOTHROW : name(name) {} - result_type operator()(const Variable &other) const Q_DECL_NOTHROW + explicit NameEquals(const char *name) noexcept : name(name) {} + result_type operator()(const Variable &other) const noexcept { return qstrcmp(other.name, name) == 0; } }; diff --git a/src/corelib/kernel/qmetaobject.cpp b/src/corelib/kernel/qmetaobject.cpp index 8b2febbbb7..56217262f2 100644 --- a/src/corelib/kernel/qmetaobject.cpp +++ b/src/corelib/kernel/qmetaobject.cpp @@ -341,7 +341,7 @@ const char *QMetaObject::className() const \since 5.7 */ -bool QMetaObject::inherits(const QMetaObject *metaObject) const Q_DECL_NOEXCEPT +bool QMetaObject::inherits(const QMetaObject *metaObject) const noexcept { const QMetaObject *m = this; do { @@ -3023,6 +3023,18 @@ int QMetaProperty::propertyIndex() const } /*! + \since 5.14 + + Returns this property's index relative within the enclosing meta object. +*/ +int QMetaProperty::relativePropertyIndex() const +{ + if (!mobj) + return -1; + return idx; +} + +/*! Returns \c true if the property's type is an enumeration value that is used as a flag; otherwise returns \c false. diff --git a/src/corelib/kernel/qmetaobject.h b/src/corelib/kernel/qmetaobject.h index 1efb49017f..fcd92afd89 100644 --- a/src/corelib/kernel/qmetaobject.h +++ b/src/corelib/kernel/qmetaobject.h @@ -183,7 +183,7 @@ private: // signature() has been renamed to methodSignature() in Qt 5. // Warning, that function returns a QByteArray; check the life time if // you convert to char*. - char *signature(struct renamedInQt5_warning_checkTheLifeTime * = nullptr) Q_DECL_EQ_DELETE; + char *signature(struct renamedInQt5_warning_checkTheLifeTime * = nullptr) = delete; #endif static QMetaMethod fromSignalImpl(const QMetaObject *, void **); @@ -254,6 +254,7 @@ public: QVariant::Type type() const; int userType() const; int propertyIndex() const; + int relativePropertyIndex() const; bool isReadable() const; bool isWritable() const; diff --git a/src/corelib/kernel/qmetaobject_moc_p.h b/src/corelib/kernel/qmetaobject_moc_p.h index ad258acfcd..8c7900767b 100644 --- a/src/corelib/kernel/qmetaobject_moc_p.h +++ b/src/corelib/kernel/qmetaobject_moc_p.h @@ -138,7 +138,7 @@ static QByteArray normalizeTypeInternal(const char *t, const char *e, bool fixSc { "struct ", 7 }, { "class ", 6 }, { "enum ", 5 }, - { 0, 0 } + { nullptr, 0 } }; int i = 0; do { @@ -146,7 +146,7 @@ static QByteArray normalizeTypeInternal(const char *t, const char *e, bool fixSc t += optional[i].len; break; } - } while (optional[++i].keyword != 0); + } while (optional[++i].keyword != nullptr); } bool star = false; diff --git a/src/corelib/kernel/qmetaobject_p.h b/src/corelib/kernel/qmetaobject_p.h index 522bd78e42..0cd9da2eac 100644 --- a/src/corelib/kernel/qmetaobject_p.h +++ b/src/corelib/kernel/qmetaobject_p.h @@ -54,6 +54,7 @@ #include <QtCore/qglobal.h> #include <QtCore/qobjectdefs.h> +#include <QtCore/qmutex.h> #ifndef QT_NO_QOBJECT #include <private/qobject_p.h> // For QObjectPrivate::Connection #endif @@ -168,7 +169,6 @@ Q_DECLARE_TYPEINFO(QArgumentType, Q_MOVABLE_TYPE); typedef QVarLengthArray<QArgumentType, 10> QArgumentTypeArray; class QMetaMethodPrivate; -class QMutex; struct QMetaObjectPrivate { @@ -226,15 +226,15 @@ struct QMetaObjectPrivate static QObjectPrivate::Connection *connect(const QObject *sender, int signal_index, const QMetaObject *smeta, const QObject *receiver, int method_index_relative, - const QMetaObject *rmeta = 0, - int type = 0, int *types = 0); + const QMetaObject *rmeta = nullptr, + int type = 0, int *types = nullptr); static bool disconnect(const QObject *sender, int signal_index, const QMetaObject *smeta, const QObject *receiver, int method_index, void **slot, DisconnectType = DisconnectAll); - static inline bool disconnectHelper(QObjectPrivate::Connection *c, + static inline bool disconnectHelper(QObjectPrivate::ConnectionData *connections, int signalIndex, const QObject *receiver, int method_index, void **slot, - QMutex *senderMutex, DisconnectType = DisconnectAll); + QBasicMutex *senderMutex, DisconnectType = DisconnectAll); #endif }; diff --git a/src/corelib/kernel/qmetaobjectbuilder_p.h b/src/corelib/kernel/qmetaobjectbuilder_p.h index 6100835bad..6d43be7811 100644 --- a/src/corelib/kernel/qmetaobjectbuilder_p.h +++ b/src/corelib/kernel/qmetaobjectbuilder_p.h @@ -173,7 +173,7 @@ public: void setStaticMetacallFunction(QMetaObjectBuilder::StaticMetacallFunction value); QMetaObject *toMetaObject() const; - QByteArray toRelocatableData(bool * = 0) const; + QByteArray toRelocatableData(bool * = nullptr) const; static void fromRelocatableData(QMetaObject *, const QMetaObject *, const QByteArray &); #ifndef QT_NO_DATASTREAM @@ -196,7 +196,7 @@ private: class Q_CORE_EXPORT QMetaMethodBuilder { public: - QMetaMethodBuilder() : _mobj(0), _index(0) {} + QMetaMethodBuilder() : _mobj(nullptr), _index(0) {} int index() const; @@ -238,7 +238,7 @@ private: class Q_CORE_EXPORT QMetaPropertyBuilder { public: - QMetaPropertyBuilder() : _mobj(0), _index(0) {} + QMetaPropertyBuilder() : _mobj(nullptr), _index(0) {} int index() const { return _index; } @@ -294,7 +294,7 @@ private: class Q_CORE_EXPORT QMetaEnumBuilder { public: - QMetaEnumBuilder() : _mobj(0), _index(0) {} + QMetaEnumBuilder() : _mobj(nullptr), _index(0) {} int index() const { return _index; } diff --git a/src/corelib/kernel/qmetatype.cpp b/src/corelib/kernel/qmetatype.cpp index 45d0b5df6c..754f5a13e4 100644 --- a/src/corelib/kernel/qmetatype.cpp +++ b/src/corelib/kernel/qmetatype.cpp @@ -51,6 +51,7 @@ #include "quuid.h" #include "qvariant.h" #include "qdatastream.h" +#include "qregexp.h" #include "qmetatypeswitcher_p.h" #if QT_CONFIG(regularexpression) @@ -516,12 +517,12 @@ static const struct { const char * typeName; int typeNameLength; int type; } typ QT_FOR_EACH_STATIC_TYPE(QT_ADD_STATIC_METATYPE) QT_FOR_EACH_STATIC_ALIAS_TYPE(QT_ADD_STATIC_METATYPE_ALIASES_ITER) QT_FOR_EACH_STATIC_HACKS_TYPE(QT_ADD_STATIC_METATYPE_HACKS_ITER) - {0, 0, QMetaType::UnknownType} + {nullptr, 0, QMetaType::UnknownType} }; -Q_CORE_EXPORT const QMetaTypeInterface *qMetaTypeGuiHelper = 0; -Q_CORE_EXPORT const QMetaTypeInterface *qMetaTypeWidgetsHelper = 0; -Q_CORE_EXPORT const QMetaObject *qMetaObjectWidgetsHelper = 0; +Q_CORE_EXPORT const QMetaTypeInterface *qMetaTypeGuiHelper = nullptr; +Q_CORE_EXPORT const QMetaTypeInterface *qMetaTypeWidgetsHelper = nullptr; +Q_CORE_EXPORT const QMetaObject *qMetaObjectWidgetsHelper = nullptr; class QCustomTypeInfo : public QMetaTypeInterface { @@ -556,7 +557,7 @@ public: { const QWriteLocker locker(&lock); const T* &fun = map[k]; - if (fun != 0) + if (fun) return false; fun = f; return true; @@ -565,7 +566,7 @@ public: const T *function(Key k) const { const QReadLocker locker(&lock); - return map.value(k, 0); + return map.value(k, nullptr); } void remove(int from, int to) @@ -586,13 +587,7 @@ QMetaTypeComparatorRegistry; typedef QMetaTypeFunctionRegistry<QtPrivate::AbstractDebugStreamFunction,int> QMetaTypeDebugStreamRegistry; -namespace -{ -union CheckThatItIsPod -{ // This should break if QMetaTypeInterface is not a POD type - QMetaTypeInterface iface; -}; -} +Q_STATIC_ASSERT(std::is_pod<QMetaTypeInterface>::value); Q_DECLARE_TYPEINFO(QCustomTypeInfo, Q_MOVABLE_TYPE); Q_GLOBAL_STATIC(QVector<QCustomTypeInfo>, customTypes) @@ -915,7 +910,7 @@ template <int... TypeIds> struct MetaTypeOffsets<QtPrivate::IndexesList<TypeIds. short offsets[sizeof...(TypeIds)]; constexpr MetaTypeOffsets() : offsets{calculateOffsetForTypeId(TypeIds)...} {} - const char *operator[](int typeId) const Q_DECL_NOTHROW + const char *operator[](int typeId) const noexcept { short o = offsets[typeId]; return o < 0 ? nullptr : metaTypeStrings + o; @@ -972,7 +967,7 @@ static inline int qMetaTypeStaticType(const char *typeName, int length) The extra \a firstInvalidIndex parameter is an easy way to avoid iterating over customTypes() a second time in registerNormalizedType(). */ -static int qMetaTypeCustomType_unlocked(const char *typeName, int length, int *firstInvalidIndex = 0) +static int qMetaTypeCustomType_unlocked(const char *typeName, int length, int *firstInvalidIndex = nullptr) { const QVector<QCustomTypeInfo> * const ct = customTypes(); if (!ct) @@ -1005,7 +1000,7 @@ int QMetaType::registerType(const char *typeName, Deleter deleter, { return registerType(typeName, deleter, creator, QtMetaTypePrivate::QMetaTypeFunctionHelper<void>::Destruct, - QtMetaTypePrivate::QMetaTypeFunctionHelper<void>::Construct, 0, TypeFlags(), 0); + QtMetaTypePrivate::QMetaTypeFunctionHelper<void>::Construct, 0, TypeFlags(), nullptr); } /*! @@ -1612,7 +1607,7 @@ void *QMetaType::create(int type, const void *copy) QMetaType info(type); if (int size = info.sizeOf()) return info.construct(operator new(size), copy); - return 0; + return nullptr; } /*! @@ -1638,14 +1633,18 @@ class TypeConstructor { static void *Construct(const int type, void *where, const void *copy) { if (QModulesPrivate::QTypeModuleInfo<T>::IsGui) - return Q_LIKELY(qMetaTypeGuiHelper) ? qMetaTypeGuiHelper[type - QMetaType::FirstGuiType].constructor(where, copy) : 0; + return Q_LIKELY(qMetaTypeGuiHelper) + ? qMetaTypeGuiHelper[type - QMetaType::FirstGuiType].constructor(where, copy) + : nullptr; if (QModulesPrivate::QTypeModuleInfo<T>::IsWidget) - return Q_LIKELY(qMetaTypeWidgetsHelper) ? qMetaTypeWidgetsHelper[type - QMetaType::FirstWidgetsType].constructor(where, copy) : 0; + return Q_LIKELY(qMetaTypeWidgetsHelper) + ? qMetaTypeWidgetsHelper[type - QMetaType::FirstWidgetsType].constructor(where, copy) + : nullptr; // This point can be reached only for known types that definition is not available, for example // in bootstrap mode. We have no other choice then ignore it. - return 0; + return nullptr; } }; public: @@ -1669,7 +1668,7 @@ private: { QReadLocker locker(customTypesLock()); if (Q_UNLIKELY(type < QMetaType::User || !ct || ct->count() <= type - QMetaType::User)) - return 0; + return nullptr; const auto &typeInfo = ct->at(type - QMetaType::User); ctor = typeInfo.constructor; tctor = typeInfo.typedConstructor; @@ -1714,7 +1713,7 @@ private: void *QMetaType::construct(int type, void *where, const void *copy) { if (!where) - return 0; + return nullptr; TypeConstructor constructor(type, where); return QMetaTypeSwitcher::switcher<void*>(constructor, type, copy); } @@ -1860,7 +1859,7 @@ private: int QMetaType::sizeOf(int type) { SizeOf sizeOf(type); - return QMetaTypeSwitcher::switcher<int>(sizeOf, type, 0); + return QMetaTypeSwitcher::switcher<int>(sizeOf, type); } namespace { @@ -1924,7 +1923,7 @@ private: QMetaType::TypeFlags QMetaType::typeFlags(int type) { Flags flags(type); - return static_cast<QMetaType::TypeFlags>(QMetaTypeSwitcher::switcher<quint32>(flags, type, 0)); + return static_cast<QMetaType::TypeFlags>(QMetaTypeSwitcher::switcher<quint32>(flags, type)); } #ifndef QT_BOOTSTRAPPED @@ -1947,17 +1946,21 @@ public: { static const QMetaObject *MetaObject(int type) { if (QModulesPrivate::QTypeModuleInfo<T>::IsGui) - return Q_LIKELY(qMetaTypeGuiHelper) ? qMetaTypeGuiHelper[type - QMetaType::FirstGuiType].metaObject : 0; + return Q_LIKELY(qMetaTypeGuiHelper) + ? qMetaTypeGuiHelper[type - QMetaType::FirstGuiType].metaObject + : nullptr; if (QModulesPrivate::QTypeModuleInfo<T>::IsWidget) - return Q_LIKELY(qMetaTypeWidgetsHelper) ? qMetaTypeWidgetsHelper[type - QMetaType::FirstWidgetsType].metaObject : 0; + return Q_LIKELY(qMetaTypeWidgetsHelper) + ? qMetaTypeWidgetsHelper[type - QMetaType::FirstWidgetsType].metaObject + : nullptr; return 0; } }; template <typename T> const QMetaObject *delegate(const T *) { return MetaObjectImpl<T>::MetaObject(m_type); } - const QMetaObject *delegate(const void*) { return 0; } - const QMetaObject *delegate(const QMetaTypeSwitcher::UnknownType*) { return 0; } + const QMetaObject *delegate(const void*) { return nullptr; } + const QMetaObject *delegate(const QMetaTypeSwitcher::UnknownType*) { return nullptr; } const QMetaObject *delegate(const QMetaTypeSwitcher::NotBuiltinType*) { return customMetaObject(m_type); } private: const int m_type; @@ -1965,10 +1968,10 @@ private: { const QVector<QCustomTypeInfo> * const ct = customTypes(); if (Q_UNLIKELY(!ct || type < QMetaType::User)) - return 0; + return nullptr; QReadLocker locker(customTypesLock()); if (Q_UNLIKELY(ct->count() <= type - QMetaType::User)) - return 0; + return nullptr; return ct->at(type - QMetaType::User).metaObject; } }; @@ -1986,10 +1989,10 @@ const QMetaObject *QMetaType::metaObjectForType(int type) { #ifndef QT_BOOTSTRAPPED MetaObject mo(type); - return QMetaTypeSwitcher::switcher<const QMetaObject*>(mo, type, 0); + return QMetaTypeSwitcher::switcher<const QMetaObject*>(mo, type); #else Q_UNUSED(type); - return 0; + return nullptr; #endif } @@ -2186,7 +2189,7 @@ private: QMetaType QMetaType::typeInfo(const int type) { TypeInfo typeInfo(type); - QMetaTypeSwitcher::switcher<void>(typeInfo, type, 0); + QMetaTypeSwitcher::switcher<void>(typeInfo, type); return (typeInfo.info.constructor || typeInfo.info.typedConstructor) ? QMetaType(static_cast<ExtensionFlag>(QMetaType::CreateEx | QMetaType::DestroyEx | (typeInfo.info.typedConstructor ? QMetaType::ConstructEx | QMetaType::DestructEx : 0)) @@ -2306,7 +2309,7 @@ void QMetaType::dtor() void *QMetaType::createExtended(const void *copy) const { if (m_typeId == QMetaType::UnknownType) - return 0; + return nullptr; if (Q_UNLIKELY(m_typedConstructor && !m_constructor)) return m_typedConstructor(m_typeId, operator new(m_size), copy); return m_constructor(operator new(m_size), copy); @@ -2386,7 +2389,7 @@ uint QMetaType::sizeExtended() const */ QMetaType::TypeFlags QMetaType::flagsExtended() const { - return 0; + return { }; } /*! @@ -2399,7 +2402,7 @@ QMetaType::TypeFlags QMetaType::flagsExtended() const */ const QMetaObject *QMetaType::metaObjectExtended() const { - return 0; + return nullptr; } @@ -2408,7 +2411,7 @@ namespace QtPrivate const QMetaObject *metaObjectForQWidget() { if (!qMetaTypeWidgetsHelper) - return 0; + return nullptr; return qMetaObjectWidgetsHelper; } } diff --git a/src/corelib/kernel/qmetatype.h b/src/corelib/kernel/qmetatype.h index a47fbfe28d..fef25a32c4 100644 --- a/src/corelib/kernel/qmetatype.h +++ b/src/corelib/kernel/qmetatype.h @@ -849,7 +849,7 @@ struct VariantData const uint flags; private: // copy constructor allowed to be implicit to silence level 4 warning from MSVC - VariantData &operator=(const VariantData &) Q_DECL_EQ_DELETE; + VariantData &operator=(const VariantData &) = delete; }; template<typename const_iterator> @@ -1715,12 +1715,17 @@ namespace QtPrivate { } }; + // hack to delay name lookup to instantiation time by making + // EnableInternalData a dependent name: + template <typename T> + struct EnableInternalDataWrap; + template<typename T> struct QSmartPointerConvertFunctor<QWeakPointer<T> > { QObject* operator()(const QWeakPointer<T> &p) const { - return p.data(); + return QtPrivate::EnableInternalDataWrap<T>::internalData(p); } }; } diff --git a/src/corelib/kernel/qmetatype_p.h b/src/corelib/kernel/qmetatype_p.h index 94e9228778..97d6001937 100644 --- a/src/corelib/kernel/qmetatype_p.h +++ b/src/corelib/kernel/qmetatype_p.h @@ -87,7 +87,7 @@ template<> \ class QTypeModuleInfo<TYPE > \ { \ public: \ - enum Module { \ + enum Module : bool { \ IsCore = (((MODULE) == (QModulesPrivate::Core))), \ IsWidget = (((MODULE) == (QModulesPrivate::Widgets))), \ IsGui = (((MODULE) == (QModulesPrivate::Gui))), \ @@ -140,12 +140,12 @@ public: /*saveOp*/(QtMetaTypePrivate::QMetaTypeFunctionHelper<Type, QtMetaTypePrivate::TypeDefinition<Type>::IsAvailable>::Save), \ /*loadOp*/(QtMetaTypePrivate::QMetaTypeFunctionHelper<Type, QtMetaTypePrivate::TypeDefinition<Type>::IsAvailable>::Load), # define QT_METATYPE_INTERFACE_INIT_EMPTY_DATASTREAM_IMPL(Type) \ - /*saveOp*/ 0, \ - /*loadOp*/ 0, + /*saveOp*/ nullptr, \ + /*loadOp*/ nullptr, #else # define QT_METATYPE_INTERFACE_INIT_EMPTY_DATASTREAM_IMPL(Type) \ - /*saveOp*/ 0, \ - /*loadOp*/ 0, + /*saveOp*/ nullptr, \ + /*loadOp*/ nullptr, # define QT_METATYPE_INTERFACE_INIT_DATASTREAM_IMPL(Type) \ QT_METATYPE_INTERFACE_INIT_EMPTY_DATASTREAM_IMPL(Type) #endif @@ -153,7 +153,7 @@ public: #ifndef QT_BOOTSTRAPPED #define METAOBJECT_DELEGATE(Type) (QtPrivate::MetaObjectForType<Type>::value()) #else -#define METAOBJECT_DELEGATE(Type) 0 +#define METAOBJECT_DELEGATE(Type) nullptr #endif #define QT_METATYPE_INTERFACE_INIT_IMPL(Type, DATASTREAM_DELEGATE) \ @@ -184,11 +184,11 @@ public: #define QT_METATYPE_INTERFACE_INIT_EMPTY() \ { \ QT_METATYPE_INTERFACE_INIT_EMPTY_DATASTREAM_IMPL(void) \ - /*constructor*/ 0, \ - /*destructor*/ 0, \ + /*constructor*/ nullptr, \ + /*destructor*/ nullptr, \ /*size*/ 0, \ /*flags*/ 0, \ - /*metaObject*/ 0 , \ + /*metaObject*/ nullptr , \ /*typedConstructor*/ nullptr, \ /*typedDestructor*/ nullptr \ } diff --git a/src/corelib/kernel/qmetatypeswitcher_p.h b/src/corelib/kernel/qmetatypeswitcher_p.h index 154fb8ab7f..dabc70f4b0 100644 --- a/src/corelib/kernel/qmetatypeswitcher_p.h +++ b/src/corelib/kernel/qmetatypeswitcher_p.h @@ -60,7 +60,7 @@ public: class NotBuiltinType; // type is not a built-in type, but it may be a custom type or an unknown type class UnknownType; // type not known to QMetaType system template<class ReturnType, class DelegateObject> - static ReturnType switcher(DelegateObject &logic, int type, const void *data); + static ReturnType switcher(DelegateObject &logic, int type, const void *data = nullptr); }; diff --git a/src/corelib/kernel/qobject.cpp b/src/corelib/kernel/qobject.cpp index 94b7ccd761..965857d408 100644 --- a/src/corelib/kernel/qobject.cpp +++ b/src/corelib/kernel/qobject.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2016 Intel Corporation. ** Copyright (C) 2013 Olivier Goffart <ogoffart@woboq.com> ** Contact: https://www.qt.io/licensing/ @@ -77,6 +77,12 @@ QT_BEGIN_NAMESPACE static int DIRECT_CONNECTION_ONLY = 0; +Q_CORE_EXPORT QBasicAtomicPointer<QSignalSpyCallbackSet> qt_signal_spy_callback_set = Q_BASIC_ATOMIC_INITIALIZER(nullptr); + +void qt_register_signal_spy_callbacks(QSignalSpyCallbackSet *callback_set) +{ + qt_signal_spy_callback_set.store(callback_set); +} QDynamicMetaObjectData::~QDynamicMetaObjectData() { @@ -146,10 +152,9 @@ static QBasicMutex _q_ObjectMutexPool[131]; * \internal * mutex to be locked when accessing the connectionlists or the senders list */ -static inline QMutex *signalSlotLock(const QObject *o) +static inline QBasicMutex *signalSlotLock(const QObject *o) { - return static_cast<QMutex *>(&_q_ObjectMutexPool[ - uint(quintptr(o)) % sizeof(_q_ObjectMutexPool)/sizeof(QBasicMutex)]); + return &_q_ObjectMutexPool[uint(quintptr(o)) % sizeof(_q_ObjectMutexPool)/sizeof(QBasicMutex)]; } #if QT_VERSION < 0x60000 @@ -160,39 +165,6 @@ extern "C" Q_CORE_EXPORT void qt_removeObject(QObject *) {} #endif -struct QConnectionSenderSwitcher { - QObject *receiver; - QObjectPrivate::Sender *previousSender; - QObjectPrivate::Sender currentSender; - bool switched; - - inline QConnectionSenderSwitcher() : switched(false) {} - - inline QConnectionSenderSwitcher(QObject *receiver, QObject *sender, int signal_absolute_id) - { - switchSender(receiver, sender, signal_absolute_id); - } - - inline void switchSender(QObject *receiver, QObject *sender, int signal_absolute_id) - { - this->receiver = receiver; - currentSender.sender = sender; - currentSender.signal = signal_absolute_id; - currentSender.ref = 1; - previousSender = QObjectPrivate::setCurrentSender(receiver, ¤tSender); - switched = true; - } - - inline ~QConnectionSenderSwitcher() - { - if (switched) - QObjectPrivate::resetCurrentSender(receiver, ¤tSender, previousSender); - } -private: - Q_DISABLE_COPY(QConnectionSenderSwitcher) -}; - - void (*QAbstractDeclarativeData::destroyed)(QAbstractDeclarativeData *, QObject *) = 0; void (*QAbstractDeclarativeData::destroyed_qml1)(QAbstractDeclarativeData *, QObject *) = 0; void (*QAbstractDeclarativeData::parentChanged)(QAbstractDeclarativeData *, QObject *, QObject *) = 0; @@ -201,6 +173,12 @@ int (*QAbstractDeclarativeData::receivers)(QAbstractDeclarativeData *, const QO bool (*QAbstractDeclarativeData::isSignalConnected)(QAbstractDeclarativeData *, const QObject *, int) = 0; void (*QAbstractDeclarativeData::setWidgetParent)(QObject *, QObject *) = 0; +/*! + \fn QObjectData::QObjectData() + \internal + */ + + QObjectData::~QObjectData() {} QMetaObject *QObjectData::dynamicMetaObject() const @@ -209,7 +187,7 @@ QMetaObject *QObjectData::dynamicMetaObject() const } QObjectPrivate::QObjectPrivate(int version) - : threadData(0), connectionLists(0), senders(0), currentSender(0), currentChildBeingDeleted(0) + : threadData(0), currentChildBeingDeleted(0) { #ifdef QT_BUILD_INTERNAL // Don't check the version parameter in internal builds. @@ -232,7 +210,6 @@ QObjectPrivate::QObjectPrivate(int version) receiveChildEvents = true; postedEvents = 0; extraData = 0; - connectedSignals[0] = connectedSignals[1] = 0; metaObject = 0; isWindow = false; deleteLaterCalled = false; @@ -285,59 +262,22 @@ static void computeOffsets(const QMetaObject *metaobject, int *signalOffset, int } } -/* - This vector contains the all connections from an object. - - Each object may have one vector containing the lists of - connections for a given signal. The index in the vector correspond - to the signal index. The signal index is the one returned by - QObjectPrivate::signalIndex (not QMetaObject::indexOfSignal). - Negative index means connections to all signals. - - This vector is protected by the object mutex (signalSlotMutexes()) - - Each Connection is also part of a 'senders' linked list. The mutex - of the receiver must be locked when touching the pointers of this - linked list. -*/ -class QObjectConnectionListVector : public QVector<QObjectPrivate::ConnectionList> -{ -public: - bool orphaned; //the QObject owner of this vector has been destroyed while the vector was inUse - bool dirty; //some Connection have been disconnected (their receiver is 0) but not removed from the list yet - int inUse; //number of functions that are currently accessing this object or its connections - QObjectPrivate::ConnectionList allsignals; - - QObjectConnectionListVector() - : QVector<QObjectPrivate::ConnectionList>(), orphaned(false), dirty(false), inUse(0) - { } - - QObjectPrivate::ConnectionList &operator[](int at) - { - if (at < 0) - return allsignals; - return QVector<QObjectPrivate::ConnectionList>::operator[](at); - } -}; - // Used by QAccessibleWidget bool QObjectPrivate::isSender(const QObject *receiver, const char *signal) const { Q_Q(const QObject); int signal_index = signalIndex(signal); - if (signal_index < 0) + ConnectionData *cd = connections.load(); + if (signal_index < 0 || !cd) return false; - QMutexLocker locker(signalSlotLock(q)); - if (connectionLists) { - if (signal_index < connectionLists->count()) { - const QObjectPrivate::Connection *c = - connectionLists->at(signal_index).first; - - while (c) { - if (c->receiver == receiver) - return true; - c = c->nextConnectionList; - } + QBasicMutexLocker locker(signalSlotLock(q)); + if (signal_index < cd->signalVectorCount()) { + const QObjectPrivate::Connection *c = cd->signalVector.load()->at(signal_index).first.load(); + + while (c) { + if (c->receiver.load() == receiver) + return true; + c = c->nextConnectionList.load(); } } return false; @@ -346,21 +286,19 @@ bool QObjectPrivate::isSender(const QObject *receiver, const char *signal) const // Used by QAccessibleWidget QObjectList QObjectPrivate::receiverList(const char *signal) const { - Q_Q(const QObject); QObjectList returnValue; int signal_index = signalIndex(signal); - if (signal_index < 0) + ConnectionData *cd = connections.load(); + if (signal_index < 0 || !cd) return returnValue; - QMutexLocker locker(signalSlotLock(q)); - if (connectionLists) { - if (signal_index < connectionLists->count()) { - const QObjectPrivate::Connection *c = connectionLists->at(signal_index).first; - - while (c) { - if (c->receiver) - returnValue << c->receiver; - c = c->nextConnectionList; - } + if (signal_index < cd->signalVectorCount()) { + const QObjectPrivate::Connection *c = cd->signalVector.load()->at(signal_index).first.load(); + + while (c) { + QObject *r = c->receiver.load(); + if (r) + returnValue << r; + c = c->nextConnectionList.load(); } } return returnValue; @@ -370,9 +308,12 @@ QObjectList QObjectPrivate::receiverList(const char *signal) const QObjectList QObjectPrivate::senderList() const { QObjectList returnValue; - QMutexLocker locker(signalSlotLock(q_func())); - for (Connection *c = senders; c; c = c->next) - returnValue << c->sender; + ConnectionData *cd = connections.load(); + if (cd) { + QBasicMutexLocker locker(signalSlotLock(q_func())); + for (Connection *c = cd->senders; c; c = c->next) + returnValue << c->sender; + } return returnValue; } @@ -389,79 +330,187 @@ QObjectList QObjectPrivate::senderList() const void QObjectPrivate::addConnection(int signal, Connection *c) { Q_ASSERT(c->sender == q_ptr); - if (!connectionLists) - connectionLists = new QObjectConnectionListVector(); - if (signal >= connectionLists->count()) - connectionLists->resize(signal + 1); - - ConnectionList &connectionList = (*connectionLists)[signal]; - if (connectionList.last) { - connectionList.last->nextConnectionList = c; + ensureConnectionData(); + ConnectionData *cd = connections.load(); + cd->resizeSignalVector(signal + 1); + + ConnectionList &connectionList = cd->connectionsForSignal(signal); + if (connectionList.last.load()) { + Q_ASSERT(connectionList.last.load()->receiver.load()); + connectionList.last.load()->nextConnectionList.store(c); } else { - connectionList.first = c; + connectionList.first.store(c); } - connectionList.last = c; + c->id = ++cd->currentConnectionId; + c->prevConnectionList = connectionList.last.load(); + connectionList.last.store(c); - cleanConnectionLists(); + QObjectPrivate *rd = QObjectPrivate::get(c->receiver.load()); + rd->ensureConnectionData(); - c->prev = &(QObjectPrivate::get(c->receiver)->senders); + c->prev = &(rd->connections.load()->senders); c->next = *c->prev; *c->prev = c; if (c->next) c->next->prev = &c->next; +} + +void QObjectPrivate::ConnectionData::removeConnection(QObjectPrivate::Connection *c) +{ + Q_ASSERT(c->receiver.load()); + ConnectionList &connections = signalVector.load()->at(c->signal_index); + c->receiver.store(nullptr); + QThreadData *td = c->receiverThreadData.load(); + if (td) + td->deref(); + c->receiverThreadData.store(nullptr); - if (signal < 0) { - connectedSignals[0] = connectedSignals[1] = ~0; - } else if (signal < (int)sizeof(connectedSignals) * 8) { - connectedSignals[signal >> 5] |= (1 << (signal & 0x1f)); +#ifndef QT_NO_DEBUG + bool found = false; + for (Connection *cc = connections.first.load(); cc; cc = cc->nextConnectionList.load()) { + if (cc == c) { + found = true; + break; + } } + Q_ASSERT(found); +#endif + + // remove from the senders linked list + *c->prev = c->next; + if (c->next) + c->next->prev = c->prev; + c->prev = nullptr; + + if (connections.first.load() == c) + connections.first.store(c->nextConnectionList.load()); + if (connections.last.load() == c) + connections.last.store(c->prevConnectionList); + Q_ASSERT(signalVector.load()->at(c->signal_index).first.load() != c); + Q_ASSERT(signalVector.load()->at(c->signal_index).last.load() != c); + + // keep c->nextConnectionList intact, as it might still get accessed by activate + Connection *n = c->nextConnectionList.load(); + if (n) + n->prevConnectionList = c->prevConnectionList; + if (c->prevConnectionList) + c->prevConnectionList->nextConnectionList.store(n); + c->prevConnectionList = nullptr; + + Q_ASSERT(c != orphaned.load()); + // add c to orphanedConnections + c->nextInOrphanList = orphaned.load(); + orphaned.store(c); + +#ifndef QT_NO_DEBUG + found = false; + for (Connection *cc = connections.first.load(); cc; cc = cc->nextConnectionList.load()) { + if (cc == c) { + found = true; + break; + } + } + Q_ASSERT(!found); +#endif + } -void QObjectPrivate::cleanConnectionLists() +void QObjectPrivate::ConnectionData::cleanOrphanedConnectionsImpl(QObject *sender) { - if (connectionLists->dirty && !connectionLists->inUse) { - // remove broken connections - bool allConnected = false; - for (int signal = -1; signal < connectionLists->count(); ++signal) { - QObjectPrivate::ConnectionList &connectionList = - (*connectionLists)[signal]; - - // Set to the last entry in the connection list that was *not* - // deleted. This is needed to update the list's last pointer - // at the end of the cleanup. - QObjectPrivate::Connection *last = 0; - - QObjectPrivate::Connection **prev = &connectionList.first; - QObjectPrivate::Connection *c = *prev; - bool connected = false; // whether the signal is still connected somewhere - while (c) { - if (c->receiver) { - last = c; - prev = &c->nextConnectionList; - c = *prev; - connected = true; - } else { - QObjectPrivate::Connection *next = c->nextConnectionList; - *prev = next; - c->deref(); - c = next; - } - } + ConnectionOrSignalVector *c = nullptr; + { + QBasicMutexLocker l(signalSlotLock(sender)); + if (ref > 1) + return; - // Correct the connection list's last pointer. - // As conectionList.last could equal last, this could be a noop - connectionList.last = last; + // Since ref == 1, no activate() is in process since we locked the mutex. That implies, + // that nothing can reference the orphaned connection objects anymore and they can + // be safely deleted + c = orphaned.load(); + orphaned.store(nullptr); + } + deleteOrphaned(c); +} - if (!allConnected && !connected && signal >= 0 - && size_t(signal) < sizeof(connectedSignals) * 8) { - // This signal is no longer connected - connectedSignals[signal >> 5] &= ~(1 << (signal & 0x1f)); - } else if (signal == -1) { - allConnected = connected; - } +void QObjectPrivate::ConnectionData::deleteOrphaned(QObjectPrivate::ConnectionOrSignalVector *o) +{ + while (o) { + QObjectPrivate::ConnectionOrSignalVector *next = nullptr; + if (SignalVector *v = ConnectionOrSignalVector::asSignalVector(o)) { + next = v->nextInOrphanList; + free(v); + } else { + QObjectPrivate::Connection *c = static_cast<Connection *>(o); + next = c->nextInOrphanList; + Q_ASSERT(!c->receiver.load()); + Q_ASSERT(!c->prev); + c->freeSlotObject(); + c->deref(); + } + o = next; + } +} + +/*! \internal + + Returns \c true if the signal with index \a signal_index from object \a sender is connected. + + \a signal_index must be the index returned by QObjectPrivate::signalIndex; +*/ +bool QObjectPrivate::isSignalConnected(uint signalIndex, bool checkDeclarative) const +{ + if (checkDeclarative && isDeclarativeSignalConnected(signalIndex)) + return true; + + ConnectionData *cd = connections.load(); + if (!cd) + return false; + SignalVector *signalVector = cd->signalVector.load(); + if (!signalVector) + return false; + + if (signalVector->at(-1).first.load()) + return true; + + if (signalIndex < uint(cd->signalVectorCount())) { + const QObjectPrivate::Connection *c = signalVector->at(signalIndex).first.load(); + while (c) { + if (c->receiver.load()) + return true; + c = c->nextConnectionList.load(); } - connectionLists->dirty = false; } + return false; +} + +bool QObjectPrivate::maybeSignalConnected(uint signalIndex) const +{ + ConnectionData *cd = connections.load(); + if (!cd) + return false; + SignalVector *signalVector = cd->signalVector.load(); + if (!signalVector) + return false; + + if (signalVector->at(-1).first) + return true; + + if (signalIndex < uint(cd->signalVectorCount())) { + const QObjectPrivate::Connection *c = signalVector->at(signalIndex).first; + return c != nullptr; + } + return false; +} + +/*! + \internal + */ +QAbstractMetaCallEvent::~QAbstractMetaCallEvent() +{ +#if QT_CONFIG(thread) + if (semaphore_) + semaphore_->release(); +#endif } /*! @@ -470,8 +519,8 @@ void QObjectPrivate::cleanConnectionLists() QMetaCallEvent::QMetaCallEvent(ushort method_offset, ushort method_relative, QObjectPrivate::StaticMetaCallFunction callFunction, const QObject *sender, int signalId, int nargs, int *types, void **args, QSemaphore *semaphore) - : QEvent(MetaCall), slotObj_(0), sender_(sender), signalId_(signalId), - nargs_(nargs), types_(types), args_(args), semaphore_(semaphore), + : QAbstractMetaCallEvent(sender, signalId, semaphore), + slotObj_(nullptr), nargs_(nargs), types_(types), args_(args), callFunction_(callFunction), method_offset_(method_offset), method_relative_(method_relative) { } @@ -480,9 +529,9 @@ QMetaCallEvent::QMetaCallEvent(ushort method_offset, ushort method_relative, QOb */ QMetaCallEvent::QMetaCallEvent(QtPrivate::QSlotObjectBase *slotO, const QObject *sender, int signalId, int nargs, int *types, void **args, QSemaphore *semaphore) - : QEvent(MetaCall), slotObj_(slotO), sender_(sender), signalId_(signalId), - nargs_(nargs), types_(types), args_(args), semaphore_(semaphore), - callFunction_(0), method_offset_(0), method_relative_(ushort(-1)) + : QAbstractMetaCallEvent(sender, signalId, semaphore), + slotObj_(slotO), nargs_(nargs), types_(types), args_(args), + callFunction_(nullptr), method_offset_(0), method_relative_(ushort(-1)) { if (slotObj_) slotObj_->ref(); @@ -501,10 +550,6 @@ QMetaCallEvent::~QMetaCallEvent() free(types_); free(args_); } -#if QT_CONFIG(thread) - if (semaphore_) - semaphore_->release(); -#endif if (slotObj_) slotObj_->destroyIfLastRef(); } @@ -921,92 +966,56 @@ QObject::~QObject() } } - // set ref to zero to indicate that this object has been deleted - if (d->currentSender != 0) - d->currentSender->ref = 0; - d->currentSender = 0; + QObjectPrivate::ConnectionData *cd = d->connections.load(); + if (cd) { + if (cd->currentSender) { + cd->currentSender->receiverDeleted(); + cd->currentSender = nullptr; + } - if (d->connectionLists || d->senders) { - QMutex *signalSlotMutex = signalSlotLock(this); - QMutexLocker locker(signalSlotMutex); + QBasicMutex *signalSlotMutex = signalSlotLock(this); + QBasicMutexLocker locker(signalSlotMutex); // disconnect all receivers - if (d->connectionLists) { - ++d->connectionLists->inUse; - int connectionListsCount = d->connectionLists->count(); - for (int signal = -1; signal < connectionListsCount; ++signal) { - QObjectPrivate::ConnectionList &connectionList = - (*d->connectionLists)[signal]; - - while (QObjectPrivate::Connection *c = connectionList.first) { - if (!c->receiver) { - connectionList.first = c->nextConnectionList; - c->deref(); - continue; - } + int receiverCount = cd->signalVectorCount(); + for (int signal = -1; signal < receiverCount; ++signal) { + QObjectPrivate::ConnectionList &connectionList = cd->connectionsForSignal(signal); - QMutex *m = signalSlotLock(c->receiver); - bool needToUnlock = QOrderedMutexLocker::relock(signalSlotMutex, m); + while (QObjectPrivate::Connection *c = connectionList.first.load()) { + Q_ASSERT(c->receiver); - if (c->receiver) { - *c->prev = c->next; - if (c->next) c->next->prev = c->prev; - } - c->receiver = 0; - if (needToUnlock) - m->unlock(); - - connectionList.first = c->nextConnectionList; - - // The destroy operation must happen outside the lock - if (c->isSlotObject) { - c->isSlotObject = false; - locker.unlock(); - c->slotObj->destroyIfLastRef(); - locker.relock(); - } - c->deref(); + QBasicMutex *m = signalSlotLock(c->receiver.load()); + bool needToUnlock = QOrderedMutexLocker::relock(signalSlotMutex, m); + if (c->receiver) { + cd->removeConnection(c); + Q_ASSERT(connectionList.first.load() != c); } + if (needToUnlock) + m->unlock(); } - - if (!--d->connectionLists->inUse) { - delete d->connectionLists; - } else { - d->connectionLists->orphaned = true; - } - d->connectionLists = 0; } /* Disconnect all senders: - * This loop basically just does - * for (node = d->senders; node; node = node->next) { ... } - * - * We need to temporarily unlock the receiver mutex to destroy the functors or to lock the - * sender's mutex. And when the mutex is released, node->next might be destroyed by another - * thread. That's why we set node->prev to &node, that way, if node is destroyed, node will - * be updated. */ - QObjectPrivate::Connection *node = d->senders; - while (node) { + while (QObjectPrivate::Connection *node = cd->senders) { + Q_ASSERT(node->receiver); QObject *sender = node->sender; // Send disconnectNotify before removing the connection from sender's connection list. // This ensures any eventual destructor of sender will block on getting receiver's lock // and not finish until we release it. sender->disconnectNotify(QMetaObjectPrivate::signal(sender->metaObject(), node->signal_index)); - QMutex *m = signalSlotLock(sender); - node->prev = &node; + QBasicMutex *m = signalSlotLock(sender); bool needToUnlock = QOrderedMutexLocker::relock(signalSlotMutex, m); //the node has maybe been removed while the mutex was unlocked in relock? - if (!node || node->sender != sender) { + if (node != cd->senders) { // We hold the wrong mutex Q_ASSERT(needToUnlock); m->unlock(); continue; } - node->receiver = 0; - QObjectConnectionListVector *senderLists = sender->d_func()->connectionLists; - if (senderLists) - senderLists->dirty = true; + + QObjectPrivate::ConnectionData *senderData = sender->d_func()->connections.load(); + Q_ASSERT(senderData); QtPrivate::QSlotObjectBase *slotObj = nullptr; if (node->isSlotObject) { @@ -1014,19 +1023,24 @@ QObject::~QObject() node->isSlotObject = false; } - node = node->next; + senderData->removeConnection(node); if (needToUnlock) m->unlock(); if (slotObj) { - if (node) - node->prev = &node; locker.unlock(); slotObj->destroyIfLastRef(); locker.relock(); } } + + // invalidate all connections on the object and make sure + // activate() will skip them + cd->currentConnectionId.store(0); } + if (cd && !cd->ref.deref()) + delete cd; + d->connections.store(nullptr); if (!d->children.isEmpty()) d->deleteChildren(); @@ -1253,9 +1267,13 @@ bool QObject::event(QEvent *e) case QEvent::MetaCall: { - QMetaCallEvent *mce = static_cast<QMetaCallEvent*>(e); + QAbstractMetaCallEvent *mce = static_cast<QAbstractMetaCallEvent*>(e); - QConnectionSenderSwitcher sw(this, const_cast<QObject*>(mce->sender()), mce->signalId()); + if (!d_func()->connections.load()) { + QBasicMutexLocker locker(signalSlotLock(this)); + d_func()->ensureConnectionData(); + } + QObjectPrivate::Sender sender(this, const_cast<QObject*>(mce->sender()), mce->signalId()); mce->placeMetaCall(this); break; @@ -1415,7 +1433,7 @@ bool QObject::eventFilter(QObject * /* watched */, QEvent * /* event */) \sa signalsBlocked(), QSignalBlocker */ -bool QObject::blockSignals(bool block) Q_DECL_NOTHROW +bool QObject::blockSignals(bool block) noexcept { Q_D(QObject); bool previous = d->blockSig; @@ -1516,6 +1534,9 @@ void QObject::moveToThread(QThread *targetThread) if (!targetData) targetData = new QThreadData(0); + // make sure nobody adds/removes connections to this object while we're moving it + QMutexLocker l(signalSlotLock(this)); + QOrderedMutexLocker locker(¤tData->postEventList.mutex, &targetData->postEventList.mutex); @@ -1565,9 +1586,31 @@ void QObjectPrivate::setThreadData_helper(QThreadData *currentData, QThreadData } // the current emitting thread shouldn't restore currentSender after calling moveToThread() - if (currentSender) - currentSender->ref = 0; - currentSender = 0; + ConnectionData *cd = connections.load(); + if (cd) { + if (cd->currentSender) { + cd->currentSender->receiverDeleted(); + cd->currentSender = nullptr; + } + + // adjust the receiverThreadId values in the Connections + if (cd) { + auto *c = cd->senders; + while (c) { + QObject *r = c->receiver.load(); + if (r) { + Q_ASSERT(r == q); + targetData->ref(); + QThreadData *old = c->receiverThreadData.load(); + if (old) + old->deref(); + c->receiverThreadData.store(targetData); + } + c = c->next; + } + } + + } // set new thread data targetData->ref(); @@ -1716,11 +1759,11 @@ void QObject::killTimer(int id) int at = d->extraData ? d->extraData->runningTimers.indexOf(id) : -1; if (at == -1) { // timer isn't owned by this object - qWarning("QObject::killTimer(): Error: timer id %d is not valid for object %p (%s, %s), timer has not been killed", + qWarning("QObject::killTimer(): Error: timer id %d is not valid for object %p (%s, %ls), timer has not been killed", id, this, metaObject()->className(), - qPrintable(objectName())); + qUtf16Printable(objectName())); return; } @@ -2376,13 +2419,14 @@ QObject *QObject::sender() const { Q_D(const QObject); - QMutexLocker locker(signalSlotLock(this)); - if (!d->currentSender) - return 0; + QBasicMutexLocker locker(signalSlotLock(this)); + QObjectPrivate::ConnectionData *cd = d->connections.load(); + if (!cd || !cd->currentSender) + return nullptr; - for (QObjectPrivate::Connection *c = d->senders; c; c = c->next) { - if (c->sender == d->currentSender->sender) - return d->currentSender->sender; + for (QObjectPrivate::Connection *c = cd->senders; c; c = c->next) { + if (c->sender == cd->currentSender->sender) + return cd->currentSender->sender; } return 0; @@ -2417,14 +2461,15 @@ int QObject::senderSignalIndex() const { Q_D(const QObject); - QMutexLocker locker(signalSlotLock(this)); - if (!d->currentSender) + QBasicMutexLocker locker(signalSlotLock(this)); + QObjectPrivate::ConnectionData *cd = d->connections.load(); + if (!cd || !cd->currentSender) return -1; - for (QObjectPrivate::Connection *c = d->senders; c; c = c->next) { - if (c->sender == d->currentSender->sender) { + for (QObjectPrivate::Connection *c = cd->senders; c; c = c->next) { + if (c->sender == cd->currentSender->sender) { // Convert from signal range to method range - return QMetaObjectPrivate::signal(c->sender->metaObject(), d->currentSender->signal).methodIndex(); + return QMetaObjectPrivate::signal(c->sender->metaObject(), cd->currentSender->signal).methodIndex(); } } @@ -2480,15 +2525,13 @@ int QObject::receivers(const char *signal) const signal_index); } - QMutexLocker locker(signalSlotLock(this)); - if (d->connectionLists) { - if (signal_index < d->connectionLists->count()) { - const QObjectPrivate::Connection *c = - d->connectionLists->at(signal_index).first; - while (c) { - receivers += c->receiver ? 1 : 0; - c = c->nextConnectionList; - } + QObjectPrivate::ConnectionData *cd = d->connections.load(); + QBasicMutexLocker locker(signalSlotLock(this)); + if (cd && signal_index < cd->signalVectorCount()) { + const QObjectPrivate::Connection *c = cd->signalVector.load()->at(signal_index).first.load(); + while (c) { + receivers += c->receiver.load() ? 1 : 0; + c = c->nextConnectionList.load(); } } } @@ -2528,22 +2571,8 @@ bool QObject::isSignalConnected(const QMetaMethod &signal) const signalIndex += QMetaObjectPrivate::signalOffset(signal.mobj); - QMutexLocker locker(signalSlotLock(this)); - if (d->connectionLists) { - if (signalIndex < sizeof(d->connectedSignals) * 8 && !d->connectionLists->dirty) - return d->isSignalConnected(signalIndex); - - if (signalIndex < uint(d->connectionLists->count())) { - const QObjectPrivate::Connection *c = - d->connectionLists->at(signalIndex).first; - while (c) { - if (c->receiver) - return true; - c = c->nextConnectionList; - } - } - } - return d->isDeclarativeSignalConnected(signalIndex); + QBasicMutexLocker locker(signalSlotLock(this)); + return d->isSignalConnected(signalIndex, true); } /*! @@ -3306,24 +3335,22 @@ QObjectPrivate::Connection *QMetaObjectPrivate::connect(const QObject *sender, int method_offset = rmeta ? rmeta->methodOffset() : 0; Q_ASSERT(!rmeta || QMetaObjectPrivate::get(rmeta)->revision >= 6); - QObjectPrivate::StaticMetaCallFunction callFunction = - rmeta ? rmeta->d.static_metacall : 0; + QObjectPrivate::StaticMetaCallFunction callFunction = rmeta ? rmeta->d.static_metacall : nullptr; QOrderedMutexLocker locker(signalSlotLock(sender), signalSlotLock(receiver)); - if (type & Qt::UniqueConnection) { - QObjectConnectionListVector *connectionLists = QObjectPrivate::get(s)->connectionLists; - if (connectionLists && connectionLists->count() > signal_index) { - const QObjectPrivate::Connection *c2 = - (*connectionLists)[signal_index].first; + QObjectPrivate::ConnectionData *scd = QObjectPrivate::get(s)->connections.load(); + if (type & Qt::UniqueConnection && scd) { + if (scd->signalVectorCount() > signal_index) { + const QObjectPrivate::Connection *c2 = scd->signalVector.load()->at(signal_index).first.load(); int method_index_absolute = method_index + method_offset; while (c2) { - if (!c2->isSlotObject && c2->receiver == receiver && c2->method() == method_index_absolute) - return 0; - c2 = c2->nextConnectionList; + if (!c2->isSlotObject && c2->receiver.load() == receiver && c2->method() == method_index_absolute) + return nullptr; + c2 = c2->nextConnectionList.load(); } } type &= Qt::UniqueConnection - 1; @@ -3332,13 +3359,15 @@ QObjectPrivate::Connection *QMetaObjectPrivate::connect(const QObject *sender, QScopedPointer<QObjectPrivate::Connection> c(new QObjectPrivate::Connection); c->sender = s; c->signal_index = signal_index; - c->receiver = r; + c->receiver.store(r); + QThreadData *td = r->d_func()->threadData; + td->ref(); + c->receiverThreadData.store(td); c->method_relative = method_index; c->method_offset = method_offset; c->connectionType = type; c->isSlotObject = false; c->argumentTypes.store(types); - c->nextConnectionList = 0; c->callFunction = callFunction; QObjectPrivate::get(s)->addConnection(signal_index, c.data()); @@ -3384,47 +3413,38 @@ bool QMetaObject::disconnectOne(const QObject *sender, int signal_index, \internal Helper function to remove the connection from the senders list and set the receivers to \nullptr */ -bool QMetaObjectPrivate::disconnectHelper(QObjectPrivate::Connection *c, +bool QMetaObjectPrivate::disconnectHelper(QObjectPrivate::ConnectionData *connections, int signalIndex, const QObject *receiver, int method_index, void **slot, - QMutex *senderMutex, DisconnectType disconnectType) + QBasicMutex *senderMutex, DisconnectType disconnectType) { bool success = false; + + auto &connectionList = connections->connectionsForSignal(signalIndex); + auto *c = connectionList.first.load(); while (c) { - if (c->receiver - && (receiver == 0 || (c->receiver == receiver + QObject *r = c->receiver.load(); + if (r && (receiver == nullptr || (r == receiver && (method_index < 0 || (!c->isSlotObject && c->method() == method_index)) - && (slot == 0 || (c->isSlotObject && c->slotObj->compare(slot)))))) { + && (slot == nullptr || (c->isSlotObject && c->slotObj->compare(slot)))))) { bool needToUnlock = false; - QMutex *receiverMutex = 0; - if (c->receiver) { - receiverMutex = signalSlotLock(c->receiver); + QBasicMutex *receiverMutex = nullptr; + if (r) { + receiverMutex = signalSlotLock(r); // need to relock this receiver and sender in the correct order needToUnlock = QOrderedMutexLocker::relock(senderMutex, receiverMutex); } - if (c->receiver) { - *c->prev = c->next; - if (c->next) - c->next->prev = c->prev; - } + if (c->receiver.load()) + connections->removeConnection(c); if (needToUnlock) receiverMutex->unlock(); - c->receiver = 0; - - if (c->isSlotObject) { - c->isSlotObject = false; - senderMutex->unlock(); - c->slotObj->destroyIfLastRef(); - senderMutex->lock(); - } - success = true; if (disconnectType == DisconnectOne) return success; } - c = c->nextConnectionList; + c = c->nextConnectionList.load(); } return success; } @@ -3443,43 +3463,34 @@ bool QMetaObjectPrivate::disconnect(const QObject *sender, QObject *s = const_cast<QObject *>(sender); - QMutex *senderMutex = signalSlotLock(sender); - QMutexLocker locker(senderMutex); + QBasicMutex *senderMutex = signalSlotLock(sender); + QBasicMutexLocker locker(senderMutex); - QObjectConnectionListVector *connectionLists = QObjectPrivate::get(s)->connectionLists; - if (!connectionLists) + QObjectPrivate::ConnectionData *scd = QObjectPrivate::get(s)->connections.load(); + if (!scd) return false; - // prevent incoming connections changing the connectionLists while unlocked - ++connectionLists->inUse; - bool success = false; - if (signal_index < 0) { - // remove from all connection lists - for (int sig_index = -1; sig_index < connectionLists->count(); ++sig_index) { - QObjectPrivate::Connection *c = - (*connectionLists)[sig_index].first; - if (disconnectHelper(c, receiver, method_index, slot, senderMutex, disconnectType)) { - success = true; - connectionLists->dirty = true; + { + // prevent incoming connections changing the connections->receivers while unlocked + QObjectPrivate::ConnectionDataPointer connections(scd); + + if (signal_index < 0) { + // remove from all connection lists + for (int sig_index = -1; sig_index < scd->signalVectorCount(); ++sig_index) { + if (disconnectHelper(connections.data(), sig_index, receiver, method_index, slot, senderMutex, disconnectType)) + success = true; } - } - } else if (signal_index < connectionLists->count()) { - QObjectPrivate::Connection *c = - (*connectionLists)[signal_index].first; - if (disconnectHelper(c, receiver, method_index, slot, senderMutex, disconnectType)) { - success = true; - connectionLists->dirty = true; + } else if (signal_index < scd->signalVectorCount()) { + if (disconnectHelper(connections.data(), signal_index, receiver, method_index, slot, senderMutex, disconnectType)) + success = true; } } - --connectionLists->inUse; - Q_ASSERT(connectionLists->inUse >= 0); - if (connectionLists->orphaned && !connectionLists->inUse) - delete connectionLists; - locker.unlock(); if (success) { + scd->cleanOrphanedConnections(s); + QMetaMethod smethod = QMetaObjectPrivate::signal(smeta, signal_index); if (smethod.isValid()) s->disconnectNotify(smethod); @@ -3595,8 +3606,7 @@ void QMetaObject::connectSlotsByName(QObject *o) \a signal must be in the signal index range (see QObjectPrivate::signalIndex()). */ -static void queued_activate(QObject *sender, int signal, QObjectPrivate::Connection *c, void **argv, - QMutexLocker &locker) +static void queued_activate(QObject *sender, int signal, QObjectPrivate::Connection *c, void **argv) { const int *argumentTypes = c->argumentTypes.load(); if (!argumentTypes) { @@ -3626,131 +3636,109 @@ static void queued_activate(QObject *sender, int signal, QObjectPrivate::Connect for (int n = 1; n < nargs; ++n) types[n] = argumentTypes[n-1]; - locker.unlock(); for (int n = 1; n < nargs; ++n) args[n] = QMetaType::create(types[n], argv[n]); - locker.relock(); - - if (!c->receiver) { - locker.unlock(); - // we have been disconnected while the mutex was unlocked - for (int n = 1; n < nargs; ++n) - QMetaType::destroy(types[n], args[n]); - free(types); - free(args); - locker.relock(); - return; - } + } + + QBasicMutexLocker locker(signalSlotLock(c->receiver.load())); + if (!c->receiver.load()) { + // the connection has been disconnected before we got the lock + locker.unlock(); + for (int n = 1; n < nargs; ++n) + QMetaType::destroy(types[n], args[n]); + free(types); + free(args); + return; } QMetaCallEvent *ev = c->isSlotObject ? new QMetaCallEvent(c->slotObj, sender, signal, nargs, types, args) : new QMetaCallEvent(c->method_offset, c->method_relative, c->callFunction, sender, signal, nargs, types, args); - QCoreApplication::postEvent(c->receiver, ev); -} - -/*! - \internal - */ -void QMetaObject::activate(QObject *sender, const QMetaObject *m, int local_signal_index, - void **argv) -{ - activate(sender, QMetaObjectPrivate::signalOffset(m), local_signal_index, argv); + QCoreApplication::postEvent(c->receiver.load(), ev); } -/*! - \internal - */ -void QMetaObject::activate(QObject *sender, int signalOffset, int local_signal_index, void **argv) +template <bool callbacks_enabled> +void doActivate(QObject *sender, int signal_index, void **argv) { - int signal_index = signalOffset + local_signal_index; + QObjectPrivate *sp = QObjectPrivate::get(sender); - if (sender->d_func()->blockSig) + if (sp->blockSig) return; Q_TRACE_SCOPE(QMetaObject_activate, sender, signal_index); - if (sender->d_func()->isDeclarativeSignalConnected(signal_index) + if (sp->isDeclarativeSignalConnected(signal_index) && QAbstractDeclarativeData::signalEmitted) { Q_TRACE_SCOPE(QMetaObject_activate_declarative_signal, sender, signal_index); - QAbstractDeclarativeData::signalEmitted(sender->d_func()->declarativeData, sender, + QAbstractDeclarativeData::signalEmitted(sp->declarativeData, sender, signal_index, argv); } - if (!sender->d_func()->isSignalConnected(signal_index, /*checkDeclarative =*/ false) - && !qt_signal_spy_callback_set.signal_begin_callback - && !qt_signal_spy_callback_set.signal_end_callback) { - // The possible declarative connection is done, and nothing else is connected, so: - return; - } + const QSignalSpyCallbackSet *signal_spy_set = callbacks_enabled ? qt_signal_spy_callback_set.load() : nullptr; void *empty_argv[] = { nullptr }; if (!argv) argv = empty_argv; - if (qt_signal_spy_callback_set.signal_begin_callback != 0) { - qt_signal_spy_callback_set.signal_begin_callback(sender, signal_index, argv); + if (!sp->maybeSignalConnected(signal_index)) { + // The possible declarative connection is done, and nothing else is connected + if (callbacks_enabled && signal_spy_set->signal_begin_callback != nullptr) + signal_spy_set->signal_begin_callback(sender, signal_index, argv); + if (callbacks_enabled && signal_spy_set->signal_end_callback != nullptr) + signal_spy_set->signal_end_callback(sender, signal_index); + return; } - { - QMutexLocker locker(signalSlotLock(sender)); - struct ConnectionListsRef { - QObjectConnectionListVector *connectionLists; - ConnectionListsRef(QObjectConnectionListVector *connectionLists) : connectionLists(connectionLists) - { - if (connectionLists) - ++connectionLists->inUse; - } - ~ConnectionListsRef() - { - if (!connectionLists) - return; - - --connectionLists->inUse; - Q_ASSERT(connectionLists->inUse >= 0); - if (connectionLists->orphaned) { - if (!connectionLists->inUse) - delete connectionLists; - } - } + if (callbacks_enabled && signal_spy_set->signal_begin_callback != nullptr) + signal_spy_set->signal_begin_callback(sender, signal_index, argv); - QObjectConnectionListVector *operator->() const { return connectionLists; } - }; - ConnectionListsRef connectionLists = sender->d_func()->connectionLists; - if (!connectionLists.connectionLists) { - locker.unlock(); - if (qt_signal_spy_callback_set.signal_end_callback != 0) - qt_signal_spy_callback_set.signal_end_callback(sender, signal_index); - return; - } + bool senderDeleted = false; + { + Q_ASSERT(sp->connections); + QObjectPrivate::ConnectionDataPointer connections(sp->connections.load()); + QObjectPrivate::SignalVector *signalVector = connections->signalVector.load(); const QObjectPrivate::ConnectionList *list; - if (signal_index < connectionLists->count()) - list = &connectionLists->at(signal_index); + if (signal_index < signalVector->count()) + list = &signalVector->at(signal_index); else - list = &connectionLists->allsignals; + list = &signalVector->at(-1); Qt::HANDLE currentThreadId = QThread::currentThreadId(); + bool inSenderThread = currentThreadId == QObjectPrivate::get(sender)->threadData->threadId.load(); + // We need to check against the highest connection id to ensure that signals added + // during the signal emission are not emitted in this emission. + uint highestConnectionId = connections->currentConnectionId.load(); do { - QObjectPrivate::Connection *c = list->first; - if (!c) continue; - // We need to check against last here to ensure that signals added - // during the signal emission are not emitted in this emission. - QObjectPrivate::Connection *last = list->last; + QObjectPrivate::Connection *c = list->first.load(); + if (!c) + continue; do { - if (!c->receiver) + QObject * const receiver = c->receiver.load(); + if (!receiver) continue; - QObject * const receiver = c->receiver; - const bool receiverInSameThread = currentThreadId == receiver->d_func()->threadData->threadId.load(); + QThreadData *td = c->receiverThreadData.load(); + if (!td) + continue; + + bool receiverInSameThread; + if (inSenderThread) { + receiverInSameThread = currentThreadId == td->threadId.load(); + } else { + // need to lock before reading the threadId, because moveToThread() could interfere + QMutexLocker lock(signalSlotLock(receiver)); + receiverInSameThread = currentThreadId == td->threadId.load(); + } + // determine if this connection should be sent immediately or // put into the event queue if ((c->connectionType == Qt::AutoConnection && !receiverInSameThread) || (c->connectionType == Qt::QueuedConnection)) { - queued_activate(sender, signal_index, c, argv, locker); + queued_activate(sender, signal_index, c, argv); continue; #if QT_CONFIG(thread) } else if (c->connectionType == Qt::BlockingQueuedConnection) { @@ -3761,92 +3749,105 @@ void QMetaObject::activate(QObject *sender, int signalOffset, int local_signal_i receiver->metaObject()->className(), receiver); } QSemaphore semaphore; - QMetaCallEvent *ev = c->isSlotObject ? - new QMetaCallEvent(c->slotObj, sender, signal_index, 0, 0, argv, &semaphore) : - new QMetaCallEvent(c->method_offset, c->method_relative, c->callFunction, sender, signal_index, 0, 0, argv, &semaphore); - QCoreApplication::postEvent(receiver, ev); - locker.unlock(); + { + QBasicMutexLocker locker(signalSlotLock(sender)); + if (!c->receiver) + continue; + QMetaCallEvent *ev = c->isSlotObject ? + new QMetaCallEvent(c->slotObj, sender, signal_index, 0, 0, argv, &semaphore) : + new QMetaCallEvent(c->method_offset, c->method_relative, c->callFunction, sender, signal_index, 0, 0, argv, &semaphore); + QCoreApplication::postEvent(receiver, ev); + } semaphore.acquire(); - locker.relock(); continue; #endif } - QConnectionSenderSwitcher sw; + QObjectPrivate::Sender senderData(receiverInSameThread ? receiver : nullptr, sender, signal_index); - if (receiverInSameThread) { - sw.switchSender(receiver, sender, signal_index); - } if (c->isSlotObject) { c->slotObj->ref(); QScopedPointer<QtPrivate::QSlotObjectBase, QSlotObjectBaseDeleter> obj(c->slotObj); - locker.unlock(); { Q_TRACE_SCOPE(QMetaObject_activate_slot_functor, obj.data()); obj->call(receiver, argv); } - - // Make sure the slot object gets destroyed before the mutex is locked again, as the - // destructor of the slot object might also lock a mutex from the signalSlotLock() mutex pool, - // and that would deadlock if the pool happens to return the same mutex. - obj.reset(); - - locker.relock(); } else if (c->callFunction && c->method_offset <= receiver->metaObject()->methodOffset()) { //we compare the vtable to make sure we are not in the destructor of the object. - const int methodIndex = c->method(); const int method_relative = c->method_relative; const auto callFunction = c->callFunction; - locker.unlock(); - if (qt_signal_spy_callback_set.slot_begin_callback != 0) - qt_signal_spy_callback_set.slot_begin_callback(receiver, methodIndex, argv); + const int methodIndex = (Q_HAS_TRACEPOINTS || callbacks_enabled) ? c->method() : 0; + if (callbacks_enabled && signal_spy_set->slot_begin_callback != nullptr) + signal_spy_set->slot_begin_callback(receiver, methodIndex, argv); { Q_TRACE_SCOPE(QMetaObject_activate_slot, receiver, methodIndex); callFunction(receiver, QMetaObject::InvokeMetaMethod, method_relative, argv); } - if (qt_signal_spy_callback_set.slot_end_callback != 0) - qt_signal_spy_callback_set.slot_end_callback(receiver, methodIndex); - locker.relock(); + if (callbacks_enabled && signal_spy_set->slot_end_callback != nullptr) + signal_spy_set->slot_end_callback(receiver, methodIndex); } else { const int method = c->method_relative + c->method_offset; - locker.unlock(); - if (qt_signal_spy_callback_set.slot_begin_callback != 0) { - qt_signal_spy_callback_set.slot_begin_callback(receiver, method, argv); + if (callbacks_enabled && signal_spy_set->slot_begin_callback != nullptr) { + signal_spy_set->slot_begin_callback(receiver, method, argv); } { Q_TRACE_SCOPE(QMetaObject_activate_slot, receiver, method); - metacall(receiver, QMetaObject::InvokeMetaMethod, method, argv); + QMetaObject::metacall(receiver, QMetaObject::InvokeMetaMethod, method, argv); } - if (qt_signal_spy_callback_set.slot_end_callback != 0) - qt_signal_spy_callback_set.slot_end_callback(receiver, method); - - locker.relock(); + if (callbacks_enabled && signal_spy_set->slot_end_callback != nullptr) + signal_spy_set->slot_end_callback(receiver, method); } + } while ((c = c->nextConnectionList.load()) != nullptr && c->id <= highestConnectionId); - if (connectionLists->orphaned) - break; - } while (c != last && (c = c->nextConnectionList) != 0); - - if (connectionLists->orphaned) - break; - } while (list != &connectionLists->allsignals && + } while (list != &signalVector->at(-1) && //start over for all signals; - ((list = &connectionLists->allsignals), true)); + ((list = &signalVector->at(-1)), true)); + if (connections->currentConnectionId.load() == 0) + senderDeleted = true; } + if (!senderDeleted) + sp->connections.load()->cleanOrphanedConnections(sender); - if (qt_signal_spy_callback_set.signal_end_callback != 0) - qt_signal_spy_callback_set.signal_end_callback(sender, signal_index); + if (callbacks_enabled && signal_spy_set->signal_end_callback != nullptr) + signal_spy_set->signal_end_callback(sender, signal_index); } /*! \internal + */ +void QMetaObject::activate(QObject *sender, const QMetaObject *m, int local_signal_index, + void **argv) +{ + int signal_index = local_signal_index + QMetaObjectPrivate::signalOffset(m); + + if (Q_UNLIKELY(qt_signal_spy_callback_set.load())) + doActivate<true>(sender, signal_index, argv); + else + doActivate<false>(sender, signal_index, argv); +} + +/*! + \internal + */ +void QMetaObject::activate(QObject *sender, int signalOffset, int local_signal_index, void **argv) +{ + int signal_index = signalOffset + local_signal_index; + + if (Q_UNLIKELY(qt_signal_spy_callback_set.load())) + doActivate<true>(sender, signal_index, argv); + else + doActivate<false>(sender, signal_index, argv); + } + +/*! + \internal signal_index comes from indexOfMethod() */ void QMetaObject::activate(QObject *sender, int signal_index, void **argv) @@ -3859,7 +3860,7 @@ void QMetaObject::activate(QObject *sender, int signal_index, void **argv) /*! \internal - Returns the signal index used in the internal connectionLists vector. + Returns the signal index used in the internal connections->receivers vector. It is different from QMetaObject::indexOfSignal(): indexOfSignal is the same as indexOfMethod while QObjectPrivate::signalIndex is smaller because it doesn't give index to slots. @@ -4042,6 +4043,7 @@ static void dumpRecursive(int level, const QObject *object) } } +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) /*! \overload \obsolete @@ -4055,6 +4057,7 @@ void QObject::dumpObjectTree() { const_cast<const QObject *>(this)->dumpObjectTree(); } +#endif /*! Dumps a tree of children to the debug output. @@ -4069,6 +4072,7 @@ void QObject::dumpObjectTree() const dumpRecursive(0, this); } +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) /*! \overload \obsolete @@ -4083,6 +4087,7 @@ void QObject::dumpObjectInfo() { const_cast<const QObject *>(this)->dumpObjectInfo(); } +#endif /*! Dumps information about signal connections, etc. for this object @@ -4099,37 +4104,40 @@ void QObject::dumpObjectInfo() const objectName().isEmpty() ? "unnamed" : objectName().toLocal8Bit().data()); Q_D(const QObject); - QMutexLocker locker(signalSlotLock(this)); + QBasicMutexLocker locker(signalSlotLock(this)); // first, look for connections where this object is the sender qDebug(" SIGNALS OUT"); - if (d->connectionLists) { - for (int signal_index = 0; signal_index < d->connectionLists->count(); ++signal_index) { + QObjectPrivate::ConnectionData *cd = d->connections.load(); + if (cd && cd->signalVectorCount()) { + QObjectPrivate::SignalVector *signalVector = cd->signalVector.load(); + for (int signal_index = 0; signal_index < signalVector->count(); ++signal_index) { + const QObjectPrivate::Connection *c = signalVector->at(signal_index).first.load(); + if (!c) + continue; const QMetaMethod signal = QMetaObjectPrivate::signal(metaObject(), signal_index); qDebug(" signal: %s", signal.methodSignature().constData()); // receivers - const QObjectPrivate::Connection *c = - d->connectionLists->at(signal_index).first; while (c) { - if (!c->receiver) { + if (!c->receiver.load()) { qDebug(" <Disconnected receiver>"); - c = c->nextConnectionList; + c = c->nextConnectionList.load(); continue; } if (c->isSlotObject) { qDebug(" <functor or function pointer>"); - c = c->nextConnectionList; + c = c->nextConnectionList.load(); continue; } - const QMetaObject *receiverMetaObject = c->receiver->metaObject(); + const QMetaObject *receiverMetaObject = c->receiver.load()->metaObject(); const QMetaMethod method = receiverMetaObject->method(c->method()); qDebug(" --> %s::%s %s", receiverMetaObject->className(), - c->receiver->objectName().isEmpty() ? "unnamed" : qPrintable(c->receiver->objectName()), + c->receiver.load()->objectName().isEmpty() ? "unnamed" : qPrintable(c->receiver.load()->objectName()), method.methodSignature().constData()); - c = c->nextConnectionList; + c = c->nextConnectionList.load(); } } } else { @@ -4139,8 +4147,8 @@ void QObject::dumpObjectInfo() const // now look for connections where this object is the receiver qDebug(" SIGNALS IN"); - if (d->senders) { - for (QObjectPrivate::Connection *s = d->senders; s; s = s->next) { + if (cd && cd->senders) { + for (QObjectPrivate::Connection *s = cd->senders; s; s = s->next) { QByteArray slotName = QByteArrayLiteral("<unknown>"); if (!s->isSlotObject) { const QMetaMethod slot = metaObject()->method(s->method()); @@ -4167,6 +4175,11 @@ uint QObject::registerUserData() } /*! + \fn QObjectUserData::QObjectUserData() + \internal + */ + +/*! \internal */ QObjectUserData::~QObjectUserData() @@ -4875,18 +4888,17 @@ QMetaObject::Connection QObjectPrivate::connectImpl(const QObject *sender, int s QOrderedMutexLocker locker(signalSlotLock(sender), signalSlotLock(receiver)); - if (type & Qt::UniqueConnection && slot) { - QObjectConnectionListVector *connectionLists = QObjectPrivate::get(s)->connectionLists; - if (connectionLists && connectionLists->count() > signal_index) { - const QObjectPrivate::Connection *c2 = - (*connectionLists)[signal_index].first; + if (type & Qt::UniqueConnection && slot && QObjectPrivate::get(s)->connections.load()) { + QObjectPrivate::ConnectionData *connections = QObjectPrivate::get(s)->connections.load(); + if (connections->signalVectorCount() > signal_index) { + const QObjectPrivate::Connection *c2 = connections->signalVector.load()->at(signal_index).first.load(); while (c2) { - if (c2->receiver == receiver && c2->isSlotObject && c2->slotObj->compare(slot)) { + if (c2->receiver.load() == receiver && c2->isSlotObject && c2->slotObj->compare(slot)) { slotObj->destroyIfLastRef(); return QMetaObject::Connection(); } - c2 = c2->nextConnectionList; + c2 = c2->nextConnectionList.load(); } } type = static_cast<Qt::ConnectionType>(type ^ Qt::UniqueConnection); @@ -4895,7 +4907,10 @@ QMetaObject::Connection QObjectPrivate::connectImpl(const QObject *sender, int s QScopedPointer<QObjectPrivate::Connection> c(new QObjectPrivate::Connection); c->sender = s; c->signal_index = signal_index; - c->receiver = r; + QThreadData *td = r->d_func()->threadData; + td->ref(); + c->receiverThreadData.store(td); + c->receiver.store(r); c->slotObj = slotObj; c->connectionType = type; c->isSlotObject = true; @@ -4927,35 +4942,35 @@ bool QObject::disconnect(const QMetaObject::Connection &connection) { QObjectPrivate::Connection *c = static_cast<QObjectPrivate::Connection *>(connection.d_ptr); - if (!c || !c->receiver) + if (!c) + return false; + QObject *receiver = c->receiver.load(); + if (!receiver) return false; - QMutex *senderMutex = signalSlotLock(c->sender); - QMutex *receiverMutex = signalSlotLock(c->receiver); + QBasicMutex *senderMutex = signalSlotLock(c->sender); + QBasicMutex *receiverMutex = signalSlotLock(receiver); + QObjectPrivate::ConnectionData *connections; { QOrderedMutexLocker locker(senderMutex, receiverMutex); - QObjectConnectionListVector *connectionLists = QObjectPrivate::get(c->sender)->connectionLists; - Q_ASSERT(connectionLists); - connectionLists->dirty = true; + // load receiver once again and recheck to ensure nobody else has removed the connection in the meantime + receiver = c->receiver.load(); + if (!receiver) + return false; - *c->prev = c->next; - if (c->next) - c->next->prev = c->prev; - c->receiver = 0; + connections = QObjectPrivate::get(c->sender)->connections.load(); + Q_ASSERT(connections); + connections->removeConnection(c); } - // destroy the QSlotObject, if possible - if (c->isSlotObject) { - c->slotObj->destroyIfLastRef(); - c->isSlotObject = false; - } + connections->cleanOrphanedConnections(c->sender); c->sender->disconnectNotify(QMetaObjectPrivate::signal(c->sender->metaObject(), c->signal_index)); - const_cast<QMetaObject::Connection &>(connection).d_ptr = 0; + const_cast<QMetaObject::Connection &>(connection).d_ptr = nullptr; c->deref(); // has been removed from the QMetaObject::Connection object return true; @@ -5137,7 +5152,7 @@ bool QMetaObject::Connection::isConnected_helper() const Q_ASSERT(d_ptr); // we're only called from operator RestrictedBool() const QObjectPrivate::Connection *c = static_cast<QObjectPrivate::Connection *>(d_ptr); - return c->receiver; + return c->receiver.load(); } diff --git a/src/corelib/kernel/qobject.h b/src/corelib/kernel/qobject.h index fc1d7c956c..ad5e1163bf 100644 --- a/src/corelib/kernel/qobject.h +++ b/src/corelib/kernel/qobject.h @@ -93,7 +93,9 @@ Q_CORE_EXPORT void qt_qFindChildren_helper(const QObject *parent, const QRegular Q_CORE_EXPORT QObject *qt_qFindChild_helper(const QObject *parent, const QString &name, const QMetaObject &mo, Qt::FindChildOptions options); class Q_CORE_EXPORT QObjectData { + Q_DISABLE_COPY(QObjectData) public: + QObjectData() = default; virtual ~QObjectData() = 0; QObject *q_ptr; QObject *parent; @@ -143,8 +145,8 @@ public: inline bool isWidgetType() const { return d_ptr->isWidget; } inline bool isWindowType() const { return d_ptr->isWindow; } - inline bool signalsBlocked() const Q_DECL_NOTHROW { return d_ptr->blockSig; } - bool blockSignals(bool b) Q_DECL_NOTHROW; + inline bool signalsBlocked() const noexcept { return d_ptr->blockSig; } + bool blockSignals(bool b) noexcept; QThread *thread() const; void moveToThread(QThread *thread); @@ -437,7 +439,7 @@ protected: QScopedPointer<QObjectData> d_ptr; static const QMetaObject staticQtMetaObject; - friend inline const QMetaObject *qt_getQtMetaObject() Q_DECL_NOEXCEPT; + friend inline const QMetaObject *qt_getQtMetaObject() noexcept; friend struct QMetaObject; friend struct QMetaObjectPrivate; @@ -468,12 +470,14 @@ inline QMetaObject::Connection QObject::connect(const QObject *asender, const ch const char *amember, Qt::ConnectionType atype) const { return connect(asender, asignal, this, amember, atype); } -inline const QMetaObject *qt_getQtMetaObject() Q_DECL_NOEXCEPT +inline const QMetaObject *qt_getQtMetaObject() noexcept { return &QObject::staticQtMetaObject; } #ifndef QT_NO_USERDATA class Q_CORE_EXPORT QObjectUserData { + Q_DISABLE_COPY(QObjectUserData) public: + QObjectUserData() = default; virtual ~QObjectUserData(); }; #endif @@ -541,17 +545,15 @@ Q_CORE_EXPORT QDebug operator<<(QDebug, const QObject *); class QSignalBlocker { public: - inline explicit QSignalBlocker(QObject *o) Q_DECL_NOTHROW; - inline explicit QSignalBlocker(QObject &o) Q_DECL_NOTHROW; + inline explicit QSignalBlocker(QObject *o) noexcept; + inline explicit QSignalBlocker(QObject &o) noexcept; inline ~QSignalBlocker(); -#ifdef Q_COMPILER_RVALUE_REFS - inline QSignalBlocker(QSignalBlocker &&other) Q_DECL_NOTHROW; - inline QSignalBlocker &operator=(QSignalBlocker &&other) Q_DECL_NOTHROW; -#endif + inline QSignalBlocker(QSignalBlocker &&other) noexcept; + inline QSignalBlocker &operator=(QSignalBlocker &&other) noexcept; - inline void reblock() Q_DECL_NOTHROW; - inline void unblock() Q_DECL_NOTHROW; + inline void reblock() noexcept; + inline void unblock() noexcept; private: Q_DISABLE_COPY(QSignalBlocker) QObject * m_o; @@ -559,20 +561,19 @@ private: bool m_inhibited; }; -QSignalBlocker::QSignalBlocker(QObject *o) Q_DECL_NOTHROW +QSignalBlocker::QSignalBlocker(QObject *o) noexcept : m_o(o), m_blocked(o && o->blockSignals(true)), m_inhibited(false) {} -QSignalBlocker::QSignalBlocker(QObject &o) Q_DECL_NOTHROW +QSignalBlocker::QSignalBlocker(QObject &o) noexcept : m_o(&o), m_blocked(o.blockSignals(true)), m_inhibited(false) {} -#ifdef Q_COMPILER_RVALUE_REFS -QSignalBlocker::QSignalBlocker(QSignalBlocker &&other) Q_DECL_NOTHROW +QSignalBlocker::QSignalBlocker(QSignalBlocker &&other) noexcept : m_o(other.m_o), m_blocked(other.m_blocked), m_inhibited(other.m_inhibited) @@ -580,7 +581,7 @@ QSignalBlocker::QSignalBlocker(QSignalBlocker &&other) Q_DECL_NOTHROW other.m_o = nullptr; } -QSignalBlocker &QSignalBlocker::operator=(QSignalBlocker &&other) Q_DECL_NOTHROW +QSignalBlocker &QSignalBlocker::operator=(QSignalBlocker &&other) noexcept { if (this != &other) { // if both *this and other block the same object's signals: @@ -595,7 +596,6 @@ QSignalBlocker &QSignalBlocker::operator=(QSignalBlocker &&other) Q_DECL_NOTHROW } return *this; } -#endif QSignalBlocker::~QSignalBlocker() { @@ -603,13 +603,13 @@ QSignalBlocker::~QSignalBlocker() m_o->blockSignals(m_blocked); } -void QSignalBlocker::reblock() Q_DECL_NOTHROW +void QSignalBlocker::reblock() noexcept { if (m_o) m_o->blockSignals(true); m_inhibited = false; } -void QSignalBlocker::unblock() Q_DECL_NOTHROW +void QSignalBlocker::unblock() noexcept { if (m_o) m_o->blockSignals(m_blocked); m_inhibited = true; diff --git a/src/corelib/kernel/qobject_p.h b/src/corelib/kernel/qobject_p.h index a762e6f529..e6e57b29b9 100644 --- a/src/corelib/kernel/qobject_p.h +++ b/src/corelib/kernel/qobject_p.h @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2017 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2013 Olivier Goffart <ogoffart@woboq.com> ** Contact: https://www.qt.io/licensing/ ** @@ -79,9 +79,9 @@ struct QSignalSpyCallbackSet EndCallback signal_end_callback, slot_end_callback; }; -void Q_CORE_EXPORT qt_register_signal_spy_callbacks(const QSignalSpyCallbackSet &callback_set); +void Q_CORE_EXPORT qt_register_signal_spy_callbacks(QSignalSpyCallbackSet *callback_set); -extern QSignalSpyCallbackSet Q_CORE_EXPORT qt_signal_spy_callback_set; +extern Q_CORE_EXPORT QBasicAtomicPointer<QSignalSpyCallbackSet> qt_signal_spy_callback_set; enum { QObjectPrivateVersion = QT_VERSION }; @@ -124,54 +124,199 @@ public: }; typedef void (*StaticMetaCallFunction)(QObject *, QMetaObject::Call, int, void **); - struct Connection + struct Connection; + struct SignalVector; + + struct ConnectionOrSignalVector { + union { + // linked list of orphaned connections that need cleaning up + ConnectionOrSignalVector *nextInOrphanList; + // linked list of connections connected to slots in this object + Connection *next; + }; + + static SignalVector *asSignalVector(ConnectionOrSignalVector *c) { + if (reinterpret_cast<quintptr>(c) & 1) + return reinterpret_cast<SignalVector *>(reinterpret_cast<quintptr>(c) & ~quintptr(1u)); + return nullptr; + } + static Connection *fromSignalVector(SignalVector *v) { + return reinterpret_cast<Connection *>(reinterpret_cast<quintptr>(v) | quintptr(1u)); + } + }; + + struct Connection : public ConnectionOrSignalVector { + // linked list of connections connected to slots in this object, next is in base class + Connection **prev; + // linked list of connections connected to signals in this object + QAtomicPointer<Connection> nextConnectionList; + Connection *prevConnectionList; + QObject *sender; - QObject *receiver; + QAtomicPointer<QObject> receiver; + QAtomicPointer<QThreadData> receiverThreadData; union { StaticMetaCallFunction callFunction; QtPrivate::QSlotObjectBase *slotObj; }; - // The next pointer for the singly-linked ConnectionList - Connection *nextConnectionList; - //senders linked list - Connection *next; - Connection **prev; QAtomicPointer<const int> argumentTypes; QAtomicInt ref_; + uint id = 0; ushort method_offset; ushort method_relative; - uint signal_index : 27; // In signal range (see QObjectPrivate::signalIndex()) + int signal_index : 27; // In signal range (see QObjectPrivate::signalIndex()) ushort connectionType : 3; // 0 == auto, 1 == direct, 2 == queued, 4 == blocking ushort isSlotObject : 1; ushort ownArgumentTypes : 1; - Connection() : nextConnectionList(nullptr), ref_(2), ownArgumentTypes(true) { + Connection() : ref_(2), ownArgumentTypes(true) { //ref_ is 2 for the use in the internal lists, and for the use in QMetaObject::Connection } ~Connection(); int method() const { Q_ASSERT(!isSlotObject); return method_offset + method_relative; } void ref() { ref_.ref(); } + void freeSlotObject() + { + if (isSlotObject) { + slotObj->destroyIfLastRef(); + isSlotObject = false; + } + } void deref() { if (!ref_.deref()) { - Q_ASSERT(!receiver); + Q_ASSERT(!receiver.load()); + Q_ASSERT(!isSlotObject); delete this; } } }; // ConnectionList is a singly-linked list struct ConnectionList { - ConnectionList() : first(nullptr), last(nullptr) {} - Connection *first; - Connection *last; + QAtomicPointer<Connection> first; + QAtomicPointer<Connection> last; }; struct Sender { + Sender(QObject *receiver, QObject *sender, int signal) + : receiver(receiver), sender(sender), signal(signal) + { + if (receiver) { + ConnectionData *cd = receiver->d_func()->connections.load(); + previous = cd->currentSender; + cd->currentSender = this; + } + } + ~Sender() + { + if (receiver) + receiver->d_func()->connections.load()->currentSender = previous; + } + void receiverDeleted() + { + Sender *s = this; + while (s) { + s->receiver = nullptr; + s = s->previous; + } + } + Sender *previous; + QObject *receiver; QObject *sender; int signal; - int ref; }; + struct SignalVector : public ConnectionOrSignalVector { + quintptr allocated; + // ConnectionList signals[] + ConnectionList &at(int i) + { + return reinterpret_cast<ConnectionList *>(this + 1)[i + 1]; + } + const ConnectionList &at(int i) const + { + return reinterpret_cast<const ConnectionList *>(this + 1)[i + 1]; + } + int count() const { return static_cast<int>(allocated); } + }; + + + + /* + This contains the all connections from and to an object. + + The signalVector contains the lists of connections for a given signal. The index in the vector correspond + to the signal index. The signal index is the one returned by QObjectPrivate::signalIndex (not + QMetaObject::indexOfSignal). allsignals contains a list of special connections that will get invoked on + any signal emission. This is done by connecting to signal index -1. + + This vector is protected by the object mutex (signalSlotLock()) + + Each Connection is also part of a 'senders' linked list. This one contains all connections connected + to a slot in this object. The mutex of the receiver must be locked when touching the pointers of this + linked list. + */ + struct ConnectionData { + // the id below is used to avoid activating new connections. When the object gets + // deleted it's set to 0, so that signal emission stops + QAtomicInteger<uint> currentConnectionId; + QAtomicInt ref; + QAtomicPointer<SignalVector> signalVector; + Connection *senders = nullptr; + Sender *currentSender = nullptr; // object currently activating the object + QAtomicPointer<Connection> orphaned; + + ~ConnectionData() + { + deleteOrphaned(orphaned.load()); + SignalVector *v = signalVector.load(); + if (v) + free(v); + } + + // must be called on the senders connection data + // assumes the senders and receivers lock are held + void removeConnection(Connection *c); + void cleanOrphanedConnections(QObject *sender) + { + if (orphaned.load() && ref == 1) + cleanOrphanedConnectionsImpl(sender); + } + void cleanOrphanedConnectionsImpl(QObject *sender); + + ConnectionList &connectionsForSignal(int signal) + { + return signalVector.load()->at(signal); + } + + void resizeSignalVector(uint size) { + SignalVector *vector = this->signalVector.load(); + if (vector && vector->allocated > size) + return; + size = (size + 7) & ~7; + SignalVector *newVector = reinterpret_cast<SignalVector *>(malloc(sizeof(SignalVector) + (size + 1) * sizeof(ConnectionList))); + int start = -1; + if (vector) { + memcpy(newVector, vector, sizeof(SignalVector) + (vector->allocated + 1) * sizeof(ConnectionList)); + start = vector->count(); + } + for (int i = start; i < int(size); ++i) + newVector->at(i) = ConnectionList(); + newVector->next = nullptr; + newVector->allocated = size; + + signalVector.store(newVector); + if (vector) { + vector->nextInOrphanList = orphaned.load(); + orphaned.store(ConnectionOrSignalVector::fromSignalVector(vector)); + } + } + int signalVectorCount() const { + return signalVector ? signalVector.load()->count() : -1; + } + + static void deleteOrphaned(ConnectionOrSignalVector *c); + }; QObjectPrivate(int version = QObjectPrivateVersion); virtual ~QObjectPrivate(); @@ -187,13 +332,6 @@ public: QObjectList senderList() const; void addConnection(int signal, Connection *c); - void cleanConnectionLists(); - - static inline Sender *setCurrentSender(QObject *receiver, - Sender *sender); - static inline void resetCurrentSender(QObject *receiver, - Sender *currentSender, - Sender *previousSender); static QObjectPrivate *get(QObject *o) { return o->d_func(); @@ -201,7 +339,8 @@ public: static const QObjectPrivate *get(const QObject *o) { return o->d_func(); } int signalIndex(const char *signalName, const QMetaObject **meta = nullptr) const; - inline bool isSignalConnected(uint signalIdx, bool checkDeclarative = true) const; + bool isSignalConnected(uint signalIdx, bool checkDeclarative = true) const; + bool maybeSignalConnected(uint signalIndex) const; inline bool isDeclarativeSignalConnected(uint signalIdx) const; // To allow abitrary objects to call connectNotify()/disconnectNotify() without making @@ -224,15 +363,21 @@ public: const int *types, const QMetaObject *senderMetaObject); static QMetaObject::Connection connect(const QObject *sender, int signal_index, QtPrivate::QSlotObjectBase *slotObj, Qt::ConnectionType type); static bool disconnect(const QObject *sender, int signal_index, void **slot); + + void ensureConnectionData() + { + if (connections.load()) + return; + ConnectionData *cd = new ConnectionData; + cd->ref.ref(); + connections.store(cd); + } public: ExtraData *extraData; // extra data set by the user QThreadData *threadData; // id of the thread that owns the object - QObjectConnectionListVector *connectionLists; - - Connection *senders; // linked list of connections connected to this object - Sender *currentSender; // object currently activating the object - mutable quint32 connectedSignals[2]; + using ConnectionDataPointer = QExplicitlySharedDataPointer<ConnectionData>; + QAtomicPointer<ConnectionData> connections; union { QObject *currentChildBeingDeleted; // should only be used when QObjectData::isDeletingChildren is set @@ -246,47 +391,12 @@ public: Q_DECLARE_TYPEINFO(QObjectPrivate::ConnectionList, Q_MOVABLE_TYPE); -/*! \internal - - Returns \c true if the signal with index \a signal_index from object \a sender is connected. - Signals with indices above a certain range are always considered connected (see connectedSignals - in QObjectPrivate). - - \a signal_index must be the index returned by QObjectPrivate::signalIndex; -*/ -inline bool QObjectPrivate::isSignalConnected(uint signal_index, bool checkDeclarative) const -{ - return signal_index >= sizeof(connectedSignals) * 8 - || (connectedSignals[signal_index >> 5] & (1 << (signal_index & 0x1f)) - || (checkDeclarative && isDeclarativeSignalConnected(signal_index))); -} - inline bool QObjectPrivate::isDeclarativeSignalConnected(uint signal_index) const { return declarativeData && QAbstractDeclarativeData::isSignalConnected && QAbstractDeclarativeData::isSignalConnected(declarativeData, q_func(), signal_index); } -inline QObjectPrivate::Sender *QObjectPrivate::setCurrentSender(QObject *receiver, - Sender *sender) -{ - Sender *previousSender = receiver->d_func()->currentSender; - receiver->d_func()->currentSender = sender; - return previousSender; -} - -inline void QObjectPrivate::resetCurrentSender(QObject *receiver, - Sender *currentSender, - Sender *previousSender) -{ - // ref is set to zero when this object is deleted during the metacall - if (currentSender->ref == 1) - receiver->d_func()->currentSender = previousSender; - // if we've recursed, we need to tell the caller about the objects deletion - if (previousSender) - previousSender->ref = currentSender->ref; -} - inline void QObjectPrivate::connectNotify(const QMetaMethod &signal) { q_ptr->connectNotify(signal); @@ -372,7 +482,26 @@ Q_DECLARE_TYPEINFO(QObjectPrivate::Connection, Q_MOVABLE_TYPE); Q_DECLARE_TYPEINFO(QObjectPrivate::Sender, Q_MOVABLE_TYPE); class QSemaphore; -class Q_CORE_EXPORT QMetaCallEvent : public QEvent +class Q_CORE_EXPORT QAbstractMetaCallEvent : public QEvent +{ +public: + QAbstractMetaCallEvent(const QObject *sender, int signalId, QSemaphore *semaphore = nullptr) + : QEvent(MetaCall), signalId_(signalId), sender_(sender), semaphore_(semaphore) + {} + ~QAbstractMetaCallEvent(); + + virtual void placeMetaCall(QObject *object) = 0; + + inline const QObject *sender() const { return sender_; } + inline int signalId() const { return signalId_; } + +private: + int signalId_; + const QObject *sender_; + QSemaphore *semaphore_; +}; + +class Q_CORE_EXPORT QMetaCallEvent : public QAbstractMetaCallEvent { public: QMetaCallEvent(ushort method_offset, ushort method_relative, QObjectPrivate::StaticMetaCallFunction callFunction , const QObject *sender, int signalId, @@ -383,23 +512,18 @@ public: QMetaCallEvent(QtPrivate::QSlotObjectBase *slotObj, const QObject *sender, int signalId, int nargs = 0, int *types = nullptr, void **args = nullptr, QSemaphore *semaphore = nullptr); - ~QMetaCallEvent(); + ~QMetaCallEvent() override; inline int id() const { return method_offset_ + method_relative_; } - inline const QObject *sender() const { return sender_; } - inline int signalId() const { return signalId_; } inline void **args() const { return args_; } - virtual void placeMetaCall(QObject *object); + virtual void placeMetaCall(QObject *object) override; private: QtPrivate::QSlotObjectBase *slotObj_; - const QObject *sender_; - int signalId_; int nargs_; int *types_; void **args_; - QSemaphore *semaphore_; QObjectPrivate::StaticMetaCallFunction callFunction_; ushort method_offset_; ushort method_relative_; diff --git a/src/corelib/kernel/qobjectdefs.h b/src/corelib/kernel/qobjectdefs.h index b84e87959a..4d5ac4dcb2 100644 --- a/src/corelib/kernel/qobjectdefs.h +++ b/src/corelib/kernel/qobjectdefs.h @@ -64,11 +64,7 @@ class QString; // The following macros can be defined by tools that understand Qt // to have the information from the macro. #ifndef QT_ANNOTATE_CLASS -# ifndef Q_COMPILER_VARIADIC_MACROS -# define QT_ANNOTATE_CLASS(type, x) -# else -# define QT_ANNOTATE_CLASS(type, ...) -# endif +# define QT_ANNOTATE_CLASS(type, ...) #endif #ifndef QT_ANNOTATE_CLASS2 # define QT_ANNOTATE_CLASS2(type, a1, a2) @@ -105,11 +101,7 @@ class QString; #endif #define Q_PLUGIN_METADATA(x) QT_ANNOTATE_CLASS(qt_plugin_metadata, x) #define Q_INTERFACES(x) QT_ANNOTATE_CLASS(qt_interfaces, x) -#ifdef Q_COMPILER_VARIADIC_MACROS -# define Q_PROPERTY(...) QT_ANNOTATE_CLASS(qt_property, __VA_ARGS__) -#else -# define Q_PROPERTY(text) QT_ANNOTATE_CLASS(qt_property, text) -#endif +#define Q_PROPERTY(...) QT_ANNOTATE_CLASS(qt_property, __VA_ARGS__) #define Q_PRIVATE_PROPERTY(d, text) QT_ANNOTATE_CLASS2(qt_private_property, d, text) #ifndef Q_REVISION # define Q_REVISION(v) @@ -119,13 +111,13 @@ class QString; #define Q_ENUMS(x) QT_ANNOTATE_CLASS(qt_enums, x) #define Q_FLAGS(x) QT_ANNOTATE_CLASS(qt_enums, x) #define Q_ENUM_IMPL(ENUM) \ - friend Q_DECL_CONSTEXPR const QMetaObject *qt_getEnumMetaObject(ENUM) Q_DECL_NOEXCEPT { return &staticMetaObject; } \ - friend Q_DECL_CONSTEXPR const char *qt_getEnumName(ENUM) Q_DECL_NOEXCEPT { return #ENUM; } + friend Q_DECL_CONSTEXPR const QMetaObject *qt_getEnumMetaObject(ENUM) noexcept { return &staticMetaObject; } \ + friend Q_DECL_CONSTEXPR const char *qt_getEnumName(ENUM) noexcept { return #ENUM; } #define Q_ENUM(x) Q_ENUMS(x) Q_ENUM_IMPL(x) #define Q_FLAG(x) Q_FLAGS(x) Q_ENUM_IMPL(x) #define Q_ENUM_NS_IMPL(ENUM) \ - inline Q_DECL_CONSTEXPR const QMetaObject *qt_getEnumMetaObject(ENUM) Q_DECL_NOEXCEPT { return &staticMetaObject; } \ - inline Q_DECL_CONSTEXPR const char *qt_getEnumName(ENUM) Q_DECL_NOEXCEPT { return #ENUM; } + inline Q_DECL_CONSTEXPR const QMetaObject *qt_getEnumMetaObject(ENUM) noexcept { return &staticMetaObject; } \ + inline Q_DECL_CONSTEXPR const char *qt_getEnumName(ENUM) noexcept { return #ENUM; } #define Q_ENUM_NS(x) Q_ENUMS(x) Q_ENUM_NS_IMPL(x) #define Q_FLAG_NS(x) Q_FLAGS(x) Q_ENUM_NS_IMPL(x) #define Q_SCRIPTABLE QT_ANNOTATE_FUNCTION(qt_scriptable) @@ -344,7 +336,7 @@ struct Q_CORE_EXPORT QMetaObject const char *className() const; const QMetaObject *superClass() const; - bool inherits(const QMetaObject *metaObject) const Q_DECL_NOEXCEPT; + bool inherits(const QMetaObject *metaObject) const noexcept; QObject *cast(QObject *obj) const; const QObject *cast(const QObject *obj) const; @@ -588,6 +580,7 @@ struct Q_CORE_EXPORT QMetaObject private: static bool invokeMethodImpl(QObject *object, QtPrivate::QSlotObjectBase *slot, Qt::ConnectionType type, void *ret); + friend class QTimer; }; class Q_CORE_EXPORT QMetaObject::Connection { @@ -609,8 +602,8 @@ public: operator RestrictedBool() const { return d_ptr && isConnected_helper() ? &Connection::d_ptr : nullptr; } #endif - Connection(Connection &&o) Q_DECL_NOTHROW : d_ptr(o.d_ptr) { o.d_ptr = nullptr; } - Connection &operator=(Connection &&other) Q_DECL_NOTHROW + Connection(Connection &&o) noexcept : d_ptr(o.d_ptr) { o.d_ptr = nullptr; } + Connection &operator=(Connection &&other) noexcept { qSwap(d_ptr, other.d_ptr); return *this; } }; diff --git a/src/corelib/kernel/qobjectdefs_impl.h b/src/corelib/kernel/qobjectdefs_impl.h index aa6bd84e95..31ecc8b20d 100644 --- a/src/corelib/kernel/qobjectdefs_impl.h +++ b/src/corelib/kernel/qobjectdefs_impl.h @@ -386,8 +386,8 @@ namespace QtPrivate { public: explicit QSlotObjectBase(ImplFn fn) : m_ref(1), m_impl(fn) {} - inline int ref() Q_DECL_NOTHROW { return m_ref.ref(); } - inline void destroyIfLastRef() Q_DECL_NOTHROW + inline int ref() noexcept { return m_ref.ref(); } + inline void destroyIfLastRef() noexcept { if (!m_ref.deref()) m_impl(Destroy, this, nullptr, nullptr, nullptr); } inline bool compare(void **a) { bool ret = false; m_impl(Compare, this, nullptr, a, &ret); return ret; } diff --git a/src/corelib/kernel/qpointer.h b/src/corelib/kernel/qpointer.h index b2b3cda4ab..7052bcf0d4 100644 --- a/src/corelib/kernel/qpointer.h +++ b/src/corelib/kernel/qpointer.h @@ -77,13 +77,13 @@ public: ~QPointer(); #endif - inline void swap(QPointer &other) { wp.swap(other.wp); } + inline void swap(QPointer &other) noexcept { wp.swap(other.wp); } inline QPointer<T> &operator=(T* p) { wp.assign(static_cast<QObjectType*>(p)); return *this; } inline T* data() const - { return static_cast<T*>( wp.data()); } + { return static_cast<T*>(wp.internalData()); } inline T* operator->() const { return data(); } inline T& operator*() const @@ -143,9 +143,14 @@ template<typename T> QPointer<T> qPointerFromVariant(const QVariant &variant) { - return QPointer<T>(qobject_cast<T*>(QtSharedPointer::weakPointerFromVariant_internal(variant).data())); + const auto wp = QtSharedPointer::weakPointerFromVariant_internal(variant); + return QPointer<T>{qobject_cast<T*>(QtPrivate::EnableInternalData::internalData(wp))}; } +template <class T> +inline void swap(QPointer<T> &p1, QPointer<T> &p2) noexcept +{ p1.swap(p2); } + QT_END_NAMESPACE #endif // QT_NO_QOBJECT diff --git a/src/corelib/kernel/qpoll.cpp b/src/corelib/kernel/qpoll.cpp index 8e93c4d363..8b87bfe79d 100644 --- a/src/corelib/kernel/qpoll.cpp +++ b/src/corelib/kernel/qpoll.cpp @@ -39,6 +39,10 @@ #include "qcore_unix_p.h" +#ifdef Q_OS_RTEMS +#include <rtems/rtems_bsdnet_internal.h> +#endif + QT_BEGIN_NAMESPACE #define QT_POLL_READ_MASK (POLLIN | POLLRDNORM) @@ -135,6 +139,11 @@ static inline int qt_poll_sweep(struct pollfd *fds, nfds_t nfds, static inline bool qt_poll_is_bad_fd(int fd) { +#ifdef Q_OS_RTEMS + if (!rtems_bsdnet_fdToSocket(fd)) + return true; +#endif + int ret; EINTR_LOOP(ret, fcntl(fd, F_GETFD)); return (ret == -1 && errno == EBADF); diff --git a/src/corelib/kernel/qppsattribute.cpp b/src/corelib/kernel/qppsattribute.cpp index 6be462edb5..166d590872 100644 --- a/src/corelib/kernel/qppsattribute.cpp +++ b/src/corelib/kernel/qppsattribute.cpp @@ -145,7 +145,6 @@ QPpsAttribute &QPpsAttribute::operator=(const QPpsAttribute &other) return *this; } -#ifdef Q_COMPILER_RVALUE_REFS QPpsAttribute::QPpsAttribute(QPpsAttribute &&other) : d(other.d) { other.d->type = QPpsAttribute::None; @@ -156,7 +155,6 @@ QPpsAttribute &QPpsAttribute::operator=(QPpsAttribute &&other) qSwap(d, other.d); return *this; } -#endif bool QPpsAttribute::operator==(const QPpsAttribute &other) const { diff --git a/src/corelib/kernel/qppsattribute_p.h b/src/corelib/kernel/qppsattribute_p.h index b59dcd5851..d6611cb675 100644 --- a/src/corelib/kernel/qppsattribute_p.h +++ b/src/corelib/kernel/qppsattribute_p.h @@ -96,10 +96,8 @@ public: bool operator==(const QPpsAttribute &other) const; bool operator!=(const QPpsAttribute &other) const; -#ifdef Q_COMPILER_RVALUE_REFS QPpsAttribute(QPpsAttribute &&other); QPpsAttribute &operator=(QPpsAttribute &&other); -#endif bool isValid() const; Type type() const; diff --git a/src/corelib/kernel/qsharedmemory_p.h b/src/corelib/kernel/qsharedmemory_p.h index 95fe0d1083..bf7c42dc62 100644 --- a/src/corelib/kernel/qsharedmemory_p.h +++ b/src/corelib/kernel/qsharedmemory_p.h @@ -69,7 +69,7 @@ namespace QSharedMemoryPrivate #include "qsystemsemaphore.h" #include "private/qobject_p.h" -#if !defined(Q_OS_WIN) && !defined(Q_OS_ANDROID) && !defined(Q_OS_INTEGRITY) +#if !defined(Q_OS_WIN) && !defined(Q_OS_ANDROID) && !defined(Q_OS_INTEGRITY) && !defined(Q_OS_RTEMS) # include <sys/sem.h> #endif @@ -98,7 +98,7 @@ public: { if (q_sm && q_sm->lock()) return true; - q_sm = 0; + q_sm = nullptr; return false; } diff --git a/src/corelib/kernel/qsystemerror.cpp b/src/corelib/kernel/qsystemerror.cpp index 9d0394e4a5..a735e12925 100644 --- a/src/corelib/kernel/qsystemerror.cpp +++ b/src/corelib/kernel/qsystemerror.cpp @@ -112,7 +112,7 @@ static QString windowsErrorString(int errorCode) static QString standardLibraryErrorString(int errorCode) { - const char *s = 0; + const char *s = nullptr; QString ret; switch (errorCode) { case 0: diff --git a/src/corelib/kernel/qtcore_eval.cpp b/src/corelib/kernel/qtcore_eval.cpp deleted file mode 100644 index 5437210699..0000000000 --- a/src/corelib/kernel/qtcore_eval.cpp +++ /dev/null @@ -1,560 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2016 The Qt Company Ltd. -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <qcoreevent.h> -#include <qdatetime.h> -#include <qlibraryinfo.h> -#include <qobject.h> -#include <qcoreapplication.h> -#include <private/qcoreapplication_p.h> - -#include "stdio.h" -#include "stdlib.h" - -QT_BEGIN_NAMESPACE - -#include "qconfig_eval.cpp" - -static const char boilerplate_supported_but_time_limited[] = - "\nQt %1 Evaluation License\n" - "Copyright (C) 2016 The Qt Company Ltd.\n" - "This trial version may only be used for evaluation purposes\n" - "and will shut down after 120 minutes.\n" - "Registered to:\n" - " Licensee: %2\n\n" - "The evaluation expires in %4 days\n\n" - "Contact http://www.qt.io/contact-us for pricing and purchasing information.\n"; - -static const char boilerplate_supported[] = - "\nQt %1 Evaluation License\n" - "Copyright (C) 2016 The Qt Company Ltd.\n" - "This trial version may only be used for evaluation purposes\n" - "Registered to:\n" - " Licensee: %2\n\n" - "The evaluation expires in %4 days\n\n" - "Contact http://www.qt.io/contact-us for pricing and purchasing information.\n"; - -static const char boilerplate_expired[] = - "This software is using the trial version of the Qt GUI toolkit.\n" - "The trial period has expired. If you need more time to\n" - "evaluate Qt, or if you have any questions about Qt, contact us\n" - "at: http://www.qt.io/contact-us.\n\n"; - -static const char will_shutdown_1min[] = - "\nThe evaluation of Qt will SHUT DOWN in 1 minute.\n" - "Contact http://www.qt.io/contact-us for pricing and purchasing information.\n"; - -static const char will_shutdown_now[] = - "\nThe evaluation of Qt has now reached its automatic\n" - "timeout and will shut down.\n" - "Contact http://www.qt.io/contact-us for pricing and purchasing information.\n"; - -enum EvaluationStatus { - EvaluationNotSupported = 0, - EvaluationSupportedButTimeLimited, - EvaluationSupported -}; - -static EvaluationStatus qt_eval_is_supported() -{ - const volatile char *const license_key = qt_eval_key_data + 12; - - // fast fail - if (!qt_eval_key_data[0] || !*license_key) - return EvaluationNotSupported; - - // is this an unsupported evaluation? - const volatile char *typecode = license_key; - int field = 2; - for ( ; field && *typecode; ++typecode) - if (*typecode == '-') - --field; - - if (!field && typecode[1] == '4' && typecode[2] == 'M') { - if (typecode[0] == 'Q') - return EvaluationSupportedButTimeLimited; - else if (typecode[0] == 'R' || typecode[0] == 'Z') - return EvaluationSupported; - } - return EvaluationNotSupported; -} - -static int qt_eval_days_left() -{ - const volatile char *const expiry_date = qt_eval_expiry_date + 12; - - QDate today = QDate::currentDate(); - QDate lastday = QDate::fromString( - QString::fromLatin1(const_cast<const char*>(expiry_date)), Qt::ISODate); - return today.daysTo(lastday); -} - -static bool qt_eval_is_expired() -{ - return qt_eval_days_left() < 0; -} - -static QString qt_eval_string() -{ - const char *msg; - switch (qt_eval_is_supported()) { - case EvaluationSupportedButTimeLimited: - msg = boilerplate_supported_but_time_limited; - break; - case EvaluationSupported: - msg = boilerplate_supported; - break; - default: - return QString(); - } - - return QString::fromLatin1(msg) - .arg(QLatin1String(QT_VERSION_STR)) - .arg(QLibraryInfo::licensee()) - .arg(qt_eval_days_left()); -} - -#define WARN_TIMEOUT 60 * 1000 * 119 -#define KILL_DELAY 60 * 1000 * 1 - -class QCoreFuriCuri : public QObject -{ -public: - - int warn; - int kill; - - QCoreFuriCuri() : QObject(), warn(-1), kill(-1) - { - if (qt_eval_is_supported() == EvaluationSupportedButTimeLimited) { - warn = startTimer(WARN_TIMEOUT); - kill = 0; - } - } - - void timerEvent(QTimerEvent *e) override { - if (e->timerId() == warn) { - killTimer(warn); - fprintf(stderr, "%s\n", will_shutdown_1min); - kill = startTimer(KILL_DELAY); - } else if (e->timerId() == kill) { - fprintf(stderr, "%s\n", will_shutdown_now); - QCoreApplication::instance()->quit(); - } - } -}; - -#if defined(QT_BUILD_CORE_LIB) || defined (QT_BOOTSTRAPPED) - -void qt_core_eval_init(QCoreApplicationPrivate::Type type) -{ - if (type != QCoreApplicationPrivate::Tty) - return; - - if (!qt_eval_is_supported()) - return; - - if (qt_eval_is_expired()) { - fprintf(stderr, "%s\n", boilerplate_expired); - exit(0); - } else { - fprintf(stderr, "%s\n", qPrintable(qt_eval_string())); - Q_UNUSED(new QCoreFuriCuri()); - } -} -#endif - -#ifdef QT_BUILD_WIDGETS_LIB - -QT_BEGIN_INCLUDE_NAMESPACE -#include <qdialog.h> -#include <qlabel.h> -#include <qlayout.h> -#include <qmessagebox.h> -#if QT_CONFIG(pushbutton) -#include <qpushbutton.h> -#endif -#include <qtimer.h> -#include <qapplication.h> -QT_END_INCLUDE_NAMESPACE - - -static const char * const qtlogo_eval_xpm[] = { -/* columns rows colors chars-per-pixel */ -"46 55 174 2", -" c #002E02", -". c #00370D", -"X c #003A0E", -"o c #003710", -"O c #013C13", -"+ c #043E1A", -"@ c #084F0A", -"# c #0B520C", -"$ c #054413", -"% c #0C4C17", -"& c #07421D", -"* c #09451D", -"= c #0D491E", -"- c #125515", -"; c #13541A", -": c #17591B", -"> c #1B5C1D", -", c #1F611F", -"< c #20621E", -"1 c #337B1E", -"2 c #0B4521", -"3 c #0F4923", -"4 c #114B24", -"5 c #154D2A", -"6 c #175323", -"7 c #1C5924", -"8 c #1C532F", -"9 c #1E5432", -"0 c #245936", -"q c #265938", -"w c #295C3B", -"e c #246324", -"r c #266823", -"t c #2A6C24", -"y c #276628", -"u c #2D7026", -"i c #327427", -"p c #367927", -"a c #37782A", -"s c #397C2A", -"d c #2E613E", -"f c #336C37", -"g c #2F6040", -"h c #356545", -"j c #3C6B4E", -"k c #3F6C51", -"l c #406E4F", -"z c #406D52", -"x c #477457", -"c c #497557", -"v c #4B7857", -"b c #517B5E", -"n c #3C8423", -"m c #3E812C", -"M c #53A61D", -"N c #41862C", -"B c #458A2D", -"V c #498F2D", -"C c #479324", -"Z c #489226", -"A c #4D952C", -"S c #478B30", -"D c #488C30", -"F c #4D9232", -"G c #509632", -"H c #549A33", -"J c #589F35", -"K c #56A526", -"L c #57A821", -"P c #5BAA27", -"I c #57A32A", -"U c #5CA72E", -"Y c #5DAB2A", -"T c #5CA336", -"R c #60AD2E", -"E c #63B12D", -"W c #65AF35", -"Q c #62A53F", -"! 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J.^.^.^.^.^.^.^.^.P.~ ~ ~ ~ ~ ", -"= = & r ^ W / W ) B o v.^.~.^.^.^.M.U / ~ ~ ! $ o.^.^.^.^.K.* S.^.^.^.^.^.^.^.^.P.~ ~ ~ ~ ~ ", -"= = & e ^ ! ~ W ) a + S.^.^.^.^.^.z.P ( W ~ ( % z ^.^.^.^.~.f t.U.^.^.^.^.~.^.^.P.~ ~ ~ ~ ~ ", -"* = & e ^ W ~ W ) t 3 Y.^.^.^.^.^.f.P ( ~ ~ ^ ; h ^.^.^.^.^.:.@ j ^.^.^.^.h.{ X.&.~ ~ ~ ~ ~ ", -"3 = & e ^ W ~ ~ ^ e 8 Q.^.^.^.^.^.s.P ~ ~ W ^ > 0 ~.^.^.^.^.1.# z ^.^.^.^.d.L W R ~ ~ ~ ~ ~ ", -"= = & e ^ W ~ ~ ^ > q ~.^.^.^.^.^.p.U ^ ~ W ) e 9 ~.^.^.^.^.3.# k ^.^.^.^.f.Y ( / ~ ~ ~ ~ ~ ", -"= = & e ^ W / W ^ > w ~.^.^.^.^.^.i.Y / ~ W ^ e 8 Q.^.^.^.^.a.# z ^.^.^.^.f.Y / ~ ~ ~ ~ ~ ~ ", -"= = & e ^ W / W ^ > w ^.^.^.^.^.^.2.Y / ~ ~ ) e 8 Q.^.^.^.^.s.# z ^.^.^.^.d.P ( ~ ~ ~ ~ ~ ~ ", -"= = & e ^ W W W ^ > q ^.^.^.^.^.^.p.Y / ~ ~ ^ e 9 Q.^.^.^.^.a.@ z ^.^.^.^.f.U / ~ ~ ~ ~ ~ ~ ", -"= = & e ^ W / W ) 7 9 Q.^.^.^.^.^.a.P / ~ W ) , 9 Q.^.^.^.^.3.# z ^.^.~.^.f.P ^ ~ ~ ~ ~ ~ ~ ", -"= = & e ^ W / W ) r 5 T.^.^.^.^.^.d.Y / ~ W ) > q ~.^.^.^.^.1.# k ^.^.^.^.f.Y ( ~ ~ ~ ~ ~ ~ ", -"= = & e ^ / / W ) i 2 I.^.^.^.^.^.h.P ( ~ W ( > g ^.^.^.^.^.:.# z ^.^.^.^.f.P / ~ ~ ~ ~ ~ ~ ", -"= = & e ( W / W ) m O Z.^.^.^.^.^.x.P / ~ ~ ( ; j ^.^.^.^.~.&.- k ^.^.~.^.f.P / ~ ~ ~ ~ ~ ~ ", -"= = & e ( W / W ) F o y.^.~.^.^.^.N.U ( ~ ~ W $ b ^.^.^.^.R._ - k ^.^.^.^.f.Y ( ~ ~ ~ ~ ~ ~ ", -"= = & e ^ W ~ ~ ^ J X 4.^.^.^.^.^.L.~ ~ W ^ T X #.^.^.^.^.F.~ ; j ^.^.^.^.f.U ( ~ ~ ~ ~ ~ ~ ", -"= = & e ^ ~ ~ ~ / ^ % l ^.^.^.^.^.!. .R ^ ^ G . r.^.~.^.^.j.E : j ^.^.^.^.f.P ) ( ~ ~ ~ ~ ~ ", -"= = & e ^ W ~ ~ W ) u = U.^.^.^.^.^.1.Y ! ) a & K.^.^.^.^.;.~ : j ^.^.~.^.z.M I I / ~ ~ W ~ ", -"= = & e ( W ~ ~ W ( G . q.^.^.^.^.^.D.U ^ ! 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W ! ^ W Z [ *.X.{ Y U ~ ~ ~ ~ ~ ", -"= = & e ( W ~ ~ W / W / W ) A < +.A.~.^.^.^.^.!.p.W R ~ ~ ~ ~ ~ W / ) E U W W / ^ ~ ~ ~ ~ ~ ", -"= = & e ^ W ~ ~ / W / / / W ( _ Z X 6.^.^.^.^.E.W ~ ^ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ / ~ ~ ~ ~ ~ ~ ~ ~ ", -"= = & e ^ ~ ~ ~ W W / W ~ ~ ~ ~ ) ; h ^.^.^.^.^.d.M U ~ / ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ W ", -"= = & e ^ W ~ ~ ^ W W / ~ ~ ~ W ) p + S.^.^.^.^.~.M.f. .W ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ .", -"= = & e ^ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ W ( T O +.^.~.^.^.^.^.^.&.Y ( ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ W ( Y 2.", -"= = & e ( W ~ ~ ~ ~ ~ ~ ~ ~ ~ / W ) N + b.^.^.^.^.^.^.&.R ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ W /.", -"= = & e ^ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ W ^ N 7 r.W.^.^.^.!.X.W ~ ~ W ~ W ~ ~ ~ ~ ~ ~ / ( ( K p./.", -"= = & e ( W ~ ~ W ~ ~ ~ ~ ~ ~ ~ ~ ~ W ( W C Q &.:.X.| ~ ~ ~ ~ W ~ / ~ ( / ( ~ W E U P 1././.", -"= = + e ^ / / / ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ W / ) ^ R Y W W ~ ~ ( / ( / W R Y Y U R ( X.,././././.", -"= = * e ( / ~ / ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ W W W ! ( ( ( W W E U P Y W ( X.,.d./././././././././.", -"= = * e ( W ~ ~ ~ ~ W ! ~ W ~ W ~ ( ( / ^ W W U Y P W ( X.,.d./././././././././././././././.", -"8 $ * e ( W ~ ~ ~ ! ( ( ( / ( W R Y Y Y R ( X.>.d./././././././././././././././././././././.", -"/.d . y ^ / / / ( W Y Y P P W ( X.>.d./././././././././././././././././././././././././././.", -"/./.h : ^ R R R W ( X.<.f./././././././././././././././././././././././././././././././././.", -"/././.] _ *.3./././././././././././././././././././././././././././././././././././././././." -}; - -class EvalMessageBox : public QDialog -{ -public: - EvalMessageBox(bool expired) - { - setWindowTitle(QLatin1String(" ")); - - QString str = expired ? QLatin1String(boilerplate_expired) : qt_eval_string(); - str = str.trimmed(); - - QFrame *border = new QFrame(this); - - QLabel *pixmap_label = new QLabel(border); - pixmap_label->setPixmap(QPixmap(qtlogo_eval_xpm)); - pixmap_label->setAlignment(Qt::AlignTop); - - QLabel *text_label = new QLabel(str, border); - - QHBoxLayout *pm_and_text_layout = new QHBoxLayout(); - pm_and_text_layout->addWidget(pixmap_label); - pm_and_text_layout->addWidget(text_label); - - QVBoxLayout *master_layout = new QVBoxLayout(border); - master_layout->addLayout(pm_and_text_layout); - - QVBoxLayout *border_layout = new QVBoxLayout(this); - border_layout->setMargin(0); - border_layout->addWidget(border); - - if (expired) { - QPushButton *cmd = new QPushButton(QLatin1String("OK"), border); - cmd->setSizePolicy(QSizePolicy::Fixed, QSizePolicy::Fixed); - cmd->setDefault(true); - - QHBoxLayout *button_layout = new QHBoxLayout(); - master_layout->addLayout(button_layout); - button_layout->addWidget(cmd); - - connect(cmd, SIGNAL(clicked()), this, SLOT(close())); - } else { - border->setFrameShape(QFrame::WinPanel); - border->setFrameShadow(QFrame::Raised); - setParent(parentWidget(), Qt::FramelessWindowHint | Qt::WindowStaysOnTopHint); - QTimer::singleShot(7000, this, SLOT(close())); - setAttribute(Qt::WA_DeleteOnClose); - setAttribute(Qt::WA_QuitOnClose, false); - } - - setFixedSize(sizeHint()); - } -}; - -class QGuiFuriCuri : public QCoreFuriCuri -{ -public: - void timerEvent(QTimerEvent *e) { - if (e->timerId() == warn) { - killTimer(warn); - QMessageBox::information(0, QLatin1String("Automatic Timeout"), QLatin1String(will_shutdown_1min)); - kill = startTimer(KILL_DELAY); - } else if (e->timerId() == kill) { - killTimer(kill); - QMessageBox::information(0, QLatin1String("Automatic Timeout"), QLatin1String(will_shutdown_now)); - qApp->quit(); - } - } -}; - - -void qt_gui_eval_init(QCoreApplicationPrivate::Type type) -{ - Q_UNUSED(type); - - if (!qt_eval_is_supported()) - return; - - if (qt_eval_is_expired()) { - EvalMessageBox box(true); - box.exec(); - ::exit(0); - } else { - Q_UNUSED(new QGuiFuriCuri()); - } -} - -static QString qt_eval_title_prefix() -{ - return QLatin1String("[Qt Evaluation] "); -} - -QString qt_eval_adapt_window_title(const QString &title) -{ - if (!qt_eval_is_supported()) - return title; - return qt_eval_title_prefix() + title; -} - -void qt_eval_init_widget(QWidget *w) -{ - if (!qt_eval_is_supported()) - return; - if (w->isTopLevel() && w->windowTitle().isEmpty() && w->windowType() != Qt::Desktop ) { - w->setWindowTitle(QLatin1String(" ")); - } -} -#endif - -QT_END_NAMESPACE diff --git a/src/corelib/kernel/qtestsupport_core.cpp b/src/corelib/kernel/qtestsupport_core.cpp index c54b933f94..7bd81ed498 100644 --- a/src/corelib/kernel/qtestsupport_core.cpp +++ b/src/corelib/kernel/qtestsupport_core.cpp @@ -102,7 +102,7 @@ Q_CORE_EXPORT void QTest::qWait(int ms) int remaining = ms; do { QCoreApplication::processEvents(QEventLoop::AllEvents, remaining); - QCoreApplication::sendPostedEvents(Q_NULLPTR, QEvent::DeferredDelete); + QCoreApplication::sendPostedEvents(nullptr, QEvent::DeferredDelete); remaining = timer.remainingTime(); if (remaining <= 0) break; diff --git a/src/corelib/kernel/qtimer.cpp b/src/corelib/kernel/qtimer.cpp index 9d3bd5fdbf..178227e914 100644 --- a/src/corelib/kernel/qtimer.cpp +++ b/src/corelib/kernel/qtimer.cpp @@ -42,6 +42,8 @@ #include "qabstracteventdispatcher.h" #include "qcoreapplication.h" #include "qobject_p.h" +#include "qthread.h" +#include "qcoreapplication_p.h" QT_BEGIN_NAMESPACE @@ -343,6 +345,33 @@ void QTimer::singleShotImpl(int msec, Qt::TimerType timerType, const QObject *receiver, QtPrivate::QSlotObjectBase *slotObj) { + if (msec == 0) { + bool deleteReceiver = false; + // Optimize: set a receiver context when none is given, such that we can use + // QMetaObject::invokeMethod which is more efficient than going through a timer. + // We need a QObject living in the current thread. But the QThread itself lives + // in a different thread - with the exception of the main QThread which lives in + // itself. And QThread::currentThread() is among the few QObjects we know that will + // most certainly be there. Note that one can actually call singleShot before the + // QApplication is created! + if (!receiver && QThread::currentThread() == QCoreApplicationPrivate::mainThread()) { + // reuse main thread as context object + receiver = QThread::currentThread(); + } else if (!receiver) { + // Create a receiver context object on-demand. According to the benchmarks, + // this is still more efficient than going through a timer. + receiver = new QObject; + deleteReceiver = true; + } + + QMetaObject::invokeMethodImpl(const_cast<QObject *>(receiver), slotObj, + Qt::QueuedConnection, nullptr); + + if (deleteReceiver) + const_cast<QObject *>(receiver)->deleteLater(); + return; + } + new QSingleShotTimer(msec, timerType, receiver, slotObj); } diff --git a/src/corelib/kernel/qtimer.h b/src/corelib/kernel/qtimer.h index 336b814b27..eb7185c12d 100644 --- a/src/corelib/kernel/qtimer.h +++ b/src/corelib/kernel/qtimer.h @@ -218,7 +218,7 @@ private: inline int startTimer(int){ return -1;} inline void killTimer(int){} - static Q_DECL_CONSTEXPR Qt::TimerType defaultTypeFor(int msecs) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR Qt::TimerType defaultTypeFor(int msecs) noexcept { return msecs >= 2000 ? Qt::CoarseTimer : Qt::PreciseTimer; } static void singleShotImpl(int msec, Qt::TimerType timerType, const QObject *receiver, QtPrivate::QSlotObjectBase *slotObj); diff --git a/src/corelib/kernel/qtimerinfo_unix.cpp b/src/corelib/kernel/qtimerinfo_unix.cpp index c3b8c86063..39010c19cb 100644 --- a/src/corelib/kernel/qtimerinfo_unix.cpp +++ b/src/corelib/kernel/qtimerinfo_unix.cpp @@ -215,7 +215,7 @@ static timespec roundToMillisecond(timespec val) QDebug operator<<(QDebug s, timeval tv) { QDebugStateSaver saver(s); - s.nospace() << tv.tv_sec << "." << qSetFieldWidth(6) << qSetPadChar(QChar(48)) << tv.tv_usec << reset; + s.nospace() << tv.tv_sec << "." << qSetFieldWidth(6) << qSetPadChar(QChar(48)) << tv.tv_usec << Qt::reset; return s; } QDebug operator<<(QDebug s, Qt::TimerType t) @@ -373,7 +373,7 @@ static void calculateNextTimeout(QTimerInfo *t, timespec currentTime) #ifdef QTIMERINFO_DEBUG if (t->timerType != Qt::PreciseTimer) - qDebug() << "timer" << t->timerType << hex << t->id << dec << "interval" << t->interval + qDebug() << "timer" << t->timerType << Qt::hex << t->id << Qt::dec << "interval" << t->interval << "originally expected at" << t->expected << "will fire at" << t->timeout << "or" << (t->timeout - t->expected) << "s late"; #endif @@ -500,7 +500,7 @@ void QTimerInfoList::registerTimer(int timerId, int interval, Qt::TimerType time t->cumulativeError = 0; t->count = 0; if (t->timerType != Qt::PreciseTimer) - qDebug() << "timer" << t->timerType << hex <<t->id << dec << "interval" << t->interval << "expected at" + qDebug() << "timer" << t->timerType << Qt::hex <<t->id << Qt::dec << "interval" << t->interval << "expected at" << t->expected << "will fire first at" << t->timeout; #endif } @@ -620,7 +620,7 @@ int QTimerInfoList::activateTimers() currentTimerInfo->cumulativeError += diff; ++currentTimerInfo->count; if (currentTimerInfo->timerType != Qt::PreciseTimer) - qDebug() << "timer" << currentTimerInfo->timerType << hex << currentTimerInfo->id << dec << "interval" + qDebug() << "timer" << currentTimerInfo->timerType << Qt::hex << currentTimerInfo->id << Qt::dec << "interval" << currentTimerInfo->interval << "firing at" << currentTime << "(orig" << currentTimerInfo->expected << "scheduled at" << currentTimerInfo->timeout << ") off by" << diff << "activation" << currentTimerInfo->count diff --git a/src/corelib/kernel/qvariant.cpp b/src/corelib/kernel/qvariant.cpp index 3b7be3d12f..b9563b8395 100644 --- a/src/corelib/kernel/qvariant.cpp +++ b/src/corelib/kernel/qvariant.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2018 Intel Corporation. ** Copyright (C) 2015 Olivier Goffart <ogoffart@woboq.com> ** Contact: https://www.qt.io/licensing/ @@ -55,6 +55,7 @@ #include "qstringlist.h" #include "qurl.h" #include "qlocale.h" +#include "qregexp.h" #include "quuid.h" #if QT_CONFIG(itemmodel) #include "qabstractitemmodel.h" @@ -118,19 +119,19 @@ namespace { // annonymous used to hide QVariant handlers static void construct(QVariant::Private *x, const void *copy) { QVariantConstructor<CoreTypesFilter> constructor(x, copy); - QMetaTypeSwitcher::switcher<void>(constructor, x->type, 0); + QMetaTypeSwitcher::switcher<void>(constructor, x->type); } static void clear(QVariant::Private *d) { QVariantDestructor<CoreTypesFilter> cleaner(d); - QMetaTypeSwitcher::switcher<void>(cleaner, d->type, 0); + QMetaTypeSwitcher::switcher<void>(cleaner, d->type); } static bool isNull(const QVariant::Private *d) { QVariantIsNull<CoreTypesFilter> isNull(d); - return QMetaTypeSwitcher::switcher<bool>(isNull, d->type, 0); + return QMetaTypeSwitcher::switcher<bool>(isNull, d->type); } /*! @@ -142,7 +143,7 @@ static bool isNull(const QVariant::Private *d) static bool compare(const QVariant::Private *a, const QVariant::Private *b) { QVariantComparator<CoreTypesFilter> comparator(a, b); - return QMetaTypeSwitcher::switcher<bool>(comparator, a->type, 0); + return QMetaTypeSwitcher::switcher<bool>(comparator, a->type); } /*! @@ -1400,7 +1401,7 @@ static void streamDebug(QDebug dbg, const QVariant &v) { QVariant::Private *d = const_cast<QVariant::Private *>(&v.data_ptr()); QVariantDebugStream<CoreTypesFilter> stream(dbg, d); - QMetaTypeSwitcher::switcher<void>(stream, d->type, 0); + QMetaTypeSwitcher::switcher<void>(stream, d->type); } #endif @@ -1409,16 +1410,16 @@ const QVariant::Handler qt_kernel_variant_handler = { clear, isNull, #ifndef QT_NO_DATASTREAM - 0, - 0, + nullptr, + nullptr, #endif compare, convert, - 0, + nullptr, #if !defined(QT_NO_DEBUG_STREAM) streamDebug #else - 0 + nullptr #endif }; @@ -1435,16 +1436,16 @@ const QVariant::Handler qt_dummy_variant_handler = { dummyClear, dummyIsNull, #ifndef QT_NO_DATASTREAM - 0, - 0, + nullptr, + nullptr, #endif dummyCompare, dummyConvert, - 0, + nullptr, #if !defined(QT_NO_DEBUG_STREAM) dummyStreamDebug #else - 0 + nullptr #endif }; @@ -1462,6 +1463,7 @@ static void customConstruct(QVariant::Private *d, const void *copy) if (size <= sizeof(QVariant::Private::Data) && (type.flags() & (QMetaType::MovableType | QMetaType::IsEnumeration))) { type.construct(&d->data.ptr, copy); + d->is_null = d->data.ptr == nullptr; d->is_shared = false; } else { // Private::Data contains long long, and long double is the biggest standard type. @@ -1472,6 +1474,7 @@ static void customConstruct(QVariant::Private *d, const void *copy) void *data = operator new(offset + size); void *ptr = static_cast<char *>(data) + offset; type.construct(ptr, copy); + d->is_null = ptr == nullptr; d->is_shared = true; d->data.shared = new (data) QVariant::PrivateShared(ptr); } @@ -1552,16 +1555,16 @@ const QVariant::Handler qt_custom_variant_handler = { customClear, customIsNull, #ifndef QT_NO_DATASTREAM - 0, - 0, + nullptr, + nullptr, #endif customCompare, customConvert, - 0, + nullptr, #if !defined(QT_NO_DEBUG_STREAM) customStreamDebug #else - 0 + nullptr #endif }; @@ -2122,7 +2125,7 @@ QVariant::QVariant(const char *val) */ QVariant::QVariant(Type type) -{ create(type, 0); } +{ create(type, nullptr); } QVariant::QVariant(int typeId, const void *copy) { create(typeId, copy); d.is_null = false; } @@ -2664,7 +2667,7 @@ inline T qVariantToHelper(const QVariant::Private &d, const HandlersManager &han return ret; } - handlerManager[d.type]->convert(&d, targetType, &ret, 0); + handlerManager[d.type]->convert(&d, targetType, &ret, nullptr); return ret; } @@ -3214,7 +3217,7 @@ bool QVariant::toBool() const return d.data.b; bool res = false; - handlerManager[d.type]->convert(&d, Bool, &res, 0); + handlerManager[d.type]->convert(&d, Bool, &res, nullptr); return res; } @@ -3732,7 +3735,7 @@ bool QVariant::convert(int targetTypeId) if (!oldValue.canConvert(targetTypeId)) return false; - create(targetTypeId, 0); + create(targetTypeId, nullptr); // Fail if the value is not initialized or was forced null by a previous failed convert. if (oldValue.d.is_null && oldValue.d.type != QMetaType::Nullptr) return false; @@ -3757,7 +3760,7 @@ bool QVariant::convert(int targetTypeId) */ bool QVariant::convert(const int type, void *ptr) const { - return handlerManager[type]->convert(&d, type, ptr, 0); + return handlerManager[type]->convert(&d, type, ptr, nullptr); } @@ -4002,8 +4005,8 @@ static int numericCompare(const QVariant::Private *d1, const QVariant::Private * return 0; // only do fuzzy comparisons for finite, non-zero numbers - int c1 = std::fpclassify(r1); - int c2 = std::fpclassify(r2); + int c1 = qFpClassify(r1); + int c2 = qFpClassify(r2); if ((c1 == FP_NORMAL || c1 == FP_SUBNORMAL) && (c2 == FP_NORMAL || c2 == FP_SUBNORMAL)) { if (qFuzzyCompare(r1, r2)) return 0; @@ -4280,6 +4283,7 @@ QDebug operator<<(QDebug dbg, const QVariant::Type p) \sa fromValue() */ +#if QT_DEPRECATED_SINCE(5, 14) /*! \fn template<typename T> QVariant qVariantFromValue(const T &value) \relates QVariant @@ -4317,6 +4321,7 @@ QDebug operator<<(QDebug dbg, const QVariant::Type p) \sa QVariant::setValue() */ +#endif /*! \fn template<typename T> T qvariant_cast(const QVariant &value) diff --git a/src/corelib/kernel/qvariant.h b/src/corelib/kernel/qvariant.h index 3cc6d559c1..e094ebff52 100644 --- a/src/corelib/kernel/qvariant.h +++ b/src/corelib/kernel/qvariant.h @@ -92,9 +92,6 @@ class QUrl; class QVariant; class QVariantComparisonHelper; -template <typename T> -inline QVariant qVariantFromValue(const T &); - template<typename T> inline T qvariant_cast(const QVariant &); @@ -204,7 +201,7 @@ class Q_CORE_EXPORT QVariant LastType = 0xffffffff // need this so that gcc >= 3.4 allocates 32 bits for Type }; - QVariant() Q_DECL_NOTHROW : d() {} + QVariant() noexcept : d() {} ~QVariant(); QVariant(Type type); QVariant(int typeId, const void *copy); @@ -270,14 +267,12 @@ class Q_CORE_EXPORT QVariant #endif QVariant& operator=(const QVariant &other); -#ifdef Q_COMPILER_RVALUE_REFS - inline QVariant(QVariant &&other) Q_DECL_NOTHROW : d(other.d) + inline QVariant(QVariant &&other) noexcept : d(other.d) { other.d = Private(); } - inline QVariant &operator=(QVariant &&other) Q_DECL_NOTHROW + inline QVariant &operator=(QVariant &&other) noexcept { qSwap(d, other.d); return *this; } -#endif - inline void swap(QVariant &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + inline void swap(QVariant &other) noexcept { qSwap(d, other.d); } Type type() const; int userType() const; @@ -365,7 +360,7 @@ class Q_CORE_EXPORT QVariant template<typename T> static inline QVariant fromValue(const T &value) - { return qVariantFromValue(value); } + { return QVariant(qMetaTypeId<T>(), &value, QTypeInfo<T>::isPointer); } #if QT_HAS_INCLUDE(<variant>) && __cplusplus >= 201703L template<typename... Types> @@ -390,20 +385,20 @@ class Q_CORE_EXPORT QVariant }; struct Private { - inline Private() Q_DECL_NOTHROW : type(Invalid), is_shared(false), is_null(true) + inline Private() noexcept : type(Invalid), is_shared(false), is_null(true) { data.ptr = nullptr; } // Internal constructor for initialized variants. - explicit inline Private(uint variantType) Q_DECL_NOTHROW + explicit inline Private(uint variantType) noexcept : type(variantType), is_shared(false), is_null(false) {} #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) - Private(const Private &other) Q_DECL_NOTHROW + Private(const Private &other) noexcept : data(other.data), type(other.type), is_shared(other.is_shared), is_null(other.is_null) {} - Private &operator=(const Private &other) Q_DECL_NOTHROW = default; + Private &operator=(const Private &other) noexcept = default; #endif union Data { @@ -491,27 +486,27 @@ public: private: // force compile error, prevent QVariant(bool) to be called - inline QVariant(void *) Q_DECL_EQ_DELETE; + inline QVariant(void *) = delete; // QVariant::Type is marked as \obsolete, but we don't want to // provide a constructor from its intended replacement, // QMetaType::Type, instead, because the idea behind these // constructors is flawed in the first place. But we also don't // want QVariant(QMetaType::String) to compile and falsely be an // int variant, so delete this constructor: - QVariant(QMetaType::Type) Q_DECL_EQ_DELETE; + QVariant(QMetaType::Type) = delete; // These constructors don't create QVariants of the type associcated // with the enum, as expected, but they would create a QVariant of // type int with the value of the enum value. // Use QVariant v = QColor(Qt::red) instead of QVariant v = Qt::red for // example. - QVariant(Qt::GlobalColor) Q_DECL_EQ_DELETE; - QVariant(Qt::BrushStyle) Q_DECL_EQ_DELETE; - QVariant(Qt::PenStyle) Q_DECL_EQ_DELETE; - QVariant(Qt::CursorShape) Q_DECL_EQ_DELETE; + QVariant(Qt::GlobalColor) = delete; + QVariant(Qt::BrushStyle) = delete; + QVariant(Qt::PenStyle) = delete; + QVariant(Qt::CursorShape) = delete; #ifdef QT_NO_CAST_FROM_ASCII // force compile error when implicit conversion is not wanted - inline QVariant(const char *) Q_DECL_EQ_DELETE; + inline QVariant(const char *) = delete; #endif public: typedef Private DataPtr; @@ -519,50 +514,61 @@ public: inline const DataPtr &data_ptr() const { return d; } }; +#if QT_DEPRECATED_SINCE(5, 14) template <typename T> +QT_DEPRECATED_X("Use QVariant::fromValue() instead.") inline QVariant qVariantFromValue(const T &t) { - return QVariant(qMetaTypeId<T>(), &t, QTypeInfo<T>::isPointer); + return QVariant::fromValue(t); +} + +template <typename T> +QT_DEPRECATED_X("Use QVariant::setValue() instead.") +inline void qVariantSetValue(QVariant &v, const T &t) +{ + v.setValue(t); } +#endif -template <> -inline QVariant qVariantFromValue(const QVariant &t) { return t; } +template<> +inline QVariant QVariant::fromValue(const QVariant &value) +{ + return value; +} #if QT_HAS_INCLUDE(<variant>) && __cplusplus >= 201703L -template <> -inline QVariant qVariantFromValue(const std::monostate &) { return QVariant(); } +template<> +inline QVariant QVariant::fromValue(const std::monostate &) +{ + return QVariant(); +} #endif -template <typename T> -inline void qVariantSetValue(QVariant &v, const T &t) +inline bool QVariant::isValid() const { return d.type != Invalid; } + +template<typename T> +inline void QVariant::setValue(const T &avalue) { - //if possible we reuse the current QVariant private + // If possible we reuse the current QVariant private. const uint type = qMetaTypeId<T>(); - QVariant::Private &d = v.data_ptr(); - if (v.isDetached() && (type == d.type || (type <= uint(QVariant::Char) && d.type <= uint(QVariant::Char)))) { + if (isDetached() && (type == d.type || (type <= uint(QVariant::Char) && d.type <= uint(QVariant::Char)))) { d.type = type; d.is_null = false; T *old = reinterpret_cast<T*>(d.is_shared ? d.data.shared->ptr : &d.data.ptr); if (QTypeInfo<T>::isComplex) old->~T(); - new (old) T(t); //call the copy constructor + new (old) T(avalue); // call the copy constructor } else { - v = QVariant(type, &t, QTypeInfo<T>::isPointer); + *this = QVariant(type, &avalue, QTypeInfo<T>::isPointer); } } -template <> -inline void qVariantSetValue<QVariant>(QVariant &v, const QVariant &t) +template<> +inline void QVariant::setValue(const QVariant &avalue) { - v = t; + *this = avalue; } -inline bool QVariant::isValid() const { return d.type != Invalid; } - -template<typename T> -inline void QVariant::setValue(const T &avalue) -{ qVariantSetValue(*this, avalue); } - #ifndef QT_NO_DATASTREAM Q_CORE_EXPORT QDataStream& operator>> (QDataStream& s, QVariant& p); Q_CORE_EXPORT QDataStream& operator<< (QDataStream& s, const QVariant& p); diff --git a/src/corelib/kernel/qvariant_p.h b/src/corelib/kernel/qvariant_p.h index b22b7c231e..3d87beac83 100644 --- a/src/corelib/kernel/qvariant_p.h +++ b/src/corelib/kernel/qvariant_p.h @@ -88,7 +88,7 @@ inline T *v_cast(const QVariant::Private *nd, T * = 0) #else // every other compiler in this world template <typename T> -inline const T *v_cast(const QVariant::Private *d, T * = 0) +inline const T *v_cast(const QVariant::Private *d, T * = nullptr) { return !QVariantIntegrator<T>::CanUseInternalSpace ? static_cast<const T *>(d->data.shared->ptr) @@ -96,7 +96,7 @@ inline const T *v_cast(const QVariant::Private *d, T * = 0) } template <typename T> -inline T *v_cast(QVariant::Private *d, T * = 0) +inline T *v_cast(QVariant::Private *d, T * = nullptr) { return !QVariantIntegrator<T>::CanUseInternalSpace ? static_cast<T *>(d->data.shared->ptr) @@ -154,7 +154,7 @@ inline void v_construct(QVariant::Private *x, const T &t) // constructs a new variant if copy is 0, otherwise copy-constructs template <class T> -inline void v_construct(QVariant::Private *x, const void *copy, T * = 0) +inline void v_construct(QVariant::Private *x, const void *copy, T * = nullptr) { if (copy) v_construct<T>(x, *static_cast<const T *>(copy)); @@ -164,7 +164,7 @@ inline void v_construct(QVariant::Private *x, const void *copy, T * = 0) // deletes the internal structures template <class T> -inline void v_clear(QVariant::Private *d, T* = 0) +inline void v_clear(QVariant::Private *d, T* = nullptr) { if (!QVariantIntegrator<T>::CanUseInternalSpace) { @@ -264,7 +264,7 @@ class QVariantIsNull struct No { char unused[2]; }; Q_STATIC_ASSERT(sizeof(Yes) != sizeof(No)); - template<class C> static decltype(static_cast<const C*>(0)->isNull(), Yes()) test(int); + template<class C> static decltype(static_cast<const C*>(nullptr)->isNull(), Yes()) test(int); template<class C> static No test(...); public: static const bool Value = (sizeof(test<T>(0)) == sizeof(Yes)); diff --git a/src/corelib/mimetypes/qmimeglobpattern.cpp b/src/corelib/mimetypes/qmimeglobpattern.cpp index e353ba10cc..ad78cd9ffa 100644 --- a/src/corelib/mimetypes/qmimeglobpattern.cpp +++ b/src/corelib/mimetypes/qmimeglobpattern.cpp @@ -39,7 +39,9 @@ #include "qmimeglobpattern_p.h" +#if QT_CONFIG(regularexpression) #include <QRegularExpression> +#endif #include <QStringList> #include <QDebug> @@ -142,8 +144,12 @@ bool QMimeGlobPattern::matchFileName(const QString &inputFilename) const return (m_pattern == filename); // Other (quite rare) patterns, like "*.anim[1-9j]": use slow but correct method +#if QT_CONFIG(regularexpression) QRegularExpression rx(QRegularExpression::wildcardToRegularExpression(m_pattern)); return rx.match(filename).hasMatch(); +#else + return false; +#endif } static bool isFastPattern(const QString &pattern) diff --git a/src/corelib/mimetypes/qmimeglobpattern_p.h b/src/corelib/mimetypes/qmimeglobpattern_p.h index bb6f64320b..cf27d6ab30 100644 --- a/src/corelib/mimetypes/qmimeglobpattern_p.h +++ b/src/corelib/mimetypes/qmimeglobpattern_p.h @@ -88,7 +88,7 @@ public: { } - void swap(QMimeGlobPattern &other) Q_DECL_NOTHROW + void swap(QMimeGlobPattern &other) noexcept { qSwap(m_pattern, other.m_pattern); qSwap(m_mimeType, other.m_mimeType); diff --git a/src/corelib/mimetypes/qmimemagicrule_p.h b/src/corelib/mimetypes/qmimemagicrule_p.h index 6962a6ca59..5091d483b6 100644 --- a/src/corelib/mimetypes/qmimemagicrule_p.h +++ b/src/corelib/mimetypes/qmimemagicrule_p.h @@ -69,7 +69,7 @@ public: QMimeMagicRule(const QString &typeStr, const QByteArray &value, const QString &offsets, const QByteArray &mask, QString *errorString); - void swap(QMimeMagicRule &other) Q_DECL_NOTHROW + void swap(QMimeMagicRule &other) noexcept { qSwap(m_type, other.m_type); qSwap(m_value, other.m_value); diff --git a/src/corelib/mimetypes/qmimemagicrulematcher_p.h b/src/corelib/mimetypes/qmimemagicrulematcher_p.h index 5e74e2e3fc..fe714987e6 100644 --- a/src/corelib/mimetypes/qmimemagicrulematcher_p.h +++ b/src/corelib/mimetypes/qmimemagicrulematcher_p.h @@ -66,7 +66,7 @@ class QMimeMagicRuleMatcher public: explicit QMimeMagicRuleMatcher(const QString &mime, unsigned priority = 65535); - void swap(QMimeMagicRuleMatcher &other) Q_DECL_NOTHROW + void swap(QMimeMagicRuleMatcher &other) noexcept { qSwap(m_list, other.m_list); qSwap(m_priority, other.m_priority); diff --git a/src/corelib/mimetypes/qmimeprovider.cpp b/src/corelib/mimetypes/qmimeprovider.cpp index 37c8e3b157..a3a6b9615c 100644 --- a/src/corelib/mimetypes/qmimeprovider.cpp +++ b/src/corelib/mimetypes/qmimeprovider.cpp @@ -460,6 +460,7 @@ void QMimeBinaryProvider::addAllMimeTypes(QList<QMimeType> &result) void QMimeBinaryProvider::loadMimeTypePrivate(QMimeTypePrivate &data) { #ifdef QT_NO_XMLSTREAMREADER + Q_UNUSED(data); qWarning("Cannot load mime type since QXmlStreamReader is not available."); return; #else @@ -672,7 +673,7 @@ void QMimeXMLProvider::load(const QString &fileName) { QString errorMessage; if (!load(fileName, &errorMessage)) - qWarning("QMimeDatabase: Error loading %s\n%s", qPrintable(fileName), qPrintable(errorMessage)); + qWarning("QMimeDatabase: Error loading %ls\n%ls", qUtf16Printable(fileName), qUtf16Printable(errorMessage)); } bool QMimeXMLProvider::load(const QString &fileName, QString *errorMessage) diff --git a/src/corelib/mimetypes/qmimetype.cpp b/src/corelib/mimetypes/qmimetype.cpp index 55c7de0c87..cf01c9503b 100644 --- a/src/corelib/mimetypes/qmimetype.cpp +++ b/src/corelib/mimetypes/qmimetype.cpp @@ -192,7 +192,7 @@ bool QMimeType::operator==(const QMimeType &other) const Returns the hash value for \a key, using \a seed to seed the calculation. */ -uint qHash(const QMimeType &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QMimeType &key, uint seed) noexcept { return qHash(key.d->name, seed); } diff --git a/src/corelib/mimetypes/qmimetype.h b/src/corelib/mimetypes/qmimetype.h index 8287f1434b..df1b60f2ce 100644 --- a/src/corelib/mimetypes/qmimetype.h +++ b/src/corelib/mimetypes/qmimetype.h @@ -48,14 +48,14 @@ QT_REQUIRE_CONFIG(mimetype); #include <QtCore/qobjectdefs.h> #include <QtCore/qshareddata.h> #include <QtCore/qstring.h> +#include <QtCore/qstringlist.h> QT_BEGIN_NAMESPACE class QMimeTypePrivate; -class QStringList; class QMimeType; -Q_CORE_EXPORT uint qHash(const QMimeType &key, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT uint qHash(const QMimeType &key, uint seed = 0) noexcept; class Q_CORE_EXPORT QMimeType { @@ -78,10 +78,8 @@ public: QMimeType(); QMimeType(const QMimeType &other); QMimeType &operator=(const QMimeType &other); -#ifdef Q_COMPILER_RVALUE_REFS - QMimeType &operator=(QMimeType &&other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif - void swap(QMimeType &other) Q_DECL_NOTHROW + QMimeType &operator=(QMimeType &&other) noexcept { swap(other); return *this; } + void swap(QMimeType &other) noexcept { qSwap(d, other.d); } @@ -121,7 +119,7 @@ protected: friend class QMimeXMLProvider; friend class QMimeBinaryProvider; friend class QMimeTypePrivate; - friend Q_CORE_EXPORT uint qHash(const QMimeType &key, uint seed) Q_DECL_NOTHROW; + friend Q_CORE_EXPORT uint qHash(const QMimeType &key, uint seed) noexcept; QExplicitlySharedDataPointer<QMimeTypePrivate> d; }; diff --git a/src/corelib/mimetypes/qmimetype_p.h b/src/corelib/mimetypes/qmimetype_p.h index 5a36e6613c..0d6b4b4b12 100644 --- a/src/corelib/mimetypes/qmimetype_p.h +++ b/src/corelib/mimetypes/qmimetype_p.h @@ -84,26 +84,6 @@ public: QT_END_NAMESPACE -#define QMIMETYPE_BUILDER \ - QT_BEGIN_NAMESPACE \ - static QMimeType buildQMimeType ( \ - const QString &name, \ - const QString &genericIconName, \ - const QString &iconName, \ - const QStringList &globPatterns \ - ) \ - { \ - QMimeTypePrivate qMimeTypeData; \ - qMimeTypeData.name = name; \ - qMimeTypeData.loaded = true; \ - qMimeTypeData.genericIconName = genericIconName; \ - qMimeTypeData.iconName = iconName; \ - qMimeTypeData.globPatterns = globPatterns; \ - return QMimeType(qMimeTypeData); \ - } \ - QT_END_NAMESPACE - -#ifdef Q_COMPILER_RVALUE_REFS #define QMIMETYPE_BUILDER_FROM_RVALUE_REFS \ QT_BEGIN_NAMESPACE \ static QMimeType buildQMimeType ( \ @@ -122,6 +102,5 @@ QT_END_NAMESPACE return QMimeType(qMimeTypeData); \ } \ QT_END_NAMESPACE -#endif #endif // QMIMETYPE_P_H diff --git a/src/corelib/mimetypes/qmimetypeparser.cpp b/src/corelib/mimetypes/qmimetypeparser.cpp index d10575cfe9..815e0aa03b 100644 --- a/src/corelib/mimetypes/qmimetypeparser.cpp +++ b/src/corelib/mimetypes/qmimetypeparser.cpp @@ -194,8 +194,9 @@ static CreateMagicMatchRuleResult createMagicMatchRule(const QXmlStreamAttribute bool QMimeTypeParserBase::parse(QIODevice *dev, const QString &fileName, QString *errorMessage) { #ifdef QT_NO_XMLSTREAMREADER + Q_UNUSED(dev); if (errorMessage) - *errorMessage = QString::fromLatin1("QXmlStreamReader is not available, cannot parse."); + *errorMessage = QString::fromLatin1("QXmlStreamReader is not available, cannot parse '%1'.").arg(fileName); return false; #else QMimeTypePrivate data; diff --git a/src/corelib/plugin/qfactoryloader.cpp b/src/corelib/plugin/qfactoryloader.cpp index 35c64180d4..8e349f23ce 100644 --- a/src/corelib/plugin/qfactoryloader.cpp +++ b/src/corelib/plugin/qfactoryloader.cpp @@ -239,7 +239,7 @@ void QFactoryLoader::update() library = QLibraryPrivate::findOrCreate(QFileInfo(fileName).canonicalFilePath()); if (!library->isPlugin()) { if (qt_debug_component()) { - qDebug() << library->errorString << endl + qDebug() << library->errorString << Qt::endl << " not a plugin"; } library->release(); diff --git a/src/corelib/plugin/qlibrary.cpp b/src/corelib/plugin/qlibrary.cpp index 3aadd1a73b..533a2790b9 100644 --- a/src/corelib/plugin/qlibrary.cpp +++ b/src/corelib/plugin/qlibrary.cpp @@ -241,8 +241,8 @@ static bool findPatternUnloaded(const QString &library, QLibraryPrivate *lib) if (lib) lib->errorString = file.errorString(); if (qt_debug_component()) { - qWarning("%s: %s", QFile::encodeName(library).constData(), - qPrintable(QSystemError::stdString())); + qWarning("%s: %ls", QFile::encodeName(library).constData(), + qUtf16Printable(QSystemError::stdString())); } return false; } @@ -275,7 +275,7 @@ static bool findPatternUnloaded(const QString &library, QLibraryPrivate *lib) int r = QElfParser().parse(filedata, fdlen, library, lib, &pos, &fdlen); if (r == QElfParser::Corrupt || r == QElfParser::NotElf) { if (lib && qt_debug_component()) { - qWarning("QElfParser: %s",qPrintable(lib->errorString)); + qWarning("QElfParser: %ls", qUtf16Printable(lib->errorString)); } return false; } else if (r == QElfParser::QtMetaDataSection) { @@ -292,7 +292,7 @@ static bool findPatternUnloaded(const QString &library, QLibraryPrivate *lib) int r = QMachOParser::parse(filedata, fdlen, library, &errorString, &pos, &fdlen); if (r == QMachOParser::NotSuitable) { if (qt_debug_component()) - qWarning("QMachOParser: %s", qPrintable(errorString)); + qWarning("QMachOParser: %ls", qUtf16Printable(errorString)); if (lib) lib->errorString = errorString; return false; @@ -319,8 +319,8 @@ static bool findPatternUnloaded(const QString &library, QLibraryPrivate *lib) QString errMsg; QJsonDocument doc = qJsonFromRawLibraryMetaData(data, fdlen, &errMsg); if (doc.isNull()) { - qWarning("Found invalid metadata in lib %s: %s", - qPrintable(library), qPrintable(errMsg)); + qWarning("Found invalid metadata in lib %ls: %ls", + qUtf16Printable(library), qUtf16Printable(errMsg)); } else { lib->metaData = doc.object(); if (qt_debug_component()) @@ -356,11 +356,11 @@ static void installCoverageTool(QLibraryPrivate *libPrivate) if (qt_debug_component()) { if (ret >= 0) { - qDebug("coverage data for %s registered", - qPrintable(libPrivate->fileName)); + qDebug("coverage data for %ls registered", + qUtf16Printable(libPrivate->fileName)); } else { - qWarning("could not register %s: error %d; coverage data may be incomplete", - qPrintable(libPrivate->fileName), + qWarning("could not register %ls: error %d; coverage data may be incomplete", + qUtf16Printable(libPrivate->fileName), ret); } } diff --git a/src/corelib/plugin/qlibrary_p.h b/src/corelib/plugin/qlibrary_p.h index 3f650501c8..1a216c98b5 100644 --- a/src/corelib/plugin/qlibrary_p.h +++ b/src/corelib/plugin/qlibrary_p.h @@ -96,7 +96,7 @@ public: void setLoadHints(QLibrary::LoadHints lh); static QLibraryPrivate *findOrCreate(const QString &fileName, const QString &version = QString(), - QLibrary::LoadHints loadHints = 0); + QLibrary::LoadHints loadHints = nullptr); static QStringList suffixes_sys(const QString &fullVersion); static QStringList prefixes_sys(); diff --git a/src/corelib/plugin/qplugin.h b/src/corelib/plugin/qplugin.h index 676b5047d6..c176155c28 100644 --- a/src/corelib/plugin/qplugin.h +++ b/src/corelib/plugin/qplugin.h @@ -75,7 +75,12 @@ typedef QObject *(*QtPluginInstanceFunction)(); #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) typedef const char *(*QtPluginMetaDataFunction)(); #else -typedef QPair<const uchar *, size_t> (*QtPluginMetaDataFunction)(); +struct QPluginMetaData +{ + const uchar *data; + size_t size; +}; +typedef QPluginMetaData (*QtPluginMetaDataFunction)(); #endif @@ -84,12 +89,14 @@ struct Q_CORE_EXPORT QStaticPlugin #if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) public: constexpr QStaticPlugin(QtPluginInstanceFunction i, QtPluginMetaDataFunction m) - : instance(i), rawMetaData(m().first), rawMetaDataSize(m().second) + : instance(i), rawMetaData(m().data), rawMetaDataSize(m().size) + {} QtPluginInstanceFunction instance; private: // ### Qt 6: revise, as this is not standard-layout const void *rawMetaData; - qsizetype rawMetaDataSize + qsizetype rawMetaDataSize; +public: #elif !defined(Q_QDOC) // Note: This struct is initialized using an initializer list. // As such, it cannot have any new constructors or variables. @@ -154,6 +161,16 @@ void Q_CORE_EXPORT qRegisterStaticPluginFunction(QStaticPlugin staticPlugin); #if defined(QT_STATICPLUGIN) +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) +# define QT_MOC_EXPORT_PLUGIN(PLUGINCLASS, PLUGINCLASSNAME) \ + static QT_PREPEND_NAMESPACE(QObject) *qt_plugin_instance_##PLUGINCLASSNAME() \ + Q_PLUGIN_INSTANCE(PLUGINCLASS) \ + static QPluginMetaData qt_plugin_query_metadata_##PLUGINCLASSNAME() \ + { return { qt_pluginMetaData, sizeof qt_pluginMetaData }; } \ + const QT_PREPEND_NAMESPACE(QStaticPlugin) qt_static_plugin_##PLUGINCLASSNAME() { \ + return { qt_plugin_instance_##PLUGINCLASSNAME, qt_plugin_query_metadata_##PLUGINCLASSNAME}; \ + } +#else # define QT_MOC_EXPORT_PLUGIN(PLUGINCLASS, PLUGINCLASSNAME) \ static QT_PREPEND_NAMESPACE(QObject) *qt_plugin_instance_##PLUGINCLASSNAME() \ Q_PLUGIN_INSTANCE(PLUGINCLASS) \ @@ -162,13 +179,15 @@ void Q_CORE_EXPORT qRegisterStaticPluginFunction(QStaticPlugin staticPlugin); QT_PREPEND_NAMESPACE(QStaticPlugin) plugin = { qt_plugin_instance_##PLUGINCLASSNAME, qt_plugin_query_metadata_##PLUGINCLASSNAME}; \ return plugin; \ } +#endif -#elif QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) +#else +#if QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) # define QT_MOC_EXPORT_PLUGIN(PLUGINCLASS, PLUGINCLASSNAME) \ Q_EXTERN_C Q_DECL_EXPORT \ - auto qt_plugin_query_metadata() \ - { return qMakePair<const void *, size_t>(qt_pluginMetaData, sizeof qt_pluginMetaData); } \ + QPluginMetaData qt_plugin_query_metadata() \ + { return { qt_pluginMetaData, sizeof qt_pluginMetaData }; } \ Q_EXTERN_C Q_DECL_EXPORT QT_PREPEND_NAMESPACE(QObject) *qt_plugin_instance() \ Q_PLUGIN_INSTANCE(PLUGINCLASS) @@ -183,6 +202,7 @@ void Q_CORE_EXPORT qRegisterStaticPluginFunction(QStaticPlugin staticPlugin); #endif +#endif #define Q_EXPORT_PLUGIN(PLUGIN) \ Q_EXPORT_PLUGIN2(PLUGIN, PLUGIN) diff --git a/src/corelib/plugin/qplugin_p.h b/src/corelib/plugin/qplugin_p.h index 717129268b..ce45ebf700 100644 --- a/src/corelib/plugin/qplugin_p.h +++ b/src/corelib/plugin/qplugin_p.h @@ -60,7 +60,8 @@ enum class QtPluginMetaDataKeys { Requirements, IID, ClassName, - MetaData + MetaData, + URI }; // F(IntKey, StringKey, Description) @@ -68,7 +69,8 @@ enum class QtPluginMetaDataKeys { #define QT_PLUGIN_FOREACH_METADATA(F) \ F(QtPluginMetaDataKeys::IID, "IID", "Plugin's Interface ID") \ F(QtPluginMetaDataKeys::ClassName, "className", "Plugin class name") \ - F(QtPluginMetaDataKeys::MetaData, "MetaData", "Other meta data") + F(QtPluginMetaDataKeys::MetaData, "MetaData", "Other meta data") \ + F(QtPluginMetaDataKeys::URI, "URI", "Plugin URI") QT_END_NAMESPACE diff --git a/src/corelib/plugin/quuid.cpp b/src/corelib/plugin/quuid.cpp index 8bb5e1463a..83873edf6f 100644 --- a/src/corelib/plugin/quuid.cpp +++ b/src/corelib/plugin/quuid.cpp @@ -397,7 +397,7 @@ QUuid::QUuid(const QString &text) \sa toString(), QUuid() */ -QUuid QUuid::fromString(QStringView text) Q_DECL_NOTHROW +QUuid QUuid::fromString(QStringView text) noexcept { if (text.size() > MaxStringUuidLength) text = text.left(MaxStringUuidLength); // text.truncate(MaxStringUuidLength); @@ -427,7 +427,7 @@ QUuid QUuid::fromString(QStringView text) Q_DECL_NOTHROW \sa toString(), QUuid() */ -QUuid QUuid::fromString(QLatin1String text) Q_DECL_NOTHROW +QUuid QUuid::fromString(QLatin1String text) noexcept { if (Q_UNLIKELY(text.size() < MaxStringUuidLength - 2 || (text.front() == QLatin1Char('{') && text.size() < MaxStringUuidLength - 1))) { @@ -864,7 +864,7 @@ QDataStream &operator>>(QDataStream &s, QUuid &id) Returns \c true if this is the null UUID {00000000-0000-0000-0000-000000000000}; otherwise returns \c false. */ -bool QUuid::isNull() const Q_DECL_NOTHROW +bool QUuid::isNull() const noexcept { return data4[0] == 0 && data4[1] == 0 && data4[2] == 0 && data4[3] == 0 && data4[4] == 0 && data4[5] == 0 && data4[6] == 0 && data4[7] == 0 && @@ -913,7 +913,7 @@ bool QUuid::isNull() const Q_DECL_NOTHROW \sa version() */ -QUuid::Variant QUuid::variant() const Q_DECL_NOTHROW +QUuid::Variant QUuid::variant() const noexcept { if (isNull()) return VarUnknown; @@ -934,7 +934,7 @@ QUuid::Variant QUuid::variant() const Q_DECL_NOTHROW \sa variant() */ -QUuid::Version QUuid::version() const Q_DECL_NOTHROW +QUuid::Version QUuid::version() const noexcept { // Check the 4 MSB of data3 Version ver = (Version)(data3>>12); @@ -957,7 +957,7 @@ QUuid::Version QUuid::version() const Q_DECL_NOTHROW \sa variant() */ -bool QUuid::operator<(const QUuid &other) const Q_DECL_NOTHROW +bool QUuid::operator<(const QUuid &other) const noexcept { if (variant() != other.variant()) return variant() < other.variant(); @@ -984,7 +984,7 @@ bool QUuid::operator<(const QUuid &other) const Q_DECL_NOTHROW \sa variant() */ -bool QUuid::operator>(const QUuid &other) const Q_DECL_NOTHROW +bool QUuid::operator>(const QUuid &other) const noexcept { return other < *this; } @@ -1089,7 +1089,7 @@ QDebug operator<<(QDebug dbg, const QUuid &id) \relates QUuid Returns a hash of the UUID \a uuid, using \a seed to seed the calculation. */ -uint qHash(const QUuid &uuid, uint seed) Q_DECL_NOTHROW +uint qHash(const QUuid &uuid, uint seed) noexcept { return uuid.data1 ^ uuid.data2 ^ (uuid.data3 << 16) ^ ((uuid.data4[0] << 24) | (uuid.data4[1] << 16) | (uuid.data4[2] << 8) | uuid.data4[3]) diff --git a/src/corelib/plugin/quuid.h b/src/corelib/plugin/quuid.h index 08a1843640..713ca070c8 100644 --- a/src/corelib/plugin/quuid.h +++ b/src/corelib/plugin/quuid.h @@ -93,13 +93,13 @@ public: #if defined(Q_COMPILER_UNIFORM_INIT) && !defined(Q_CLANG_QDOC) - Q_DECL_CONSTEXPR QUuid() Q_DECL_NOTHROW : data1(0), data2(0), data3(0), data4{0,0,0,0,0,0,0,0} {} + Q_DECL_CONSTEXPR QUuid() noexcept : data1(0), data2(0), data3(0), data4{0,0,0,0,0,0,0,0} {} Q_DECL_CONSTEXPR QUuid(uint l, ushort w1, ushort w2, uchar b1, uchar b2, uchar b3, - uchar b4, uchar b5, uchar b6, uchar b7, uchar b8) Q_DECL_NOTHROW + uchar b4, uchar b5, uchar b6, uchar b7, uchar b8) noexcept : data1(l), data2(w1), data3(w2), data4{b1, b2, b3, b4, b5, b6, b7, b8} {} #else - QUuid() Q_DECL_NOTHROW + QUuid() noexcept { data1 = 0; data2 = 0; @@ -107,7 +107,7 @@ public: for(int i = 0; i < 8; i++) data4[i] = 0; } - QUuid(uint l, ushort w1, ushort w2, uchar b1, uchar b2, uchar b3, uchar b4, uchar b5, uchar b6, uchar b7, uchar b8) Q_DECL_NOTHROW + QUuid(uint l, ushort w1, ushort w2, uchar b1, uchar b2, uchar b3, uchar b4, uchar b5, uchar b6, uchar b7, uchar b8) noexcept { data1 = l; data2 = w1; @@ -124,8 +124,8 @@ public: #endif QUuid(const QString &); - static QUuid fromString(QStringView string) Q_DECL_NOTHROW; - static QUuid fromString(QLatin1String string) Q_DECL_NOTHROW; + static QUuid fromString(QStringView string) noexcept; + static QUuid fromString(QLatin1String string) noexcept; QUuid(const char *); QString toString() const; QString toString(StringFormat mode) const; // ### Qt6: merge with previous @@ -134,9 +134,9 @@ public: QByteArray toByteArray(StringFormat mode) const; // ### Qt6: merge with previous QByteArray toRfc4122() const; static QUuid fromRfc4122(const QByteArray &); - bool isNull() const Q_DECL_NOTHROW; + bool isNull() const noexcept; - Q_DECL_RELAXED_CONSTEXPR bool operator==(const QUuid &orig) const Q_DECL_NOTHROW + Q_DECL_RELAXED_CONSTEXPR bool operator==(const QUuid &orig) const noexcept { if (data1 != orig.data1 || data2 != orig.data2 || data3 != orig.data3) @@ -149,24 +149,24 @@ public: return true; } - Q_DECL_RELAXED_CONSTEXPR bool operator!=(const QUuid &orig) const Q_DECL_NOTHROW + Q_DECL_RELAXED_CONSTEXPR bool operator!=(const QUuid &orig) const noexcept { return !(*this == orig); } - bool operator<(const QUuid &other) const Q_DECL_NOTHROW; - bool operator>(const QUuid &other) const Q_DECL_NOTHROW; + bool operator<(const QUuid &other) const noexcept; + bool operator>(const QUuid &other) const noexcept; #if defined(Q_OS_WIN) || defined(Q_CLANG_QDOC) // On Windows we have a type GUID that is used by the platform API, so we // provide convenience operators to cast from and to this type. #if defined(Q_COMPILER_UNIFORM_INIT) && !defined(Q_CLANG_QDOC) - Q_DECL_CONSTEXPR QUuid(const GUID &guid) Q_DECL_NOTHROW + Q_DECL_CONSTEXPR QUuid(const GUID &guid) noexcept : data1(guid.Data1), data2(guid.Data2), data3(guid.Data3), data4{guid.Data4[0], guid.Data4[1], guid.Data4[2], guid.Data4[3], guid.Data4[4], guid.Data4[5], guid.Data4[6], guid.Data4[7]} {} #else - QUuid(const GUID &guid) Q_DECL_NOTHROW + QUuid(const GUID &guid) noexcept { data1 = guid.Data1; data2 = guid.Data2; @@ -176,24 +176,24 @@ public: } #endif - Q_DECL_RELAXED_CONSTEXPR QUuid &operator=(const GUID &guid) Q_DECL_NOTHROW + Q_DECL_RELAXED_CONSTEXPR QUuid &operator=(const GUID &guid) noexcept { *this = QUuid(guid); return *this; } - Q_DECL_RELAXED_CONSTEXPR operator GUID() const Q_DECL_NOTHROW + Q_DECL_RELAXED_CONSTEXPR operator GUID() const noexcept { GUID guid = { data1, data2, data3, { data4[0], data4[1], data4[2], data4[3], data4[4], data4[5], data4[6], data4[7] } }; return guid; } - Q_DECL_RELAXED_CONSTEXPR bool operator==(const GUID &guid) const Q_DECL_NOTHROW + Q_DECL_RELAXED_CONSTEXPR bool operator==(const GUID &guid) const noexcept { return *this == QUuid(guid); } - Q_DECL_RELAXED_CONSTEXPR bool operator!=(const GUID &guid) const Q_DECL_NOTHROW + Q_DECL_RELAXED_CONSTEXPR bool operator!=(const GUID &guid) const noexcept { return !(*this == guid); } @@ -216,8 +216,8 @@ public: } - QUuid::Variant variant() const Q_DECL_NOTHROW; - QUuid::Version version() const Q_DECL_NOTHROW; + QUuid::Variant variant() const noexcept; + QUuid::Version version() const noexcept; #if defined(Q_OS_DARWIN) || defined(Q_CLANG_QDOC) static QUuid fromCFUUID(CFUUIDRef uuid); @@ -243,11 +243,11 @@ Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QUuid &); Q_CORE_EXPORT QDebug operator<<(QDebug, const QUuid &); #endif -Q_CORE_EXPORT uint qHash(const QUuid &uuid, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT uint qHash(const QUuid &uuid, uint seed = 0) noexcept; -inline bool operator<=(const QUuid &lhs, const QUuid &rhs) Q_DECL_NOTHROW +inline bool operator<=(const QUuid &lhs, const QUuid &rhs) noexcept { return !(rhs < lhs); } -inline bool operator>=(const QUuid &lhs, const QUuid &rhs) Q_DECL_NOTHROW +inline bool operator>=(const QUuid &lhs, const QUuid &rhs) noexcept { return !(lhs < rhs); } QT_END_NAMESPACE diff --git a/src/corelib/serialization/qcborvalue.cpp b/src/corelib/serialization/qcborvalue.cpp index 288446878c..b2e0ba6d53 100644 --- a/src/corelib/serialization/qcborvalue.cpp +++ b/src/corelib/serialization/qcborvalue.cpp @@ -766,8 +766,8 @@ static void writeDoubleToCbor(QCborStreamWriter &writer, double d, QCborValue::E if (qt_is_nan(d)) { if (opt & QCborValue::UseFloat16) { if ((opt & QCborValue::UseFloat16) == QCborValue::UseFloat16) - return writer.append(qfloat16(qt_qnan())); - return writer.append(float(qt_qnan())); + return writer.append(std::numeric_limits<qfloat16>::quiet_NaN()); + return writer.append(std::numeric_limits<float>::quiet_NaN()); } return writer.append(qt_qnan()); } @@ -2941,7 +2941,7 @@ static QDebug debugContents(QDebug &dbg, const QCborValue &v) } if (v.isSimpleType()) return dbg << v.toSimpleType(); - return dbg << "<unknown type " << hex << int(v.type()) << dec << '>'; + return dbg << "<unknown type " << Qt::hex << int(v.type()) << Qt::dec << '>'; } QDebug operator<<(QDebug dbg, const QCborValue &v) { diff --git a/src/corelib/serialization/qdatastream.cpp b/src/corelib/serialization/qdatastream.cpp index 02c1d1c573..b3330d6cea 100644 --- a/src/corelib/serialization/qdatastream.cpp +++ b/src/corelib/serialization/qdatastream.cpp @@ -98,6 +98,10 @@ QT_BEGIN_NAMESPACE ensures that you get integers of the size you want and insulates you from compiler and platform differences. + Enumerations can be serialized through QDataStream without the + need of manually defining streaming operators. Enum classes are + serialized using the declared size. + To take one example, a \c{char *} string is written as a 32-bit integer equal to the length of the string including the '\\0' byte, followed by all the characters of the string including the @@ -273,7 +277,7 @@ QT_BEGIN_NAMESPACE QDataStream::QDataStream() { - dev = 0; + dev = nullptr; owndev = false; byteorder = BigEndian; ver = Qt_DefaultCompiledVersion; @@ -429,7 +433,7 @@ bool QDataStream::atEnd() const */ QDataStream::FloatingPointPrecision QDataStream::floatingPointPrecision() const { - return d == 0 ? QDataStream::DoublePrecision : d->floatingPointPrecision; + return d ? d->floatingPointPrecision : QDataStream::DoublePrecision; } /*! @@ -454,7 +458,7 @@ QDataStream::FloatingPointPrecision QDataStream::floatingPointPrecision() const */ void QDataStream::setFloatingPointPrecision(QDataStream::FloatingPointPrecision precision) { - if (d == 0) + if (!d) d.reset(new QDataStreamPrivate()); d->floatingPointPrecision = precision; } @@ -561,6 +565,7 @@ void QDataStream::setByteOrder(ByteOrder bo) \value Qt_5_11 Same as Qt_5_6 \value Qt_5_12 Version 18 (Qt 5.12) \value Qt_5_13 Version 19 (Qt 5.13) + \value Qt_5_14 Same as Qt_5_13 \omitvalue Qt_DefaultCompiledVersion \sa setVersion(), version() @@ -634,7 +639,7 @@ void QDataStream::startTransaction() { CHECK_STREAM_PRECOND(Q_VOID) - if (d == 0) + if (!d) d.reset(new QDataStreamPrivate()); if (++d->transactionDepth == 1) { @@ -1038,7 +1043,7 @@ QDataStream &QDataStream::operator>>(char *&s) QDataStream &QDataStream::readBytes(char *&s, uint &l) { - s = 0; + s = nullptr; l = 0; CHECK_STREAM_PRECOND(*this) @@ -1049,8 +1054,8 @@ QDataStream &QDataStream::readBytes(char *&s, uint &l) const quint32 Step = 1024 * 1024; quint32 allocated = 0; - char *prevBuf = 0; - char *curBuf = 0; + char *prevBuf = nullptr; + char *curBuf = nullptr; do { int blockSize = qMin(Step, len - allocated); diff --git a/src/corelib/serialization/qdatastream.h b/src/corelib/serialization/qdatastream.h index 81134f74b0..cfcd89333b 100644 --- a/src/corelib/serialization/qdatastream.h +++ b/src/corelib/serialization/qdatastream.h @@ -55,7 +55,6 @@ class QByteArray; class QIODevice; template <typename T> class QList; -template <typename T> class QLinkedList; template <typename T> class QVector; template <typename T> class QSet; template <class Key, class T> class QHash; @@ -100,10 +99,19 @@ public: Qt_5_11 = Qt_5_10, Qt_5_12 = 18, Qt_5_13 = 19, -#if QT_VERSION >= 0x050e00 + Qt_5_14 = Qt_5_13, +#if QT_VERSION >= 0x050f00 + Qt_5_15 = Qt_5_14, + Qt_DefaultCompiledVersion = Qt_5_15 +#elif QT_VERSION >= 0x060000 + Qt_6_0 = Qt_5_15, + Qt_DefaultCompiledVersion = Qt_6_0 +#else + Qt_DefaultCompiledVersion = Qt_5_14 +#endif +#if QT_VERSION >= 0x060100 #error Add the datastream version for this Qt version and update Qt_DefaultCompiledVersion #endif - Qt_DefaultCompiledVersion = Qt_5_13 }; enum ByteOrder { @@ -377,25 +385,23 @@ inline QDataStream &operator>>(QDataStream &s, QFlags<Enum> &e) { return s >> e.i; } template <typename T> -inline QDataStream &operator>>(QDataStream &s, QList<T> &l) -{ - return QtPrivate::readArrayBasedContainer(s, l); -} +typename std::enable_if<std::is_enum<T>::value, QDataStream &>::type& +operator<<(QDataStream &s, const T &t) +{ return s << static_cast<typename std::underlying_type<T>::type>(t); } template <typename T> -inline QDataStream &operator<<(QDataStream &s, const QList<T> &l) -{ - return QtPrivate::writeSequentialContainer(s, l); -} +typename std::enable_if<std::is_enum<T>::value, QDataStream &>::type& +operator>>(QDataStream &s, T &t) +{ return s >> reinterpret_cast<typename std::underlying_type<T>::type &>(t); } template <typename T> -inline QDataStream &operator>>(QDataStream &s, QLinkedList<T> &l) +inline QDataStream &operator>>(QDataStream &s, QList<T> &l) { - return QtPrivate::readListBasedContainer(s, l); + return QtPrivate::readArrayBasedContainer(s, l); } template <typename T> -inline QDataStream &operator<<(QDataStream &s, const QLinkedList<T> &l) +inline QDataStream &operator<<(QDataStream &s, const QList<T> &l) { return QtPrivate::writeSequentialContainer(s, l); } diff --git a/src/corelib/serialization/qjson_p.h b/src/corelib/serialization/qjson_p.h index 40b2414e4a..85fb2a1254 100644 --- a/src/corelib/serialization/qjson_p.h +++ b/src/corelib/serialization/qjson_p.h @@ -304,7 +304,7 @@ public: return *this; } - QLatin1String toQLatin1String() const Q_DECL_NOTHROW { + QLatin1String toQLatin1String() const noexcept { return QLatin1String(d->latin1, d->length); } @@ -339,23 +339,23 @@ public: }; #define DEF_OP(op) \ - inline bool operator op(Latin1String lhs, Latin1String rhs) Q_DECL_NOTHROW \ + inline bool operator op(Latin1String lhs, Latin1String rhs) noexcept \ { \ return lhs.toQLatin1String() op rhs.toQLatin1String(); \ } \ - inline bool operator op(QLatin1String lhs, Latin1String rhs) Q_DECL_NOTHROW \ + inline bool operator op(QLatin1String lhs, Latin1String rhs) noexcept \ { \ return lhs op rhs.toQLatin1String(); \ } \ - inline bool operator op(Latin1String lhs, QLatin1String rhs) Q_DECL_NOTHROW \ + inline bool operator op(Latin1String lhs, QLatin1String rhs) noexcept \ { \ return lhs.toQLatin1String() op rhs; \ } \ - inline bool operator op(const QString &lhs, Latin1String rhs) Q_DECL_NOTHROW \ + inline bool operator op(const QString &lhs, Latin1String rhs) noexcept \ { \ return lhs op rhs.toQLatin1String(); \ } \ - inline bool operator op(Latin1String lhs, const QString &rhs) Q_DECL_NOTHROW \ + inline bool operator op(Latin1String lhs, const QString &rhs) noexcept \ { \ return lhs.toQLatin1String() op rhs; \ } \ @@ -686,7 +686,7 @@ public: { } inline Data(int reserved, QJsonValue::Type valueType) - : rawData(0), compactionCounter(0), ownsData(true) + : rawData(nullptr), compactionCounter(0), ownsData(true) { Q_ASSERT(valueType == QJsonValue::Array || valueType == QJsonValue::Object); @@ -728,7 +728,7 @@ public: size = qMax(size + reserve, qMin(size *2, (int)Value::MaxSize)); if (size > Value::MaxSize) { qWarning("QJson: Document too large to store in data structure"); - return 0; + return nullptr; } } char *raw = (char *)malloc(size); diff --git a/src/corelib/serialization/qjsonarray.cpp b/src/corelib/serialization/qjsonarray.cpp index 7dfa9b43f0..3a6244f5ac 100644 --- a/src/corelib/serialization/qjsonarray.cpp +++ b/src/corelib/serialization/qjsonarray.cpp @@ -132,7 +132,7 @@ QT_BEGIN_NAMESPACE Creates an empty array. */ QJsonArray::QJsonArray() - : d(0), a(0) + : d(nullptr), a(nullptr) { } @@ -168,8 +168,8 @@ QJsonArray::QJsonArray(QJsonPrivate::Data *data, QJsonPrivate::Array *array) */ void QJsonArray::initialize() { - d = 0; - a = 0; + d = nullptr; + a = nullptr; } /*! diff --git a/src/corelib/serialization/qjsonarray.h b/src/corelib/serialization/qjsonarray.h index ba346fb848..983a6753b5 100644 --- a/src/corelib/serialization/qjsonarray.h +++ b/src/corelib/serialization/qjsonarray.h @@ -42,9 +42,7 @@ #include <QtCore/qjsonvalue.h> #include <QtCore/qiterator.h> -#if defined(Q_COMPILER_INITIALIZER_LISTS) #include <initializer_list> -#endif QT_BEGIN_NAMESPACE @@ -58,21 +56,19 @@ class Q_CORE_EXPORT QJsonArray public: QJsonArray(); -#if defined(Q_COMPILER_INITIALIZER_LISTS) || defined(Q_QDOC) QJsonArray(std::initializer_list<QJsonValue> args) { initialize(); for (std::initializer_list<QJsonValue>::const_iterator i = args.begin(); i != args.end(); ++i) append(*i); } -#endif ~QJsonArray(); QJsonArray(const QJsonArray &other); QJsonArray &operator =(const QJsonArray &other); - QJsonArray(QJsonArray &&other) Q_DECL_NOTHROW + QJsonArray(QJsonArray &&other) noexcept : d(other.d), a(other.a) { @@ -80,7 +76,7 @@ public: other.a = nullptr; } - QJsonArray &operator =(QJsonArray &&other) Q_DECL_NOTHROW + QJsonArray &operator =(QJsonArray &&other) noexcept { swap(other); return *this; @@ -115,7 +111,7 @@ public: bool operator==(const QJsonArray &other) const; bool operator!=(const QJsonArray &other) const; - void swap(QJsonArray &other) Q_DECL_NOTHROW + void swap(QJsonArray &other) noexcept { qSwap(d, other.d); qSwap(a, other.a); diff --git a/src/corelib/serialization/qjsondocument.cpp b/src/corelib/serialization/qjsondocument.cpp index 179a87c699..f8027efb58 100644 --- a/src/corelib/serialization/qjsondocument.cpp +++ b/src/corelib/serialization/qjsondocument.cpp @@ -84,7 +84,7 @@ QT_BEGIN_NAMESPACE * Constructs an empty and invalid document. */ QJsonDocument::QJsonDocument() - : d(0) + : d(nullptr) { } @@ -92,7 +92,7 @@ QJsonDocument::QJsonDocument() * Creates a QJsonDocument from \a object. */ QJsonDocument::QJsonDocument(const QJsonObject &object) - : d(0) + : d(nullptr) { setObject(object); } @@ -101,7 +101,7 @@ QJsonDocument::QJsonDocument(const QJsonObject &object) * Constructs a QJsonDocument from \a array. */ QJsonDocument::QJsonDocument(const QJsonArray &array) - : d(0) + : d(nullptr) { setArray(array); } @@ -236,7 +236,7 @@ const char *QJsonDocument::rawData(int *size) const { if (!d) { *size = 0; - return 0; + return nullptr; } *size = d->alloc; return d->rawData; @@ -635,7 +635,7 @@ bool QJsonDocument::operator==(const QJsonDocument &other) const */ bool QJsonDocument::isNull() const { - return (d == 0); + return (d == nullptr); } #if !defined(QT_NO_DEBUG_STREAM) && !defined(QT_JSON_READONLY) diff --git a/src/corelib/serialization/qjsondocument.h b/src/corelib/serialization/qjsondocument.h index a749439b7d..a8006a6cc5 100644 --- a/src/corelib/serialization/qjsondocument.h +++ b/src/corelib/serialization/qjsondocument.h @@ -93,19 +93,19 @@ public: QJsonDocument(const QJsonDocument &other); QJsonDocument &operator =(const QJsonDocument &other); - QJsonDocument(QJsonDocument &&other) Q_DECL_NOTHROW + QJsonDocument(QJsonDocument &&other) noexcept : d(other.d) { other.d = nullptr; } - QJsonDocument &operator =(QJsonDocument &&other) Q_DECL_NOTHROW + QJsonDocument &operator =(QJsonDocument &&other) noexcept { swap(other); return *this; } - void swap(QJsonDocument &other) Q_DECL_NOTHROW + void swap(QJsonDocument &other) noexcept { qSwap(d, other.d); } diff --git a/src/corelib/serialization/qjsonobject.cpp b/src/corelib/serialization/qjsonobject.cpp index a9f25a119c..f92bdd0e80 100644 --- a/src/corelib/serialization/qjsonobject.cpp +++ b/src/corelib/serialization/qjsonobject.cpp @@ -110,7 +110,7 @@ QT_BEGIN_NAMESPACE \sa isEmpty() */ QJsonObject::QJsonObject() - : d(0), o(0) + : d(nullptr), o(nullptr) { } @@ -149,8 +149,8 @@ QJsonObject::QJsonObject(QJsonPrivate::Data *data, QJsonPrivate::Object *object) void QJsonObject::initialize() { - d = 0; - o = 0; + d = nullptr; + o = nullptr; } /*! diff --git a/src/corelib/serialization/qjsonobject.h b/src/corelib/serialization/qjsonobject.h index 80fe6b2f3f..d8e2ab9ca7 100644 --- a/src/corelib/serialization/qjsonobject.h +++ b/src/corelib/serialization/qjsonobject.h @@ -42,10 +42,8 @@ #include <QtCore/qjsonvalue.h> #include <QtCore/qiterator.h> -#ifdef Q_COMPILER_INITIALIZER_LISTS #include <QtCore/qpair.h> #include <initializer_list> -#endif QT_BEGIN_NAMESPACE @@ -60,34 +58,32 @@ class Q_CORE_EXPORT QJsonObject public: QJsonObject(); -#if defined(Q_COMPILER_INITIALIZER_LISTS) || defined(Q_QDOC) QJsonObject(std::initializer_list<QPair<QString, QJsonValue> > args) { initialize(); for (std::initializer_list<QPair<QString, QJsonValue> >::const_iterator i = args.begin(); i != args.end(); ++i) insert(i->first, i->second); } -#endif ~QJsonObject(); QJsonObject(const QJsonObject &other); QJsonObject &operator =(const QJsonObject &other); - QJsonObject(QJsonObject &&other) Q_DECL_NOTHROW + QJsonObject(QJsonObject &&other) noexcept : d(other.d), o(other.o) { other.d = nullptr; other.o = nullptr; } - QJsonObject &operator =(QJsonObject &&other) Q_DECL_NOTHROW + QJsonObject &operator =(QJsonObject &&other) noexcept { swap(other); return *this; } - void swap(QJsonObject &other) Q_DECL_NOTHROW + void swap(QJsonObject &other) noexcept { qSwap(d, other.d); qSwap(o, other.o); diff --git a/src/corelib/serialization/qjsonparser.cpp b/src/corelib/serialization/qjsonparser.cpp index bfba95520e..cd36bd5a5b 100644 --- a/src/corelib/serialization/qjsonparser.cpp +++ b/src/corelib/serialization/qjsonparser.cpp @@ -198,7 +198,9 @@ QString QJsonParseError::errorString() const using namespace QJsonPrivate; Parser::Parser(const char *json, int length) - : head(json), json(json), data(0), dataLength(0), current(0), nestingLevel(0), lastError(QJsonParseError::NoError) + : head(json), json(json), data(nullptr) + , dataLength(0), current(0), nestingLevel(0) + , lastError(QJsonParseError::NoError) { end = json + length; } @@ -316,7 +318,7 @@ QJsonDocument Parser::parse(QJsonParseError *error) eatBOM(); char token = nextToken(); - DEBUG << hex << (uint)token; + DEBUG << Qt::hex << (uint)token; if (token == BeginArray) { if (!parseArray()) goto error; diff --git a/src/corelib/serialization/qjsonvalue.cpp b/src/corelib/serialization/qjsonvalue.cpp index 1fc610d7c7..0bd28581f3 100644 --- a/src/corelib/serialization/qjsonvalue.cpp +++ b/src/corelib/serialization/qjsonvalue.cpp @@ -112,7 +112,7 @@ QT_BEGIN_NAMESPACE The default is to create a Null value. */ QJsonValue::QJsonValue(Type type) - : ui(0), d(0), t(type) + : ui(0), d(nullptr), t(type) { } @@ -120,7 +120,7 @@ QJsonValue::QJsonValue(Type type) \internal */ QJsonValue::QJsonValue(QJsonPrivate::Data *data, QJsonPrivate::Base *base, const QJsonPrivate::Value &v) - : d(0) + : d(nullptr) { t = (Type)(uint)v.type; switch (t) { @@ -154,7 +154,7 @@ QJsonValue::QJsonValue(QJsonPrivate::Data *data, QJsonPrivate::Base *base, const Creates a value of type Bool, with value \a b. */ QJsonValue::QJsonValue(bool b) - : d(0), t(Bool) + : d(nullptr), t(Bool) { this->b = b; } @@ -163,7 +163,7 @@ QJsonValue::QJsonValue(bool b) Creates a value of type Double, with value \a n. */ QJsonValue::QJsonValue(double n) - : d(0), t(Double) + : d(nullptr), t(Double) { this->dbl = n; } @@ -173,7 +173,7 @@ QJsonValue::QJsonValue(double n) Creates a value of type Double, with value \a n. */ QJsonValue::QJsonValue(int n) - : d(0), t(Double) + : d(nullptr), t(Double) { this->dbl = n; } @@ -185,7 +185,7 @@ QJsonValue::QJsonValue(int n) If you pass in values outside this range expect a loss of precision to occur. */ QJsonValue::QJsonValue(qint64 n) - : d(0), t(Double) + : d(nullptr), t(Double) { this->dbl = double(n); } @@ -194,7 +194,7 @@ QJsonValue::QJsonValue(qint64 n) Creates a value of type String, with value \a s. */ QJsonValue::QJsonValue(const QString &s) - : d(0), t(String) + : d(nullptr), t(String) { stringDataFromQStringHelper(s); } @@ -221,7 +221,7 @@ void QJsonValue::stringDataFromQStringHelper(const QString &string) Creates a value of type String, with value \a s. */ QJsonValue::QJsonValue(QLatin1String s) - : d(0), t(String) + : d(nullptr), t(String) { // ### FIXME: Avoid creating the temp QString below QString str(s); diff --git a/src/corelib/serialization/qjsonvalue.h b/src/corelib/serialization/qjsonvalue.h index 0339eb59f7..37d84f9e60 100644 --- a/src/corelib/serialization/qjsonvalue.h +++ b/src/corelib/serialization/qjsonvalue.h @@ -92,7 +92,7 @@ public: QJsonValue(const QJsonValue &other); QJsonValue &operator =(const QJsonValue &other); - QJsonValue(QJsonValue &&other) Q_DECL_NOTHROW + QJsonValue(QJsonValue &&other) noexcept : ui(other.ui), d(other.d), t(other.t) @@ -102,13 +102,13 @@ public: other.t = Null; } - QJsonValue &operator =(QJsonValue &&other) Q_DECL_NOTHROW + QJsonValue &operator =(QJsonValue &&other) noexcept { swap(other); return *this; } - void swap(QJsonValue &other) Q_DECL_NOTHROW + void swap(QJsonValue &other) noexcept { qSwap(ui, other.ui); qSwap(d, other.d); diff --git a/src/corelib/serialization/qtextstream.cpp b/src/corelib/serialization/qtextstream.cpp index c9ba183a50..9d4bc223ab 100644 --- a/src/corelib/serialization/qtextstream.cpp +++ b/src/corelib/serialization/qtextstream.cpp @@ -135,30 +135,30 @@ static const int QTEXTSTREAM_BUFFERSIZE = 16384; \table \header \li Manipulator \li Description - \row \li \c bin \li Same as setIntegerBase(2). - \row \li \c oct \li Same as setIntegerBase(8). - \row \li \c dec \li Same as setIntegerBase(10). - \row \li \c hex \li Same as setIntegerBase(16). - \row \li \c showbase \li Same as setNumberFlags(numberFlags() | ShowBase). - \row \li \c forcesign \li Same as setNumberFlags(numberFlags() | ForceSign). - \row \li \c forcepoint \li Same as setNumberFlags(numberFlags() | ForcePoint). - \row \li \c noshowbase \li Same as setNumberFlags(numberFlags() & ~ShowBase). - \row \li \c noforcesign \li Same as setNumberFlags(numberFlags() & ~ForceSign). - \row \li \c noforcepoint \li Same as setNumberFlags(numberFlags() & ~ForcePoint). - \row \li \c uppercasebase \li Same as setNumberFlags(numberFlags() | UppercaseBase). - \row \li \c uppercasedigits \li Same as setNumberFlags(numberFlags() | UppercaseDigits). - \row \li \c lowercasebase \li Same as setNumberFlags(numberFlags() & ~UppercaseBase). - \row \li \c lowercasedigits \li Same as setNumberFlags(numberFlags() & ~UppercaseDigits). - \row \li \c fixed \li Same as setRealNumberNotation(FixedNotation). - \row \li \c scientific \li Same as setRealNumberNotation(ScientificNotation). - \row \li \c left \li Same as setFieldAlignment(AlignLeft). - \row \li \c right \li Same as setFieldAlignment(AlignRight). - \row \li \c center \li Same as setFieldAlignment(AlignCenter). - \row \li \c endl \li Same as operator<<('\\n') and flush(). - \row \li \c flush \li Same as flush(). - \row \li \c reset \li Same as reset(). - \row \li \c ws \li Same as skipWhiteSpace(). - \row \li \c bom \li Same as setGenerateByteOrderMark(true). + \row \li \c Qt::bin \li Same as setIntegerBase(2). + \row \li \c Qt::oct \li Same as setIntegerBase(8). + \row \li \c Qt::dec \li Same as setIntegerBase(10). + \row \li \c Qt::hex \li Same as setIntegerBase(16). + \row \li \c Qt::showbase \li Same as setNumberFlags(numberFlags() | ShowBase). + \row \li \c Qt::forcesign \li Same as setNumberFlags(numberFlags() | ForceSign). + \row \li \c Qt::forcepoint \li Same as setNumberFlags(numberFlags() | ForcePoint). + \row \li \c Qt::noshowbase \li Same as setNumberFlags(numberFlags() & ~ShowBase). + \row \li \c Qt::noforcesign \li Same as setNumberFlags(numberFlags() & ~ForceSign). + \row \li \c Qt::noforcepoint \li Same as setNumberFlags(numberFlags() & ~ForcePoint). + \row \li \c Qt::uppercasebase \li Same as setNumberFlags(numberFlags() | UppercaseBase). + \row \li \c Qt::uppercasedigits \li Same as setNumberFlags(numberFlags() | UppercaseDigits). + \row \li \c Qt::lowercasebase \li Same as setNumberFlags(numberFlags() & ~UppercaseBase). + \row \li \c Qt::lowercasedigits \li Same as setNumberFlags(numberFlags() & ~UppercaseDigits). + \row \li \c Qt::fixed \li Same as setRealNumberNotation(FixedNotation). + \row \li \c Qt::scientific \li Same as setRealNumberNotation(ScientificNotation). + \row \li \c Qt::left \li Same as setFieldAlignment(AlignLeft). + \row \li \c Qt::right \li Same as setFieldAlignment(AlignRight). + \row \li \c Qt::center \li Same as setFieldAlignment(AlignCenter). + \row \li \c Qt::endl \li Same as operator<<('\\n') and flush(). + \row \li \c Qt::flush \li Same as flush(). + \row \li \c Qt::reset \li Same as reset(). + \row \li \c Qt::ws \li Same as skipWhiteSpace(). + \row \li \c Qt::bom \li Same as setGenerateByteOrderMark(true). \endtable In addition, Qt provides three global manipulators that take a @@ -327,7 +327,7 @@ QT_BEGIN_NAMESPACE QTextStreamPrivate::QTextStreamPrivate(QTextStream *q_ptr) : #if QT_CONFIG(textcodec) - readConverterSavedState(0), + readConverterSavedState(nullptr), #endif readConverterSavedStateOffset(0), locale(QLocale::c()) @@ -381,7 +381,7 @@ void QTextStreamPrivate::Params::reset() padChar = QLatin1Char(' '); fieldAlignment = QTextStream::AlignRight; realNumberNotation = QTextStream::SmartNotation; - numberFlags = 0; + numberFlags = { }; } /*! @@ -391,9 +391,9 @@ void QTextStreamPrivate::reset() { params.reset(); - device = 0; + device = nullptr; deleteDevice = false; - string = 0; + string = nullptr; stringOffset = 0; stringOpenMode = QIODevice::NotOpen; @@ -406,7 +406,7 @@ void QTextStreamPrivate::reset() resetCodecConverterStateHelper(&readConverterState); resetCodecConverterStateHelper(&writeConverterState); delete readConverterSavedState; - readConverterSavedState = 0; + readConverterSavedState = nullptr; writeConverterState.flags |= QTextCodec::IgnoreHeader; autoDetectUnicode = true; #endif @@ -1207,7 +1207,7 @@ bool QTextStream::seek(qint64 pos) resetCodecConverterStateHelper(&d->readConverterState); resetCodecConverterStateHelper(&d->writeConverterState); delete d->readConverterSavedState; - d->readConverterSavedState = 0; + d->readConverterSavedState = nullptr; d->writeConverterState.flags |= QTextCodec::IgnoreHeader; #endif return true; @@ -1295,7 +1295,7 @@ void QTextStream::skipWhiteSpace() { Q_D(QTextStream); CHECK_VALID_STREAM(Q_VOID); - d->scan(0, 0, 0, QTextStreamPrivate::NotSpace); + d->scan(nullptr, nullptr, 0, QTextStreamPrivate::NotSpace); d->consumeLastToken(); } @@ -1751,7 +1751,7 @@ QString QTextStream::read(qint64 maxlen) */ QTextStreamPrivate::NumberParsingStatus QTextStreamPrivate::getNumber(qulonglong *ret) { - scan(0, 0, 0, NotSpace); + scan(nullptr, nullptr, 0, NotSpace); consumeLastToken(); // detect int encoding @@ -1980,7 +1980,7 @@ bool QTextStreamPrivate::getReal(double *f) ParserState state = Init; InputToken input = None; - scan(0, 0, 0, NotSpace); + scan(nullptr, nullptr, 0, NotSpace); consumeLastToken(); const int BufferSize = 128; @@ -2084,7 +2084,7 @@ QTextStream &QTextStream::operator>>(QChar &c) { Q_D(QTextStream); CHECK_VALID_STREAM(*this); - d->scan(0, 0, 0, QTextStreamPrivate::NotSpace); + d->scan(nullptr, nullptr, 0, QTextStreamPrivate::NotSpace); if (!d->getChar(&c)) setStatus(ReadPastEnd); return *this; @@ -2245,7 +2245,7 @@ QTextStream &QTextStream::operator>>(QString &str) CHECK_VALID_STREAM(*this); str.clear(); - d->scan(0, 0, 0, QTextStreamPrivate::NotSpace); + d->scan(nullptr, nullptr, 0, QTextStreamPrivate::NotSpace); d->consumeLastToken(); const QChar *ptr; @@ -2273,7 +2273,7 @@ QTextStream &QTextStream::operator>>(QByteArray &array) CHECK_VALID_STREAM(*this); array.clear(); - d->scan(0, 0, 0, QTextStreamPrivate::NotSpace); + d->scan(nullptr, nullptr, 0, QTextStreamPrivate::NotSpace); d->consumeLastToken(); const QChar *ptr; @@ -2308,7 +2308,7 @@ QTextStream &QTextStream::operator>>(char *c) Q_D(QTextStream); *c = 0; CHECK_VALID_STREAM(*this); - d->scan(0, 0, 0, QTextStreamPrivate::NotSpace); + d->scan(nullptr, nullptr, 0, QTextStreamPrivate::NotSpace); d->consumeLastToken(); const QChar *ptr; @@ -2356,7 +2356,7 @@ void QTextStreamPrivate::putNumber(qulonglong number, bool negative) } else if (negative) { // Workaround for backward compatibility for writing negative // numbers in octal and hex: - // QTextStream(result) << showbase << hex << -1 << oct << -1 + // QTextStream(result) << Qt::showbase << Qt::hex << -1 << oct << -1 // should output: -0x1 -0b1 result = dd->unsLongLongToString(number, -1, base, -1, flags); result.prepend(locale.negativeSign()); @@ -2689,6 +2689,11 @@ QTextStream &QTextStream::operator<<(const void *ptr) d->params.numberFlags = oldFlags; return *this; } +#if defined(Q_QDOC) || QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) +namespace Qt { +#else +namespace QTextStreamFunctions { +#endif /*! \relates QTextStream @@ -2973,7 +2978,7 @@ QTextStream ¢er(QTextStream &stream) */ QTextStream &endl(QTextStream &stream) { - return stream << QLatin1Char('\n') << flush; + return stream << QLatin1Char('\n') << Qt::flush; } /*! @@ -3015,6 +3020,8 @@ QTextStream &ws(QTextStream &stream) return stream; } +} // namespace QTextStreamFunctions + /*! \fn QTextStreamManipulator qSetFieldWidth(int width) \relates QTextStream @@ -3037,6 +3044,12 @@ QTextStream &ws(QTextStream &stream) */ #if QT_CONFIG(textcodec) + +#if defined(Q_QDOC) || QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) +namespace Qt { +#else +namespace QTextStreamFunctions { +#endif /*! \relates QTextStream @@ -3051,6 +3064,8 @@ QTextStream &bom(QTextStream &stream) return stream; } +} // namespace QTextStreamFunctions + /*! Sets the codec for this stream to \a codec. The codec is used for decoding any data that is read from the assigned device, and for @@ -3200,6 +3215,43 @@ QLocale QTextStream::locale() const return d->locale; } +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) && !defined(Q_QDOC) +// Binary compatible definitions for Qt<5.14 +Q_CORE_EXPORT QTextStream &bin(QTextStream &s) { return Qt::bin(s); } +Q_CORE_EXPORT QTextStream &oct(QTextStream &s) { return Qt::oct(s); } +Q_CORE_EXPORT QTextStream &dec(QTextStream &s) { return Qt::dec(s); } +Q_CORE_EXPORT QTextStream &hex(QTextStream &s) { return Qt::hex(s); } + +Q_CORE_EXPORT QTextStream &showbase(QTextStream &s) { return Qt::showbase(s); } +Q_CORE_EXPORT QTextStream &forcesign(QTextStream &s) { return Qt::forcesign(s); } +Q_CORE_EXPORT QTextStream &forcepoint(QTextStream &s) { return Qt::forcepoint(s); } +Q_CORE_EXPORT QTextStream &noshowbase(QTextStream &s) { return Qt::noshowbase(s); } +Q_CORE_EXPORT QTextStream &noforcesign(QTextStream &s) { return Qt::noforcesign(s); } +Q_CORE_EXPORT QTextStream &noforcepoint(QTextStream &s) { return Qt::noforcepoint(s); } + +Q_CORE_EXPORT QTextStream &uppercasebase(QTextStream &s) { return Qt::uppercasebase(s); } +Q_CORE_EXPORT QTextStream &uppercasedigits(QTextStream &s) { return Qt::uppercasedigits(s); } +Q_CORE_EXPORT QTextStream &lowercasebase(QTextStream &s) { return Qt::lowercasebase(s); } +Q_CORE_EXPORT QTextStream &lowercasedigits(QTextStream &s) { return Qt::lowercasedigits(s); } + +Q_CORE_EXPORT QTextStream &fixed(QTextStream &s) { return Qt::fixed(s); } +Q_CORE_EXPORT QTextStream &scientific(QTextStream &s) { return Qt::scientific(s); } + +Q_CORE_EXPORT QTextStream &left(QTextStream &s) { return Qt::left(s); } +Q_CORE_EXPORT QTextStream &right(QTextStream &s) { return Qt::right(s); } +Q_CORE_EXPORT QTextStream ¢er(QTextStream &s) { return Qt::center(s); } + +Q_CORE_EXPORT QTextStream &endl(QTextStream &s) { return Qt::endl(s); } +Q_CORE_EXPORT QTextStream &flush(QTextStream &s) { return Qt::flush(s); } +Q_CORE_EXPORT QTextStream &reset(QTextStream &s) { return Qt::reset(s); } + +Q_CORE_EXPORT QTextStream &ws(QTextStream &s) { return Qt::ws(s); } + +#if QT_CONFIG(textcodec) +Q_CORE_EXPORT QTextStream &bom(QTextStream &s) { return Qt::bom(s); } +#endif +#endif + QT_END_NAMESPACE #ifndef QT_NO_QOBJECT diff --git a/src/corelib/serialization/qtextstream.h b/src/corelib/serialization/qtextstream.h index 1d86a18b9c..4efa84f1f1 100644 --- a/src/corelib/serialization/qtextstream.h +++ b/src/corelib/serialization/qtextstream.h @@ -213,8 +213,8 @@ typedef void (QTextStream::*QTSMFC)(QChar); // manipulator w/QChar argument class Q_CORE_EXPORT QTextStreamManipulator { public: - Q_DECL_CONSTEXPR QTextStreamManipulator(QTSMFI m, int a) Q_DECL_NOTHROW : mf(m), mc(nullptr), arg(a), ch() {} - Q_DECL_CONSTEXPR QTextStreamManipulator(QTSMFC m, QChar c) Q_DECL_NOTHROW : mf(nullptr), mc(m), arg(-1), ch(c) {} + Q_DECL_CONSTEXPR QTextStreamManipulator(QTSMFI m, int a) noexcept : mf(m), mc(nullptr), arg(a), ch() {} + Q_DECL_CONSTEXPR QTextStreamManipulator(QTSMFC m, QChar c) noexcept : mf(nullptr), mc(m), arg(-1), ch(c) {} void exec(QTextStream &s) { if (mf) { (s.*mf)(arg); } else { (s.*mc)(ch); } } private: @@ -233,6 +233,13 @@ inline QTextStream &operator<<(QTextStream &s, QTextStreamFunction f) inline QTextStream &operator<<(QTextStream &s, QTextStreamManipulator m) { m.exec(s); return s; } +#if defined(Q_QDOC) || QT_VERSION >= QT_VERSION_CHECK(6, 0, 0) +namespace Qt { +#else +// This namespace only exists for 'using namespace' declarations. +namespace QTextStreamFunctions { +#endif + Q_CORE_EXPORT QTextStream &bin(QTextStream &s); Q_CORE_EXPORT QTextStream &oct(QTextStream &s); Q_CORE_EXPORT QTextStream &dec(QTextStream &s); @@ -265,6 +272,18 @@ Q_CORE_EXPORT QTextStream &bom(QTextStream &s); Q_CORE_EXPORT QTextStream &ws(QTextStream &s); +} // namespace QTextStreamFunctions + +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) && !defined(Q_QDOC) +namespace Qt { +using namespace QTextStreamFunctions; +} + +// We use 'using namespace' as that doesn't cause +// conflicting definitions compiler errors. +using namespace QTextStreamFunctions; +#endif // QT_VERSION < QT_VERSION_CHECK(6, 0, 0) && !defined(Q_QDOC) + inline QTextStreamManipulator qSetFieldWidth(int width) { QTSMFI func = &QTextStream::setFieldWidth; diff --git a/src/corelib/serialization/qxmlstream.cpp b/src/corelib/serialization/qxmlstream.cpp index 0170be7602..be3a476cb2 100644 --- a/src/corelib/serialization/qxmlstream.cpp +++ b/src/corelib/serialization/qxmlstream.cpp @@ -58,9 +58,9 @@ // case for most bootstrapped applications. #define Q_DECLARE_TR_FUNCTIONS(context) \ public: \ - static inline QString tr(const char *sourceText, const char *comment = 0) \ + static inline QString tr(const char *sourceText, const char *comment = nullptr) \ { Q_UNUSED(comment); return QString::fromLatin1(sourceText); } \ - static inline QString trUtf8(const char *sourceText, const char *comment = 0) \ + static inline QString trUtf8(const char *sourceText, const char *comment = nullptr) \ { Q_UNUSED(comment); return QString::fromLatin1(sourceText); } \ static inline QString tr(const char *sourceText, const char*, int) \ { return QString::fromLatin1(sourceText); } \ @@ -548,7 +548,7 @@ void QXmlStreamReader::clear() if (d->device) { if (d->deleteDevice) delete d->device; - d->device = 0; + d->device = nullptr; } } @@ -792,16 +792,16 @@ QXmlStreamPrivateTagStack::QXmlStreamPrivateTagStack() QXmlStreamReaderPrivate::QXmlStreamReaderPrivate(QXmlStreamReader *q) :q_ptr(q) { - device = 0; + device = nullptr; deleteDevice = false; #if QT_CONFIG(textcodec) - decoder = 0; + decoder = nullptr; #endif stack_size = 64; - sym_stack = 0; - state_stack = 0; + sym_stack = nullptr; + state_stack = nullptr; reallocateStack(); - entityResolver = 0; + entityResolver = nullptr; init(); #define ADD_PREDEFINED(n, v) \ do { \ @@ -843,11 +843,11 @@ void QXmlStreamReaderPrivate::init() #if QT_CONFIG(textcodec) codec = QTextCodec::codecForMib(106); // utf8 delete decoder; - decoder = 0; + decoder = nullptr; #endif attributeStack.clear(); attributeStack.reserve(16); - entityParser = 0; + entityParser = nullptr; hasCheckedStartDocument = false; normalizeLiterals = false; hasSeenTag = false; @@ -2285,12 +2285,14 @@ QXmlStreamAttribute::QXmlStreamAttribute() m_isDefault = false; } +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) /*! Destructs an attribute. */ QXmlStreamAttribute::~QXmlStreamAttribute() { } +#endif /*! Constructs an attribute in the namespace described with \a namespaceUri with \a name and value \a value. @@ -2366,6 +2368,7 @@ QXmlStreamAttribute::QXmlStreamAttribute(const QString &qualifiedName, const QSt */ +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) /*! Creates a copy of \a other. */ @@ -2386,7 +2389,7 @@ QXmlStreamAttribute& QXmlStreamAttribute::operator=(const QXmlStreamAttribute &o m_isDefault = other.m_isDefault; return *this; } - +#endif /*! \class QXmlStreamAttributes @@ -2442,6 +2445,8 @@ QXmlStreamAttribute& QXmlStreamAttribute::operator=(const QXmlStreamAttribute &o QXmlStreamNotationDeclaration::QXmlStreamNotationDeclaration() { } + +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) /*! Creates a copy of \a other. */ @@ -2467,6 +2472,7 @@ Destructs this notation declaration. QXmlStreamNotationDeclaration::~QXmlStreamNotationDeclaration() { } +#endif /*! \fn QStringRef QXmlStreamNotationDeclaration::name() const @@ -2539,6 +2545,7 @@ QXmlStreamNamespaceDeclaration::QXmlStreamNamespaceDeclaration(const QString &pr m_namespaceUri = namespaceUri; } +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) /*! Creates a copy of \a other. */ @@ -2562,6 +2569,7 @@ Destructs this namespace declaration. QXmlStreamNamespaceDeclaration::~QXmlStreamNamespaceDeclaration() { } +#endif /*! \fn QStringRef QXmlStreamNamespaceDeclaration::prefix() const @@ -2609,6 +2617,7 @@ QXmlStreamEntityDeclaration::QXmlStreamEntityDeclaration() { } +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) /*! Creates a copy of \a other. */ @@ -2636,6 +2645,7 @@ QXmlStreamEntityDeclaration& QXmlStreamEntityDeclaration::operator=(const QXmlSt QXmlStreamEntityDeclaration::~QXmlStreamEntityDeclaration() { } +#endif /*! \fn QXmlStreamStringRef::swap(QXmlStreamStringRef &other) \since 5.6 @@ -3014,8 +3024,8 @@ QXmlStreamWriterPrivate::QXmlStreamWriterPrivate(QXmlStreamWriter *q) :autoFormattingIndent(4, ' ') { q_ptr = q; - device = 0; - stringDevice = 0; + device = nullptr; + stringDevice = nullptr; deleteDevice = false; #if QT_CONFIG(textcodec) codec = QTextCodec::codecForMib(106); // utf8 @@ -3305,7 +3315,7 @@ void QXmlStreamWriter::setDevice(QIODevice *device) Q_D(QXmlStreamWriter); if (device == d->device) return; - d->stringDevice = 0; + d->stringDevice = nullptr; if (d->deleteDevice) { delete d->device; d->deleteDevice = false; diff --git a/src/corelib/serialization/qxmlstream.g b/src/corelib/serialization/qxmlstream.g index e6328a11ac..12ecc9bdb2 100644 --- a/src/corelib/serialization/qxmlstream.g +++ b/src/corelib/serialization/qxmlstream.g @@ -506,7 +506,7 @@ public: int fastScanLiteralContent(); int fastScanSpace(); int fastScanContentCharList(); - int fastScanName(int *prefix = 0); + int fastScanName(int *prefix = nullptr); inline int fastScanNMTOKEN(); diff --git a/src/corelib/serialization/qxmlstream.h b/src/corelib/serialization/qxmlstream.h index d30c6bc01f..7d0aa64570 100644 --- a/src/corelib/serialization/qxmlstream.h +++ b/src/corelib/serialization/qxmlstream.h @@ -59,19 +59,15 @@ public: inline QXmlStreamStringRef(const QStringRef &aString) :m_string(aString.string()?*aString.string():QString()), m_position(aString.position()), m_size(aString.size()){} QXmlStreamStringRef(const QString &aString) : m_string(aString), m_position(0), m_size(m_string.size()) {} -#ifdef Q_COMPILER_RVALUE_REFS - QXmlStreamStringRef(QString &&aString) Q_DECL_NOTHROW : m_string(std::move(aString)), m_position(0), m_size(m_string.size()) {} -#endif + QXmlStreamStringRef(QString &&aString) noexcept : m_string(std::move(aString)), m_position(0), m_size(m_string.size()) {} #if QT_VERSION < QT_VERSION_CHECK(6,0,0) QXmlStreamStringRef(const QXmlStreamStringRef &other) // = default : m_string(other.m_string), m_position(other.m_position), m_size(other.m_size) {} -#ifdef Q_COMPILER_RVALUE_REFS - QXmlStreamStringRef(QXmlStreamStringRef &&other) Q_DECL_NOTHROW // = default + QXmlStreamStringRef(QXmlStreamStringRef &&other) noexcept // = default : m_string(std::move(other.m_string)), m_position(other.m_position), m_size(other.m_size) {} - QXmlStreamStringRef &operator=(QXmlStreamStringRef &&other) Q_DECL_NOTHROW // = default + QXmlStreamStringRef &operator=(QXmlStreamStringRef &&other) noexcept // = default { swap(other); return *this; } -#endif QXmlStreamStringRef &operator=(const QXmlStreamStringRef &other) // = default { m_string = other.m_string; m_position = other.m_position; m_size = other.m_size; return *this; } inline ~QXmlStreamStringRef() {} // ### this prevents (or deprecates) all the move/copy special member functions, @@ -79,7 +75,7 @@ public: // ### Qt 5, since that would change the way its passed to functions. In Qt 6, remove all. #endif // Qt < 6.0 - void swap(QXmlStreamStringRef &other) Q_DECL_NOTHROW + void swap(QXmlStreamStringRef &other) noexcept { qSwap(m_string, other.m_string); qSwap(m_position, other.m_position); @@ -108,11 +104,10 @@ class Q_CORE_EXPORT QXmlStreamAttribute { public: QXmlStreamAttribute(); QXmlStreamAttribute(const QString &qualifiedName, const QString &value); -#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) QXmlStreamAttribute(const QString &namespaceUri, const QString &name, const QString &value); +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) QXmlStreamAttribute(const QXmlStreamAttribute &); -#ifdef Q_COMPILER_RVALUE_REFS - QXmlStreamAttribute(QXmlStreamAttribute &&other) Q_DECL_NOTHROW // = default; + QXmlStreamAttribute(QXmlStreamAttribute &&other) noexcept // = default; : m_name(std::move(other.m_name)), m_namespaceUri(std::move(other.m_namespaceUri)), m_qualifiedName(std::move(other.m_qualifiedName)), @@ -122,7 +117,7 @@ public: { other.reserved = nullptr; } - QXmlStreamAttribute &operator=(QXmlStreamAttribute &&other) Q_DECL_NOTHROW // = default; + QXmlStreamAttribute &operator=(QXmlStreamAttribute &&other) noexcept // = default; { m_name = std::move(other.m_name); m_namespaceUri = std::move(other.m_namespaceUri); @@ -132,7 +127,6 @@ public: m_isDefault = other.m_isDefault; return *this; } -#endif QXmlStreamAttribute& operator=(const QXmlStreamAttribute &); ~QXmlStreamAttribute(); #endif // < Qt 6 @@ -197,23 +191,23 @@ class Q_CORE_EXPORT QXmlStreamNamespaceDeclaration { friend class QXmlStreamReaderPrivate; public: QXmlStreamNamespaceDeclaration(); + QXmlStreamNamespaceDeclaration(const QString &prefix, const QString &namespaceUri); #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) QXmlStreamNamespaceDeclaration(const QXmlStreamNamespaceDeclaration &); - QXmlStreamNamespaceDeclaration(QXmlStreamNamespaceDeclaration &&other) Q_DECL_NOTHROW // = default + QXmlStreamNamespaceDeclaration(QXmlStreamNamespaceDeclaration &&other) noexcept // = default : m_prefix(std::move(other.m_prefix)), m_namespaceUri(std::move(other.m_namespaceUri)), reserved(other.reserved) { other.reserved = nullptr; } - QXmlStreamNamespaceDeclaration &operator=(QXmlStreamNamespaceDeclaration &&other) Q_DECL_NOTHROW // = default + QXmlStreamNamespaceDeclaration &operator=(QXmlStreamNamespaceDeclaration &&other) noexcept // = default { m_prefix = std::move(other.m_prefix); m_namespaceUri = std::move(other.m_namespaceUri); qSwap(reserved, other.reserved); return *this; } - QXmlStreamNamespaceDeclaration(const QString &prefix, const QString &namespaceUri); ~QXmlStreamNamespaceDeclaration(); QXmlStreamNamespaceDeclaration& operator=(const QXmlStreamNamespaceDeclaration &); #endif // < Qt 6 @@ -242,7 +236,7 @@ public: #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) ~QXmlStreamNotationDeclaration(); QXmlStreamNotationDeclaration(const QXmlStreamNotationDeclaration &); - QXmlStreamNotationDeclaration(QXmlStreamNotationDeclaration &&other) Q_DECL_NOTHROW // = default + QXmlStreamNotationDeclaration(QXmlStreamNotationDeclaration &&other) noexcept // = default : m_name(std::move(other.m_name)), m_systemId(std::move(other.m_systemId)), m_publicId(std::move(other.m_publicId)), @@ -251,7 +245,7 @@ public: other.reserved = nullptr; } QXmlStreamNotationDeclaration& operator=(const QXmlStreamNotationDeclaration &); - QXmlStreamNotationDeclaration &operator=(QXmlStreamNotationDeclaration &&other) Q_DECL_NOTHROW // = default + QXmlStreamNotationDeclaration &operator=(QXmlStreamNotationDeclaration &&other) noexcept // = default { m_name = std::move(other.m_name); m_systemId = std::move(other.m_systemId); @@ -287,7 +281,7 @@ public: #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) ~QXmlStreamEntityDeclaration(); QXmlStreamEntityDeclaration(const QXmlStreamEntityDeclaration &); - QXmlStreamEntityDeclaration(QXmlStreamEntityDeclaration &&other) Q_DECL_NOTHROW // = default + QXmlStreamEntityDeclaration(QXmlStreamEntityDeclaration &&other) noexcept // = default : m_name(std::move(other.m_name)), m_notationName(std::move(other.m_notationName)), m_systemId(std::move(other.m_systemId)), @@ -298,7 +292,7 @@ public: other.reserved = nullptr; } QXmlStreamEntityDeclaration& operator=(const QXmlStreamEntityDeclaration &); - QXmlStreamEntityDeclaration &operator=(QXmlStreamEntityDeclaration &&other) Q_DECL_NOTHROW // = default + QXmlStreamEntityDeclaration &operator=(QXmlStreamEntityDeclaration &&other) noexcept // = default { m_name = std::move(other.m_name); m_notationName = std::move(other.m_notationName); diff --git a/src/corelib/serialization/qxmlstream_p.h b/src/corelib/serialization/qxmlstream_p.h index 61f501f81b..cde66a48a3 100644 --- a/src/corelib/serialization/qxmlstream_p.h +++ b/src/corelib/serialization/qxmlstream_p.h @@ -162,12 +162,12 @@ public: const char *const QXmlStreamReader_Table::spell [] = { - "end of file", 0, " ", "<", ">", "&", "#", "\'", "\"", "[", + "end of file", nullptr, " ", "<", ">", "&", "#", "\'", "\"", "[", "]", "(", ")", "|", "=", "%", "/", ":", ";", ",", "-", "+", "*", ".", "?", "!", "[a-zA-Z]", "[0-9]", "[CDATA[", "DOCTYPE", "ELEMENT", "ATTLIST", "ENTITY", "NOTATION", "SYSTEM", "PUBLIC", "NDATA", "REQUIRED", "IMPLIED", "FIXED", - "EMPTY", "ANY", "PCDATA", 0, 0, 0, 0, "CDATA", "ID", "IDREF", - "IDREFS", "ENTITIES", "NMTOKEN", "NMTOKENS", "<?xml", "version", 0}; + "EMPTY", "ANY", "PCDATA", nullptr, nullptr, nullptr, nullptr, "CDATA", "ID", "IDREF", + "IDREFS", "ENTITIES", "NMTOKEN", "NMTOKENS", "<?xml", "version", nullptr}; const short QXmlStreamReader_Table::lhs [] = { 57, 57, 59, 59, 59, 59, 59, 59, 59, 59, @@ -645,7 +645,7 @@ template <typename T> class QXmlStreamSimpleStack { T *data; int tos, cap; public: - inline QXmlStreamSimpleStack():data(0), tos(-1), cap(0){} + inline QXmlStreamSimpleStack():data(nullptr), tos(-1), cap(0){} inline ~QXmlStreamSimpleStack(){ if (data) free(data); } inline void reserve(int extraCapacity) { @@ -995,7 +995,7 @@ public: int fastScanLiteralContent(); int fastScanSpace(); int fastScanContentCharList(); - int fastScanName(int *prefix = 0); + int fastScanName(int *prefix = nullptr); inline int fastScanNMTOKEN(); diff --git a/src/corelib/statemachine/qstate_p.h b/src/corelib/statemachine/qstate_p.h index 7fb40392e7..ec746caae1 100644 --- a/src/corelib/statemachine/qstate_p.h +++ b/src/corelib/statemachine/qstate_p.h @@ -68,14 +68,14 @@ QT_BEGIN_NAMESPACE struct QPropertyAssignment { QPropertyAssignment() - : object(0), explicitlySet(true) {} + : object(nullptr), explicitlySet(true) {} QPropertyAssignment(QObject *o, const QByteArray &n, const QVariant &v, bool es = true) : object(o), propertyName(n), value(v), explicitlySet(es) {} bool objectDeleted() const { return !object; } - void write() const { Q_ASSERT(object != 0); object->setProperty(propertyName, value); } + void write() const { Q_ASSERT(object != nullptr); object->setProperty(propertyName, value); } bool hasTarget(QObject *o, const QByteArray &pn) const { return object == o && propertyName == pn; } @@ -99,8 +99,8 @@ public: QStatePrivate(); ~QStatePrivate(); - static QStatePrivate *get(QState *q) { return q ? q->d_func() : 0; } - static const QStatePrivate *get(const QState *q) { return q? q->d_func() : 0; } + static QStatePrivate *get(QState *q) { return q ? q->d_func() : nullptr; } + static const QStatePrivate *get(const QState *q) { return q? q->d_func() : nullptr; } QList<QAbstractState*> childStates() const; QList<QHistoryState*> historyStates() const; diff --git a/src/corelib/statemachine/qstatemachine.cpp b/src/corelib/statemachine/qstatemachine.cpp index ee3f7be279..3a86d971e2 100644 --- a/src/corelib/statemachine/qstatemachine.cpp +++ b/src/corelib/statemachine/qstatemachine.cpp @@ -140,6 +140,10 @@ QT_BEGIN_NAMESPACE no error state applies to the erroneous state, the machine will stop executing and an error message will be printed to the console. + \note Important: setting the \l{ChildMode} of a state machine to parallel (\l{ParallelStates}) + results in an invalid state machine. It can only be set to (or kept as) + \l{ExclusiveStates}. + \sa QAbstractState, QAbstractTransition, QState, {The State Machine Framework} */ @@ -370,10 +374,11 @@ static QList<QAbstractState *> getEffectiveTargetStates(QAbstractTransition *tra QList<QAbstractState*> historyConfiguration = QHistoryStatePrivate::get(historyState)->configuration; if (!historyConfiguration.isEmpty()) { // There is a saved history, so apply that. - targets.unite(historyConfiguration.toSet()); + targets.unite(QSet<QAbstractState *>(historyConfiguration.constBegin(), historyConfiguration.constEnd())); } else if (QAbstractTransition *defaultTransition = historyState->defaultTransition()) { // No saved history, take all default transition targets. - targets.unite(defaultTransition->targetStates().toSet()); + const auto &targetStates = defaultTransition->targetStates(); + targets.unite(QSet<QAbstractState *>(targetStates.constBegin(), targetStates.constEnd())); } else { // Woops, we found a history state without a default state. That's not valid! QStateMachinePrivate *m = QStateMachinePrivate::get(historyState->machine()); @@ -384,7 +389,7 @@ static QList<QAbstractState *> getEffectiveTargetStates(QAbstractTransition *tra } } - targetsList = targets.toList(); + targetsList = targets.values(); cache->insert(transition, targetsList); return targetsList; } @@ -518,7 +523,7 @@ bool QStateMachinePrivate::stateExitLessThan(QAbstractState *s1, QAbstractState } } -QState *QStateMachinePrivate::findLCA(const QList<QAbstractState*> &states, bool onlyCompound) const +QState *QStateMachinePrivate::findLCA(const QList<QAbstractState*> &states, bool onlyCompound) { if (states.isEmpty()) return 0; @@ -537,10 +542,16 @@ QState *QStateMachinePrivate::findLCA(const QList<QAbstractState*> &states, bool if (ok) return anc; } - return 0; + + // Oops, this should never happen! The state machine itself is a common ancestor of all states, + // no matter what. But, for the onlyCompound case: we probably have a state machine whose + // childMode is set to parallel, which is illegal. However, we're stuck with it (and with + // exposing this invalid/dangerous API to users), so recover in the least horrible way. + setError(QStateMachine::StateMachineChildModeSetToParallelError, q_func()); + return q_func(); // make the statemachine the LCA/LCCA (which it should have been anyway) } -QState *QStateMachinePrivate::findLCCA(const QList<QAbstractState*> &states) const +QState *QStateMachinePrivate::findLCCA(const QList<QAbstractState*> &states) { return findLCA(states, true); } @@ -740,7 +751,7 @@ QList<QAbstractState*> QStateMachinePrivate::computeExitSet(const QList<QAbstrac { Q_ASSERT(cache); - QList<QAbstractState*> statesToExit_sorted = computeExitSet_Unordered(enabledTransitions, cache).toList(); + QList<QAbstractState*> statesToExit_sorted = computeExitSet_Unordered(enabledTransitions, cache).values(); std::sort(statesToExit_sorted.begin(), statesToExit_sorted.end(), stateExitLessThan); return statesToExit_sorted; } @@ -777,7 +788,7 @@ QSet<QAbstractState*> QStateMachinePrivate::computeExitSet_Unordered(QAbstractTr // makes the state machine invalid. if (error == QStateMachine::NoError) setError(QStateMachine::NoCommonAncestorForTransitionError, t->sourceState()); - QList<QAbstractState *> lst = pendingErrorStates.toList(); + QList<QAbstractState *> lst = pendingErrorStates.values(); lst.prepend(t->sourceState()); domain = findLCCA(lst); @@ -879,7 +890,7 @@ QList<QAbstractState*> QStateMachinePrivate::computeEntrySet(const QList<QAbstra pendingErrorStatesForDefaultEntry.clear(); } - QList<QAbstractState*> statesToEnter_sorted = statesToEnter.toList(); + QList<QAbstractState*> statesToEnter_sorted = statesToEnter.values(); std::sort(statesToEnter_sorted.begin(), statesToEnter_sorted.end(), stateEntryLessThan); return statesToEnter_sorted; } @@ -902,7 +913,7 @@ function getTransitionDomain(t) */ QAbstractState *QStateMachinePrivate::getTransitionDomain(QAbstractTransition *t, const QList<QAbstractState *> &effectiveTargetStates, - CalculationCache *cache) const + CalculationCache *cache) { Q_ASSERT(cache); @@ -1483,6 +1494,14 @@ void QStateMachinePrivate::setError(QStateMachine::Error errorCode, QAbstractSta errorString = QStateMachine::tr("No common ancestor for targets and source of transition from state '%1'") .arg(currentContext->objectName()); break; + + case QStateMachine::StateMachineChildModeSetToParallelError: + Q_ASSERT(currentContext != nullptr); + + errorString = QStateMachine::tr("Child mode of state machine '%1' is not 'ExclusiveStates'!") + .arg(currentContext->objectName()); + break; + default: errorString = QStateMachine::tr("Unknown error"); }; @@ -1507,8 +1526,8 @@ void QStateMachinePrivate::setError(QStateMachine::Error errorCode, QAbstractSta addAncestorStatesToEnter(currentErrorState, rootState(), pendingErrorStates, pendingErrorStatesForDefaultEntry); pendingErrorStates -= configuration; } else { - qWarning("Unrecoverable error detected in running state machine: %s", - qPrintable(errorString)); + qWarning("Unrecoverable error detected in running state machine: %ls", + qUtf16Printable(errorString)); q->stop(); } } @@ -2444,9 +2463,13 @@ QStateMachine::QStateMachine(QObject *parent) /*! \since 5.0 + \deprecated Constructs a new state machine with the given \a childMode and \a parent. + + \warning Do not set the \a childMode to anything else than \l{ExclusiveStates}, otherwise the + state machine is invalid, and might work incorrectly! */ QStateMachine::QStateMachine(QState::ChildMode childMode, QObject *parent) : QState(*new QStateMachinePrivate, /*parentState=*/0) @@ -2454,6 +2477,18 @@ QStateMachine::QStateMachine(QState::ChildMode childMode, QObject *parent) Q_D(QStateMachine); d->childMode = childMode; setParent(parent); // See comment in constructor above + + if (childMode != ExclusiveStates) { + //### FIXME for Qt6: remove this constructor completely, and hide the childMode property. + // Yes, the StateMachine itself is conceptually a state, but it should only expose a limited + // number of properties. The execution algorithm (in the URL below) treats a state machine + // as a state, but from an API point of view, it's questionable if the QStateMachine should + // inherit from QState. + // + // See function findLCCA in https://www.w3.org/TR/2014/WD-scxml-20140529/#AlgorithmforSCXMLInterpretation + // to see where setting childMode to parallel will break down. + qWarning() << "Invalid childMode for QStateMachine" << this; + } } /*! diff --git a/src/corelib/statemachine/qstatemachine.h b/src/corelib/statemachine/qstatemachine.h index e520285437..07781d09a4 100644 --- a/src/corelib/statemachine/qstatemachine.h +++ b/src/corelib/statemachine/qstatemachine.h @@ -106,7 +106,8 @@ public: NoError, NoInitialStateError, NoDefaultStateInHistoryStateError, - NoCommonAncestorForTransitionError + NoCommonAncestorForTransitionError, + StateMachineChildModeSetToParallelError }; explicit QStateMachine(QObject *parent = nullptr); diff --git a/src/corelib/statemachine/qstatemachine_p.h b/src/corelib/statemachine/qstatemachine_p.h index f3366ca5f7..f140023e31 100644 --- a/src/corelib/statemachine/qstatemachine_p.h +++ b/src/corelib/statemachine/qstatemachine_p.h @@ -108,10 +108,10 @@ public: ~QStateMachinePrivate(); static QStateMachinePrivate *get(QStateMachine *q) - { return q ? q->d_func() : 0; } + { return q ? q->d_func() : nullptr; } - QState *findLCA(const QList<QAbstractState*> &states, bool onlyCompound = false) const; - QState *findLCCA(const QList<QAbstractState*> &states) const; + QState *findLCA(const QList<QAbstractState*> &states, bool onlyCompound = false); + QState *findLCCA(const QList<QAbstractState*> &states); static bool transitionStateEntryLessThan(QAbstractTransition *t1, QAbstractTransition *t2); static bool stateEntryLessThan(QAbstractState *s1, QAbstractState *s2); @@ -160,7 +160,7 @@ public: QSet<QAbstractState*> &statesForDefaultEntry, CalculationCache *cache); QAbstractState *getTransitionDomain(QAbstractTransition *t, const QList<QAbstractState *> &effectiveTargetStates, - CalculationCache *cache) const; + CalculationCache *cache); void addDescendantStatesToEnter(QAbstractState *state, QSet<QAbstractState*> &statesToEnter, QSet<QAbstractState*> &statesForDefaultEntry); @@ -218,18 +218,18 @@ public: QByteArray prop; // two overloads because friends can't have default arguments friend uint qHash(const RestorableId &key, uint seed) - Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(std::declval<QByteArray>()))) + noexcept(noexcept(qHash(std::declval<QByteArray>()))) { return qHash(qMakePair(key.obj, key.prop), seed); } - friend uint qHash(const RestorableId &key) Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(key, 0U))) + friend uint qHash(const RestorableId &key) noexcept(noexcept(qHash(key, 0U))) { return qHash(key, 0U); } - friend bool operator==(const RestorableId &lhs, const RestorableId &rhs) Q_DECL_NOTHROW + friend bool operator==(const RestorableId &lhs, const RestorableId &rhs) noexcept { return lhs.obj == rhs.obj && lhs.prop == rhs.prop; } - friend bool operator!=(const RestorableId &lhs, const RestorableId &rhs) Q_DECL_NOTHROW + friend bool operator!=(const RestorableId &lhs, const RestorableId &rhs) noexcept { return !operator==(lhs, rhs); } public: - explicit RestorableId(QObject *o, QByteArray p) Q_DECL_NOTHROW : guard(o), obj(o), prop(qMove(p)) {} - QObject *object() const Q_DECL_NOTHROW { return guard; } - QByteArray propertyName() const Q_DECL_NOTHROW { return prop; } + explicit RestorableId(QObject *o, QByteArray p) noexcept : guard(o), obj(o), prop(std::move(p)) {} + QObject *object() const noexcept { return guard; } + QByteArray propertyName() const noexcept { return prop; } }; QHash<QAbstractState*, QHash<RestorableId, QVariant> > registeredRestorablesForState; bool hasRestorable(QAbstractState *state, QObject *object, const QByteArray &propertyName) const; @@ -271,7 +271,7 @@ public: QList<QAbstractAnimation*> handledAnimations; QList<QAbstractAnimation*> localResetEndValues; - void swap(InitializeAnimationResult &other) Q_DECL_NOTHROW + void swap(InitializeAnimationResult &other) noexcept { qSwap(handledAnimations, other.handledAnimations); qSwap(localResetEndValues, other.localResetEndValues); @@ -313,7 +313,7 @@ public: DelayedEvent(QEvent *e, int tid) : event(e), timerId(tid) {} DelayedEvent() - : event(0), timerId(0) {} + : event(nullptr), timerId(0) {} }; QHash<int, DelayedEvent> delayedEvents; QHash<int, int> timerIdToDelayedEventId; diff --git a/src/corelib/thread/qatomic.cpp b/src/corelib/thread/qatomic.cpp index c161bec537..b1a7edad91 100644 --- a/src/corelib/thread/qatomic.cpp +++ b/src/corelib/thread/qatomic.cpp @@ -258,12 +258,26 @@ /*! \fn template <typename T> T QAtomicInteger<T>::load() const + \obsolete + + Use loadRelaxed() instead. Atomically loads the value of this QAtomicInteger using relaxed memory ordering. The value is not modified in any way, but note that there's no guarantee that it remains so. - \sa store(), loadAcquire() + \sa storeRelaxed(), loadAcquire() +*/ + +/*! + \fn template <typename T> T QAtomicInteger<T>::loadRelaxed() const + \since 5.14 + + Atomically loads the value of this QAtomicInteger using relaxed memory + ordering. The value is not modified in any way, but note that there's no + guarantee that it remains so. + + \sa storeRelaxed(), loadAcquire() */ /*! @@ -273,16 +287,29 @@ ordering. The value is not modified in any way, but note that there's no guarantee that it remains so. - \sa store(), load() + \sa storeRelaxed(), loadRelaxed() */ /*! \fn template <typename T> void QAtomicInteger<T>::store(T newValue) + \obsolete + + Use storeRelaxed() instead. Atomically stores the \a newValue value into this atomic type, using relaxed memory ordering. - \sa storeRelease(), load() + \sa storeRelease(), loadRelaxed() +*/ + +/*! + \fn template <typename T> void QAtomicInteger<T>::storeRelaxed(T newValue) + \since 5.14 + + Atomically stores the \a newValue value into this atomic type, using + relaxed memory ordering. + + \sa storeRelease(), loadRelaxed() */ /*! @@ -291,7 +318,7 @@ Atomically stores the \a newValue value into this atomic type, using the "Release" memory ordering. - \sa store(), load() + \sa store(), loadAcquire() */ /*! @@ -303,7 +330,7 @@ value is not modified in any way, but note that there's no guarantee that it remains so. - \sa load(), loadAcquire() + \sa loadRelaxed(), loadAcquire() */ /*! @@ -314,7 +341,7 @@ sequentially consistent memory ordering if possible; or "Release" ordering if not. This function returns a reference to this object. - \sa store(), storeRelease() + \sa storeRelaxed(), storeRelease() */ /*! \fn template <typename T> bool QAtomicInteger<T>::isReferenceCountingNative() @@ -1278,31 +1305,59 @@ /*! \fn template <typename T> T *QAtomicPointer<T>::load() const + \obsolete + + Use loadRelaxed() instead. Atomically loads the value of this QAtomicPointer using relaxed memory ordering. The value is not modified in any way, but note that there's no guarantee that it remains so. - \sa store(), loadAcquire() + \sa storeRelaxed(), loadAcquire() */ /*! + \fn template <typename T> T *QAtomicPointer<T>::loadRelaxed() const + \since 5.14 + + Atomically loads the value of this QAtomicPointer using relaxed memory + ordering. The value is not modified in any way, but note that there's no + guarantee that it remains so. + + \sa storeRelaxed(), loadAcquire() +*/ + + +/*! \fn template <typename T> T *QAtomicPointer<T>::loadAcquire() const Atomically loads the value of this QAtomicPointer using the "Acquire" memory ordering. The value is not modified in any way, but note that there's no guarantee that it remains so. - \sa store(), load() + \sa storeRelease(), loadRelaxed() */ /*! \fn template <typename T> void QAtomicPointer<T>::store(T *newValue) + \obsolete + + Use storeRelaxed() instead. + + Atomically stores the \a newValue value into this atomic type, using + relaxed memory ordering. + + \sa storeRelease(), loadRelaxed() +*/ + +/*! + \fn template <typename T> void QAtomicPointer<T>::storeRelaxed(T *newValue) + \since 5.14 Atomically stores the \a newValue value into this atomic type, using relaxed memory ordering. - \sa storeRelease(), load() + \sa storeRelease(), loadRelaxed() */ /*! @@ -1311,7 +1366,7 @@ Atomically stores the \a newValue value into this atomic type, using the "Release" memory ordering. - \sa store(), load() + \sa storeRelaxed(), loadRelaxed() */ /*! \fn template <typename T> bool QAtomicPointer<T>::isTestAndSetNative() diff --git a/src/corelib/thread/qatomic.h b/src/corelib/thread/qatomic.h index f842534c38..7990db2fd9 100644 --- a/src/corelib/thread/qatomic.h +++ b/src/corelib/thread/qatomic.h @@ -57,15 +57,15 @@ class QAtomicInteger : public QBasicAtomicInteger<T> public: // Non-atomic API #ifdef QT_BASIC_ATOMIC_HAS_CONSTRUCTORS - constexpr QAtomicInteger(T value = 0) Q_DECL_NOTHROW : QBasicAtomicInteger<T>(value) {} + constexpr QAtomicInteger(T value = 0) noexcept : QBasicAtomicInteger<T>(value) {} #else - inline QAtomicInteger(T value = 0) Q_DECL_NOTHROW + inline QAtomicInteger(T value = 0) noexcept { this->_q_value = value; } #endif - inline QAtomicInteger(const QAtomicInteger &other) Q_DECL_NOTHROW + inline QAtomicInteger(const QAtomicInteger &other) noexcept #ifdef QT_BASIC_ATOMIC_HAS_CONSTRUCTORS : QBasicAtomicInteger<T>() #endif @@ -73,7 +73,7 @@ public: this->storeRelease(other.loadAcquire()); } - inline QAtomicInteger &operator=(const QAtomicInteger &other) Q_DECL_NOTHROW + inline QAtomicInteger &operator=(const QAtomicInteger &other) noexcept { this->storeRelease(other.loadAcquire()); return *this; @@ -81,8 +81,10 @@ public: #ifdef Q_CLANG_QDOC T load() const; + T loadRelaxed() const; T loadAcquire() const; void store(T newValue); + void storeRelaxed(T newValue); void storeRelease(T newValue); operator T() const; @@ -159,7 +161,7 @@ public: #ifdef QT_BASIC_ATOMIC_HAS_CONSTRUCTORS constexpr #endif - QAtomicInt(int value = 0) Q_DECL_NOTHROW : QAtomicInteger<int>(value) {} + QAtomicInt(int value = 0) noexcept : QAtomicInteger<int>(value) {} }; // High-level atomic pointer operations @@ -168,14 +170,14 @@ class QAtomicPointer : public QBasicAtomicPointer<T> { public: #ifdef QT_BASIC_ATOMIC_HAS_CONSTRUCTORS - constexpr QAtomicPointer(T *value = nullptr) Q_DECL_NOTHROW : QBasicAtomicPointer<T>(value) {} + constexpr QAtomicPointer(T *value = nullptr) noexcept : QBasicAtomicPointer<T>(value) {} #else - inline QAtomicPointer(T *value = nullptr) Q_DECL_NOTHROW + inline QAtomicPointer(T *value = nullptr) noexcept { - this->store(value); + this->storeRelaxed(value); } #endif - inline QAtomicPointer(const QAtomicPointer<T> &other) Q_DECL_NOTHROW + inline QAtomicPointer(const QAtomicPointer<T> &other) noexcept #ifdef QT_BASIC_ATOMIC_HAS_CONSTRUCTORS : QBasicAtomicPointer<T>() #endif @@ -183,7 +185,7 @@ public: this->storeRelease(other.loadAcquire()); } - inline QAtomicPointer<T> &operator=(const QAtomicPointer<T> &other) Q_DECL_NOTHROW + inline QAtomicPointer<T> &operator=(const QAtomicPointer<T> &other) noexcept { this->storeRelease(other.loadAcquire()); return *this; diff --git a/src/corelib/thread/qatomic_bootstrap.h b/src/corelib/thread/qatomic_bootstrap.h index b463f817bd..c4279ee7b1 100644 --- a/src/corelib/thread/qatomic_bootstrap.h +++ b/src/corelib/thread/qatomic_bootstrap.h @@ -56,16 +56,16 @@ template <typename T> struct QAtomicOps: QGenericAtomicOps<QAtomicOps<T> > { typedef T Type; - static bool ref(T &_q_value) Q_DECL_NOTHROW + static bool ref(T &_q_value) noexcept { return ++_q_value != 0; } - static bool deref(T &_q_value) Q_DECL_NOTHROW + static bool deref(T &_q_value) noexcept { return --_q_value != 0; } - static bool testAndSetRelaxed(T &_q_value, T expectedValue, T newValue, T *currentValue = 0) Q_DECL_NOTHROW + static bool testAndSetRelaxed(T &_q_value, T expectedValue, T newValue, T *currentValue = nullptr) noexcept { if (currentValue) *currentValue = _q_value; @@ -76,7 +76,7 @@ template <typename T> struct QAtomicOps: QGenericAtomicOps<QAtomicOps<T> > return false; } - static T fetchAndStoreRelaxed(T &_q_value, T newValue) Q_DECL_NOTHROW + static T fetchAndStoreRelaxed(T &_q_value, T newValue) noexcept { T tmp = _q_value; _q_value = newValue; @@ -84,7 +84,7 @@ template <typename T> struct QAtomicOps: QGenericAtomicOps<QAtomicOps<T> > } template <typename AdditiveType> static - T fetchAndAddRelaxed(T &_q_value, AdditiveType valueToAdd) Q_DECL_NOTHROW + T fetchAndAddRelaxed(T &_q_value, AdditiveType valueToAdd) noexcept { T returnValue = _q_value; _q_value += valueToAdd; diff --git a/src/corelib/thread/qatomic_cxx11.h b/src/corelib/thread/qatomic_cxx11.h index 2fc0bf5419..7386aee126 100644 --- a/src/corelib/thread/qatomic_cxx11.h +++ b/src/corelib/thread/qatomic_cxx11.h @@ -222,43 +222,61 @@ template <typename X> struct QAtomicOps typedef std::atomic<X> Type; template <typename T> static inline - T load(const std::atomic<T> &_q_value) Q_DECL_NOTHROW + T load(const std::atomic<T> &_q_value) noexcept { return _q_value.load(std::memory_order_relaxed); } template <typename T> static inline - T load(const volatile std::atomic<T> &_q_value) Q_DECL_NOTHROW + T load(const volatile std::atomic<T> &_q_value) noexcept { return _q_value.load(std::memory_order_relaxed); } template <typename T> static inline - T loadAcquire(const std::atomic<T> &_q_value) Q_DECL_NOTHROW + T loadRelaxed(const std::atomic<T> &_q_value) noexcept + { + return _q_value.load(std::memory_order_relaxed); + } + + template <typename T> static inline + T loadRelaxed(const volatile std::atomic<T> &_q_value) noexcept + { + return _q_value.load(std::memory_order_relaxed); + } + + template <typename T> static inline + T loadAcquire(const std::atomic<T> &_q_value) noexcept { return _q_value.load(std::memory_order_acquire); } template <typename T> static inline - T loadAcquire(const volatile std::atomic<T> &_q_value) Q_DECL_NOTHROW + T loadAcquire(const volatile std::atomic<T> &_q_value) noexcept { return _q_value.load(std::memory_order_acquire); } template <typename T> static inline - void store(std::atomic<T> &_q_value, T newValue) Q_DECL_NOTHROW + void store(std::atomic<T> &_q_value, T newValue) noexcept + { + _q_value.store(newValue, std::memory_order_relaxed); + } + + template <typename T> static inline + void storeRelaxed(std::atomic<T> &_q_value, T newValue) noexcept { _q_value.store(newValue, std::memory_order_relaxed); } template <typename T> static inline - void storeRelease(std::atomic<T> &_q_value, T newValue) Q_DECL_NOTHROW + void storeRelease(std::atomic<T> &_q_value, T newValue) noexcept { _q_value.store(newValue, std::memory_order_release); } - static inline Q_DECL_CONSTEXPR bool isReferenceCountingNative() Q_DECL_NOTHROW { return isTestAndSetNative(); } - static inline Q_DECL_CONSTEXPR bool isReferenceCountingWaitFree() Q_DECL_NOTHROW { return false; } + static inline Q_DECL_CONSTEXPR bool isReferenceCountingNative() noexcept { return isTestAndSetNative(); } + static inline Q_DECL_CONSTEXPR bool isReferenceCountingWaitFree() noexcept { return false; } template <typename T> static inline bool ref(std::atomic<T> &_q_value) { @@ -266,17 +284,17 @@ template <typename X> struct QAtomicOps } template <typename T> - static inline bool deref(std::atomic<T> &_q_value) Q_DECL_NOTHROW + static inline bool deref(std::atomic<T> &_q_value) noexcept { return --_q_value != 0; } - static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() Q_DECL_NOTHROW + static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() noexcept { return QAtomicTraits<sizeof(X)>::isLockFree(); } - static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() Q_DECL_NOTHROW { return false; } + static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() noexcept { return false; } template <typename T> - static bool testAndSetRelaxed(std::atomic<T> &_q_value, T expectedValue, T newValue, T *currentValue = nullptr) Q_DECL_NOTHROW + static bool testAndSetRelaxed(std::atomic<T> &_q_value, T expectedValue, T newValue, T *currentValue = nullptr) noexcept { bool tmp = _q_value.compare_exchange_strong(expectedValue, newValue, std::memory_order_relaxed, std::memory_order_relaxed); if (currentValue) @@ -285,7 +303,7 @@ template <typename X> struct QAtomicOps } template <typename T> - static bool testAndSetAcquire(std::atomic<T> &_q_value, T expectedValue, T newValue, T *currentValue = nullptr) Q_DECL_NOTHROW + static bool testAndSetAcquire(std::atomic<T> &_q_value, T expectedValue, T newValue, T *currentValue = nullptr) noexcept { bool tmp = _q_value.compare_exchange_strong(expectedValue, newValue, std::memory_order_acquire, std::memory_order_acquire); if (currentValue) @@ -294,7 +312,7 @@ template <typename X> struct QAtomicOps } template <typename T> - static bool testAndSetRelease(std::atomic<T> &_q_value, T expectedValue, T newValue, T *currentValue = nullptr) Q_DECL_NOTHROW + static bool testAndSetRelease(std::atomic<T> &_q_value, T expectedValue, T newValue, T *currentValue = nullptr) noexcept { bool tmp = _q_value.compare_exchange_strong(expectedValue, newValue, std::memory_order_release, std::memory_order_relaxed); if (currentValue) @@ -303,7 +321,7 @@ template <typename X> struct QAtomicOps } template <typename T> - static bool testAndSetOrdered(std::atomic<T> &_q_value, T expectedValue, T newValue, T *currentValue = nullptr) Q_DECL_NOTHROW + static bool testAndSetOrdered(std::atomic<T> &_q_value, T expectedValue, T newValue, T *currentValue = nullptr) noexcept { bool tmp = _q_value.compare_exchange_strong(expectedValue, newValue, std::memory_order_acq_rel, std::memory_order_acquire); if (currentValue) @@ -311,158 +329,158 @@ template <typename X> struct QAtomicOps return tmp; } - static inline Q_DECL_CONSTEXPR bool isFetchAndStoreNative() Q_DECL_NOTHROW { return isTestAndSetNative(); } - static inline Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() Q_DECL_NOTHROW { return false; } + static inline Q_DECL_CONSTEXPR bool isFetchAndStoreNative() noexcept { return isTestAndSetNative(); } + static inline Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() noexcept { return false; } template <typename T> - static T fetchAndStoreRelaxed(std::atomic<T> &_q_value, T newValue) Q_DECL_NOTHROW + static T fetchAndStoreRelaxed(std::atomic<T> &_q_value, T newValue) noexcept { return _q_value.exchange(newValue, std::memory_order_relaxed); } template <typename T> - static T fetchAndStoreAcquire(std::atomic<T> &_q_value, T newValue) Q_DECL_NOTHROW + static T fetchAndStoreAcquire(std::atomic<T> &_q_value, T newValue) noexcept { return _q_value.exchange(newValue, std::memory_order_acquire); } template <typename T> - static T fetchAndStoreRelease(std::atomic<T> &_q_value, T newValue) Q_DECL_NOTHROW + static T fetchAndStoreRelease(std::atomic<T> &_q_value, T newValue) noexcept { return _q_value.exchange(newValue, std::memory_order_release); } template <typename T> - static T fetchAndStoreOrdered(std::atomic<T> &_q_value, T newValue) Q_DECL_NOTHROW + static T fetchAndStoreOrdered(std::atomic<T> &_q_value, T newValue) noexcept { return _q_value.exchange(newValue, std::memory_order_acq_rel); } - static inline Q_DECL_CONSTEXPR bool isFetchAndAddNative() Q_DECL_NOTHROW { return isTestAndSetNative(); } - static inline Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() Q_DECL_NOTHROW { return false; } + static inline Q_DECL_CONSTEXPR bool isFetchAndAddNative() noexcept { return isTestAndSetNative(); } + static inline Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() noexcept { return false; } template <typename T> static inline - T fetchAndAddRelaxed(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAddRelaxed(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_add(valueToAdd, std::memory_order_relaxed); } template <typename T> static inline - T fetchAndAddAcquire(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAddAcquire(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_add(valueToAdd, std::memory_order_acquire); } template <typename T> static inline - T fetchAndAddRelease(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAddRelease(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_add(valueToAdd, std::memory_order_release); } template <typename T> static inline - T fetchAndAddOrdered(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAddOrdered(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_add(valueToAdd, std::memory_order_acq_rel); } template <typename T> static inline - T fetchAndSubRelaxed(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndSubRelaxed(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_sub(valueToAdd, std::memory_order_relaxed); } template <typename T> static inline - T fetchAndSubAcquire(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndSubAcquire(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_sub(valueToAdd, std::memory_order_acquire); } template <typename T> static inline - T fetchAndSubRelease(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndSubRelease(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_sub(valueToAdd, std::memory_order_release); } template <typename T> static inline - T fetchAndSubOrdered(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndSubOrdered(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_sub(valueToAdd, std::memory_order_acq_rel); } template <typename T> static inline - T fetchAndAndRelaxed(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAndRelaxed(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_and(valueToAdd, std::memory_order_relaxed); } template <typename T> static inline - T fetchAndAndAcquire(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAndAcquire(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_and(valueToAdd, std::memory_order_acquire); } template <typename T> static inline - T fetchAndAndRelease(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAndRelease(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_and(valueToAdd, std::memory_order_release); } template <typename T> static inline - T fetchAndAndOrdered(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAndOrdered(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_and(valueToAdd, std::memory_order_acq_rel); } template <typename T> static inline - T fetchAndOrRelaxed(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndOrRelaxed(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_or(valueToAdd, std::memory_order_relaxed); } template <typename T> static inline - T fetchAndOrAcquire(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndOrAcquire(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_or(valueToAdd, std::memory_order_acquire); } template <typename T> static inline - T fetchAndOrRelease(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndOrRelease(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_or(valueToAdd, std::memory_order_release); } template <typename T> static inline - T fetchAndOrOrdered(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndOrOrdered(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_or(valueToAdd, std::memory_order_acq_rel); } template <typename T> static inline - T fetchAndXorRelaxed(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndXorRelaxed(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_xor(valueToAdd, std::memory_order_relaxed); } template <typename T> static inline - T fetchAndXorAcquire(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndXorAcquire(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_xor(valueToAdd, std::memory_order_acquire); } template <typename T> static inline - T fetchAndXorRelease(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndXorRelease(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_xor(valueToAdd, std::memory_order_release); } template <typename T> static inline - T fetchAndXorOrdered(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndXorOrdered(std::atomic<T> &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return _q_value.fetch_xor(valueToAdd, std::memory_order_acq_rel); } }; -#if defined(Q_COMPILER_CONSTEXPR) && defined(Q_COMPILER_DEFAULT_MEMBERS) && defined(Q_COMPILER_DELETE_MEMBERS) +#if defined(Q_COMPILER_CONSTEXPR) # define Q_BASIC_ATOMIC_INITIALIZER(a) { a } #else # define Q_BASIC_ATOMIC_INITIALIZER(a) { ATOMIC_VAR_INIT(a) } diff --git a/src/corelib/thread/qatomic_msvc.h b/src/corelib/thread/qatomic_msvc.h index 5eae2bdc48..67b5224cd7 100644 --- a/src/corelib/thread/qatomic_msvc.h +++ b/src/corelib/thread/qatomic_msvc.h @@ -269,24 +269,24 @@ template <> struct QAtomicWindowsType<4> { typedef long Type; }; template <int N> struct QAtomicOpsBySize : QGenericAtomicOps<QAtomicOpsBySize<N> > { - static inline Q_DECL_CONSTEXPR bool isReferenceCountingNative() Q_DECL_NOTHROW { return true; } - static inline Q_DECL_CONSTEXPR bool isReferenceCountingWaitFree() Q_DECL_NOTHROW { return true; } - template <typename T> static bool ref(T &_q_value) Q_DECL_NOTHROW; - template <typename T> static bool deref(T &_q_value) Q_DECL_NOTHROW; - - static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() Q_DECL_NOTHROW { return true; } - static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() Q_DECL_NOTHROW { return true; } - template <typename T> static bool testAndSetRelaxed(T &_q_value, T expectedValue, T newValue) Q_DECL_NOTHROW; + static inline Q_DECL_CONSTEXPR bool isReferenceCountingNative() noexcept { return true; } + static inline Q_DECL_CONSTEXPR bool isReferenceCountingWaitFree() noexcept { return true; } + template <typename T> static bool ref(T &_q_value) noexcept; + template <typename T> static bool deref(T &_q_value) noexcept; + + static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() noexcept { return true; } + static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() noexcept { return true; } + template <typename T> static bool testAndSetRelaxed(T &_q_value, T expectedValue, T newValue) noexcept; template <typename T> - static bool testAndSetRelaxed(T &_q_value, T expectedValue, T newValue, T *currentValue) Q_DECL_NOTHROW; + static bool testAndSetRelaxed(T &_q_value, T expectedValue, T newValue, T *currentValue) noexcept; - static inline Q_DECL_CONSTEXPR bool isFetchAndStoreNative() Q_DECL_NOTHROW { return true; } - static inline Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() Q_DECL_NOTHROW { return true; } - template <typename T> static T fetchAndStoreRelaxed(T &_q_value, T newValue) Q_DECL_NOTHROW; + static inline Q_DECL_CONSTEXPR bool isFetchAndStoreNative() noexcept { return true; } + static inline Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() noexcept { return true; } + template <typename T> static T fetchAndStoreRelaxed(T &_q_value, T newValue) noexcept; - static inline Q_DECL_CONSTEXPR bool isFetchAndAddNative() Q_DECL_NOTHROW { return true; } - static inline Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() Q_DECL_NOTHROW { return true; } - template <typename T> static T fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW; + static inline Q_DECL_CONSTEXPR bool isFetchAndAddNative() noexcept { return true; } + static inline Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() noexcept { return true; } + template <typename T> static T fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept; private: typedef typename QAtomicWindowsType<N>::Type Type; @@ -303,76 +303,76 @@ struct QAtomicOps : QAtomicOpsBySize<sizeof(T)> }; template<> template<typename T> -inline bool QAtomicOpsBySize<4>::ref(T &_q_value) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<4>::ref(T &_q_value) noexcept { return QT_INTERLOCKED_FUNCTION(Increment)(atomic(&_q_value)) != 0; } template<> template<typename T> -inline bool QAtomicOpsBySize<4>::deref(T &_q_value) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<4>::deref(T &_q_value) noexcept { return QT_INTERLOCKED_FUNCTION(Decrement)(atomic(&_q_value)) != 0; } template<> template<typename T> -inline bool QAtomicOpsBySize<4>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<4>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue) noexcept { return QT_INTERLOCKED_FUNCTION(CompareExchange)(atomic(&_q_value), value(newValue), value(expectedValue)) == value(expectedValue); } template<> template <typename T> -inline bool QAtomicOpsBySize<4>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue, T *currentValue) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<4>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue, T *currentValue) noexcept { *currentValue = T(QT_INTERLOCKED_FUNCTION(CompareExchange)(atomic(&_q_value), newValue, expectedValue)); return *currentValue == expectedValue; } template<> template<typename T> -inline T QAtomicOpsBySize<4>::fetchAndStoreRelaxed(T &_q_value, T newValue) Q_DECL_NOTHROW +inline T QAtomicOpsBySize<4>::fetchAndStoreRelaxed(T &_q_value, T newValue) noexcept { return QT_INTERLOCKED_FUNCTION(Exchange)(atomic(&_q_value), value(newValue)); } template<> template<typename T> -inline T QAtomicOpsBySize<4>::fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW +inline T QAtomicOpsBySize<4>::fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return QT_INTERLOCKED_FUNCTION(ExchangeAdd)(atomic(&_q_value), value<T>(valueToAdd * QAtomicAdditiveType<T>::AddScale)); } #ifdef Q_ATOMIC_INT16_IS_SUPPORTED template<> template<typename T> -inline bool QAtomicOpsBySize<2>::ref(T &_q_value) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<2>::ref(T &_q_value) noexcept { return QT_INTERLOCKED_FUNCTION(Increment16)(atomic(&_q_value)) != 0; } template<> template<typename T> -inline bool QAtomicOpsBySize<2>::deref(T &_q_value) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<2>::deref(T &_q_value) noexcept { return QT_INTERLOCKED_FUNCTION(Decrement16)(atomic(&_q_value)) != 0; } template<> template<typename T> -inline bool QAtomicOpsBySize<2>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<2>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue) noexcept { return QT_INTERLOCKED_FUNCTION(CompareExchange16)(atomic(&_q_value), value(newValue), value(expectedValue)) == value(expectedValue); } template<> template <typename T> -inline bool QAtomicOpsBySize<2>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue, T *currentValue) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<2>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue, T *currentValue) noexcept { *currentValue = T(QT_INTERLOCKED_FUNCTION(CompareExchange16)(atomic(&_q_value), newValue, expectedValue)); return *currentValue == expectedValue; } template<> template<typename T> -inline T QAtomicOpsBySize<2>::fetchAndStoreRelaxed(T &_q_value, T newValue) Q_DECL_NOTHROW +inline T QAtomicOpsBySize<2>::fetchAndStoreRelaxed(T &_q_value, T newValue) noexcept { return QT_INTERLOCKED_FUNCTION(Exchange16)(atomic(&_q_value), value(newValue)); } template<> template<typename T> -inline T QAtomicOpsBySize<2>::fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW +inline T QAtomicOpsBySize<2>::fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return QT_INTERLOCKED_FUNCTION(ExchangeAdd16)(atomic(&_q_value), value<T>(valueToAdd * QAtomicAdditiveType<T>::AddScale)); } @@ -380,38 +380,38 @@ inline T QAtomicOpsBySize<2>::fetchAndAddRelaxed(T &_q_value, typename QAtomicAd #ifdef Q_ATOMIC_INT64_IS_SUPPORTED template<> template<typename T> -inline bool QAtomicOpsBySize<8>::ref(T &_q_value) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<8>::ref(T &_q_value) noexcept { return QT_INTERLOCKED_FUNCTION(Increment64)(atomic(&_q_value)) != 0; } template<> template<typename T> -inline bool QAtomicOpsBySize<8>::deref(T &_q_value) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<8>::deref(T &_q_value) noexcept { return QT_INTERLOCKED_FUNCTION(Decrement64)(atomic(&_q_value)) != 0; } template<> template<typename T> -inline bool QAtomicOpsBySize<8>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<8>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue) noexcept { return QT_INTERLOCKED_FUNCTION(CompareExchange64)(atomic(&_q_value), value(newValue), value(expectedValue)) == value(expectedValue); } template<> template <typename T> -inline bool QAtomicOpsBySize<8>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue, T *currentValue) Q_DECL_NOTHROW +inline bool QAtomicOpsBySize<8>::testAndSetRelaxed(T &_q_value, T expectedValue, T newValue, T *currentValue) noexcept { *currentValue = T(QT_INTERLOCKED_FUNCTION(CompareExchange64)(atomic(&_q_value), newValue, expectedValue)); return *currentValue == expectedValue; } template<> template<typename T> -inline T QAtomicOpsBySize<8>::fetchAndStoreRelaxed(T &_q_value, T newValue) Q_DECL_NOTHROW +inline T QAtomicOpsBySize<8>::fetchAndStoreRelaxed(T &_q_value, T newValue) noexcept { return QT_INTERLOCKED_FUNCTION(Exchange64)(atomic(&_q_value), value(newValue)); } template<> template<typename T> -inline T QAtomicOpsBySize<8>::fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW +inline T QAtomicOpsBySize<8>::fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { return QT_INTERLOCKED_FUNCTION(ExchangeAdd64)(atomic(&_q_value), value<T>(valueToAdd * QAtomicAdditiveType<T>::AddScale)); } @@ -423,41 +423,41 @@ struct QAtomicOps<T *> : QGenericAtomicOps<QAtomicOps<T *> > { typedef T *Type; - static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() Q_DECL_NOTHROW { return true; } - static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() Q_DECL_NOTHROW { return true; } - static bool testAndSetRelaxed(T *&_q_value, T *expectedValue, T *newValue) Q_DECL_NOTHROW; - static bool testAndSetRelaxed(T *&_q_value, T *expectedValue, T *newValue, T **currentValue) Q_DECL_NOTHROW; + static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() noexcept { return true; } + static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() noexcept { return true; } + static bool testAndSetRelaxed(T *&_q_value, T *expectedValue, T *newValue) noexcept; + static bool testAndSetRelaxed(T *&_q_value, T *expectedValue, T *newValue, T **currentValue) noexcept; - static inline Q_DECL_CONSTEXPR bool isFetchAndStoreNative() Q_DECL_NOTHROW { return true; } - static inline Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() Q_DECL_NOTHROW { return true; } - static T *fetchAndStoreRelaxed(T *&_q_value, T *newValue) Q_DECL_NOTHROW; + static inline Q_DECL_CONSTEXPR bool isFetchAndStoreNative() noexcept { return true; } + static inline Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() noexcept { return true; } + static T *fetchAndStoreRelaxed(T *&_q_value, T *newValue) noexcept; - static inline Q_DECL_CONSTEXPR bool isFetchAndAddNative() Q_DECL_NOTHROW { return true; } - static inline Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() Q_DECL_NOTHROW { return true; } - static T *fetchAndAddRelaxed(T *&_q_value, qptrdiff valueToAdd) Q_DECL_NOTHROW; + static inline Q_DECL_CONSTEXPR bool isFetchAndAddNative() noexcept { return true; } + static inline Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() noexcept { return true; } + static T *fetchAndAddRelaxed(T *&_q_value, qptrdiff valueToAdd) noexcept; }; template <typename T> -inline bool QAtomicOps<T *>::testAndSetRelaxed(T *&_q_value, T *expectedValue, T *newValue) Q_DECL_NOTHROW +inline bool QAtomicOps<T *>::testAndSetRelaxed(T *&_q_value, T *expectedValue, T *newValue) noexcept { return QT_INTERLOCKED_COMPARE_EXCHANGE_POINTER(&_q_value, newValue, expectedValue) == expectedValue; } template <typename T> -inline bool QAtomicOps<T *>::testAndSetRelaxed(T *&_q_value, T *expectedValue, T *newValue, T **currentValue) Q_DECL_NOTHROW +inline bool QAtomicOps<T *>::testAndSetRelaxed(T *&_q_value, T *expectedValue, T *newValue, T **currentValue) noexcept { *currentValue = reinterpret_cast<T *>(QT_INTERLOCKED_COMPARE_EXCHANGE_POINTER(&_q_value, newValue, expectedValue)); return *currentValue == expectedValue; } template <typename T> -inline T *QAtomicOps<T *>::fetchAndStoreRelaxed(T *&_q_value, T *newValue) Q_DECL_NOTHROW +inline T *QAtomicOps<T *>::fetchAndStoreRelaxed(T *&_q_value, T *newValue) noexcept { return reinterpret_cast<T *>(QT_INTERLOCKED_EXCHANGE_POINTER(&_q_value, newValue)); } template <typename T> -inline T *QAtomicOps<T *>::fetchAndAddRelaxed(T *&_q_value, qptrdiff valueToAdd) Q_DECL_NOTHROW +inline T *QAtomicOps<T *>::fetchAndAddRelaxed(T *&_q_value, qptrdiff valueToAdd) noexcept { return reinterpret_cast<T *>(QT_INTERLOCKED_EXCHANGE_ADD_POINTER(&_q_value, valueToAdd * sizeof(T))); } diff --git a/src/corelib/thread/qbasicatomic.h b/src/corelib/thread/qbasicatomic.h index 6b6ac10713..dc976819ef 100644 --- a/src/corelib/thread/qbasicatomic.h +++ b/src/corelib/thread/qbasicatomic.h @@ -75,7 +75,7 @@ QT_END_NAMESPACE // New atomics -#if defined(Q_COMPILER_CONSTEXPR) && defined(Q_COMPILER_DEFAULT_MEMBERS) && defined(Q_COMPILER_DELETE_MEMBERS) +#if defined(Q_COMPILER_CONSTEXPR) # if defined(Q_CC_CLANG) && Q_CC_CLANG < 303 /* Do not define QT_BASIC_ATOMIC_HAS_CONSTRUCTORS for Clang before version 3.3. @@ -99,126 +99,128 @@ public: typename Ops::Type _q_value; // Everything below is either implemented in ../arch/qatomic_XXX.h or (as fallback) in qgenericatomic.h + T load() const noexcept { return loadRelaxed(); } + void store(T newValue) noexcept { storeRelaxed(newValue); } - T load() const Q_DECL_NOTHROW { return Ops::load(_q_value); } - void store(T newValue) Q_DECL_NOTHROW { Ops::store(_q_value, newValue); } + T loadRelaxed() const noexcept { return Ops::loadRelaxed(_q_value); } + void storeRelaxed(T newValue) noexcept { Ops::storeRelaxed(_q_value, newValue); } - T loadAcquire() const Q_DECL_NOTHROW { return Ops::loadAcquire(_q_value); } - void storeRelease(T newValue) Q_DECL_NOTHROW { Ops::storeRelease(_q_value, newValue); } - operator T() const Q_DECL_NOTHROW { return loadAcquire(); } - T operator=(T newValue) Q_DECL_NOTHROW { storeRelease(newValue); return newValue; } + T loadAcquire() const noexcept { return Ops::loadAcquire(_q_value); } + void storeRelease(T newValue) noexcept { Ops::storeRelease(_q_value, newValue); } + operator T() const noexcept { return loadAcquire(); } + T operator=(T newValue) noexcept { storeRelease(newValue); return newValue; } - static Q_DECL_CONSTEXPR bool isReferenceCountingNative() Q_DECL_NOTHROW { return Ops::isReferenceCountingNative(); } - static Q_DECL_CONSTEXPR bool isReferenceCountingWaitFree() Q_DECL_NOTHROW { return Ops::isReferenceCountingWaitFree(); } + static Q_DECL_CONSTEXPR bool isReferenceCountingNative() noexcept { return Ops::isReferenceCountingNative(); } + static Q_DECL_CONSTEXPR bool isReferenceCountingWaitFree() noexcept { return Ops::isReferenceCountingWaitFree(); } - bool ref() Q_DECL_NOTHROW { return Ops::ref(_q_value); } - bool deref() Q_DECL_NOTHROW { return Ops::deref(_q_value); } + bool ref() noexcept { return Ops::ref(_q_value); } + bool deref() noexcept { return Ops::deref(_q_value); } - static Q_DECL_CONSTEXPR bool isTestAndSetNative() Q_DECL_NOTHROW { return Ops::isTestAndSetNative(); } - static Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() Q_DECL_NOTHROW { return Ops::isTestAndSetWaitFree(); } + static Q_DECL_CONSTEXPR bool isTestAndSetNative() noexcept { return Ops::isTestAndSetNative(); } + static Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() noexcept { return Ops::isTestAndSetWaitFree(); } - bool testAndSetRelaxed(T expectedValue, T newValue) Q_DECL_NOTHROW + bool testAndSetRelaxed(T expectedValue, T newValue) noexcept { return Ops::testAndSetRelaxed(_q_value, expectedValue, newValue); } - bool testAndSetAcquire(T expectedValue, T newValue) Q_DECL_NOTHROW + bool testAndSetAcquire(T expectedValue, T newValue) noexcept { return Ops::testAndSetAcquire(_q_value, expectedValue, newValue); } - bool testAndSetRelease(T expectedValue, T newValue) Q_DECL_NOTHROW + bool testAndSetRelease(T expectedValue, T newValue) noexcept { return Ops::testAndSetRelease(_q_value, expectedValue, newValue); } - bool testAndSetOrdered(T expectedValue, T newValue) Q_DECL_NOTHROW + bool testAndSetOrdered(T expectedValue, T newValue) noexcept { return Ops::testAndSetOrdered(_q_value, expectedValue, newValue); } - bool testAndSetRelaxed(T expectedValue, T newValue, T ¤tValue) Q_DECL_NOTHROW + bool testAndSetRelaxed(T expectedValue, T newValue, T ¤tValue) noexcept { return Ops::testAndSetRelaxed(_q_value, expectedValue, newValue, ¤tValue); } - bool testAndSetAcquire(T expectedValue, T newValue, T ¤tValue) Q_DECL_NOTHROW + bool testAndSetAcquire(T expectedValue, T newValue, T ¤tValue) noexcept { return Ops::testAndSetAcquire(_q_value, expectedValue, newValue, ¤tValue); } - bool testAndSetRelease(T expectedValue, T newValue, T ¤tValue) Q_DECL_NOTHROW + bool testAndSetRelease(T expectedValue, T newValue, T ¤tValue) noexcept { return Ops::testAndSetRelease(_q_value, expectedValue, newValue, ¤tValue); } - bool testAndSetOrdered(T expectedValue, T newValue, T ¤tValue) Q_DECL_NOTHROW + bool testAndSetOrdered(T expectedValue, T newValue, T ¤tValue) noexcept { return Ops::testAndSetOrdered(_q_value, expectedValue, newValue, ¤tValue); } - static Q_DECL_CONSTEXPR bool isFetchAndStoreNative() Q_DECL_NOTHROW { return Ops::isFetchAndStoreNative(); } - static Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() Q_DECL_NOTHROW { return Ops::isFetchAndStoreWaitFree(); } + static Q_DECL_CONSTEXPR bool isFetchAndStoreNative() noexcept { return Ops::isFetchAndStoreNative(); } + static Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() noexcept { return Ops::isFetchAndStoreWaitFree(); } - T fetchAndStoreRelaxed(T newValue) Q_DECL_NOTHROW + T fetchAndStoreRelaxed(T newValue) noexcept { return Ops::fetchAndStoreRelaxed(_q_value, newValue); } - T fetchAndStoreAcquire(T newValue) Q_DECL_NOTHROW + T fetchAndStoreAcquire(T newValue) noexcept { return Ops::fetchAndStoreAcquire(_q_value, newValue); } - T fetchAndStoreRelease(T newValue) Q_DECL_NOTHROW + T fetchAndStoreRelease(T newValue) noexcept { return Ops::fetchAndStoreRelease(_q_value, newValue); } - T fetchAndStoreOrdered(T newValue) Q_DECL_NOTHROW + T fetchAndStoreOrdered(T newValue) noexcept { return Ops::fetchAndStoreOrdered(_q_value, newValue); } - static Q_DECL_CONSTEXPR bool isFetchAndAddNative() Q_DECL_NOTHROW { return Ops::isFetchAndAddNative(); } - static Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() Q_DECL_NOTHROW { return Ops::isFetchAndAddWaitFree(); } + static Q_DECL_CONSTEXPR bool isFetchAndAddNative() noexcept { return Ops::isFetchAndAddNative(); } + static Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() noexcept { return Ops::isFetchAndAddWaitFree(); } - T fetchAndAddRelaxed(T valueToAdd) Q_DECL_NOTHROW + T fetchAndAddRelaxed(T valueToAdd) noexcept { return Ops::fetchAndAddRelaxed(_q_value, valueToAdd); } - T fetchAndAddAcquire(T valueToAdd) Q_DECL_NOTHROW + T fetchAndAddAcquire(T valueToAdd) noexcept { return Ops::fetchAndAddAcquire(_q_value, valueToAdd); } - T fetchAndAddRelease(T valueToAdd) Q_DECL_NOTHROW + T fetchAndAddRelease(T valueToAdd) noexcept { return Ops::fetchAndAddRelease(_q_value, valueToAdd); } - T fetchAndAddOrdered(T valueToAdd) Q_DECL_NOTHROW + T fetchAndAddOrdered(T valueToAdd) noexcept { return Ops::fetchAndAddOrdered(_q_value, valueToAdd); } - T fetchAndSubRelaxed(T valueToAdd) Q_DECL_NOTHROW + T fetchAndSubRelaxed(T valueToAdd) noexcept { return Ops::fetchAndSubRelaxed(_q_value, valueToAdd); } - T fetchAndSubAcquire(T valueToAdd) Q_DECL_NOTHROW + T fetchAndSubAcquire(T valueToAdd) noexcept { return Ops::fetchAndSubAcquire(_q_value, valueToAdd); } - T fetchAndSubRelease(T valueToAdd) Q_DECL_NOTHROW + T fetchAndSubRelease(T valueToAdd) noexcept { return Ops::fetchAndSubRelease(_q_value, valueToAdd); } - T fetchAndSubOrdered(T valueToAdd) Q_DECL_NOTHROW + T fetchAndSubOrdered(T valueToAdd) noexcept { return Ops::fetchAndSubOrdered(_q_value, valueToAdd); } - T fetchAndAndRelaxed(T valueToAdd) Q_DECL_NOTHROW + T fetchAndAndRelaxed(T valueToAdd) noexcept { return Ops::fetchAndAndRelaxed(_q_value, valueToAdd); } - T fetchAndAndAcquire(T valueToAdd) Q_DECL_NOTHROW + T fetchAndAndAcquire(T valueToAdd) noexcept { return Ops::fetchAndAndAcquire(_q_value, valueToAdd); } - T fetchAndAndRelease(T valueToAdd) Q_DECL_NOTHROW + T fetchAndAndRelease(T valueToAdd) noexcept { return Ops::fetchAndAndRelease(_q_value, valueToAdd); } - T fetchAndAndOrdered(T valueToAdd) Q_DECL_NOTHROW + T fetchAndAndOrdered(T valueToAdd) noexcept { return Ops::fetchAndAndOrdered(_q_value, valueToAdd); } - T fetchAndOrRelaxed(T valueToAdd) Q_DECL_NOTHROW + T fetchAndOrRelaxed(T valueToAdd) noexcept { return Ops::fetchAndOrRelaxed(_q_value, valueToAdd); } - T fetchAndOrAcquire(T valueToAdd) Q_DECL_NOTHROW + T fetchAndOrAcquire(T valueToAdd) noexcept { return Ops::fetchAndOrAcquire(_q_value, valueToAdd); } - T fetchAndOrRelease(T valueToAdd) Q_DECL_NOTHROW + T fetchAndOrRelease(T valueToAdd) noexcept { return Ops::fetchAndOrRelease(_q_value, valueToAdd); } - T fetchAndOrOrdered(T valueToAdd) Q_DECL_NOTHROW + T fetchAndOrOrdered(T valueToAdd) noexcept { return Ops::fetchAndOrOrdered(_q_value, valueToAdd); } - T fetchAndXorRelaxed(T valueToAdd) Q_DECL_NOTHROW + T fetchAndXorRelaxed(T valueToAdd) noexcept { return Ops::fetchAndXorRelaxed(_q_value, valueToAdd); } - T fetchAndXorAcquire(T valueToAdd) Q_DECL_NOTHROW + T fetchAndXorAcquire(T valueToAdd) noexcept { return Ops::fetchAndXorAcquire(_q_value, valueToAdd); } - T fetchAndXorRelease(T valueToAdd) Q_DECL_NOTHROW + T fetchAndXorRelease(T valueToAdd) noexcept { return Ops::fetchAndXorRelease(_q_value, valueToAdd); } - T fetchAndXorOrdered(T valueToAdd) Q_DECL_NOTHROW + T fetchAndXorOrdered(T valueToAdd) noexcept { return Ops::fetchAndXorOrdered(_q_value, valueToAdd); } - T operator++() Q_DECL_NOTHROW + T operator++() noexcept { return fetchAndAddOrdered(1) + 1; } - T operator++(int) Q_DECL_NOTHROW + T operator++(int) noexcept { return fetchAndAddOrdered(1); } - T operator--() Q_DECL_NOTHROW + T operator--() noexcept { return fetchAndSubOrdered(1) - 1; } - T operator--(int) Q_DECL_NOTHROW + T operator--(int) noexcept { return fetchAndSubOrdered(1); } - T operator+=(T v) Q_DECL_NOTHROW + T operator+=(T v) noexcept { return fetchAndAddOrdered(v) + v; } - T operator-=(T v) Q_DECL_NOTHROW + T operator-=(T v) noexcept { return fetchAndSubOrdered(v) - v; } - T operator&=(T v) Q_DECL_NOTHROW + T operator&=(T v) noexcept { return fetchAndAndOrdered(v) & v; } - T operator|=(T v) Q_DECL_NOTHROW + T operator|=(T v) noexcept { return fetchAndOrOrdered(v) | v; } - T operator^=(T v) Q_DECL_NOTHROW + T operator^=(T v) noexcept { return fetchAndXorOrdered(v) ^ v; } #ifdef QT_BASIC_ATOMIC_HAS_CONSTRUCTORS QBasicAtomicInteger() = default; - constexpr QBasicAtomicInteger(T value) Q_DECL_NOTHROW : _q_value(value) {} + constexpr QBasicAtomicInteger(T value) noexcept : _q_value(value) {} QBasicAtomicInteger(const QBasicAtomicInteger &) = delete; QBasicAtomicInteger &operator=(const QBasicAtomicInteger &) = delete; QBasicAtomicInteger &operator=(const QBasicAtomicInteger &) volatile = delete; @@ -236,85 +238,89 @@ public: AtomicType _q_value; - Type load() const Q_DECL_NOTHROW { return Ops::load(_q_value); } - void store(Type newValue) Q_DECL_NOTHROW { Ops::store(_q_value, newValue); } - operator Type() const Q_DECL_NOTHROW { return loadAcquire(); } - Type operator=(Type newValue) Q_DECL_NOTHROW { storeRelease(newValue); return newValue; } + Type load() const noexcept { return loadRelaxed(); } + void store(Type newValue) noexcept { storeRelaxed(newValue); } + + Type loadRelaxed() const noexcept { return Ops::loadRelaxed(_q_value); } + void storeRelaxed(Type newValue) noexcept { Ops::storeRelaxed(_q_value, newValue); } + + operator Type() const noexcept { return loadAcquire(); } + Type operator=(Type newValue) noexcept { storeRelease(newValue); return newValue; } // Atomic API, implemented in qatomic_XXX.h - Type loadAcquire() const Q_DECL_NOTHROW { return Ops::loadAcquire(_q_value); } - void storeRelease(Type newValue) Q_DECL_NOTHROW { Ops::storeRelease(_q_value, newValue); } + Type loadAcquire() const noexcept { return Ops::loadAcquire(_q_value); } + void storeRelease(Type newValue) noexcept { Ops::storeRelease(_q_value, newValue); } - static Q_DECL_CONSTEXPR bool isTestAndSetNative() Q_DECL_NOTHROW { return Ops::isTestAndSetNative(); } - static Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() Q_DECL_NOTHROW { return Ops::isTestAndSetWaitFree(); } + static Q_DECL_CONSTEXPR bool isTestAndSetNative() noexcept { return Ops::isTestAndSetNative(); } + static Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() noexcept { return Ops::isTestAndSetWaitFree(); } - bool testAndSetRelaxed(Type expectedValue, Type newValue) Q_DECL_NOTHROW + bool testAndSetRelaxed(Type expectedValue, Type newValue) noexcept { return Ops::testAndSetRelaxed(_q_value, expectedValue, newValue); } - bool testAndSetAcquire(Type expectedValue, Type newValue) Q_DECL_NOTHROW + bool testAndSetAcquire(Type expectedValue, Type newValue) noexcept { return Ops::testAndSetAcquire(_q_value, expectedValue, newValue); } - bool testAndSetRelease(Type expectedValue, Type newValue) Q_DECL_NOTHROW + bool testAndSetRelease(Type expectedValue, Type newValue) noexcept { return Ops::testAndSetRelease(_q_value, expectedValue, newValue); } - bool testAndSetOrdered(Type expectedValue, Type newValue) Q_DECL_NOTHROW + bool testAndSetOrdered(Type expectedValue, Type newValue) noexcept { return Ops::testAndSetOrdered(_q_value, expectedValue, newValue); } - bool testAndSetRelaxed(Type expectedValue, Type newValue, Type ¤tValue) Q_DECL_NOTHROW + bool testAndSetRelaxed(Type expectedValue, Type newValue, Type ¤tValue) noexcept { return Ops::testAndSetRelaxed(_q_value, expectedValue, newValue, ¤tValue); } - bool testAndSetAcquire(Type expectedValue, Type newValue, Type ¤tValue) Q_DECL_NOTHROW + bool testAndSetAcquire(Type expectedValue, Type newValue, Type ¤tValue) noexcept { return Ops::testAndSetAcquire(_q_value, expectedValue, newValue, ¤tValue); } - bool testAndSetRelease(Type expectedValue, Type newValue, Type ¤tValue) Q_DECL_NOTHROW + bool testAndSetRelease(Type expectedValue, Type newValue, Type ¤tValue) noexcept { return Ops::testAndSetRelease(_q_value, expectedValue, newValue, ¤tValue); } - bool testAndSetOrdered(Type expectedValue, Type newValue, Type ¤tValue) Q_DECL_NOTHROW + bool testAndSetOrdered(Type expectedValue, Type newValue, Type ¤tValue) noexcept { return Ops::testAndSetOrdered(_q_value, expectedValue, newValue, ¤tValue); } - static Q_DECL_CONSTEXPR bool isFetchAndStoreNative() Q_DECL_NOTHROW { return Ops::isFetchAndStoreNative(); } - static Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() Q_DECL_NOTHROW { return Ops::isFetchAndStoreWaitFree(); } + static Q_DECL_CONSTEXPR bool isFetchAndStoreNative() noexcept { return Ops::isFetchAndStoreNative(); } + static Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() noexcept { return Ops::isFetchAndStoreWaitFree(); } - Type fetchAndStoreRelaxed(Type newValue) Q_DECL_NOTHROW + Type fetchAndStoreRelaxed(Type newValue) noexcept { return Ops::fetchAndStoreRelaxed(_q_value, newValue); } - Type fetchAndStoreAcquire(Type newValue) Q_DECL_NOTHROW + Type fetchAndStoreAcquire(Type newValue) noexcept { return Ops::fetchAndStoreAcquire(_q_value, newValue); } - Type fetchAndStoreRelease(Type newValue) Q_DECL_NOTHROW + Type fetchAndStoreRelease(Type newValue) noexcept { return Ops::fetchAndStoreRelease(_q_value, newValue); } - Type fetchAndStoreOrdered(Type newValue) Q_DECL_NOTHROW + Type fetchAndStoreOrdered(Type newValue) noexcept { return Ops::fetchAndStoreOrdered(_q_value, newValue); } - static Q_DECL_CONSTEXPR bool isFetchAndAddNative() Q_DECL_NOTHROW { return Ops::isFetchAndAddNative(); } - static Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() Q_DECL_NOTHROW { return Ops::isFetchAndAddWaitFree(); } + static Q_DECL_CONSTEXPR bool isFetchAndAddNative() noexcept { return Ops::isFetchAndAddNative(); } + static Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() noexcept { return Ops::isFetchAndAddWaitFree(); } - Type fetchAndAddRelaxed(qptrdiff valueToAdd) Q_DECL_NOTHROW + Type fetchAndAddRelaxed(qptrdiff valueToAdd) noexcept { return Ops::fetchAndAddRelaxed(_q_value, valueToAdd); } - Type fetchAndAddAcquire(qptrdiff valueToAdd) Q_DECL_NOTHROW + Type fetchAndAddAcquire(qptrdiff valueToAdd) noexcept { return Ops::fetchAndAddAcquire(_q_value, valueToAdd); } - Type fetchAndAddRelease(qptrdiff valueToAdd) Q_DECL_NOTHROW + Type fetchAndAddRelease(qptrdiff valueToAdd) noexcept { return Ops::fetchAndAddRelease(_q_value, valueToAdd); } - Type fetchAndAddOrdered(qptrdiff valueToAdd) Q_DECL_NOTHROW + Type fetchAndAddOrdered(qptrdiff valueToAdd) noexcept { return Ops::fetchAndAddOrdered(_q_value, valueToAdd); } - Type fetchAndSubRelaxed(qptrdiff valueToAdd) Q_DECL_NOTHROW + Type fetchAndSubRelaxed(qptrdiff valueToAdd) noexcept { return Ops::fetchAndSubRelaxed(_q_value, valueToAdd); } - Type fetchAndSubAcquire(qptrdiff valueToAdd) Q_DECL_NOTHROW + Type fetchAndSubAcquire(qptrdiff valueToAdd) noexcept { return Ops::fetchAndSubAcquire(_q_value, valueToAdd); } - Type fetchAndSubRelease(qptrdiff valueToAdd) Q_DECL_NOTHROW + Type fetchAndSubRelease(qptrdiff valueToAdd) noexcept { return Ops::fetchAndSubRelease(_q_value, valueToAdd); } - Type fetchAndSubOrdered(qptrdiff valueToAdd) Q_DECL_NOTHROW + Type fetchAndSubOrdered(qptrdiff valueToAdd) noexcept { return Ops::fetchAndSubOrdered(_q_value, valueToAdd); } - Type operator++() Q_DECL_NOTHROW + Type operator++() noexcept { return fetchAndAddOrdered(1) + 1; } - Type operator++(int) Q_DECL_NOTHROW + Type operator++(int) noexcept { return fetchAndAddOrdered(1); } - Type operator--() Q_DECL_NOTHROW + Type operator--() noexcept { return fetchAndSubOrdered(1) - 1; } - Type operator--(int) Q_DECL_NOTHROW + Type operator--(int) noexcept { return fetchAndSubOrdered(1); } - Type operator+=(qptrdiff valueToAdd) Q_DECL_NOTHROW + Type operator+=(qptrdiff valueToAdd) noexcept { return fetchAndAddOrdered(valueToAdd) + valueToAdd; } - Type operator-=(qptrdiff valueToSub) Q_DECL_NOTHROW + Type operator-=(qptrdiff valueToSub) noexcept { return fetchAndSubOrdered(valueToSub) - valueToSub; } #ifdef QT_BASIC_ATOMIC_HAS_CONSTRUCTORS QBasicAtomicPointer() = default; - constexpr QBasicAtomicPointer(Type value) Q_DECL_NOTHROW : _q_value(value) {} + constexpr QBasicAtomicPointer(Type value) noexcept : _q_value(value) {} QBasicAtomicPointer(const QBasicAtomicPointer &) = delete; QBasicAtomicPointer &operator=(const QBasicAtomicPointer &) = delete; QBasicAtomicPointer &operator=(const QBasicAtomicPointer &) volatile = delete; diff --git a/src/corelib/thread/qfutex_p.h b/src/corelib/thread/qfutex_p.h index 483664c783..7bec4554b7 100644 --- a/src/corelib/thread/qfutex_p.h +++ b/src/corelib/thread/qfutex_p.h @@ -81,15 +81,43 @@ QT_END_NAMESPACE // if not defined in linux/futex.h # define FUTEX_PRIVATE_FLAG 128 // added in v2.6.22 +# if QT_HAS_FEATURE(thread_sanitizer) || defined(__SANITIZE_THREAD__) +# include <sanitizer/tsan_interface.h> +inline void _q_tsan_acquire(void *addr, void *addr2) +{ + __tsan_acquire(addr); + if (addr2) + __tsan_acquire(addr2); +} +inline void _q_tsan_release(void *addr, void *addr2) +{ + if (addr2) + __tsan_release(addr2); + __tsan_release(addr); +} +# else +inline void _q_tsan_acquire(void *, void *) {} +inline void _q_tsan_release(void *, void *) {} +# endif // QT_HAS_FEATURE(thread_sanitizer) || defined(__SANITIZE_THREAD__) + QT_BEGIN_NAMESPACE namespace QtLinuxFutex { constexpr inline bool futexAvailable() { return true; } inline int _q_futex(int *addr, int op, int val, quintptr val2 = 0, - int *addr2 = nullptr, int val3 = 0) Q_DECL_NOTHROW + int *addr2 = nullptr, int val3 = 0) noexcept { + // A futex call ensures total ordering on the futex words + // (in either success or failure of the call). Instruct TSAN accordingly, + // as TSAN does not understand the futex(2) syscall. + _q_tsan_release(addr, addr2); + // we use __NR_futex because some libcs (like Android's bionic) don't // provide SYS_futex etc. - return syscall(__NR_futex, addr, op | FUTEX_PRIVATE_FLAG, val, val2, addr2, val3); + int result = syscall(__NR_futex, addr, op | FUTEX_PRIVATE_FLAG, val, val2, addr2, val3); + + _q_tsan_acquire(addr, addr2); + + return result; } template <typename T> int *addr(T *ptr) { diff --git a/src/corelib/thread/qgenericatomic.h b/src/corelib/thread/qgenericatomic.h index 89c4fe9a11..e9e5f3c74b 100644 --- a/src/corelib/thread/qgenericatomic.h +++ b/src/corelib/thread/qgenericatomic.h @@ -72,32 +72,44 @@ template <typename BaseClass> struct QGenericAtomicOps { template <typename T> struct AtomicType { typedef T Type; typedef T *PointerType; }; - template <typename T> static void acquireMemoryFence(const T &_q_value) Q_DECL_NOTHROW + template <typename T> static void acquireMemoryFence(const T &_q_value) noexcept { BaseClass::orderedMemoryFence(_q_value); } - template <typename T> static void releaseMemoryFence(const T &_q_value) Q_DECL_NOTHROW + template <typename T> static void releaseMemoryFence(const T &_q_value) noexcept { BaseClass::orderedMemoryFence(_q_value); } - template <typename T> static void orderedMemoryFence(const T &) Q_DECL_NOTHROW + template <typename T> static void orderedMemoryFence(const T &) noexcept { } template <typename T> static Q_ALWAYS_INLINE - T load(const T &_q_value) Q_DECL_NOTHROW + T load(const T &_q_value) noexcept { return _q_value; } template <typename T, typename X> static Q_ALWAYS_INLINE - void store(T &_q_value, X newValue) Q_DECL_NOTHROW + void store(T &_q_value, X newValue) noexcept { _q_value = newValue; } template <typename T> static Q_ALWAYS_INLINE - T loadAcquire(const T &_q_value) Q_DECL_NOTHROW + T loadRelaxed(const T &_q_value) noexcept + { + return _q_value; + } + + template <typename T, typename X> static Q_ALWAYS_INLINE + void storeRelaxed(T &_q_value, X newValue) noexcept + { + _q_value = newValue; + } + + template <typename T> static Q_ALWAYS_INLINE + T loadAcquire(const T &_q_value) noexcept { T tmp = *static_cast<const volatile T *>(&_q_value); BaseClass::acquireMemoryFence(_q_value); @@ -105,24 +117,24 @@ template <typename BaseClass> struct QGenericAtomicOps } template <typename T, typename X> static Q_ALWAYS_INLINE - void storeRelease(T &_q_value, X newValue) Q_DECL_NOTHROW + void storeRelease(T &_q_value, X newValue) noexcept { BaseClass::releaseMemoryFence(_q_value); *static_cast<volatile T *>(&_q_value) = newValue; } - static inline Q_DECL_CONSTEXPR bool isReferenceCountingNative() Q_DECL_NOTHROW + static inline Q_DECL_CONSTEXPR bool isReferenceCountingNative() noexcept { return BaseClass::isFetchAndAddNative(); } - static inline Q_DECL_CONSTEXPR bool isReferenceCountingWaitFree() Q_DECL_NOTHROW + static inline Q_DECL_CONSTEXPR bool isReferenceCountingWaitFree() noexcept { return BaseClass::isFetchAndAddWaitFree(); } template <typename T> static Q_ALWAYS_INLINE - bool ref(T &_q_value) Q_DECL_NOTHROW + bool ref(T &_q_value) noexcept { return BaseClass::fetchAndAddRelaxed(_q_value, 1) != T(-1); } template <typename T> static Q_ALWAYS_INLINE - bool deref(T &_q_value) Q_DECL_NOTHROW + bool deref(T &_q_value) noexcept { return BaseClass::fetchAndAddRelaxed(_q_value, -1) != 1; } @@ -130,16 +142,16 @@ template <typename BaseClass> struct QGenericAtomicOps #if 0 // These functions have no default implementation // Archictectures must implement them - static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() Q_DECL_NOTHROW; - static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() Q_DECL_NOTHROW; + static inline Q_DECL_CONSTEXPR bool isTestAndSetNative() noexcept; + static inline Q_DECL_CONSTEXPR bool isTestAndSetWaitFree() noexcept; template <typename T, typename X> static inline - bool testAndSetRelaxed(T &_q_value, X expectedValue, X newValue) Q_DECL_NOTHROW; + bool testAndSetRelaxed(T &_q_value, X expectedValue, X newValue) noexcept; template <typename T, typename X> static inline - bool testAndSetRelaxed(T &_q_value, X expectedValue, X newValue, X *currentValue) Q_DECL_NOTHROW; + bool testAndSetRelaxed(T &_q_value, X expectedValue, X newValue, X *currentValue) noexcept; #endif template <typename T, typename X> static Q_ALWAYS_INLINE - bool testAndSetAcquire(T &_q_value, X expectedValue, X newValue) Q_DECL_NOTHROW + bool testAndSetAcquire(T &_q_value, X expectedValue, X newValue) noexcept { bool tmp = BaseClass::testAndSetRelaxed(_q_value, expectedValue, newValue); BaseClass::acquireMemoryFence(_q_value); @@ -147,21 +159,21 @@ template <typename BaseClass> struct QGenericAtomicOps } template <typename T, typename X> static Q_ALWAYS_INLINE - bool testAndSetRelease(T &_q_value, X expectedValue, X newValue) Q_DECL_NOTHROW + bool testAndSetRelease(T &_q_value, X expectedValue, X newValue) noexcept { BaseClass::releaseMemoryFence(_q_value); return BaseClass::testAndSetRelaxed(_q_value, expectedValue, newValue); } template <typename T, typename X> static Q_ALWAYS_INLINE - bool testAndSetOrdered(T &_q_value, X expectedValue, X newValue) Q_DECL_NOTHROW + bool testAndSetOrdered(T &_q_value, X expectedValue, X newValue) noexcept { BaseClass::orderedMemoryFence(_q_value); return BaseClass::testAndSetRelaxed(_q_value, expectedValue, newValue); } template <typename T, typename X> static Q_ALWAYS_INLINE - bool testAndSetAcquire(T &_q_value, X expectedValue, X newValue, X *currentValue) Q_DECL_NOTHROW + bool testAndSetAcquire(T &_q_value, X expectedValue, X newValue, X *currentValue) noexcept { bool tmp = BaseClass::testAndSetRelaxed(_q_value, expectedValue, newValue, currentValue); BaseClass::acquireMemoryFence(_q_value); @@ -169,35 +181,35 @@ template <typename BaseClass> struct QGenericAtomicOps } template <typename T, typename X> static Q_ALWAYS_INLINE - bool testAndSetRelease(T &_q_value, X expectedValue, X newValue, X *currentValue) Q_DECL_NOTHROW + bool testAndSetRelease(T &_q_value, X expectedValue, X newValue, X *currentValue) noexcept { BaseClass::releaseMemoryFence(_q_value); return BaseClass::testAndSetRelaxed(_q_value, expectedValue, newValue, currentValue); } template <typename T, typename X> static Q_ALWAYS_INLINE - bool testAndSetOrdered(T &_q_value, X expectedValue, X newValue, X *currentValue) Q_DECL_NOTHROW + bool testAndSetOrdered(T &_q_value, X expectedValue, X newValue, X *currentValue) noexcept { BaseClass::orderedMemoryFence(_q_value); return BaseClass::testAndSetRelaxed(_q_value, expectedValue, newValue, currentValue); } - static inline Q_DECL_CONSTEXPR bool isFetchAndStoreNative() Q_DECL_NOTHROW { return false; } - static inline Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() Q_DECL_NOTHROW { return false; } + static inline Q_DECL_CONSTEXPR bool isFetchAndStoreNative() noexcept { return false; } + static inline Q_DECL_CONSTEXPR bool isFetchAndStoreWaitFree() noexcept { return false; } template <typename T, typename X> static Q_ALWAYS_INLINE - T fetchAndStoreRelaxed(T &_q_value, X newValue) Q_DECL_NOTHROW + T fetchAndStoreRelaxed(T &_q_value, X newValue) noexcept { // implement fetchAndStore on top of testAndSet Q_FOREVER { - T tmp = load(_q_value); + T tmp = loadRelaxed(_q_value); if (BaseClass::testAndSetRelaxed(_q_value, tmp, newValue)) return tmp; } } template <typename T, typename X> static Q_ALWAYS_INLINE - T fetchAndStoreAcquire(T &_q_value, X newValue) Q_DECL_NOTHROW + T fetchAndStoreAcquire(T &_q_value, X newValue) noexcept { T tmp = BaseClass::fetchAndStoreRelaxed(_q_value, newValue); BaseClass::acquireMemoryFence(_q_value); @@ -205,34 +217,34 @@ template <typename BaseClass> struct QGenericAtomicOps } template <typename T, typename X> static Q_ALWAYS_INLINE - T fetchAndStoreRelease(T &_q_value, X newValue) Q_DECL_NOTHROW + T fetchAndStoreRelease(T &_q_value, X newValue) noexcept { BaseClass::releaseMemoryFence(_q_value); return BaseClass::fetchAndStoreRelaxed(_q_value, newValue); } template <typename T, typename X> static Q_ALWAYS_INLINE - T fetchAndStoreOrdered(T &_q_value, X newValue) Q_DECL_NOTHROW + T fetchAndStoreOrdered(T &_q_value, X newValue) noexcept { BaseClass::orderedMemoryFence(_q_value); return BaseClass::fetchAndStoreRelaxed(_q_value, newValue); } - static inline Q_DECL_CONSTEXPR bool isFetchAndAddNative() Q_DECL_NOTHROW { return false; } - static inline Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() Q_DECL_NOTHROW { return false; } + static inline Q_DECL_CONSTEXPR bool isFetchAndAddNative() noexcept { return false; } + static inline Q_DECL_CONSTEXPR bool isFetchAndAddWaitFree() noexcept { return false; } template <typename T> static Q_ALWAYS_INLINE - T fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAddRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { // implement fetchAndAdd on top of testAndSet Q_FOREVER { - T tmp = BaseClass::load(_q_value); + T tmp = BaseClass::loadRelaxed(_q_value); if (BaseClass::testAndSetRelaxed(_q_value, tmp, T(tmp + valueToAdd))) return tmp; } } template <typename T> static Q_ALWAYS_INLINE - T fetchAndAddAcquire(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAddAcquire(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { T tmp = BaseClass::fetchAndAddRelaxed(_q_value, valueToAdd); BaseClass::acquireMemoryFence(_q_value); @@ -240,14 +252,14 @@ template <typename BaseClass> struct QGenericAtomicOps } template <typename T> static Q_ALWAYS_INLINE - T fetchAndAddRelease(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAddRelease(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { BaseClass::releaseMemoryFence(_q_value); return BaseClass::fetchAndAddRelaxed(_q_value, valueToAdd); } template <typename T> static Q_ALWAYS_INLINE - T fetchAndAddOrdered(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) Q_DECL_NOTHROW + T fetchAndAddOrdered(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT valueToAdd) noexcept { BaseClass::orderedMemoryFence(_q_value); return BaseClass::fetchAndAddRelaxed(_q_value, valueToAdd); @@ -256,7 +268,7 @@ template <typename BaseClass> struct QGenericAtomicOps QT_WARNING_PUSH QT_WARNING_DISABLE_MSVC(4146) // unary minus operator applied to unsigned type, result still unsigned template <typename T> static Q_ALWAYS_INLINE - T fetchAndSubRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT operand) Q_DECL_NOTHROW + T fetchAndSubRelaxed(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT operand) noexcept { // implement fetchAndSub on top of fetchAndAdd return fetchAndAddRelaxed(_q_value, -operand); @@ -264,7 +276,7 @@ QT_WARNING_DISABLE_MSVC(4146) // unary minus operator applied to unsigned type QT_WARNING_POP template <typename T> static Q_ALWAYS_INLINE - T fetchAndSubAcquire(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT operand) Q_DECL_NOTHROW + T fetchAndSubAcquire(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT operand) noexcept { T tmp = BaseClass::fetchAndSubRelaxed(_q_value, operand); BaseClass::acquireMemoryFence(_q_value); @@ -272,24 +284,24 @@ QT_WARNING_POP } template <typename T> static Q_ALWAYS_INLINE - T fetchAndSubRelease(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT operand) Q_DECL_NOTHROW + T fetchAndSubRelease(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT operand) noexcept { BaseClass::releaseMemoryFence(_q_value); return BaseClass::fetchAndSubRelaxed(_q_value, operand); } template <typename T> static Q_ALWAYS_INLINE - T fetchAndSubOrdered(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT operand) Q_DECL_NOTHROW + T fetchAndSubOrdered(T &_q_value, typename QAtomicAdditiveType<T>::AdditiveT operand) noexcept { BaseClass::orderedMemoryFence(_q_value); return BaseClass::fetchAndSubRelaxed(_q_value, operand); } template <typename T> static Q_ALWAYS_INLINE - T fetchAndAndRelaxed(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndAndRelaxed(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { // implement fetchAndAnd on top of testAndSet - T tmp = BaseClass::load(_q_value); + T tmp = BaseClass::loadRelaxed(_q_value); Q_FOREVER { if (BaseClass::testAndSetRelaxed(_q_value, tmp, T(tmp & operand), &tmp)) return tmp; @@ -297,7 +309,7 @@ QT_WARNING_POP } template <typename T> static Q_ALWAYS_INLINE - T fetchAndAndAcquire(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndAndAcquire(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { T tmp = BaseClass::fetchAndAndRelaxed(_q_value, operand); BaseClass::acquireMemoryFence(_q_value); @@ -305,24 +317,24 @@ QT_WARNING_POP } template <typename T> static Q_ALWAYS_INLINE - T fetchAndAndRelease(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndAndRelease(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { BaseClass::releaseMemoryFence(_q_value); return BaseClass::fetchAndAndRelaxed(_q_value, operand); } template <typename T> static Q_ALWAYS_INLINE - T fetchAndAndOrdered(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndAndOrdered(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { BaseClass::orderedMemoryFence(_q_value); return BaseClass::fetchAndAndRelaxed(_q_value, operand); } template <typename T> static Q_ALWAYS_INLINE - T fetchAndOrRelaxed(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndOrRelaxed(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { // implement fetchAndOr on top of testAndSet - T tmp = BaseClass::load(_q_value); + T tmp = BaseClass::loadRelaxed(_q_value); Q_FOREVER { if (BaseClass::testAndSetRelaxed(_q_value, tmp, T(tmp | operand), &tmp)) return tmp; @@ -330,7 +342,7 @@ QT_WARNING_POP } template <typename T> static Q_ALWAYS_INLINE - T fetchAndOrAcquire(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndOrAcquire(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { T tmp = BaseClass::fetchAndOrRelaxed(_q_value, operand); BaseClass::acquireMemoryFence(_q_value); @@ -338,24 +350,24 @@ QT_WARNING_POP } template <typename T> static Q_ALWAYS_INLINE - T fetchAndOrRelease(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndOrRelease(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { BaseClass::releaseMemoryFence(_q_value); return BaseClass::fetchAndOrRelaxed(_q_value, operand); } template <typename T> static Q_ALWAYS_INLINE - T fetchAndOrOrdered(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndOrOrdered(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { BaseClass::orderedMemoryFence(_q_value); return BaseClass::fetchAndOrRelaxed(_q_value, operand); } template <typename T> static Q_ALWAYS_INLINE - T fetchAndXorRelaxed(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndXorRelaxed(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { // implement fetchAndXor on top of testAndSet - T tmp = BaseClass::load(_q_value); + T tmp = BaseClass::loadRelaxed(_q_value); Q_FOREVER { if (BaseClass::testAndSetRelaxed(_q_value, tmp, T(tmp ^ operand), &tmp)) return tmp; @@ -363,7 +375,7 @@ QT_WARNING_POP } template <typename T> static Q_ALWAYS_INLINE - T fetchAndXorAcquire(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndXorAcquire(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { T tmp = BaseClass::fetchAndXorRelaxed(_q_value, operand); BaseClass::acquireMemoryFence(_q_value); @@ -371,14 +383,14 @@ QT_WARNING_POP } template <typename T> static Q_ALWAYS_INLINE - T fetchAndXorRelease(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndXorRelease(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { BaseClass::releaseMemoryFence(_q_value); return BaseClass::fetchAndXorRelaxed(_q_value, operand); } template <typename T> static Q_ALWAYS_INLINE - T fetchAndXorOrdered(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) Q_DECL_NOTHROW + T fetchAndXorOrdered(T &_q_value, typename std::enable_if<QTypeInfo<T>::isIntegral, T>::type operand) noexcept { BaseClass::orderedMemoryFence(_q_value); return BaseClass::fetchAndXorRelaxed(_q_value, operand); diff --git a/src/corelib/thread/qmutex.cpp b/src/corelib/thread/qmutex.cpp index 3881ac017e..4f55e50fe5 100644 --- a/src/corelib/thread/qmutex.cpp +++ b/src/corelib/thread/qmutex.cpp @@ -82,7 +82,7 @@ public: QMutex mutex; bool lock(int timeout) QT_MUTEX_LOCK_NOEXCEPT; - void unlock() Q_DECL_NOTHROW; + void unlock() noexcept; }; /* @@ -329,7 +329,7 @@ bool QMutex::tryLock(int timeout) QT_MUTEX_LOCK_NOEXCEPT \sa lock() */ -void QMutex::unlock() Q_DECL_NOTHROW +void QMutex::unlock() noexcept { QMutexData *current; if (fastTryUnlock(current)) @@ -348,7 +348,7 @@ void QMutex::unlock() Q_DECL_NOTHROW Returns \c true if the mutex is recursive. */ -bool QBasicMutex::isRecursive() Q_DECL_NOTHROW +bool QBasicMutex::isRecursive() noexcept { return QT_PREPEND_NAMESPACE(isRecursive)(d_ptr.loadAcquire()); } @@ -358,7 +358,7 @@ bool QBasicMutex::isRecursive() Q_DECL_NOTHROW Returns \c true if the mutex is recursive. */ -bool QBasicMutex::isRecursive() const Q_DECL_NOTHROW +bool QBasicMutex::isRecursive() const noexcept { return QT_PREPEND_NAMESPACE(isRecursive)(d_ptr.loadAcquire()); } @@ -600,7 +600,7 @@ bool QBasicMutex::lockInternal(int timeout) QT_MUTEX_LOCK_NOEXCEPT /*! \internal */ -void QBasicMutex::unlockInternal() Q_DECL_NOTHROW +void QBasicMutex::unlockInternal() noexcept { QMutexData *copy = d_ptr.loadAcquire(); Q_ASSERT(copy); //we must be locked @@ -675,7 +675,7 @@ void QMutexPrivate::release() } // atomically subtract "value" to the waiters, and remove the QMutexPrivate::BigNumber flag -void QMutexPrivate::derefWaiters(int value) Q_DECL_NOTHROW +void QMutexPrivate::derefWaiters(int value) noexcept { int old_waiters; int new_waiters; @@ -716,7 +716,7 @@ inline bool QRecursiveMutexPrivate::lock(int timeout) QT_MUTEX_LOCK_NOEXCEPT /*! \internal */ -inline void QRecursiveMutexPrivate::unlock() Q_DECL_NOTHROW +inline void QRecursiveMutexPrivate::unlock() noexcept { if (count > 0) { count--; diff --git a/src/corelib/thread/qmutex.h b/src/corelib/thread/qmutex.h index 837355a602..d7796092d1 100644 --- a/src/corelib/thread/qmutex.h +++ b/src/corelib/thread/qmutex.h @@ -57,7 +57,7 @@ QT_BEGIN_NAMESPACE #if QT_CONFIG(thread) || defined(Q_CLANG_QDOC) #ifdef Q_OS_LINUX -# define QT_MUTEX_LOCK_NOEXCEPT Q_DECL_NOTHROW +# define QT_MUTEX_LOCK_NOEXCEPT noexcept #else # define QT_MUTEX_LOCK_NOEXCEPT #endif @@ -80,39 +80,39 @@ public: } // BasicLockable concept - inline void unlock() Q_DECL_NOTHROW { + inline void unlock() noexcept { Q_ASSERT(d_ptr.load()); //mutex must be locked if (!fastTryUnlock()) unlockInternal(); } - bool tryLock() Q_DECL_NOTHROW { + bool tryLock() noexcept { return fastTryLock(); } // Lockable concept - bool try_lock() Q_DECL_NOTHROW { return tryLock(); } + bool try_lock() noexcept { return tryLock(); } - bool isRecursive() Q_DECL_NOTHROW; //### Qt6: remove me - bool isRecursive() const Q_DECL_NOTHROW; + bool isRecursive() noexcept; //### Qt6: remove me + bool isRecursive() const noexcept; private: - inline bool fastTryLock() Q_DECL_NOTHROW { + inline bool fastTryLock() noexcept { return d_ptr.testAndSetAcquire(nullptr, dummyLocked()); } - inline bool fastTryUnlock() Q_DECL_NOTHROW { + inline bool fastTryUnlock() noexcept { return d_ptr.testAndSetRelease(dummyLocked(), nullptr); } - inline bool fastTryLock(QMutexData *¤t) Q_DECL_NOTHROW { + inline bool fastTryLock(QMutexData *¤t) noexcept { return d_ptr.testAndSetAcquire(nullptr, dummyLocked(), current); } - inline bool fastTryUnlock(QMutexData *¤t) Q_DECL_NOTHROW { + inline bool fastTryUnlock(QMutexData *¤t) noexcept { return d_ptr.testAndSetRelease(dummyLocked(), nullptr, current); } void lockInternal() QT_MUTEX_LOCK_NOEXCEPT; bool lockInternal(int timeout) QT_MUTEX_LOCK_NOEXCEPT; - void unlockInternal() Q_DECL_NOTHROW; + void unlockInternal() noexcept; QBasicAtomicPointer<QMutexData> d_ptr; static inline QMutexData *dummyLocked() { @@ -134,7 +134,7 @@ public: void lock() QT_MUTEX_LOCK_NOEXCEPT; bool tryLock(int timeout = 0) QT_MUTEX_LOCK_NOEXCEPT; // BasicLockable concept - void unlock() Q_DECL_NOTHROW; + void unlock() noexcept; // Lockable concept bool try_lock() QT_MUTEX_LOCK_NOEXCEPT { return tryLock(); } @@ -158,7 +158,7 @@ public: } #endif - bool isRecursive() const Q_DECL_NOTHROW + bool isRecursive() const noexcept { return QBasicMutex::isRecursive(); } private: @@ -212,7 +212,7 @@ public: #endif inline ~QMutexLocker() { unlock(); } - inline void unlock() Q_DECL_NOTHROW + inline void unlock() noexcept { if ((val & quintptr(1u)) == quintptr(1u)) { val &= ~quintptr(1u); @@ -257,24 +257,24 @@ class Q_CORE_EXPORT QMutex public: enum RecursionMode { NonRecursive, Recursive }; - inline Q_DECL_CONSTEXPR explicit QMutex(RecursionMode = NonRecursive) Q_DECL_NOTHROW { } + inline Q_DECL_CONSTEXPR explicit QMutex(RecursionMode = NonRecursive) noexcept { } - inline void lock() Q_DECL_NOTHROW {} - inline bool tryLock(int timeout = 0) Q_DECL_NOTHROW { Q_UNUSED(timeout); return true; } - inline bool try_lock() Q_DECL_NOTHROW { return true; } - inline void unlock() Q_DECL_NOTHROW {} - inline bool isRecursive() const Q_DECL_NOTHROW { return true; } + inline void lock() noexcept {} + inline bool tryLock(int timeout = 0) noexcept { Q_UNUSED(timeout); return true; } + inline bool try_lock() noexcept { return true; } + inline void unlock() noexcept {} + inline bool isRecursive() const noexcept { return true; } #if QT_HAS_INCLUDE(<chrono>) template <class Rep, class Period> - inline bool try_lock_for(std::chrono::duration<Rep, Period> duration) Q_DECL_NOTHROW + inline bool try_lock_for(std::chrono::duration<Rep, Period> duration) noexcept { Q_UNUSED(duration); return true; } template<class Clock, class Duration> - inline bool try_lock_until(std::chrono::time_point<Clock, Duration> timePoint) Q_DECL_NOTHROW + inline bool try_lock_until(std::chrono::time_point<Clock, Duration> timePoint) noexcept { Q_UNUSED(timePoint); return true; @@ -288,12 +288,12 @@ private: class Q_CORE_EXPORT QMutexLocker { public: - inline explicit QMutexLocker(QMutex *) Q_DECL_NOTHROW {} - inline ~QMutexLocker() Q_DECL_NOTHROW {} + inline explicit QMutexLocker(QMutex *) noexcept {} + inline ~QMutexLocker() noexcept {} - inline void unlock() Q_DECL_NOTHROW {} - void relock() Q_DECL_NOTHROW {} - inline QMutex *mutex() const Q_DECL_NOTHROW { return nullptr; } + inline void unlock() noexcept {} + void relock() noexcept {} + inline QMutex *mutex() const noexcept { return nullptr; } private: Q_DISABLE_COPY(QMutexLocker) diff --git a/src/corelib/thread/qmutex_linux.cpp b/src/corelib/thread/qmutex_linux.cpp index 507e72cb76..b006ff1033 100644 --- a/src/corelib/thread/qmutex_linux.cpp +++ b/src/corelib/thread/qmutex_linux.cpp @@ -106,7 +106,7 @@ static inline QMutexData *dummyFutexValue() } template <bool IsTimed> static inline -bool lockInternal_helper(QBasicAtomicPointer<QMutexData> &d_ptr, int timeout = -1, QElapsedTimer *elapsedTimer = 0) Q_DECL_NOTHROW +bool lockInternal_helper(QBasicAtomicPointer<QMutexData> &d_ptr, int timeout = -1, QElapsedTimer *elapsedTimer = 0) noexcept { if (!IsTimed) timeout = -1; @@ -153,13 +153,13 @@ bool lockInternal_helper(QBasicAtomicPointer<QMutexData> &d_ptr, int timeout = - return true; } -void QBasicMutex::lockInternal() Q_DECL_NOTHROW +void QBasicMutex::lockInternal() noexcept { Q_ASSERT(!isRecursive()); lockInternal_helper<false>(d_ptr); } -bool QBasicMutex::lockInternal(int timeout) Q_DECL_NOTHROW +bool QBasicMutex::lockInternal(int timeout) noexcept { Q_ASSERT(!isRecursive()); QElapsedTimer elapsedTimer; @@ -167,7 +167,7 @@ bool QBasicMutex::lockInternal(int timeout) Q_DECL_NOTHROW return lockInternal_helper<true>(d_ptr, timeout, &elapsedTimer); } -void QBasicMutex::unlockInternal() Q_DECL_NOTHROW +void QBasicMutex::unlockInternal() noexcept { QMutexData *d = d_ptr.load(); Q_ASSERT(d); //we must be locked diff --git a/src/corelib/thread/qmutex_mac.cpp b/src/corelib/thread/qmutex_mac.cpp index 9a8d9bc750..923f89f697 100644 --- a/src/corelib/thread/qmutex_mac.cpp +++ b/src/corelib/thread/qmutex_mac.cpp @@ -79,7 +79,7 @@ bool QMutexPrivate::wait(int timeout) return (r == KERN_SUCCESS); } -void QMutexPrivate::wakeUp() Q_DECL_NOTHROW +void QMutexPrivate::wakeUp() noexcept { semaphore_signal(mach_semaphore); } diff --git a/src/corelib/thread/qmutex_p.h b/src/corelib/thread/qmutex_p.h index ec9bfc1152..5025f836b9 100644 --- a/src/corelib/thread/qmutex_p.h +++ b/src/corelib/thread/qmutex_p.h @@ -92,7 +92,7 @@ public: QMutexPrivate(); bool wait(int timeout = -1); - void wakeUp() Q_DECL_NOTHROW; + void wakeUp() noexcept; // Control the lifetime of the privates QAtomicInt refCount; @@ -125,7 +125,7 @@ public: when the mutex is unlocked. */ enum { BigNumber = 0x100000 }; //Must be bigger than the possible number of waiters (number of threads) - void derefWaiters(int value) Q_DECL_NOTHROW; + void derefWaiters(int value) noexcept; //platform specific stuff #if defined(Q_OS_MAC) diff --git a/src/corelib/thread/qmutex_unix.cpp b/src/corelib/thread/qmutex_unix.cpp index 3ee24a292c..df2f606a23 100644 --- a/src/corelib/thread/qmutex_unix.cpp +++ b/src/corelib/thread/qmutex_unix.cpp @@ -58,7 +58,7 @@ QT_BEGIN_NAMESPACE static void report_error(int code, const char *where, const char *what) { if (code != 0) - qWarning("%s: %s failure: %s", where, what, qPrintable(qt_error_string(code))); + qErrnoWarning(code, "%s: %s failure", where, what); } #ifdef QT_UNIX_SEMAPHORE @@ -99,7 +99,7 @@ bool QMutexPrivate::wait(int timeout) return true; } -void QMutexPrivate::wakeUp() Q_DECL_NOTHROW +void QMutexPrivate::wakeUp() noexcept { report_error(sem_post(&semaphore), "QMutex::unlock", "sem_post"); } @@ -146,7 +146,7 @@ bool QMutexPrivate::wait(int timeout) return ret; } -void QMutexPrivate::wakeUp() Q_DECL_NOTHROW +void QMutexPrivate::wakeUp() noexcept { report_error(pthread_mutex_lock(&mutex), "QMutex::unlock", "mutex lock"); wakeup = true; diff --git a/src/corelib/thread/qmutex_win.cpp b/src/corelib/thread/qmutex_win.cpp index 3c314a4c0c..e221bc89cb 100644 --- a/src/corelib/thread/qmutex_win.cpp +++ b/src/corelib/thread/qmutex_win.cpp @@ -64,7 +64,7 @@ bool QMutexPrivate::wait(int timeout) return (WaitForSingleObjectEx(event, timeout < 0 ? INFINITE : timeout, FALSE) == WAIT_OBJECT_0); } -void QMutexPrivate::wakeUp() Q_DECL_NOTHROW +void QMutexPrivate::wakeUp() noexcept { SetEvent(event); } QT_END_NAMESPACE diff --git a/src/corelib/thread/qorderedmutexlocker_p.h b/src/corelib/thread/qorderedmutexlocker_p.h index ded102d32d..e0a67388d4 100644 --- a/src/corelib/thread/qorderedmutexlocker_p.h +++ b/src/corelib/thread/qorderedmutexlocker_p.h @@ -58,6 +58,8 @@ QT_BEGIN_NAMESPACE +#if QT_CONFIG(thread) + /* Locks 2 mutexes in a defined order, avoiding a recursive lock if we're trying to lock the same mutex twice. @@ -65,9 +67,9 @@ QT_BEGIN_NAMESPACE class QOrderedMutexLocker { public: - QOrderedMutexLocker(QMutex *m1, QMutex *m2) - : mtx1((m1 == m2) ? m1 : (std::less<QMutex *>()(m1, m2) ? m1 : m2)), - mtx2((m1 == m2) ? 0 : (std::less<QMutex *>()(m1, m2) ? m2 : m1)), + QOrderedMutexLocker(QBasicMutex *m1, QBasicMutex *m2) + : mtx1((m1 == m2) ? m1 : (std::less<QBasicMutex *>()(m1, m2) ? m1 : m2)), + mtx2((m1 == m2) ? 0 : (std::less<QBasicMutex *>()(m1, m2) ? m2 : m1)), locked(false) { relock(); @@ -95,12 +97,12 @@ public: } } - static bool relock(QMutex *mtx1, QMutex *mtx2) + static bool relock(QBasicMutex *mtx1, QBasicMutex *mtx2) { // mtx1 is already locked, mtx2 not... do we need to unlock and relock? if (mtx1 == mtx2) return false; - if (std::less<QMutex *>()(mtx1, mtx2)) { + if (std::less<QBasicMutex *>()(mtx1, mtx2)) { mtx2->lock(); return true; } @@ -113,10 +115,58 @@ public: } private: - QMutex *mtx1, *mtx2; + QBasicMutex *mtx1, *mtx2; bool locked; }; +class QBasicMutexLocker +{ +public: + inline explicit QBasicMutexLocker(QBasicMutex *m) QT_MUTEX_LOCK_NOEXCEPT + : m(m), isLocked(true) + { + m->lock(); + } + inline ~QBasicMutexLocker() { if (isLocked) unlock(); } + + inline void unlock() noexcept + { + isLocked = false; + m->unlock(); + } + + inline void relock() QT_MUTEX_LOCK_NOEXCEPT + { + isLocked = true; + m->lock(); + } + +private: + Q_DISABLE_COPY(QBasicMutexLocker) + + QBasicMutex *m; + bool isLocked; +}; + +#else + +class QOrderedMutexLocker +{ +public: + QOrderedMutexLocker(QBasicMutex *, QBasicMutex *) {} + ~QOrderedMutexLocker() {} + + void relock() {} + void unlock() {} + + static bool relock(QBasicMutex *, QBasicMutex *) {} +}; + +using QBasicMutexLocker = QMutexLocker; + +#endif + + QT_END_NAMESPACE #endif diff --git a/src/corelib/thread/qreadwritelock.h b/src/corelib/thread/qreadwritelock.h index 65fa76fd6d..139fde9214 100644 --- a/src/corelib/thread/qreadwritelock.h +++ b/src/corelib/thread/qreadwritelock.h @@ -180,18 +180,18 @@ class Q_CORE_EXPORT QReadWriteLock { public: enum RecursionMode { NonRecursive, Recursive }; - inline explicit QReadWriteLock(RecursionMode = NonRecursive) Q_DECL_NOTHROW { } + inline explicit QReadWriteLock(RecursionMode = NonRecursive) noexcept { } inline ~QReadWriteLock() { } - static inline void lockForRead() Q_DECL_NOTHROW { } - static inline bool tryLockForRead() Q_DECL_NOTHROW { return true; } - static inline bool tryLockForRead(int timeout) Q_DECL_NOTHROW { Q_UNUSED(timeout); return true; } + static inline void lockForRead() noexcept { } + static inline bool tryLockForRead() noexcept { return true; } + static inline bool tryLockForRead(int timeout) noexcept { Q_UNUSED(timeout); return true; } - static inline void lockForWrite() Q_DECL_NOTHROW { } - static inline bool tryLockForWrite() Q_DECL_NOTHROW { return true; } - static inline bool tryLockForWrite(int timeout) Q_DECL_NOTHROW { Q_UNUSED(timeout); return true; } + static inline void lockForWrite() noexcept { } + static inline bool tryLockForWrite() noexcept { return true; } + static inline bool tryLockForWrite(int timeout) noexcept { Q_UNUSED(timeout); return true; } - static inline void unlock() Q_DECL_NOTHROW { } + static inline void unlock() noexcept { } private: Q_DISABLE_COPY(QReadWriteLock) @@ -200,12 +200,12 @@ private: class Q_CORE_EXPORT QReadLocker { public: - inline QReadLocker(QReadWriteLock *) Q_DECL_NOTHROW { } - inline ~QReadLocker() Q_DECL_NOTHROW { } + inline QReadLocker(QReadWriteLock *) noexcept { } + inline ~QReadLocker() noexcept { } - static inline void unlock() Q_DECL_NOTHROW { } - static inline void relock() Q_DECL_NOTHROW { } - static inline QReadWriteLock *readWriteLock() Q_DECL_NOTHROW { return nullptr; } + static inline void unlock() noexcept { } + static inline void relock() noexcept { } + static inline QReadWriteLock *readWriteLock() noexcept { return nullptr; } private: Q_DISABLE_COPY(QReadLocker) @@ -214,12 +214,12 @@ private: class Q_CORE_EXPORT QWriteLocker { public: - inline explicit QWriteLocker(QReadWriteLock *) Q_DECL_NOTHROW { } - inline ~QWriteLocker() Q_DECL_NOTHROW { } + inline explicit QWriteLocker(QReadWriteLock *) noexcept { } + inline ~QWriteLocker() noexcept { } - static inline void unlock() Q_DECL_NOTHROW { } - static inline void relock() Q_DECL_NOTHROW { } - static inline QReadWriteLock *readWriteLock() Q_DECL_NOTHROW { return nullptr; } + static inline void unlock() noexcept { } + static inline void relock() noexcept { } + static inline QReadWriteLock *readWriteLock() noexcept { return nullptr; } private: Q_DISABLE_COPY(QWriteLocker) diff --git a/src/corelib/thread/qresultstore.h b/src/corelib/thread/qresultstore.h index 1f29e8d187..7a65089396 100644 --- a/src/corelib/thread/qresultstore.h +++ b/src/corelib/thread/qresultstore.h @@ -142,7 +142,7 @@ public: template <typename T> int addResult(int index, const T *result) { - if (result == 0) + if (result == nullptr) return addResult(index, static_cast<void *>(nullptr)); else return addResult(index, static_cast<void *>(new T(*result))); @@ -158,7 +158,7 @@ public: int addResults(int index, const QVector<T> *results, int totalCount) { if (m_filterMode == true && results->count() != totalCount && 0 == results->count()) - return addResults(index, 0, 0, totalCount); + return addResults(index, nullptr, 0, totalCount); else return addResults(index, new QVector<T>(*results), results->count(), totalCount); } diff --git a/src/corelib/thread/qsemaphore.h b/src/corelib/thread/qsemaphore.h index b830ff1bfd..58c12997ad 100644 --- a/src/corelib/thread/qsemaphore.h +++ b/src/corelib/thread/qsemaphore.h @@ -75,14 +75,14 @@ class QSemaphoreReleaser { public: QSemaphoreReleaser() = default; - explicit QSemaphoreReleaser(QSemaphore &sem, int n = 1) Q_DECL_NOTHROW + explicit QSemaphoreReleaser(QSemaphore &sem, int n = 1) noexcept : m_sem(&sem), m_n(n) {} - explicit QSemaphoreReleaser(QSemaphore *sem, int n = 1) Q_DECL_NOTHROW + explicit QSemaphoreReleaser(QSemaphore *sem, int n = 1) noexcept : m_sem(sem), m_n(n) {} - QSemaphoreReleaser(QSemaphoreReleaser &&other) Q_DECL_NOTHROW + QSemaphoreReleaser(QSemaphoreReleaser &&other) noexcept : m_sem(other.m_sem), m_n(other.m_n) { other.m_sem = nullptr; } - QSemaphoreReleaser &operator=(QSemaphoreReleaser &&other) Q_DECL_NOTHROW + QSemaphoreReleaser &operator=(QSemaphoreReleaser &&other) noexcept { QSemaphoreReleaser moved(std::move(other)); swap(moved); return *this; } ~QSemaphoreReleaser() @@ -91,16 +91,16 @@ public: m_sem->release(m_n); } - void swap(QSemaphoreReleaser &other) Q_DECL_NOTHROW + void swap(QSemaphoreReleaser &other) noexcept { qSwap(m_sem, other.m_sem); qSwap(m_n, other.m_n); } - QSemaphore *semaphore() const Q_DECL_NOTHROW + QSemaphore *semaphore() const noexcept { return m_sem; } - QSemaphore *cancel() Q_DECL_NOTHROW + QSemaphore *cancel() noexcept { QSemaphore *old = m_sem; m_sem = nullptr; diff --git a/src/corelib/thread/qthread.cpp b/src/corelib/thread/qthread.cpp index 9f60de1f87..b9b9f3e354 100644 --- a/src/corelib/thread/qthread.cpp +++ b/src/corelib/thread/qthread.cpp @@ -839,7 +839,7 @@ bool QThread::event(QEvent* event) return QObject::event(event); } -Qt::HANDLE QThread::currentThreadId() Q_DECL_NOTHROW +Qt::HANDLE QThread::currentThreadId() noexcept { return Qt::HANDLE(currentThread()); } @@ -849,7 +849,7 @@ QThread *QThread::currentThread() return QThreadData::current()->thread; } -int QThread::idealThreadCount() Q_DECL_NOTHROW +int QThread::idealThreadCount() noexcept { return 1; } diff --git a/src/corelib/thread/qthread.h b/src/corelib/thread/qthread.h index b6c5bf47d0..c7a6dc8f1a 100644 --- a/src/corelib/thread/qthread.h +++ b/src/corelib/thread/qthread.h @@ -70,9 +70,9 @@ class Q_CORE_EXPORT QThread : public QObject { Q_OBJECT public: - static Qt::HANDLE currentThreadId() Q_DECL_NOTHROW Q_DECL_PURE_FUNCTION; + static Qt::HANDLE currentThreadId() noexcept Q_DECL_PURE_FUNCTION; static QThread *currentThread(); - static int idealThreadCount() Q_DECL_NOTHROW; + static int idealThreadCount() noexcept; static void yieldCurrentThread(); explicit QThread(QObject *parent = nullptr); @@ -209,7 +209,6 @@ struct Callable { } -#if defined(Q_COMPILER_DEFAULT_MEMBERS) && defined(Q_COMPILER_DELETE_MEMBERS) // Apply the same semantics of a lambda closure type w.r.t. the special // member functions, if possible: delete the copy assignment operator, // bring back all the others as per the RO5 (cf. §8.1.5.1/11 [expr.prim.lambda.closure]) @@ -218,7 +217,6 @@ struct Callable Callable(Callable &&) = default; Callable &operator=(const Callable &) = delete; Callable &operator=(Callable &&) = default; -#endif void operator()() { diff --git a/src/corelib/thread/qthread_p.h b/src/corelib/thread/qthread_p.h index 57e6c995c5..fe54ec8f07 100644 --- a/src/corelib/thread/qthread_p.h +++ b/src/corelib/thread/qthread_p.h @@ -89,7 +89,7 @@ public: QEvent *event; int priority; inline QPostEvent() - : receiver(0), event(0), priority(0) + : receiver(nullptr), event(nullptr), priority(0) { } inline QPostEvent(QObject *r, QEvent *e, int p) : receiver(r), event(e), priority(p) @@ -148,7 +148,7 @@ private: class Q_CORE_EXPORT QDaemonThread : public QThread { public: - QDaemonThread(QObject *parent = 0); + QDaemonThread(QObject *parent = nullptr); ~QDaemonThread(); }; @@ -157,7 +157,7 @@ class QThreadPrivate : public QObjectPrivate Q_DECLARE_PUBLIC(QThread) public: - QThreadPrivate(QThreadData *d = 0); + QThreadPrivate(QThreadData *d = nullptr); ~QThreadPrivate(); void setPriority(QThread::Priority prio); @@ -187,8 +187,8 @@ public: #endif // Q_OS_UNIX #ifdef Q_OS_WIN - static unsigned int __stdcall start(void *) Q_DECL_NOEXCEPT; - static void finish(void *, bool lockAnyway=true) Q_DECL_NOEXCEPT; + static unsigned int __stdcall start(void *) noexcept; + static void finish(void *, bool lockAnyway=true) noexcept; Qt::HANDLE handle; unsigned int id; @@ -251,7 +251,7 @@ public: #endif static void clearCurrentThreadData(); static QThreadData *get2(QThread *thread) - { Q_ASSERT_X(thread != 0, "QThread", "internal error"); return thread->d_func()->data; } + { Q_ASSERT_X(thread != nullptr, "QThread", "internal error"); return thread->d_func()->data; } void ref(); @@ -284,7 +284,7 @@ public: public: FlaggedDebugSignatures() : idx(0) - { std::fill_n(locations, Count, static_cast<char*>(0)); } + { std::fill_n(locations, Count, static_cast<char*>(nullptr)); } void store(const char* method) { locations[idx++ % Count] = method; } @@ -331,7 +331,7 @@ class QAdoptedThread : public QThread Q_DECLARE_PRIVATE(QThread) public: - QAdoptedThread(QThreadData *data = 0); + QAdoptedThread(QThreadData *data = nullptr); ~QAdoptedThread(); void init(); diff --git a/src/corelib/thread/qthread_unix.cpp b/src/corelib/thread/qthread_unix.cpp index ea78b0a147..978c18c1b6 100644 --- a/src/corelib/thread/qthread_unix.cpp +++ b/src/corelib/thread/qthread_unix.cpp @@ -115,6 +115,9 @@ enum { ThreadPriorityResetFlag = 0x80000000 }; #if defined(Q_CC_XLC) || defined (Q_CC_SUN) #define HAVE_TLS #endif +#if defined(Q_OS_RTEMS) +#define HAVE_TLS +#endif #ifdef HAVE_TLS static __thread QThreadData *currentThreadData = 0; @@ -439,7 +442,7 @@ void QThreadPrivate::finish(void *arg) ** QThread *************************************************************************/ -Qt::HANDLE QThread::currentThreadId() Q_DECL_NOTHROW +Qt::HANDLE QThread::currentThreadId() noexcept { // requires a C cast here otherwise we run into trouble on AIX return to_HANDLE(pthread_self()); @@ -454,7 +457,7 @@ Qt::HANDLE QThread::currentThreadId() Q_DECL_NOTHROW int QThreadPrivate::idealThreadCount = 1; #endif -int QThread::idealThreadCount() Q_DECL_NOTHROW +int QThread::idealThreadCount() noexcept { int cores = 1; @@ -714,8 +717,7 @@ void QThread::start(Priority priority) #endif // _POSIX_THREAD_ATTR_STACKSIZE if (code) { - qWarning("QThread::start: Thread stack size error: %s", - qPrintable(qt_error_string(code))); + qErrnoWarning(code, "QThread::start: Thread stack size error"); // we failed to set the stacksize, and as the documentation states, // the thread will fail to run... @@ -740,7 +742,7 @@ void QThread::start(Priority priority) pthread_attr_destroy(&attr); if (code) { - qWarning("QThread::start: Thread creation error: %s", qPrintable(qt_error_string(code))); + qErrnoWarning(code, "QThread::start: Thread creation error"); d->running = false; d->finished = false; @@ -759,8 +761,7 @@ void QThread::terminate() int code = pthread_cancel(from_HANDLE<pthread_t>(d->data->threadId.load())); if (code) { - qWarning("QThread::start: Thread termination error: %s", - qPrintable(qt_error_string((code)))); + qErrnoWarning(code, "QThread::start: Thread termination error"); } #endif } diff --git a/src/corelib/thread/qthread_win.cpp b/src/corelib/thread/qthread_win.cpp index e56fe2c6ae..ee73280707 100644 --- a/src/corelib/thread/qthread_win.cpp +++ b/src/corelib/thread/qthread_win.cpp @@ -372,7 +372,7 @@ QAbstractEventDispatcher *QThreadPrivate::createEventDispatcher(QThreadData *dat #if QT_CONFIG(thread) -unsigned int __stdcall QT_ENSURE_STACK_ALIGNED_FOR_SSE QThreadPrivate::start(void *arg) Q_DECL_NOEXCEPT +unsigned int __stdcall QT_ENSURE_STACK_ALIGNED_FOR_SSE QThreadPrivate::start(void *arg) noexcept { QThread *thr = reinterpret_cast<QThread *>(arg); QThreadData *data = QThreadData::get2(thr); @@ -406,7 +406,7 @@ unsigned int __stdcall QT_ENSURE_STACK_ALIGNED_FOR_SSE QThreadPrivate::start(voi return 0; } -void QThreadPrivate::finish(void *arg, bool lockAnyway) Q_DECL_NOEXCEPT +void QThreadPrivate::finish(void *arg, bool lockAnyway) noexcept { QThread *thr = reinterpret_cast<QThread *>(arg); QThreadPrivate *d = thr->d_func(); @@ -447,12 +447,12 @@ void QThreadPrivate::finish(void *arg, bool lockAnyway) Q_DECL_NOEXCEPT ** QThread *************************************************************************/ -Qt::HANDLE QThread::currentThreadId() Q_DECL_NOTHROW +Qt::HANDLE QThread::currentThreadId() noexcept { return reinterpret_cast<Qt::HANDLE>(quintptr(GetCurrentThreadId())); } -int QThread::idealThreadCount() Q_DECL_NOTHROW +int QThread::idealThreadCount() noexcept { SYSTEM_INFO sysinfo; #ifndef Q_OS_WINRT diff --git a/src/corelib/thread/qthreadpool_p.h b/src/corelib/thread/qthreadpool_p.h index 952e02ef20..01852d8366 100644 --- a/src/corelib/thread/qthreadpool_p.h +++ b/src/corelib/thread/qthreadpool_p.h @@ -162,7 +162,7 @@ public: void tryToStartMoreThreads(); bool tooManyThreadsActive() const; - void startThread(QRunnable *runnable = 0); + void startThread(QRunnable *runnable = nullptr); void reset(); bool waitForDone(int msecs); bool waitForDone(const QDeadlineTimer &timer); diff --git a/src/corelib/thread/qthreadstorage.h b/src/corelib/thread/qthreadstorage.h index 55fc482da3..9eb8672e92 100644 --- a/src/corelib/thread/qthreadstorage.h +++ b/src/corelib/thread/qthreadstorage.h @@ -69,7 +69,7 @@ inline T *&qThreadStorage_localData(QThreadStorageData &d, T **) { void **v = d.get(); - if (!v) v = d.set(0); + if (!v) v = d.set(nullptr); return *(reinterpret_cast<T**>(v)); } @@ -139,7 +139,7 @@ public: inline ~QThreadStorage() { } inline bool hasLocalData() const - { return d.get() != 0; } + { return d.get() != nullptr; } inline T& localData() { return qThreadStorage_localData(d, reinterpret_cast<T*>(0)); } diff --git a/src/corelib/thread/qwaitcondition_unix.cpp b/src/corelib/thread/qwaitcondition_unix.cpp index 0ba90763cf..dd7475cec5 100644 --- a/src/corelib/thread/qwaitcondition_unix.cpp +++ b/src/corelib/thread/qwaitcondition_unix.cpp @@ -72,7 +72,7 @@ __attribute__((weakref("__pthread_cond_timedwait_relative"))); static void report_error(int code, const char *where, const char *what) { if (code != 0) - qWarning("%s: %s failure: %s", where, what, qPrintable(qt_error_string(code))); + qErrnoWarning(code, "%s: %s failure", where, what); } void qt_initialize_pthread_cond(pthread_cond_t *cond, const char *where) diff --git a/src/corelib/tools/qdatetime.cpp b/src/corelib/time/qdatetime.cpp index a156970ac6..a18bc1c498 100644 --- a/src/corelib/tools/qdatetime.cpp +++ b/src/corelib/time/qdatetime.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2017 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2016 Intel Corporation. ** Contact: https://www.qt.io/licensing/ ** @@ -172,12 +172,11 @@ static ParsedDate getDateFromJulianDay(qint64 julianDay) Date/Time formatting helper functions *****************************************************************************/ -static const char monthDays[] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }; - #if QT_CONFIG(textdate) static const char qt_shortMonthNames[][4] = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", - "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" }; + "Jul", "Aug", "Sep", "Oct", "Nov", "Dec" +}; static int qt_monthNumberFromShortName(QStringRef shortName) { @@ -259,7 +258,7 @@ static QString toOffsetString(Qt::DateFormat format, int offset) #if QT_CONFIG(datestring) // Parse offset in [+-]HH[[:]mm] format -static int fromOffsetString(const QStringRef &offsetString, bool *valid) Q_DECL_NOTHROW +static int fromOffsetString(const QStringRef &offsetString, bool *valid) noexcept { *valid = false; @@ -304,6 +303,12 @@ static int fromOffsetString(const QStringRef &offsetString, bool *valid) Q_DECL_ } #endif // datestring +static constexpr int daysInUsualMonth(int month) // (February isn't usual.) +{ + // Long if odd up to July = 7, or if even from 8 = August onwards: + return Q_ASSERT(month != 2 && month > 0 && month <= 12), 30 | ((month & 1) ^ (month >> 3)); +} + /***************************************************************************** QDate member functions *****************************************************************************/ @@ -420,7 +425,6 @@ QDate::QDate(int y, int m, int d) \sa isValid() */ - /*! \fn bool QDate::isValid() const @@ -429,7 +433,6 @@ QDate::QDate(int y, int m, int d) \sa isNull() */ - /*! Returns the year of this date. Negative numbers indicate years before 1 CE, such that year -44 is 44 BCE. @@ -545,10 +548,10 @@ int QDate::daysInMonth() const return 0; const ParsedDate pd = getDateFromJulianDay(jd); - if (pd.month == 2 && isLeapYear(pd.year)) - return 29; - else - return monthDays[pd.month]; + if (pd.month == 2) + return isLeapYear(pd.year) ? 29 : 28; + + return daysInUsualMonth(pd.month); } /*! @@ -610,12 +613,275 @@ int QDate::weekNumber(int *yearNumber) const Q_ASSERT(week == 53 || week == 1); } - if (yearNumber != 0) + if (yearNumber) *yearNumber = year; return week; } +static bool inDateTimeRange(qint64 jd, bool start) +{ + using Bounds = std::numeric_limits<qint64>; + if (jd < Bounds::min() + JULIAN_DAY_FOR_EPOCH) + return false; + jd -= JULIAN_DAY_FOR_EPOCH; + const qint64 maxDay = Bounds::max() / MSECS_PER_DAY; + const qint64 minDay = Bounds::min() / MSECS_PER_DAY - 1; + // (Divisions rounded towards zero, as MSECS_PER_DAY has factors other than two.) + // Range includes start of last day and end of first: + if (start) + return jd > minDay && jd <= maxDay; + return jd >= minDay && jd < maxDay; +} + +static QDateTime toEarliest(const QDate &day, const QDateTime &form) +{ + const Qt::TimeSpec spec = form.timeSpec(); + const int offset = (spec == Qt::OffsetFromUTC) ? form.offsetFromUtc() : 0; +#if QT_CONFIG(timezone) + QTimeZone zone; + if (spec == Qt::TimeZone) + zone = form.timeZone(); +#endif + auto moment = [=](QTime time) { + switch (spec) { + case Qt::OffsetFromUTC: return QDateTime(day, time, spec, offset); +#if QT_CONFIG(timezone) + case Qt::TimeZone: return QDateTime(day, time, zone); +#endif + default: return QDateTime(day, time, spec); + } + }; + // Longest routine time-zone transition is 2 hours: + QDateTime when = moment(QTime(2, 0)); + if (!when.isValid()) { + // Noon should be safe ... + when = moment(QTime(12, 0)); + if (!when.isValid()) { + // ... unless it's a 24-hour jump (moving the date-line) + when = moment(QTime(23, 59, 59, 999)); + if (!when.isValid()) + return QDateTime(); + } + } + int high = when.time().msecsSinceStartOfDay() / 60000; + int low = 0; + // Binary chop to the right minute + while (high > low + 1) { + int mid = (high + low) / 2; + QDateTime probe = moment(QTime(mid / 60, mid % 60)); + if (probe.isValid() && probe.date() == day) { + high = mid; + when = probe; + } else { + low = mid; + } + } + return when; +} + +/*! + \since 5.14 + \fn QDateTime QDate::startOfDay(Qt::TimeSpec spec, int offsetSeconds) const + \fn QDateTime QDate::startOfDay(const QTimeZone &zone) const + + Returns the start-moment of the day. Usually, this shall be midnight at the + start of the day: however, if a time-zone transition causes the given date + to skip over that midnight (e.g. a DST spring-forward skipping from the end + of the previous day to 01:00 of the new day), the actual earliest time in + the day is returned. This can only arise when the start-moment is specified + in terms of a time-zone (by passing its QTimeZone as \a zone) or in terms of + local time (by passing Qt::LocalTime as \a spec; this is its default). + + The \a offsetSeconds is ignored unless \a spec is Qt::OffsetFromUTC, when it + gives the implied zone's offset from UTC. As UTC and such zones have no + transitions, the start of the day is QTime(0, 0) in these cases. + + In the rare case of a date that was entirely skipped (this happens when a + zone east of the international date-line switches to being west of it), the + return shall be invalid. Passing Qt::TimeZone as \a spec (instead of + passing a QTimeZone) or passing an invalid time-zone as \a zone will also + produce an invalid result, as shall dates that start outside the range + representable by QDateTime. + + \sa endOfDay() +*/ +QDateTime QDate::startOfDay(Qt::TimeSpec spec, int offsetSeconds) const +{ + if (!inDateTimeRange(jd, true)) + return QDateTime(); + + switch (spec) { + case Qt::TimeZone: // should pass a QTimeZone instead of Qt::TimeZone + qWarning() << "Called QDate::startOfDay(Qt::TimeZone) on" << *this; + return QDateTime(); + case Qt::OffsetFromUTC: + case Qt::UTC: + return QDateTime(*this, QTime(0, 0), spec, offsetSeconds); + + case Qt::LocalTime: + if (offsetSeconds) + qWarning("Ignoring offset (%d seconds) passed with Qt::LocalTime", offsetSeconds); + break; + } + QDateTime when(*this, QTime(0, 0), spec); + if (!when.isValid()) + when = toEarliest(*this, when); + + return when.isValid() ? when : QDateTime(); +} + +#if QT_CONFIG(timezone) +/*! + \overload + \since 5.14 +*/ +QDateTime QDate::startOfDay(const QTimeZone &zone) const +{ + if (!inDateTimeRange(jd, true) || !zone.isValid()) + return QDateTime(); + + QDateTime when(*this, QTime(0, 0), zone); + if (when.isValid()) + return when; + + // The start of the day must have fallen in a spring-forward's gap; find the spring-forward: + if (zone.hasTransitions()) { + QTimeZone::OffsetData tran = zone.previousTransition(QDateTime(*this, QTime(23, 59, 59, 999), zone)); + const QDateTime &at = tran.atUtc.toTimeZone(zone); + if (at.isValid() && at.date() == *this) + return at; + } + + when = toEarliest(*this, when); + return when.isValid() ? when : QDateTime(); +} +#endif // timezone + +static QDateTime toLatest(const QDate &day, const QDateTime &form) +{ + const Qt::TimeSpec spec = form.timeSpec(); + const int offset = (spec == Qt::OffsetFromUTC) ? form.offsetFromUtc() : 0; +#if QT_CONFIG(timezone) + QTimeZone zone; + if (spec == Qt::TimeZone) + zone = form.timeZone(); +#endif + auto moment = [=](QTime time) { + switch (spec) { + case Qt::OffsetFromUTC: return QDateTime(day, time, spec, offset); +#if QT_CONFIG(timezone) + case Qt::TimeZone: return QDateTime(day, time, zone); +#endif + default: return QDateTime(day, time, spec); + } + }; + // Longest routine time-zone transition is 2 hours: + QDateTime when = moment(QTime(21, 59, 59, 999)); + if (!when.isValid()) { + // Noon should be safe ... + when = moment(QTime(12, 0)); + if (!when.isValid()) { + // ... unless it's a 24-hour jump (moving the date-line) + when = moment(QTime(0, 0)); + if (!when.isValid()) + return QDateTime(); + } + } + int high = 24 * 60; + int low = when.time().msecsSinceStartOfDay() / 60000; + // Binary chop to the right minute + while (high > low + 1) { + int mid = (high + low) / 2; + QDateTime probe = moment(QTime(mid / 60, mid % 60, 59, 999)); + if (probe.isValid() && probe.date() == day) { + low = mid; + when = probe; + } else { + high = mid; + } + } + return when; +} + +/*! + \since 5.14 + \fn QDateTime QDate::endOfDay(Qt::TimeSpec spec, int offsetSeconds) const + \fn QDateTime QDate::endOfDay(const QTimeZone &zone) const + + Returns the end-moment of the day. Usually, this is one millisecond before + the midnight at the end of the day: however, if a time-zone transition + causes the given date to skip over that midnight (e.g. a DST spring-forward + skipping from just before 23:00 to the start of the next day), the actual + latest time in the day is returned. This can only arise when the + start-moment is specified in terms of a time-zone (by passing its QTimeZone + as \a zone) or in terms of local time (by passing Qt::LocalTime as \a spec; + this is its default). + + The \a offsetSeconds is ignored unless \a spec is Qt::OffsetFromUTC, when it + gives the implied zone's offset from UTC. As UTC and such zones have no + transitions, the end of the day is QTime(23, 59, 59, 999) in these cases. + + In the rare case of a date that was entirely skipped (this happens when a + zone east of the international date-line switches to being west of it), the + return shall be invalid. Passing Qt::TimeZone as \a spec (instead of + passing a QTimeZone) will also produce an invalid result, as shall dates + that end outside the range representable by QDateTime. + + \sa startOfDay() +*/ +QDateTime QDate::endOfDay(Qt::TimeSpec spec, int offsetSeconds) const +{ + if (!inDateTimeRange(jd, false)) + return QDateTime(); + + switch (spec) { + case Qt::TimeZone: // should pass a QTimeZone instead of Qt::TimeZone + qWarning() << "Called QDate::endOfDay(Qt::TimeZone) on" << *this; + return QDateTime(); + case Qt::UTC: + case Qt::OffsetFromUTC: + return QDateTime(*this, QTime(23, 59, 59, 999), spec, offsetSeconds); + + case Qt::LocalTime: + if (offsetSeconds) + qWarning("Ignoring offset (%d seconds) passed with Qt::LocalTime", offsetSeconds); + break; + } + QDateTime when(*this, QTime(23, 59, 59, 999), spec); + if (!when.isValid()) + when = toLatest(*this, when); + return when.isValid() ? when : QDateTime(); +} + +#if QT_CONFIG(timezone) +/*! + \overload + \since 5.14 +*/ +QDateTime QDate::endOfDay(const QTimeZone &zone) const +{ + if (!inDateTimeRange(jd, false) || !zone.isValid()) + return QDateTime(); + + QDateTime when(*this, QTime(23, 59, 59, 999), zone); + if (when.isValid()) + return when; + + // The end of the day must have fallen in a spring-forward's gap; find the spring-forward: + if (zone.hasTransitions()) { + QTimeZone::OffsetData tran = zone.nextTransition(QDateTime(*this, QTime(0, 0), zone)); + const QDateTime &at = tran.atUtc.toTimeZone(zone); + if (at.isValid() && at.date() == *this) + return at; + } + + when = toLatest(*this, when); + return when.isValid() ? when : QDateTime(); +} +#endif // timezone + #if QT_DEPRECATED_SINCE(5, 11) && QT_CONFIG(textdate) + /*! \since 4.5 \deprecated @@ -1211,8 +1477,6 @@ qint64 QDate::daysTo(const QDate &d) const #if QT_CONFIG(datestring) /*! - \fn QDate QDate::fromString(const QString &string, Qt::DateFormat format) - Returns the QDate represented by the \a string, using the \a format given, or an invalid date if the string cannot be parsed. @@ -1223,7 +1487,8 @@ qint64 QDate::daysTo(const QDate &d) const \sa toString(), QLocale::toDate() */ -QDate QDate::fromString(const QString& string, Qt::DateFormat format) + +QDate QDate::fromString(const QString &string, Qt::DateFormat format) { if (string.isEmpty()) return QDate(); @@ -1249,19 +1514,17 @@ QDate QDate::fromString(const QString& string, Qt::DateFormat format) if (parts.count() != 4) return QDate(); - QStringRef monthName = parts.at(1); - const int month = fromShortMonthName(monthName); - if (month == -1) { - // Month name matches neither English nor other localised name. - return QDate(); - } - bool ok = false; int year = parts.at(3).toInt(&ok); - if (!ok) + int day = ok ? parts.at(2).toInt(&ok) : 0; + if (!ok || !day) return QDate(); - return QDate(year, month, parts.at(2).toInt()); + const int month = fromShortMonthName(parts.at(1)); + if (month == -1) // Month name matches no English or localised name. + return QDate(); + + return QDate(year, month, day); } #endif // textdate case Qt::ISODate: { @@ -1280,8 +1543,6 @@ QDate QDate::fromString(const QString& string, Qt::DateFormat format) } /*! - \fn QDate QDate::fromString(const QString &string, const QString &format) - Returns the QDate represented by the \a string, using the \a format given, or an invalid date if the string cannot be parsed. @@ -1374,12 +1635,9 @@ QDate QDate::fromString(const QString &string, const QString &format) bool QDate::isValid(int year, int month, int day) { - // there is no year 0 in the Gregorian calendar - if (year == 0) - return false; - - return (day > 0 && month > 0 && month <= 12) && - (day <= monthDays[month] || (day == 29 && month == 2 && isLeapYear(year))); + // There is no year 0 in the Gregorian calendar. + return year && day > 0 && month > 0 && month <= 12 && + day <= (month == 2 ? isLeapYear(year) ? 29 : 28 : daysInUsualMonth(month)); } /*! @@ -1424,12 +1682,10 @@ bool QDate::isLeapYear(int y) \brief The QTime class provides clock time functions. - A QTime object contains a clock time, which it can express as the - numbers of hours, minutes, seconds, and milliseconds since - midnight. It can read the current time from the system clock and - measure a span of elapsed time. It provides functions for - comparing times and for manipulating a time by adding a number of - milliseconds. + A QTime object contains a clock time, which it can express as the numbers of + hours, minutes, seconds, and milliseconds since midnight. It provides + functions for comparing times and for manipulating a time by adding a number + of milliseconds. QTime uses the 24-hour clock format; it has no concept of AM/PM. Unlike QDateTime, QTime knows nothing about time zones or @@ -1454,18 +1710,15 @@ bool QDate::isLeapYear(int y) objects; an earlier time is considered smaller than a later one; if A.msecsTo(B) is positive, then A < B. - QTime can be used to measure a span of elapsed time using the - start(), restart(), and elapsed() functions. - \sa QDate, QDateTime */ /*! \fn QTime::QTime() - Constructs a null time object. A null time can be a QTime(0, 0, 0, 0) - (i.e., midnight) object, except that isNull() returns \c true and isValid() - returns \c false. + Constructs a null time object. For a null time, isNull() returns \c true and + isValid() returns \c false. If you need a zero time, use QTime(0, 0). For + the start of a day, see QDate::startOfDay(). \sa isNull(), isValid() */ @@ -1979,8 +2232,6 @@ static QTime fromIsoTimeString(const QStringRef &string, Qt::DateFormat format, } /*! - \fn QTime QTime::fromString(const QString &string, Qt::DateFormat format) - Returns the time represented in the \a string as a QTime using the \a format given, or an invalid time if this is not possible. @@ -1992,7 +2243,7 @@ static QTime fromIsoTimeString(const QStringRef &string, Qt::DateFormat format, \sa toString(), QLocale::toTime() */ -QTime QTime::fromString(const QString& string, Qt::DateFormat format) +QTime QTime::fromString(const QString &string, Qt::DateFormat format) { if (string.isEmpty()) return QTime(); @@ -2014,13 +2265,11 @@ QTime QTime::fromString(const QString& string, Qt::DateFormat format) case Qt::ISODateWithMs: case Qt::TextDate: default: - return fromIsoTimeString(QStringRef(&string), format, 0); + return fromIsoTimeString(QStringRef(&string), format, nullptr); } } /*! - \fn QTime QTime::fromString(const QString &string, const QString &format) - Returns the QTime represented by the \a string, using the \a format given, or an invalid time if the string cannot be parsed. @@ -2110,7 +2359,7 @@ bool QTime::isValid(int h, int m, int s, int ms) return (uint)h < 24 && (uint)m < 60 && (uint)s < 60 && (uint)ms < 1000; } - +#if QT_DEPRECATED_SINCE(5, 14) // ### Qt 6: remove /*! Sets this time to the current time. This is practical for timing: @@ -2179,6 +2428,7 @@ int QTime::elapsed() const n += 86400 * 1000; return n; } +#endif // Use QElapsedTimer instead ! /***************************************************************************** QDateTime static helper functions @@ -2262,7 +2512,7 @@ int QDateTimeParser::startsWithLocalTimeZone(const QStringRef name) // then null date/time will be returned, you should adjust the date first if // you need a guaranteed result. static qint64 qt_mktime(QDate *date, QTime *time, QDateTimePrivate::DaylightStatus *daylightStatus, - QString *abbreviation, bool *ok = 0) + QString *abbreviation, bool *ok = nullptr) { const qint64 msec = time->msec(); int yy, mm, dd; @@ -2351,7 +2601,7 @@ static bool qt_localtime(qint64 msecsSinceEpoch, QDate *localDate, QTime *localT #if QT_CONFIG(thread) && defined(_POSIX_THREAD_SAFE_FUNCTIONS) // Use the reentrant version of localtime() where available // as is thread-safe and doesn't use a shared static data area - tm *res = 0; + tm *res = nullptr; res = localtime_r(&secsSinceEpoch, &local); if (res) valid = true; @@ -2361,7 +2611,7 @@ static bool qt_localtime(qint64 msecsSinceEpoch, QDate *localDate, QTime *localT #else // Returns shared static data which may be overwritten at any time // So copy the result asap - tm *res = 0; + tm *res = nullptr; res = localtime(&secsSinceEpoch); if (res) { local = *res; @@ -2395,8 +2645,8 @@ static void msecsToTime(qint64 msecs, QDate *date, QTime *time) qint64 jd = JULIAN_DAY_FOR_EPOCH; qint64 ds = 0; - if (qAbs(msecs) >= MSECS_PER_DAY) { - jd += (msecs / MSECS_PER_DAY); + if (msecs >= MSECS_PER_DAY || msecs <= -MSECS_PER_DAY) { + jd += msecs / MSECS_PER_DAY; msecs %= MSECS_PER_DAY; } @@ -2424,7 +2674,7 @@ static qint64 timeToMSecs(const QDate &date, const QTime &time) // Convert an MSecs Since Epoch into Local Time static bool epochMSecsToLocalTime(qint64 msecs, QDate *localDate, QTime *localTime, - QDateTimePrivate::DaylightStatus *daylightStatus = 0) + QDateTimePrivate::DaylightStatus *daylightStatus = nullptr) { if (msecs < 0) { // Docs state any LocalTime before 1970-01-01 will *not* have any Daylight Time applied @@ -2464,8 +2714,8 @@ static bool epochMSecsToLocalTime(qint64 msecs, QDate *localDate, QTime *localTi // values from mktime for the adjusted local date and time. static qint64 localMSecsToEpochMSecs(qint64 localMsecs, QDateTimePrivate::DaylightStatus *daylightStatus, - QDate *localDate = 0, QTime *localTime = 0, - QString *abbreviation = 0) + QDate *localDate = nullptr, QTime *localTime = nullptr, + QString *abbreviation = nullptr) { QDate dt; QTime tm; @@ -2768,7 +3018,7 @@ static void setDateTime(QDateTimeData &d, const QDate &date, const QTime &time) if (!useTime.isValid() && date.isValid()) useTime = QTime::fromMSecsSinceStartOfDay(0); - QDateTimePrivate::StatusFlags newStatus = 0; + QDateTimePrivate::StatusFlags newStatus = { }; // Set date value and status qint64 days = 0; @@ -2846,7 +3096,7 @@ inline QDateTime::Data::Data(Qt::TimeSpec spec) // the structure is too small, we need to detach d = new QDateTimePrivate; d->ref.ref(); - d->m_status = mergeSpec(0, spec); + d->m_status = mergeSpec(nullptr, spec); } } @@ -3142,7 +3392,7 @@ inline qint64 QDateTimePrivate::zoneMSecsToEpochMSecs(qint64 zoneMSecs, const QT \sa isValid() */ -QDateTime::QDateTime() Q_DECL_NOEXCEPT_EXPR(Data::CanBeSmall) +QDateTime::QDateTime() noexcept(Data::CanBeSmall) { } @@ -3153,7 +3403,7 @@ QDateTime::QDateTime() Q_DECL_NOEXCEPT_EXPR(Data::CanBeSmall) */ QDateTime::QDateTime(const QDate &date) - : d(QDateTimePrivate::create(date, QTime(0, 0, 0), Qt::LocalTime, 0)) + : d(QDateTimePrivate::create(date, QTime(0, 0), Qt::LocalTime, 0)) { } @@ -3221,7 +3471,7 @@ QDateTime::QDateTime(const QDate &date, const QTime &time, const QTimeZone &time /*! Constructs a copy of the \a other datetime. */ -QDateTime::QDateTime(const QDateTime &other) Q_DECL_NOTHROW +QDateTime::QDateTime(const QDateTime &other) noexcept : d(other.d) { } @@ -3231,7 +3481,7 @@ QDateTime::QDateTime(const QDateTime &other) Q_DECL_NOTHROW Moves the content of the temporary \a other datetime to this object and leaves \a other in an unspecified (but proper) state. */ -QDateTime::QDateTime(QDateTime &&other) Q_DECL_NOTHROW +QDateTime::QDateTime(QDateTime &&other) noexcept : d(std::move(other.d)) { } @@ -3248,7 +3498,7 @@ QDateTime::~QDateTime() copy. */ -QDateTime &QDateTime::operator=(const QDateTime &other) Q_DECL_NOTHROW +QDateTime &QDateTime::operator=(const QDateTime &other) noexcept { d = other.d; return *this; @@ -3305,7 +3555,7 @@ QDate QDateTime::date() const if (!status.testFlag(QDateTimePrivate::ValidDate)) return QDate(); QDate dt; - msecsToTime(getMSecs(d), &dt, 0); + msecsToTime(getMSecs(d), &dt, nullptr); return dt; } @@ -3321,7 +3571,7 @@ QTime QDateTime::time() const if (!status.testFlag(QDateTimePrivate::ValidTime)) return QTime(); QTime tm; - msecsToTime(getMSecs(d), 0, &tm); + msecsToTime(getMSecs(d), nullptr, &tm); return tm; } @@ -3439,7 +3689,7 @@ QString QDateTime::timeZoneAbbreviation() const case Qt::LocalTime: { QString abbrev; auto status = extractDaylightStatus(getStatus(d)); - localMSecsToEpochMSecs(getMSecs(d), &status, 0, 0, &abbrev); + localMSecsToEpochMSecs(getMSecs(d), &status, nullptr, nullptr, &abbrev); return abbrev; } } @@ -4476,7 +4726,7 @@ QDateTime QDateTime::currentDateTimeUtc() return QDateTime(d, t, Qt::UTC); } -qint64 QDateTime::currentMSecsSinceEpoch() Q_DECL_NOTHROW +qint64 QDateTime::currentMSecsSinceEpoch() noexcept { SYSTEMTIME st; memset(&st, 0, sizeof(SYSTEMTIME)); @@ -4487,7 +4737,7 @@ qint64 QDateTime::currentMSecsSinceEpoch() Q_DECL_NOTHROW - julianDayFromDate(1970, 1, 1)) * Q_INT64_C(86400000); } -qint64 QDateTime::currentSecsSinceEpoch() Q_DECL_NOTHROW +qint64 QDateTime::currentSecsSinceEpoch() noexcept { SYSTEMTIME st; memset(&st, 0, sizeof(SYSTEMTIME)); @@ -4519,19 +4769,19 @@ QDateTime QDateTime::currentDateTimeUtc() return fromMSecsSinceEpoch(currentMSecsSinceEpoch(), Qt::UTC); } -qint64 QDateTime::currentMSecsSinceEpoch() Q_DECL_NOTHROW +qint64 QDateTime::currentMSecsSinceEpoch() noexcept { // posix compliant system // we have milliseconds struct timeval tv; - gettimeofday(&tv, 0); + gettimeofday(&tv, nullptr); return qint64(tv.tv_sec) * Q_INT64_C(1000) + tv.tv_usec / 1000; } -qint64 QDateTime::currentSecsSinceEpoch() Q_DECL_NOTHROW +qint64 QDateTime::currentSecsSinceEpoch() noexcept { struct timeval tv; - gettimeofday(&tv, 0); + gettimeofday(&tv, nullptr); return qint64(tv.tv_sec); } #else @@ -4745,8 +4995,6 @@ int QDateTime::utcOffset() const #if QT_CONFIG(datestring) /*! - \fn QDateTime QDateTime::fromString(const QString &string, Qt::DateFormat format) - Returns the QDateTime represented by the \a string, using the \a format given, or an invalid datetime if this is not possible. @@ -4756,7 +5004,7 @@ int QDateTime::utcOffset() const \sa toString(), QLocale::toDateTime() */ -QDateTime QDateTime::fromString(const QString& string, Qt::DateFormat format) +QDateTime QDateTime::fromString(const QString &string, Qt::DateFormat format) { if (string.isEmpty()) return QDateTime(); @@ -4855,48 +5103,45 @@ QDateTime QDateTime::fromString(const QString& string, Qt::DateFormat format) return QDateTime(); // Accept "Sun Dec 1 13:02:00 1974" and "Sun 1. Dec 13:02:00 1974" + + // Year and time can be in either order. + // Guess which by looking for ':' in the time + int yearPart = 3; + int timePart = 3; + if (parts.at(3).contains(QLatin1Char(':'))) + yearPart = 4; + else if (parts.at(4).contains(QLatin1Char(':'))) + timePart = 4; + else + return QDateTime(); + int month = 0; int day = 0; bool ok = false; - // First try month then day + int year = parts.at(yearPart).toInt(&ok); + if (!ok || year == 0) + return QDateTime(); + + // Next try month then day month = fromShortMonthName(parts.at(1)); if (month) - day = parts.at(2).toInt(); + day = parts.at(2).toInt(&ok); - // If failed try day then month - if (!month || !day) { + // If failed, try day then month + if (!ok || !month || !day) { month = fromShortMonthName(parts.at(2)); if (month) { QStringRef dayStr = parts.at(1); if (dayStr.endsWith(QLatin1Char('.'))) { dayStr = dayStr.left(dayStr.size() - 1); - day = dayStr.toInt(); + day = dayStr.toInt(&ok); } } } // If both failed, give up - if (!month || !day) - return QDateTime(); - - // Year can be before or after time, "Sun Dec 1 1974 13:02:00" or "Sun Dec 1 13:02:00 1974" - // Guess which by looking for ':' in the time - int year = 0; - int yearPart = 0; - int timePart = 0; - if (parts.at(3).contains(QLatin1Char(':'))) { - yearPart = 4; - timePart = 3; - } else if (parts.at(4).contains(QLatin1Char(':'))) { - yearPart = 3; - timePart = 4; - } else { - return QDateTime(); - } - - year = parts.at(yearPart).toInt(&ok); - if (!ok) + if (!ok || !month || !day) return QDateTime(); QDate date(year, month, day); @@ -4963,8 +5208,6 @@ QDateTime QDateTime::fromString(const QString& string, Qt::DateFormat format) } /*! - \fn QDateTime QDateTime::fromString(const QString &string, const QString &format) - Returns the QDateTime represented by the \a string, using the \a format given, or an invalid datetime if the string cannot be parsed. @@ -5425,7 +5668,7 @@ uint qHash(const QDateTime &key, uint seed) Returns the hash value for the \a key, using \a seed to seed the calculation. */ -uint qHash(const QDate &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QDate &key, uint seed) noexcept { return qHash(key.toJulianDay(), seed); } @@ -5436,7 +5679,7 @@ uint qHash(const QDate &key, uint seed) Q_DECL_NOTHROW Returns the hash value for the \a key, using \a seed to seed the calculation. */ -uint qHash(const QTime &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QTime &key, uint seed) noexcept { return qHash(key.msecsSinceStartOfDay(), seed); } diff --git a/src/corelib/tools/qdatetime.h b/src/corelib/time/qdatetime.h index 8b2a60acaa..3e3b953b52 100644 --- a/src/corelib/tools/qdatetime.h +++ b/src/corelib/time/qdatetime.h @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2017 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2016 Intel Corporation. ** Contact: https://www.qt.io/licensing/ ** @@ -55,6 +55,7 @@ Q_FORWARD_DECLARE_OBJC_CLASS(NSDate); QT_BEGIN_NAMESPACE class QTimeZone; +class QDateTime; class Q_CORE_EXPORT QDate { @@ -81,6 +82,13 @@ public: int daysInYear() const; int weekNumber(int *yearNum = nullptr) const; + QDateTime startOfDay(Qt::TimeSpec spec = Qt::LocalTime, int offsetSeconds = 0) const; + QDateTime endOfDay(Qt::TimeSpec spec = Qt::LocalTime, int offsetSeconds = 0) const; +#if QT_CONFIG(timezone) + QDateTime startOfDay(const QTimeZone &zone) const; + QDateTime endOfDay(const QTimeZone &zone) const; +#endif + #if QT_DEPRECATED_SINCE(5, 10) && QT_CONFIG(textdate) QT_DEPRECATED_X("Use QLocale::monthName or QLocale::standaloneMonthName") static QString shortMonthName(int month, MonthNameType type = DateFormat); @@ -99,8 +107,8 @@ public: QString toString(QStringView format) const; #endif #if QT_DEPRECATED_SINCE(5,0) -QT_DEPRECATED inline bool setYMD(int y, int m, int d) -{ if (uint(y) <= 99) y += 1900; return setDate(y, m, d); } + QT_DEPRECATED_X("Use setDate() instead") inline bool setYMD(int y, int m, int d) + { if (uint(y) <= 99) y += 1900; return setDate(y, m, d); } #endif bool setDate(int year, int month, int day); @@ -198,9 +206,11 @@ public: #endif static bool isValid(int h, int m, int s, int ms = 0); - void start(); - int restart(); - int elapsed() const; +#if QT_DEPRECATED_SINCE(5, 14) // ### Qt 6: remove + QT_DEPRECATED_X("Use QElapsedTimer instead") void start(); + QT_DEPRECATED_X("Use QElapsedTimer instead") int restart(); + QT_DEPRECATED_X("Use QElapsedTimer instead") int elapsed() const; +#endif private: enum TimeFlag { NullTime = -1 }; Q_DECL_CONSTEXPR inline int ds() const { return mds == -1 ? 0 : mds; } @@ -258,7 +268,7 @@ class Q_CORE_EXPORT QDateTime }; public: - QDateTime() Q_DECL_NOEXCEPT_EXPR(Data::CanBeSmall); + QDateTime() noexcept(Data::CanBeSmall); explicit QDateTime(const QDate &); QDateTime(const QDate &, const QTime &, Qt::TimeSpec spec = Qt::LocalTime); // ### Qt 6: Merge with above with default offsetSeconds = 0 @@ -266,16 +276,14 @@ public: #if QT_CONFIG(timezone) QDateTime(const QDate &date, const QTime &time, const QTimeZone &timeZone); #endif // timezone - QDateTime(const QDateTime &other) Q_DECL_NOTHROW; - QDateTime(QDateTime &&other) Q_DECL_NOTHROW; + QDateTime(const QDateTime &other) noexcept; + QDateTime(QDateTime &&other) noexcept; ~QDateTime(); -#ifdef Q_COMPILER_RVALUE_REFS - QDateTime &operator=(QDateTime &&other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif - QDateTime &operator=(const QDateTime &other) Q_DECL_NOTHROW; + QDateTime &operator=(QDateTime &&other) noexcept { swap(other); return *this; } + QDateTime &operator=(const QDateTime &other) noexcept; - void swap(QDateTime &other) Q_DECL_NOTHROW { qSwap(d.d, other.d.d); } + void swap(QDateTime &other) noexcept { qSwap(d.d, other.d.d); } bool isNull() const; bool isValid() const; @@ -336,8 +344,8 @@ public: inline bool operator>=(const QDateTime &other) const { return !(*this < other); } #if QT_DEPRECATED_SINCE(5, 2) // ### Qt 6: remove - QT_DEPRECATED void setUtcOffset(int seconds); - QT_DEPRECATED int utcOffset() const; + QT_DEPRECATED_X("Use setOffsetFromUtc() instead") void setUtcOffset(int seconds); + QT_DEPRECATED_X("Use offsetFromUtc() instead") int utcOffset() const; #endif // QT_DEPRECATED_SINCE static QDateTime currentDateTime(); @@ -366,8 +374,8 @@ public: static QDateTime fromSecsSinceEpoch(qint64 secs, const QTimeZone &timeZone); #endif - static qint64 currentMSecsSinceEpoch() Q_DECL_NOTHROW; - static qint64 currentSecsSinceEpoch() Q_DECL_NOTHROW; + static qint64 currentMSecsSinceEpoch() noexcept; + static qint64 currentSecsSinceEpoch() noexcept; #if defined(Q_OS_DARWIN) || defined(Q_QDOC) static QDateTime fromCFDate(CFDateRef date); @@ -410,8 +418,8 @@ Q_CORE_EXPORT QDebug operator<<(QDebug, const QDateTime &); // QDateTime is not noexcept for now -- to be revised once // timezone and calendaring support is added Q_CORE_EXPORT uint qHash(const QDateTime &key, uint seed = 0); -Q_CORE_EXPORT uint qHash(const QDate &key, uint seed = 0) Q_DECL_NOTHROW; -Q_CORE_EXPORT uint qHash(const QTime &key, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT uint qHash(const QDate &key, uint seed = 0) noexcept; +Q_CORE_EXPORT uint qHash(const QTime &key, uint seed = 0) noexcept; QT_END_NAMESPACE diff --git a/src/corelib/tools/qdatetime_p.h b/src/corelib/time/qdatetime_p.h index b3d00745d0..6018f8f7b0 100644 --- a/src/corelib/tools/qdatetime_p.h +++ b/src/corelib/time/qdatetime_p.h @@ -135,7 +135,7 @@ public: #if QT_CONFIG(timezone) static qint64 zoneMSecsToEpochMSecs(qint64 msecs, const QTimeZone &zone, DaylightStatus hint = UnknownDaylightTime, - QDate *localDate = 0, QTime *localTime = 0); + QDate *localDate = nullptr, QTime *localTime = nullptr); // Inlined for its one caller in qdatetime.cpp inline void setUtcOffsetByTZ(qint64 atMSecsSinceEpoch); diff --git a/src/corelib/tools/qdatetimeparser.cpp b/src/corelib/time/qdatetimeparser.cpp index e8470f6cde..728b066db1 100644 --- a/src/corelib/tools/qdatetimeparser.cpp +++ b/src/corelib/time/qdatetimeparser.cpp @@ -47,7 +47,6 @@ #if QT_CONFIG(timezone) #include "qtimezone.h" #endif -#include "qregexp.h" #include "qdebug.h" //#define QDATETIMEPARSER_DEBUG @@ -78,8 +77,8 @@ int QDateTimeParser::getDigit(const QDateTime &t, int index) const { if (index < 0 || index >= sectionNodes.size()) { #if QT_CONFIG(datestring) - qWarning("QDateTimeParser::getDigit() Internal error (%s %d)", - qPrintable(t.toString()), index); + qWarning("QDateTimeParser::getDigit() Internal error (%ls %d)", + qUtf16Printable(t.toString()), index); #else qWarning("QDateTimeParser::getDigit() Internal error (%d)", index); #endif @@ -104,8 +103,8 @@ int QDateTimeParser::getDigit(const QDateTime &t, int index) const } #if QT_CONFIG(datestring) - qWarning("QDateTimeParser::getDigit() Internal error 2 (%s %d)", - qPrintable(t.toString()), index); + qWarning("QDateTimeParser::getDigit() Internal error 2 (%ls %d)", + qUtf16Printable(t.toString()), index); #else qWarning("QDateTimeParser::getDigit() Internal error 2 (%d)", index); #endif @@ -128,8 +127,8 @@ bool QDateTimeParser::setDigit(QDateTime &v, int index, int newVal) const { if (index < 0 || index >= sectionNodes.size()) { #if QT_CONFIG(datestring) - qWarning("QDateTimeParser::setDigit() Internal error (%s %d %d)", - qPrintable(v.toString()), index, newVal); + qWarning("QDateTimeParser::setDigit() Internal error (%ls %d %d)", + qUtf16Printable(v.toString()), index, newVal); #else qWarning("QDateTimeParser::setDigit() Internal error (%d %d)", index, newVal); #endif @@ -177,8 +176,8 @@ bool QDateTimeParser::setDigit(QDateTime &v, int index, int newVal) const break; case AmPmSection: hour = (newVal == 0 ? hour % 12 : (hour % 12) + 12); break; default: - qWarning("QDateTimeParser::setDigit() Internal error (%s)", - qPrintable(node.name())); + qWarning("QDateTimeParser::setDigit() Internal error (%ls)", + qUtf16Printable(node.name())); break; } @@ -239,8 +238,8 @@ int QDateTimeParser::absoluteMax(int s, const QDateTime &cur) const case AmPmSection: return 1; default: break; } - qWarning("QDateTimeParser::absoluteMax() Internal error (%s)", - qPrintable(sn.name())); + qWarning("QDateTimeParser::absoluteMax() Internal error (%ls)", + qUtf16Printable(sn.name())); return -1; } @@ -271,8 +270,8 @@ int QDateTimeParser::absoluteMin(int s) const case AmPmSection: return 0; default: break; } - qWarning("QDateTimeParser::absoluteMin() Internal error (%s, %0x)", - qPrintable(sn.name()), sn.type); + qWarning("QDateTimeParser::absoluteMin() Internal error (%ls, %0x)", + qUtf16Printable(sn.name()), sn.type); return -1; } @@ -327,7 +326,7 @@ int QDateTimeParser::sectionPos(const SectionNode &sn) const default: break; } if (sn.pos == -1) { - qWarning("QDateTimeParser::sectionPos Internal error (%s)", qPrintable(sn.name())); + qWarning("QDateTimeParser::sectionPos Internal error (%ls)", qUtf16Printable(sn.name())); return -1; } return sn.pos; @@ -734,8 +733,8 @@ QDateTimeParser::parseSection(const QDateTime ¤tValue, int sectionIndex, ParsedSection result; // initially Invalid const SectionNode &sn = sectionNode(sectionIndex); if (sn.type & Internal) { - qWarning("QDateTimeParser::parseSection Internal error (%s %d)", - qPrintable(sn.name()), sectionIndex); + qWarning("QDateTimeParser::parseSection Internal error (%ls %d)", + qUtf16Printable(sn.name()), sectionIndex); return result; } @@ -885,8 +884,8 @@ QDateTimeParser::parseSection(const QDateTime ¤tValue, int sectionIndex, } break; } default: - qWarning("QDateTimeParser::parseSection Internal error (%s %d)", - qPrintable(sn.name()), sectionIndex); + qWarning("QDateTimeParser::parseSection Internal error (%ls %d)", + qUtf16Printable(sn.name()), sectionIndex); return result; } Q_ASSERT(result.state != Invalid || result.value == -1); @@ -1200,8 +1199,8 @@ QDateTimeParser::scanString(const QDateTime &defaultValue, case DaySection: current = &day; sect.value = qMax<int>(1, sect.value); break; case AmPmSection: current = &m; break; default: - qWarning("QDateTimeParser::parse Internal error (%s)", - qPrintable(sn.name())); + qWarning("QDateTimeParser::parse Internal error (%ls)", + qUtf16Printable(sn.name())); break; } @@ -1391,8 +1390,8 @@ QDateTimeParser::parse(QString input, int position, const QDateTime &defaultValu if (context != FromString && scan.value < minimum) { const QLatin1Char space(' '); if (scan.value >= minimum) - qWarning("QDateTimeParser::parse Internal error 3 (%s %s)", - qPrintable(scan.value.toString()), qPrintable(minimum.toString())); + qWarning("QDateTimeParser::parse Internal error 3 (%ls %ls)", + qUtf16Printable(scan.value.toString()), qUtf16Printable(minimum.toString())); bool done = false; scan.state = Invalid; @@ -1474,8 +1473,8 @@ QDateTimeParser::parse(QString input, int position, const QDateTime &defaultValu const int min = getDigit(minimum, i); if (min == -1) { - qWarning("QDateTimeParser::parse Internal error 4 (%s)", - qPrintable(sn.name())); + qWarning("QDateTimeParser::parse Internal error 4 (%ls)", + qUtf16Printable(sn.name())); scan.state = Invalid; done = true; break; @@ -1773,8 +1772,8 @@ int QDateTimeParser::SectionNode::maxChange() const case YearSection: return 9999 * 365; case YearSection2Digits: return 100 * 365; default: - qWarning("QDateTimeParser::maxChange() Internal error (%s)", - qPrintable(name())); + qWarning("QDateTimeParser::maxChange() Internal error (%ls)", + qUtf16Printable(name())); } return -1; @@ -1822,8 +1821,8 @@ QDateTimeParser::FieldInfo QDateTimeParser::fieldInfo(int index) const case TimeZoneSection: break; default: - qWarning("QDateTimeParser::fieldInfo Internal error 2 (%d %s %d)", - index, qPrintable(sn.name()), sn.count); + qWarning("QDateTimeParser::fieldInfo Internal error 2 (%d %ls %d)", + index, qUtf16Printable(sn.name()), sn.count); break; } return ret; @@ -1846,8 +1845,8 @@ QString QDateTimeParser::SectionNode::format() const case YearSection2Digits: case YearSection: fillChar = QLatin1Char('y'); break; default: - qWarning("QDateTimeParser::sectionFormat Internal error (%s)", - qPrintable(name(type))); + qWarning("QDateTimeParser::sectionFormat Internal error (%ls)", + qUtf16Printable(name(type))); return QString(); } if (fillChar.isNull()) { @@ -1983,7 +1982,7 @@ QString QDateTimeParser::stateName(State s) const #if QT_CONFIG(datestring) bool QDateTimeParser::fromString(const QString &t, QDate *date, QTime *time) const { - QDateTime val(QDate(1900, 1, 1), QDATETIMEEDIT_TIME_MIN); + QDateTime val(QDate(1900, 1, 1).startOfDay()); const StateNode tmp = parse(t, -1, val, false); if (tmp.state != Acceptable || tmp.conflicts) { return false; @@ -2011,20 +2010,20 @@ QDateTime QDateTimeParser::getMinimum() const { // Cache the most common case if (spec == Qt::LocalTime) { - static const QDateTime localTimeMin(QDATETIMEEDIT_DATE_MIN, QDATETIMEEDIT_TIME_MIN, Qt::LocalTime); + static const QDateTime localTimeMin(QDATETIMEEDIT_DATE_MIN.startOfDay(Qt::LocalTime)); return localTimeMin; } - return QDateTime(QDATETIMEEDIT_DATE_MIN, QDATETIMEEDIT_TIME_MIN, spec); + return QDateTime(QDATETIMEEDIT_DATE_MIN.startOfDay(spec)); } QDateTime QDateTimeParser::getMaximum() const { // Cache the most common case if (spec == Qt::LocalTime) { - static const QDateTime localTimeMax(QDATETIMEEDIT_DATE_MAX, QDATETIMEEDIT_TIME_MAX, Qt::LocalTime); + static const QDateTime localTimeMax(QDATETIMEEDIT_DATE_MAX.endOfDay(Qt::LocalTime)); return localTimeMax; } - return QDateTime(QDATETIMEEDIT_DATE_MAX, QDATETIMEEDIT_TIME_MAX, spec); + return QDateTime(QDATETIMEEDIT_DATE_MAX.endOfDay(spec)); } QString QDateTimeParser::getAmPmText(AmPm ap, Case cs) const diff --git a/src/corelib/tools/qdatetimeparser_p.h b/src/corelib/time/qdatetimeparser_p.h index f7e6e351fe..d9e39f0795 100644 --- a/src/corelib/tools/qdatetimeparser_p.h +++ b/src/corelib/time/qdatetimeparser_p.h @@ -65,14 +65,11 @@ QT_REQUIRE_CONFIG(datetimeparser); -#define QDATETIMEEDIT_TIME_MIN QTime(0, 0, 0, 0) -#define QDATETIMEEDIT_TIME_MAX QTime(23, 59, 59, 999) +#define QDATETIMEEDIT_TIME_MIN QTime(0, 0) // Prefer QDate::startOfDay() +#define QDATETIMEEDIT_TIME_MAX QTime(23, 59, 59, 999) // Prefer QDate::endOfDay() #define QDATETIMEEDIT_DATE_MIN QDate(100, 1, 1) #define QDATETIMEEDIT_COMPAT_DATE_MIN QDate(1752, 9, 14) #define QDATETIMEEDIT_DATE_MAX QDate(9999, 12, 31) -#define QDATETIMEEDIT_DATETIME_MIN QDateTime(QDATETIMEEDIT_DATE_MIN, QDATETIMEEDIT_TIME_MIN) -#define QDATETIMEEDIT_COMPAT_DATETIME_MIN QDateTime(QDATETIMEEDIT_COMPAT_DATE_MIN, QDATETIMEEDIT_TIME_MIN) -#define QDATETIMEEDIT_DATETIME_MAX QDateTime(QDATETIMEEDIT_DATE_MAX, QDATETIMEEDIT_TIME_MAX) #define QDATETIMEEDIT_DATE_INITIAL QDate(2000, 1, 1) QT_BEGIN_NAMESPACE @@ -86,7 +83,7 @@ public: DateTimeEdit }; QDateTimeParser(QVariant::Type t, Context ctx) - : currentSectionIndex(-1), display(0), cachedDay(-1), parserType(t), + : currentSectionIndex(-1), display(nullptr), cachedDay(-1), parserType(t), fixday(false), spec(Qt::LocalTime), context(ctx) { defaultLocale = QLocale::system(); @@ -218,9 +215,9 @@ private: ParsedSection parseSection(const QDateTime ¤tValue, int sectionIndex, int offset, QString *text) const; int findMonth(const QString &str1, int monthstart, int sectionIndex, - QString *monthName = 0, int *used = 0) const; + QString *monthName = nullptr, int *used = nullptr) const; int findDay(const QString &str1, int intDaystart, int sectionIndex, - QString *dayName = 0, int *used = 0) const; + QString *dayName = nullptr, int *used = nullptr) const; ParsedSection findTimeZone(QStringRef str, const QDateTime &when, int maxVal, int minVal) const; #if QT_CONFIG(timezone) @@ -236,7 +233,7 @@ private: PossiblePM = 3, PossibleBoth = 4 }; - AmPmFinder findAmPm(QString &str, int index, int *used = 0) const; + AmPmFinder findAmPm(QString &str, int index, int *used = nullptr) const; #endif // datestring bool potentialValue(const QStringRef &str, int min, int max, int index, diff --git a/src/corelib/tools/qtimezone.cpp b/src/corelib/time/qtimezone.cpp index cbc6b50c98..ef323de14a 100644 --- a/src/corelib/tools/qtimezone.cpp +++ b/src/corelib/time/qtimezone.cpp @@ -317,7 +317,7 @@ Q_GLOBAL_STATIC(QTimeZoneSingleton, global_tz); Create a null/invalid time zone instance. */ -QTimeZone::QTimeZone() Q_DECL_NOTHROW +QTimeZone::QTimeZone() noexcept : d(0) { } diff --git a/src/corelib/tools/qtimezone.h b/src/corelib/time/qtimezone.h index 29d8a4dbe5..62ecee49bb 100644 --- a/src/corelib/tools/qtimezone.h +++ b/src/corelib/time/qtimezone.h @@ -89,7 +89,7 @@ public: }; typedef QVector<OffsetData> OffsetDataList; - QTimeZone() Q_DECL_NOTHROW; + QTimeZone() noexcept; explicit QTimeZone(const QByteArray &ianaId); explicit QTimeZone(int offsetSeconds); /*implicit*/ QTimeZone(const QByteArray &zoneId, int offsetSeconds, const QString &name, @@ -99,11 +99,9 @@ public: ~QTimeZone(); QTimeZone &operator=(const QTimeZone &other); - #ifdef Q_COMPILER_RVALUE_REFS - QTimeZone &operator=(QTimeZone &&other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif + QTimeZone &operator=(QTimeZone &&other) noexcept { swap(other); return *this; } - void swap(QTimeZone &other) Q_DECL_NOTHROW + void swap(QTimeZone &other) noexcept { d.swap(other.d); } bool operator==(const QTimeZone &other) const; diff --git a/src/corelib/tools/qtimezoneprivate.cpp b/src/corelib/time/qtimezoneprivate.cpp index 569b343187..569b343187 100644 --- a/src/corelib/tools/qtimezoneprivate.cpp +++ b/src/corelib/time/qtimezoneprivate.cpp diff --git a/src/corelib/tools/qtimezoneprivate_android.cpp b/src/corelib/time/qtimezoneprivate_android.cpp index be4f374fdd..be4f374fdd 100644 --- a/src/corelib/tools/qtimezoneprivate_android.cpp +++ b/src/corelib/time/qtimezoneprivate_android.cpp diff --git a/src/corelib/time/qtimezoneprivate_data_p.h b/src/corelib/time/qtimezoneprivate_data_p.h new file mode 100644 index 0000000000..40d6c972c2 --- /dev/null +++ b/src/corelib/time/qtimezoneprivate_data_p.h @@ -0,0 +1,1257 @@ +/**************************************************************************** +** +** Copyright (C) 2013 John Layt <jlayt@kde.org> +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + + +#ifndef QTIMEZONEPRIVATE_DATA_P_H +#define QTIMEZONEPRIVATE_DATA_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists for the convenience +// of internal files. This header file may change from version to version +// without notice, or even be removed. +// +// We mean it. +// + +#include <QtCore/private/qglobal_p.h> + +QT_BEGIN_NAMESPACE + +/* + Windows Zone ID support, included in default base class build so can be used on all platforms, + e.g. an app running on Linux may need to communicate with a Windows Outlook server. These + tables can also be used to look-up Region Codes and UTC Offsets on platforms that don't directly + support them., e.g. Mac does not support availableTimeZones() filtering by region or offset. + + Another data table is provided for generic UTC+00:00 format time zones to be used as a + fall-back if no system time zones are available (QT_NO_SYSTEMLOCALE is set) or for QDateTimes + with a QT:Spec of OffsetFromUTC + + These tables are automatically adapted from the CLDR supplemental/windowsZones.xml data file + using a script in qtbase/util/locale_database. Please do not edit this data directly. In the + future if ICU is made a hard dependency then the ICU resource can be used directly and this + table removed +*/ + +struct QZoneData { + quint16 windowsIdKey; // Windows ID Key + quint16 country; // Country of IANA ID's, AnyCountry means No Country + quint16 ianaIdIndex; // All IANA ID's for the Windows ID and Country, space separated +}; + +struct QWindowsData { + quint16 windowsIdKey; // Windows ID Key + quint16 windowsIdIndex; // Windows ID Literal + quint16 ianaIdIndex; // Default IANA ID for the Windows ID + qint32 offsetFromUtc; // Standard Time Offset from UTC, used for quick look-ups +}; + +struct QUtcData { + quint16 ianaIdIndex; // IANA ID's + qint32 offsetFromUtc; // Offset form UTC is seconds +}; + +/* + COPYRIGHT AND PERMISSION NOTICE + + Copyright © 1991-2012 Unicode, Inc. All rights reserved. Distributed under + the Terms of Use in http://www.unicode.org/copyright.html. + + Permission is hereby granted, free of charge, to any person obtaining a + copy of the Unicode data files and any associated documentation (the "Data + Files") or Unicode software and any associated documentation (the "Software") + to deal in the Data Files or Software without restriction, including without + limitation the rights to use, copy, modify, merge, publish, distribute, and/or + sell copies of the Data Files or Software, and to permit persons to whom the + Data Files or Software are furnished to do so, provided that (a) the above + copyright notice(s) and this permission notice appear with all copies of the + Data Files or Software, (b) both the above copyright notice(s) and this + permission notice appear in associated documentation, and (c) there is clear + notice in each modified Data File or in the Software as well as in the + documentation associated with the Data File(s) or Software that the data or + software has been modified. +*/ + +// GENERATED PART STARTS HERE + +/* + This part of the file was generated on 2019-05-28 from the + Common Locale Data Repository v35.1 supplemental/windowsZones.xml file $Revision: 14742 $ + + http://www.unicode.org/cldr/ + + Do not edit this code: run cldr2qtimezone.py on updated (or + edited) CLDR data; see qtbase/util/locale_database/. +*/ + +// Windows ID Key, Country Enum, IANA ID Index +static const QZoneData zoneDataTable[] = { + { 131, 143, 0 }, // W. Mongolia Standard Time / Mongolia + { 124, 112, 10 }, // UTC+12 / Kiribati + { 52, 94, 25 }, // Haiti Standard Time / Haiti + { 32, 44, 48 }, // China Standard Time / China + { 95, 244, 62 }, // SA Western Standard Time / Saint Barthelemy + { 25, 116, 84 }, // Central Asia Standard Time / Kyrgyzstan + { 36, 8, 97 }, // E. Africa Standard Time / Antarctica + { 33, 154, 114 }, // Chatham Islands Standard Time / New Zealand + { 95, 144, 130 }, // SA Western Standard Time / Montserrat + { 37, 13, 149 }, // E. Australia Standard Time / Australia + { 61, 0, 187 }, // Line Islands Standard Time / AnyCountry + { 132, 218, 198 }, // West Asia Standard Time / Turkmenistan + { 122, 30, 212 }, // UTC-02 / Brazil + { 24, 52, 228 }, // Central America Standard Time / Costa Rica + { 36, 67, 247 }, // E. Africa Standard Time / Eritrea + { 128, 8, 261 }, // W. Australia Standard Time / Antarctica + { 101, 101, 278 }, // SE Asia Standard Time / Indonesia + { 93, 8, 306 }, // SA Eastern Standard Time / Antarctica + { 4, 178, 325 }, // Altai Standard Time / Russia + { 95, 256, 338 }, // SA Western Standard Time / Sint Maarten + { 95, 60, 360 }, // SA Western Standard Time / Dominica + { 134, 167, 377 }, // West Pacific Standard Time / Papua New Guinea + { 13, 13, 398 }, // AUS Eastern Standard Time / Australia + { 69, 236, 435 }, // Morocco Standard Time / Western Sahara + { 39, 30, 451 }, // E. South America Standard Time / Brazil + { 124, 134, 469 }, // UTC+12 / Marshall Islands + { 125, 112, 502 }, // UTC+13 / Kiribati + { 103, 146, 520 }, // South Africa Standard Time / Mozambique + { 94, 30, 534 }, // SA Pacific Standard Time / Brazil + { 88, 74, 570 }, // Romance Standard Time / France + { 71, 38, 583 }, // Mountain Standard Time / Canada + { 72, 147, 657 }, // Myanmar Standard Time / Myanmar + { 26, 30, 670 }, // Central Brazilian Standard Time / Brazil + { 130, 123, 706 }, // W. Europe Standard Time / Liechtenstein + { 46, 73, 719 }, // FLE Standard Time / Finland + { 93, 70, 735 }, // SA Eastern Standard Time / Falkland Islands + { 78, 159, 752 }, // Norfolk Standard Time / Norfolk Island + { 53, 0, 768 }, // Hawaiian Standard Time / AnyCountry + { 28, 54, 779 }, // Central European Standard Time / Croatia + { 75, 150, 793 }, // Nepal Standard Time / Nepal + { 46, 33, 807 }, // FLE Standard Time / Bulgaria + { 6, 162, 820 }, // Arabian Standard Time / Oman + { 132, 131, 832 }, // West Asia Standard Time / Maldives + { 88, 197, 848 }, // Romance Standard Time / Spain + { 50, 91, 875 }, // Greenwich Standard Time / Guinea + { 5, 237, 890 }, // Arab Standard Time / Yemen + { 92, 222, 900 }, // Russian Standard Time / Ukraine + { 103, 204, 918 }, // South Africa Standard Time / Swaziland + { 130, 203, 933 }, // W. Europe Standard Time / Svalbard And Jan Mayen Islands + { 7, 103, 953 }, // Arabic Standard Time / Iraq + { 119, 226, 966 }, // UTC-11 / United States Minor Outlying Islands + { 5, 115, 981 }, // Arab Standard Time / Kuwait + { 50, 189, 993 }, // Greenwich Standard Time / Sierra Leone + { 31, 0, 1009 }, // Central Standard Time / AnyCountry + { 53, 51, 1017 }, // Hawaiian Standard Time / Cook Islands + { 129, 50, 1035 }, // W. Central Africa Standard Time / Congo Brazzaville + { 64, 43, 1054 }, // Magallanes Standard Time / Chile + { 119, 0, 1075 }, // UTC-11 / AnyCountry + { 84, 38, 1086 }, // Pacific Standard Time / Canada + { 22, 11, 1138 }, // Caucasus Standard Time / Armenia + { 130, 142, 1151 }, // W. Europe Standard Time / Monaco + { 103, 239, 1165 }, // South Africa Standard Time / Zambia + { 46, 222, 1179 }, // FLE Standard Time / Ukraine + { 87, 168, 1225 }, // Paraguay Standard Time / Paraguay + { 57, 109, 1242 }, // Jordan Standard Time / Jordan + { 109, 30, 1253 }, // Tocantins Standard Time / Brazil + { 55, 102, 1271 }, // Iran Standard Time / Iran + { 101, 8, 1283 }, // SE Asia Standard Time / Antarctica + { 27, 57, 1300 }, // Central Europe Standard Time / Czech Republic + { 95, 215, 1314 }, // SA Western Standard Time / Trinidad And Tobago + { 103, 28, 1336 }, // South Africa Standard Time / Botswana + { 132, 0, 1352 }, // West Asia Standard Time / AnyCountry + { 94, 63, 1362 }, // SA Pacific Standard Time / Ecuador + { 51, 85, 1380 }, // GTB Standard Time / Greece + { 36, 128, 1394 }, // E. Africa Standard Time / Madagascar + { 53, 226, 1414 }, // Hawaiian Standard Time / United States Minor Outlying Islands + { 94, 107, 1431 }, // SA Pacific Standard Time / Jamaica + { 104, 198, 1447 }, // Sri Lanka Standard Time / Sri Lanka + { 27, 243, 1460 }, // Central Europe Standard Time / Serbia + { 25, 110, 1476 }, // Central Asia Standard Time / Kazakhstan + { 125, 0, 1502 }, // UTC+13 / AnyCountry + { 94, 38, 1513 }, // SA Pacific Standard Time / Canada + { 25, 31, 1535 }, // Central Asia Standard Time / British Indian Ocean Territory + { 108, 13, 1549 }, // Tasmania Standard Time / Australia + { 95, 174, 1583 }, // SA Western Standard Time / Puerto Rico + { 95, 180, 1603 }, // SA Western Standard Time / Saint Kitts And Nevis + { 130, 206, 1620 }, // W. Europe Standard Time / Switzerland + { 117, 225, 1634 }, // US Eastern Standard Time / United States + { 29, 140, 1701 }, // Central Pacific Standard Time / Micronesia + { 120, 77, 1731 }, // UTC-09 / French Polynesia + { 129, 156, 1747 }, // W. Central Africa Standard Time / Niger + { 118, 139, 1761 }, // US Mountain Standard Time / Mexico + { 36, 194, 1780 }, // E. Africa Standard Time / Somalia + { 118, 0, 1797 }, // US Mountain Standard Time / AnyCountry + { 10, 24, 1807 }, // Atlantic Standard Time / Bermuda + { 103, 240, 1824 }, // South Africa Standard Time / Zimbabwe + { 32, 126, 1838 }, // China Standard Time / Macau + { 129, 66, 1849 }, // W. Central Africa Standard Time / Equatorial Guinea + { 66, 137, 1863 }, // Mauritius Standard Time / Mauritius + { 46, 68, 1880 }, // FLE Standard Time / Estonia + { 50, 187, 1895 }, // Greenwich Standard Time / Senegal + { 132, 110, 1908 }, // West Asia Standard Time / Kazakhstan + { 25, 44, 1968 }, // Central Asia Standard Time / China + { 130, 106, 1980 }, // W. Europe Standard Time / Italy + { 48, 251, 1992 }, // GMT Standard Time / Isle Of Man + { 36, 210, 2011 }, // E. Africa Standard Time / Tanzania + { 10, 86, 2032 }, // Atlantic Standard Time / Greenland + { 123, 86, 2046 }, // UTC / Greenland + { 20, 38, 2067 }, // Canada Central Standard Time / Canada + { 15, 86, 2104 }, // Azores Standard Time / Greenland + { 69, 145, 2125 }, // Morocco Standard Time / Morocco + { 115, 219, 2143 }, // Turks And Caicos Standard Time / Turks And Caicos Islands + { 50, 80, 2162 }, // Greenwich Standard Time / Gambia + { 129, 42, 2176 }, // W. Central Africa Standard Time / Chad + { 56, 105, 2192 }, // Israel Standard Time / Israel + { 64, 8, 2207 }, // Magallanes Standard Time / Antarctica + { 12, 13, 2225 }, // Aus Central W. Standard Time / Australia + { 24, 155, 2241 }, // Central America Standard Time / Nicaragua + { 102, 170, 2257 }, // Singapore Standard Time / Philippines + { 134, 160, 2269 }, // West Pacific Standard Time / Northern Mariana Islands + { 43, 64, 2284 }, // Egypt Standard Time / Egypt + { 88, 21, 2297 }, // Romance Standard Time / Belgium + { 76, 8, 2313 }, // New Zealand Standard Time / Antarctica + { 51, 177, 2332 }, // GTB Standard Time / Romania + { 103, 0, 2349 }, // South Africa Standard Time / AnyCountry + { 41, 225, 2359 }, // Eastern Standard Time / United States + { 129, 23, 2516 }, // W. Central Africa Standard Time / Benin + { 79, 178, 2534 }, // North Asia East Standard Time / Russia + { 116, 143, 2547 }, // Ulaanbaatar Standard Time / Mongolia + { 130, 14, 2580 }, // W. Europe Standard Time / Austria + { 41, 38, 2594 }, // Eastern Standard Time / Canada + { 95, 255, 2699 }, // SA Western Standard Time / Bonaire + { 124, 149, 2718 }, // UTC+12 / Nauru + { 134, 8, 2732 }, // West Pacific Standard Time / Antarctica + { 63, 178, 2758 }, // Magadan Standard Time / Russia + { 130, 161, 2771 }, // W. Europe Standard Time / Norway + { 110, 0, 2783 }, // Tokyo Standard Time / AnyCountry + { 24, 63, 2793 }, // Central America Standard Time / Ecuador + { 103, 35, 2811 }, // South Africa Standard Time / Burundi + { 10, 38, 2828 }, // Atlantic Standard Time / Canada + { 29, 0, 2896 }, // Central Pacific Standard Time / AnyCountry + { 95, 87, 2907 }, // SA Western Standard Time / Grenada + { 29, 153, 2923 }, // Central Pacific Standard Time / New Caledonia + { 42, 139, 2938 }, // Eastern Standard Time (Mexico) / Mexico + { 2, 225, 2953 }, // Alaskan Standard Time / United States + { 49, 86, 3029 }, // Greenland Standard Time / Greenland + { 50, 92, 3045 }, // Greenwich Standard Time / Guinea Bissau + { 130, 184, 3059 }, // W. Europe Standard Time / San Marino + { 27, 98, 3077 }, // Central Europe Standard Time / Hungary + { 24, 96, 3093 }, // Central America Standard Time / Honduras + { 62, 13, 3113 }, // Lord Howe Standard Time / Australia + { 36, 0, 3133 }, // E. Africa Standard Time / AnyCountry + { 129, 79, 3143 }, // W. Central Africa Standard Time / Gabon + { 95, 182, 3161 }, // SA Western Standard Time / Saint Vincent And The Grenadines + { 48, 224, 3180 }, // GMT Standard Time / United Kingdom + { 68, 227, 3194 }, // Montevideo Standard Time / Uruguay + { 124, 0, 3213 }, // UTC+12 / AnyCountry + { 130, 230, 3224 }, // W. Europe Standard Time / Vatican City State + { 50, 99, 3239 }, // Greenwich Standard Time / Iceland + { 34, 55, 3258 }, // Cuba Standard Time / Cuba + { 41, 16, 3273 }, // Eastern Standard Time / Bahamas + { 122, 196, 3288 }, // UTC-02 / South Georgia And The South Sandwich Islands + { 24, 65, 3311 }, // Central America Standard Time / El Salvador + { 31, 225, 3331 }, // Central Standard Time / United States + { 95, 0, 3499 }, // SA Western Standard Time / AnyCountry + { 94, 166, 3509 }, // SA Pacific Standard Time / Panama + { 94, 47, 3524 }, // SA Pacific Standard Time / Colombia + { 70, 139, 3539 }, // Mountain Standard Time (Mexico) / Mexico + { 124, 220, 3574 }, // UTC+12 / Tuvalu + { 130, 84, 3591 }, // W. Europe Standard Time / Gibraltar + { 82, 178, 3608 }, // Omsk Standard Time / Russia + { 60, 122, 3618 }, // Libya Standard Time / Libya + { 25, 8, 3633 }, // Central Asia Standard Time / Antarctica + { 95, 12, 3651 }, // SA Western Standard Time / Aruba + { 67, 119, 3665 }, // Middle East Standard Time / Lebanon + { 102, 0, 3677 }, // Singapore Standard Time / AnyCountry + { 74, 148, 3687 }, // Namibia Standard Time / Namibia + { 126, 231, 3703 }, // Venezuela Standard Time / Venezuela + { 95, 234, 3719 }, // SA Western Standard Time / United States Virgin Islands + { 21, 0, 3737 }, // Cape Verde Standard Time / AnyCountry + { 95, 9, 3747 }, // SA Western Standard Time / Antigua And Barbuda + { 94, 169, 3763 }, // SA Pacific Standard Time / Peru + { 46, 248, 3776 }, // FLE Standard Time / Aland Islands + { 50, 199, 3793 }, // Greenwich Standard Time / Saint Helena + { 134, 140, 3812 }, // West Pacific Standard Time / Micronesia + { 102, 190, 3825 }, // Singapore Standard Time / Singapore + { 95, 61, 3840 }, // SA Western Standard Time / Dominican Republic + { 103, 129, 3862 }, // South Africa Standard Time / Malawi + { 30, 139, 3878 }, // Central Standard Time (Mexico) / Mexico + { 102, 130, 3954 }, // Singapore Standard Time / Malaysia + { 45, 72, 3985 }, // Fiji Standard Time / Fiji + { 118, 225, 3998 }, // US Mountain Standard Time / United States + { 17, 25, 4014 }, // Bangladesh Standard Time / Bhutan + { 130, 133, 4027 }, // W. Europe Standard Time / Malta + { 92, 178, 4040 }, // Russian Standard Time / Russia + { 95, 135, 4084 }, // SA Western Standard Time / Martinique + { 35, 0, 4103 }, // Dateline Standard Time / AnyCountry + { 135, 178, 4114 }, // Yakutsk Standard Time / Russia + { 1, 1, 4141 }, // Afghanistan Standard Time / Afghanistan + { 123, 0, 4152 }, // UTC / AnyCountry + { 31, 139, 4168 }, // Central Standard Time / Mexico + { 6, 0, 4186 }, // Arabian Standard Time / AnyCountry + { 101, 45, 4196 }, // SE Asia Standard Time / Christmas Island + { 15, 173, 4213 }, // Azores Standard Time / Portugal + { 129, 0, 4229 }, // W. Central Africa Standard Time / AnyCountry + { 17, 18, 4239 }, // Bangladesh Standard Time / Bangladesh + { 31, 38, 4250 }, // Central Standard Time / Canada + { 94, 0, 4325 }, // SA Pacific Standard Time / AnyCountry + { 125, 213, 4335 }, // UTC+13 / Tokelau + { 73, 178, 4351 }, // N. Central Asia Standard Time / Russia + { 133, 165, 4368 }, // West Bank Standard Time / Palestinian Territories + { 114, 217, 4390 }, // Turkey Standard Time / Turkey + { 3, 225, 4406 }, // Aleutian Standard Time / United States + { 101, 0, 4419 }, // SE Asia Standard Time / AnyCountry + { 71, 225, 4429 }, // Mountain Standard Time / United States + { 36, 69, 4458 }, // E. Africa Standard Time / Ethiopia + { 130, 151, 4477 }, // W. Europe Standard Time / Netherlands + { 95, 245, 4494 }, // SA Western Standard Time / Saint Martin + { 48, 173, 4510 }, // GMT Standard Time / Portugal + { 46, 124, 4541 }, // FLE Standard Time / Lithuania + { 130, 82, 4556 }, // W. Europe Standard Time / Germany + { 65, 77, 4586 }, // Marquesas Standard Time / French Polynesia + { 80, 178, 4604 }, // North Asia Standard Time / Russia + { 61, 112, 4639 }, // Line Islands Standard Time / Kiribati + { 96, 200, 4658 }, // Saint Pierre Standard Time / Saint Pierre And Miquelon + { 48, 104, 4675 }, // GMT Standard Time / Ireland + { 5, 186, 4689 }, // Arab Standard Time / Saudi Arabia + { 83, 43, 4701 }, // Pacific SA Standard Time / Chile + { 91, 178, 4718 }, // Russia Time Zone 11 / Russia + { 36, 48, 4745 }, // E. Africa Standard Time / Comoros + { 95, 152, 4759 }, // SA Western Standard Time / Cura Sao + { 38, 141, 4775 }, // E. Europe Standard Time / Moldova + { 24, 22, 4791 }, // Central America Standard Time / Belize + { 103, 195, 4806 }, // South Africa Standard Time / South Africa + { 127, 178, 4826 }, // Vladivostok Standard Time / Russia + { 122, 0, 4857 }, // UTC-02 / AnyCountry + { 106, 207, 4867 }, // Syria Standard Time / Syria + { 93, 76, 4881 }, // SA Eastern Standard Time / French Guiana + { 50, 136, 4897 }, // Greenwich Standard Time / Mauritania + { 41, 0, 4915 }, // Eastern Standard Time / AnyCountry + { 16, 30, 4923 }, // Bahia Standard Time / Brazil + { 40, 43, 4937 }, // Easter Island Standard Time / Chile + { 93, 0, 4952 }, // SA Eastern Standard Time / AnyCountry + { 9, 178, 4962 }, // Astrakhan Standard Time / Russia + { 95, 30, 4996 }, // SA Western Standard Time / Brazil + { 18, 20, 5049 }, // Belarus Standard Time / Belarus + { 95, 181, 5062 }, // SA Western Standard Time / Saint Lucia + { 129, 6, 5079 }, // W. Central Africa Standard Time / Angola + { 129, 157, 5093 }, // W. Central Africa Standard Time / Nigeria + { 130, 5, 5106 }, // W. Europe Standard Time / Andorra + { 58, 178, 5121 }, // Kaliningrad Standard Time / Russia + { 71, 0, 5140 }, // Mountain Standard Time / AnyCountry + { 95, 7, 5148 }, // SA Western Standard Time / Anguilla + { 124, 235, 5165 }, // UTC+12 / Wallis And Futuna Islands + { 6, 223, 5180 }, // Arabian Standard Time / United Arab Emirates + { 94, 40, 5191 }, // SA Pacific Standard Time / Cayman Islands + { 101, 211, 5206 }, // SE Asia Standard Time / Thailand + { 29, 193, 5219 }, // Central Pacific Standard Time / Solomon Islands + { 47, 81, 5239 }, // Georgian Standard Time / Georgia + { 101, 36, 5252 }, // SE Asia Standard Time / Cambodia + { 132, 228, 5268 }, // West Asia Standard Time / Uzbekistan + { 51, 56, 5297 }, // GTB Standard Time / Cyprus + { 95, 88, 5325 }, // SA Western Standard Time / Guadeloupe + { 101, 232, 5344 }, // SE Asia Standard Time / Vietnam + { 113, 178, 5356 }, // Transbaikal Standard Time / Russia + { 50, 121, 5367 }, // Greenwich Standard Time / Liberia + { 95, 233, 5383 }, // SA Western Standard Time / British Virgin Islands + { 129, 49, 5399 }, // W. Central Africa Standard Time / Congo Kinshasa + { 97, 178, 5415 }, // Sakhalin Standard Time / Russia + { 124, 226, 5429 }, // UTC+12 / United States Minor Outlying Islands + { 50, 83, 5442 }, // Greenwich Standard Time / Ghana + { 76, 154, 5455 }, // New Zealand Standard Time / New Zealand + { 23, 13, 5472 }, // Cen. Australia Standard Time / Australia + { 53, 77, 5513 }, // Hawaiian Standard Time / French Polynesia + { 50, 34, 5528 }, // Greenwich Standard Time / Burkina Faso + { 132, 78, 5547 }, // West Asia Standard Time / French Southern Territories + { 121, 0, 5564 }, // UTC-08 / AnyCountry + { 27, 2, 5574 }, // Central Europe Standard Time / Albania + { 107, 208, 5588 }, // Taipei Standard Time / Taiwan + { 88, 58, 5600 }, // Romance Standard Time / Denmark + { 36, 221, 5618 }, // E. Africa Standard Time / Uganda + { 95, 19, 5633 }, // SA Western Standard Time / Barbados + { 14, 15, 5650 }, // Azerbaijan Standard Time / Azerbaijan + { 32, 97, 5660 }, // China Standard Time / Hong Kong + { 110, 101, 5675 }, // Tokyo Standard Time / Indonesia + { 53, 225, 5689 }, // Hawaiian Standard Time / United States + { 36, 111, 5706 }, // E. Africa Standard Time / Kenya + { 134, 89, 5721 }, // West Pacific Standard Time / Guam + { 36, 254, 5734 }, // E. Africa Standard Time / South Sudan + { 48, 71, 5746 }, // GMT Standard Time / Faroe Islands + { 90, 178, 5762 }, // Russia Time Zone 10 / Russia + { 119, 158, 5781 }, // UTC-11 / Niue + { 129, 3, 5794 }, // W. Central Africa Standard Time / Algeria + { 110, 62, 5809 }, // Tokyo Standard Time / East Timor + { 93, 30, 5819 }, // SA Eastern Standard Time / Brazil + { 27, 242, 5898 }, // Central Europe Standard Time / Montenegro + { 129, 37, 5915 }, // W. Central Africa Standard Time / Cameroon + { 101, 117, 5929 }, // SE Asia Standard Time / Laos + { 85, 139, 5944 }, // Pacific Standard Time (Mexico) / Mexico + { 50, 212, 5981 }, // Greenwich Standard Time / Togo + { 46, 118, 5993 }, // FLE Standard Time / Latvia + { 95, 38, 6005 }, // SA Western Standard Time / Canada + { 132, 209, 6026 }, // West Asia Standard Time / Tajikistan + { 77, 38, 6040 }, // Newfoundland Standard Time / Canada + { 110, 108, 6057 }, // Tokyo Standard Time / Japan + { 25, 0, 6068 }, // Central Asia Standard Time / AnyCountry + { 28, 27, 6078 }, // Central European Standard Time / Bosnia And Herzegowina + { 27, 191, 6094 }, // Central Europe Standard Time / Slovakia + { 95, 93, 6112 }, // SA Western Standard Time / Guyana + { 48, 197, 6127 }, // GMT Standard Time / Spain + { 19, 167, 6143 }, // Bougainville Standard Time / Papua New Guinea + { 5, 17, 6164 }, // Arab Standard Time / Bahrain + { 24, 90, 6177 }, // Central America Standard Time / Guatemala + { 95, 26, 6195 }, // SA Western Standard Time / Bolivia + { 81, 113, 6210 }, // North Korea Standard Time / North Korea + { 119, 4, 6225 }, // UTC-11 / American Samoa + { 66, 176, 6243 }, // Mauritius Standard Time / Reunion + { 103, 120, 6258 }, // South Africa Standard Time / Lesotho + { 84, 0, 6272 }, // Pacific Standard Time / AnyCountry + { 120, 0, 6280 }, // UTC-09 / AnyCountry + { 129, 216, 6290 }, // W. Central Africa Standard Time / Tunisia + { 99, 185, 6303 }, // Sao Tome Standard Time / Sao Tome And Principe + { 100, 178, 6319 }, // Saratov Standard Time / Russia + { 105, 201, 6334 }, // Sudan Standard Time / Sudan + { 48, 252, 6350 }, // GMT Standard Time / Jersey + { 29, 13, 6364 }, // Central Pacific Standard Time / Australia + { 71, 139, 6385 }, // Mountain Standard Time / Mexico + { 21, 39, 6401 }, // Cape Verde Standard Time / Cape Verde + { 102, 101, 6421 }, // Singapore Standard Time / Indonesia + { 27, 192, 6435 }, // Central Europe Standard Time / Slovenia + { 48, 75, 6452 }, // GMT Standard Time / Guernsey + { 132, 8, 6468 }, // West Asia Standard Time / Antarctica + { 8, 10, 6486 }, // Argentina Standard Time / Argentina + { 98, 183, 6759 }, // Samoa Standard Time / Samoa + { 129, 41, 6772 }, // W. Central Africa Standard Time / Central African Republic + { 111, 178, 6786 }, // Tomsk Standard Time / Russia + { 110, 164, 6797 }, // Tokyo Standard Time / Palau + { 11, 13, 6811 }, // AUS Central Standard Time / Australia + { 121, 171, 6828 }, // UTC-08 / Pitcairn + { 102, 32, 6845 }, // Singapore Standard Time / Brunei + { 112, 214, 6857 }, // Tonga Standard Time / Tonga + { 89, 178, 6875 }, // Russia Time Zone 3 / Russia + { 128, 13, 6889 }, // W. Australia Standard Time / Australia + { 28, 172, 6905 }, // Central European Standard Time / Poland + { 72, 46, 6919 }, // Myanmar Standard Time / Cocos Islands + { 66, 188, 6932 }, // Mauritius Standard Time / Seychelles + { 84, 225, 6944 }, // Pacific Standard Time / United States + { 54, 100, 6983 }, // India Standard Time / India + { 50, 53, 6997 }, // Greenwich Standard Time / Ivory Coast + { 24, 0, 7012 }, // Central America Standard Time / AnyCountry + { 29, 229, 7022 }, // Central Pacific Standard Time / Vanuatu + { 130, 125, 7036 }, // W. Europe Standard Time / Luxembourg + { 50, 132, 7054 }, // Greenwich Standard Time / Mali + { 103, 179, 7068 }, // South Africa Standard Time / Rwanda + { 5, 175, 7082 }, // Arab Standard Time / Qatar + { 86, 163, 7093 }, // Pakistan Standard Time / Pakistan + { 134, 0, 7106 }, // West Pacific Standard Time / AnyCountry + { 36, 59, 7117 }, // E. Africa Standard Time / Djibouti + { 44, 178, 7133 }, // Ekaterinburg Standard Time / Russia + { 118, 38, 7152 }, // US Mountain Standard Time / Canada + { 36, 138, 7209 }, // E. Africa Standard Time / Mayotte + { 28, 127, 7224 }, // Central European Standard Time / Macedonia + { 59, 114, 7238 }, // Korea Standard Time / South Korea + { 93, 202, 7249 }, // SA Eastern Standard Time / Suriname + { 130, 205, 7268 }, // W. Europe Standard Time / Sweden + { 103, 49, 7285 }, // South Africa Standard Time / Congo Kinshasa + { 0, 0, 0 } // Trailing zeroes +}; + +// Windows ID Key, Windows ID Index, IANA ID Index, UTC Offset +static const QWindowsData windowsDataTable[] = { + { 1, 0, 4141, 16200 }, // Afghanistan Standard Time + { 2, 26, 7303,-32400 }, // Alaskan Standard Time + { 3, 48, 4406,-36000 }, // Aleutian Standard Time + { 4, 71, 325, 25200 }, // Altai Standard Time + { 5, 91, 4689, 10800 }, // Arab Standard Time + { 6, 110, 5180, 14400 }, // Arabian Standard Time + { 7, 132, 953, 10800 }, // Arabic Standard Time + { 8, 153, 7321,-10800 }, // Argentina Standard Time + { 9, 177, 7342, 14400 }, // Astrakhan Standard Time + { 10, 201, 7359,-14400 }, // Atlantic Standard Time + { 11, 224, 6811, 34200 }, // AUS Central Standard Time + { 12, 250, 2225, 31500 }, // Aus Central W. Standard Time + { 13, 279, 7375, 36000 }, // AUS Eastern Standard Time + { 14, 305, 5650, 14400 }, // Azerbaijan Standard Time + { 15, 330, 4213, -3600 }, // Azores Standard Time + { 16, 351, 4923,-10800 }, // Bahia Standard Time + { 17, 371, 4239, 21600 }, // Bangladesh Standard Time + { 18, 396, 5049, 10800 }, // Belarus Standard Time + { 19, 418, 6143, 39600 }, // Bougainville Standard Time + { 20, 445, 7392,-21600 }, // Canada Central Standard Time + { 21, 474, 6401, -3600 }, // Cape Verde Standard Time + { 22, 499, 1138, 14400 }, // Caucasus Standard Time + { 23, 522, 7407, 34200 }, // Cen. Australia Standard Time + { 24, 551, 6177,-21600 }, // Central America Standard Time + { 25, 581, 7426, 21600 }, // Central Asia Standard Time + { 26, 608, 7438,-14400 }, // Central Brazilian Standard Time + { 27, 640, 3077, 3600 }, // Central Europe Standard Time + { 28, 669, 6905, 3600 }, // Central European Standard Time + { 29, 700, 5219, 39600 }, // Central Pacific Standard Time + { 30, 730, 7453,-21600 }, // Central Standard Time (Mexico) + { 31, 761, 7473,-21600 }, // Central Standard Time + { 32, 783, 48, 28800 }, // China Standard Time + { 33, 803, 114, 45900 }, // Chatham Islands Standard Time + { 34, 833, 3258,-18000 }, // Cuba Standard Time + { 35, 852, 4103,-43200 }, // Dateline Standard Time + { 36, 875, 5706, 10800 }, // E. Africa Standard Time + { 37, 899, 7489, 36000 }, // E. Australia Standard Time + { 38, 926, 4775, 7200 }, // E. Europe Standard Time + { 39, 950, 451,-10800 }, // E. South America Standard Time + { 40, 981, 4937,-21600 }, // Easter Island Standard Time + { 41, 1009, 7508,-18000 }, // Eastern Standard Time + { 42, 1031, 2938,-18000 }, // Eastern Standard Time (Mexico) + { 43, 1062, 2284, 7200 }, // Egypt Standard Time + { 44, 1082, 7133, 18000 }, // Ekaterinburg Standard Time + { 45, 1109, 3985, 43200 }, // Fiji Standard Time + { 46, 1128, 7525, 7200 }, // FLE Standard Time + { 47, 1146, 5239, 14400 }, // Georgian Standard Time + { 48, 1169, 3180, 0 }, // GMT Standard Time + { 49, 1187, 3029,-10800 }, // Greenland Standard Time + { 50, 1211, 3239, 0 }, // Greenwich Standard Time + { 51, 1235, 2332, 7200 }, // GTB Standard Time + { 52, 1253, 25,-18000 }, // Haiti Standard Time + { 53, 1273, 5689,-36000 }, // Hawaiian Standard Time + { 54, 1296, 6983, 19800 }, // India Standard Time + { 55, 1316, 1271, 12600 }, // Iran Standard Time + { 56, 1335, 2192, 7200 }, // Israel Standard Time + { 57, 1356, 1242, 7200 }, // Jordan Standard Time + { 58, 1377, 5121, 7200 }, // Kaliningrad Standard Time + { 59, 1403, 7238, 32400 }, // Korea Standard Time + { 60, 1423, 3618, 7200 }, // Libya Standard Time + { 61, 1443, 4639, 50400 }, // Line Islands Standard Time + { 62, 1470, 3113, 37800 }, // Lord Howe Standard Time + { 63, 1494, 2758, 36000 }, // Magadan Standard Time + { 64, 1516, 1054,-10800 }, // Magallanes Standard Time + { 65, 1541, 4586,-34200 }, // Marquesas Standard Time + { 66, 1565, 1863, 14400 }, // Mauritius Standard Time + { 67, 1589, 3665, 7200 }, // Middle East Standard Time + { 68, 1615, 3194,-10800 }, // Montevideo Standard Time + { 69, 1640, 2125, 0 }, // Morocco Standard Time + { 70, 1662, 7537,-25200 }, // Mountain Standard Time (Mexico) + { 71, 1694, 7555,-25200 }, // Mountain Standard Time + { 72, 1717, 657, 23400 }, // Myanmar Standard Time + { 73, 1739, 4351, 21600 }, // N. Central Asia Standard Time + { 74, 1769, 3687, 3600 }, // Namibia Standard Time + { 75, 1791, 793, 20700 }, // Nepal Standard Time + { 76, 1811, 5455, 43200 }, // New Zealand Standard Time + { 77, 1837, 6040,-12600 }, // Newfoundland Standard Time + { 78, 1864, 752, 39600 }, // Norfolk Standard Time + { 79, 1886, 2534, 28800 }, // North Asia East Standard Time + { 80, 1916, 7570, 25200 }, // North Asia Standard Time + { 81, 1941, 6210, 30600 }, // North Korea Standard Time + { 82, 1967, 3608, 21600 }, // Omsk Standard Time + { 83, 1986, 4701,-10800 }, // Pacific SA Standard Time + { 84, 2011, 7587,-28800 }, // Pacific Standard Time + { 85, 2033, 7607,-28800 }, // Pacific Standard Time (Mexico) + { 86, 2064, 7093, 18000 }, // Pakistan Standard Time + { 87, 2087, 1225,-14400 }, // Paraguay Standard Time + { 88, 2110, 570, 3600 }, // Romance Standard Time + { 89, 2132, 6875, 14400 }, // Russia Time Zone 3 + { 90, 2151, 5762, 39600 }, // Russia Time Zone 10 + { 91, 2171, 7623, 43200 }, // Russia Time Zone 11 + { 92, 2191, 7638, 10800 }, // Russian Standard Time + { 93, 2213, 4881,-10800 }, // SA Eastern Standard Time + { 94, 2238, 3524,-18000 }, // SA Pacific Standard Time + { 95, 2263, 6195,-14400 }, // SA Western Standard Time + { 96, 2288, 4658,-10800 }, // Saint Pierre Standard Time + { 97, 2315, 5415, 39600 }, // Sakhalin Standard Time + { 98, 2338, 6759, 46800 }, // Samoa Standard Time + { 99, 2358, 6303, 0 }, // Sao Tome Standard Time + { 100, 2381, 6319, 14400 }, // Saratov Standard Time + { 101, 2403, 5206, 25200 }, // SE Asia Standard Time + { 102, 2425, 3825, 28800 }, // Singapore Standard Time + { 103, 2449, 4806, 7200 }, // South Africa Standard Time + { 104, 2476, 1447, 19800 }, // Sri Lanka Standard Time + { 105, 2500, 6334, 7200 }, // Sudan Standard Time + { 106, 2520, 4867, 7200 }, // Syria Standard Time + { 107, 2540, 5588, 28800 }, // Taipei Standard Time + { 108, 2561, 7652, 36000 }, // Tasmania Standard Time + { 109, 2584, 1253,-10800 }, // Tocantins Standard Time + { 110, 2608, 6057, 32400 }, // Tokyo Standard Time + { 111, 2628, 6786, 25200 }, // Tomsk Standard Time + { 112, 2648, 6857, 46800 }, // Tonga Standard Time + { 113, 2668, 5356, 32400 }, // Transbaikal Standard Time + { 114, 2694, 4390, 7200 }, // Turkey Standard Time + { 115, 2715, 2143,-14400 }, // Turks And Caicos Standard Time + { 116, 2746, 7669, 28800 }, // Ulaanbaatar Standard Time + { 117, 2772, 7686,-18000 }, // US Eastern Standard Time + { 118, 2797, 3998,-25200 }, // US Mountain Standard Time + { 119, 2823, 1075,-39600 }, // UTC-11 + { 120, 2830, 6280,-32400 }, // UTC-09 + { 121, 2837, 5564,-28800 }, // UTC-08 + { 122, 2844, 4857, -7200 }, // UTC-02 + { 123, 2851, 7707, 0 }, // UTC + { 124, 2855, 3213, 43200 }, // UTC+12 + { 125, 2862, 1502, 46800 }, // UTC+13 + { 126, 2869, 3703,-16200 }, // Venezuela Standard Time + { 127, 2893, 7715, 36000 }, // Vladivostok Standard Time + { 128, 2919, 6889, 28800 }, // W. Australia Standard Time + { 129, 2946, 5093, 3600 }, // W. Central Africa Standard Time + { 130, 2978, 7732, 3600 }, // W. Europe Standard Time + { 131, 3002, 0, 25200 }, // W. Mongolia Standard Time + { 132, 3028, 7746, 18000 }, // West Asia Standard Time + { 133, 3052, 7760, 7200 }, // West Bank Standard Time + { 134, 3076, 377, 36000 }, // West Pacific Standard Time + { 135, 3103, 7772, 32400 }, // Yakutsk Standard Time + { 0, 0, 0, 0 } // Trailing zeroes +}; + +// IANA ID Index, UTC Offset +static const QUtcData utcDataTable[] = { + { 7785, 0 }, // UTC + { 7789,-50400 }, // UTC-14:00 + { 7799,-46800 }, // UTC-13:00 + { 7809,-43200 }, // UTC-12:00 + { 7819,-39600 }, // UTC-11:00 + { 7829,-36000 }, // UTC-10:00 + { 7839,-32400 }, // UTC-09:00 + { 7849,-28800 }, // UTC-08:00 + { 7859,-25200 }, // UTC-07:00 + { 7869,-21600 }, // UTC-06:00 + { 7879,-18000 }, // UTC-05:00 + { 7889,-16200 }, // UTC-04:30 + { 7899,-14400 }, // UTC-04:00 + { 7909,-12600 }, // UTC-03:30 + { 7919,-10800 }, // UTC-03:00 + { 7929, -7200 }, // UTC-02:00 + { 7939, -3600 }, // UTC-01:00 + { 7949, 0 }, // UTC-00:00 + { 7959, 0 }, // UTC+00:00 + { 7969, 3600 }, // UTC+01:00 + { 7979, 7200 }, // UTC+02:00 + { 7989, 10800 }, // UTC+03:00 + { 7999, 12600 }, // UTC+03:30 + { 8009, 14400 }, // UTC+04:00 + { 8019, 16200 }, // UTC+04:30 + { 8029, 18000 }, // UTC+05:00 + { 8039, 19800 }, // UTC+05:30 + { 8049, 20700 }, // UTC+05:45 + { 8059, 21600 }, // UTC+06:00 + { 8069, 23400 }, // UTC+06:30 + { 8079, 25200 }, // UTC+07:00 + { 8089, 28800 }, // UTC+08:00 + { 8099, 30600 }, // UTC+08:30 + { 8109, 32400 }, // UTC+09:00 + { 8119, 34200 }, // UTC+09:30 + { 8129, 36000 }, // UTC+10:00 + { 8139, 39600 }, // UTC+11:00 + { 8149, 43200 }, // UTC+12:00 + { 8159, 46800 }, // UTC+13:00 + { 8169, 50400 }, // UTC+14:00 + { 0, 0 } // Trailing zeroes +}; + +static const char windowsIdData[] = { +0x41, 0x66, 0x67, 0x68, 0x61, 0x6e, 0x69, 0x73, 0x74, 0x61, 0x6e, 0x20, 0x53, 0x74, 0x61, 0x6e, 0x64, 0x61, 0x72, 0x64, +0x20, 0x54, 0x69, 0x6d, 0x65, 0x0, 0x41, 0x6c, 0x61, 0x73, 0x6b, 0x61, 0x6e, 0x20, 0x53, 0x74, 0x61, 0x6e, 0x64, 0x61, +0x72, 0x64, 0x20, 0x54, 0x69, 0x6d, 0x65, 0x0, 0x41, 0x6c, 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0x55, +0x54, 0x43, 0x2d, 0x30, 0x34, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2d, 0x30, 0x33, 0x3a, 0x33, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2d, 0x30, 0x33, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2d, 0x30, 0x32, 0x3a, 0x30, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2d, 0x30, 0x31, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2d, 0x30, 0x30, 0x3a, 0x30, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x30, 0x30, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x30, 0x31, 0x3a, 0x30, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x30, 0x32, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x30, 0x33, 0x3a, 0x30, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x30, 0x33, 0x3a, 0x33, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x30, 0x34, 0x3a, 0x30, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x30, 0x34, 0x3a, 0x33, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x30, 0x35, 0x3a, 0x30, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x30, 0x35, 0x3a, 0x33, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x30, 0x35, 0x3a, 0x34, 0x35, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x30, 0x36, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x30, 0x36, 0x3a, 0x33, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x30, 0x37, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x30, 0x38, 0x3a, 0x30, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x30, 0x38, 0x3a, 0x33, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x30, 0x39, 0x3a, 0x30, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x30, 0x39, 0x3a, 0x33, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x31, 0x30, 0x3a, 0x30, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x31, 0x31, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x31, 0x32, 0x3a, 0x30, 0x30, 0x0, 0x55, +0x54, 0x43, 0x2b, 0x31, 0x33, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x31, 0x34, 0x3a, 0x30, 0x30, 0x0 +}; +// GENERATED PART ENDS HERE + +QT_END_NAMESPACE + +#endif // QTIMEZONEPRIVATE_DATA_P_H diff --git a/src/corelib/tools/qtimezoneprivate_icu.cpp b/src/corelib/time/qtimezoneprivate_icu.cpp index 5570ce7571..5570ce7571 100644 --- a/src/corelib/tools/qtimezoneprivate_icu.cpp +++ b/src/corelib/time/qtimezoneprivate_icu.cpp diff --git a/src/corelib/tools/qtimezoneprivate_mac.mm b/src/corelib/time/qtimezoneprivate_mac.mm index d3c4fbe5da..d3c4fbe5da 100644 --- a/src/corelib/tools/qtimezoneprivate_mac.mm +++ b/src/corelib/time/qtimezoneprivate_mac.mm diff --git a/src/corelib/tools/qtimezoneprivate_p.h b/src/corelib/time/qtimezoneprivate_p.h index 24a9a00f11..5f6491ef81 100644 --- a/src/corelib/tools/qtimezoneprivate_p.h +++ b/src/corelib/time/qtimezoneprivate_p.h @@ -53,7 +53,7 @@ // #include "qtimezone.h" -#include "qlocale_p.h" +#include "private/qlocale_p.h" #include "qvector.h" #if QT_CONFIG(icu) @@ -282,9 +282,9 @@ struct QTzTransitionRule quint8 abbreviationIndex; }; Q_DECLARE_TYPEINFO(QTzTransitionRule, Q_PRIMITIVE_TYPE); -Q_DECL_CONSTEXPR inline bool operator==(const QTzTransitionRule &lhs, const QTzTransitionRule &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator==(const QTzTransitionRule &lhs, const QTzTransitionRule &rhs) noexcept { return lhs.stdOffset == rhs.stdOffset && lhs.dstOffset == rhs.dstOffset && lhs.abbreviationIndex == rhs.abbreviationIndex; } -Q_DECL_CONSTEXPR inline bool operator!=(const QTzTransitionRule &lhs, const QTzTransitionRule &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator!=(const QTzTransitionRule &lhs, const QTzTransitionRule &rhs) noexcept { return !operator==(lhs, rhs); } class Q_AUTOTEST_EXPORT QTzTimeZonePrivate final : public QTimeZonePrivate diff --git a/src/corelib/tools/qtimezoneprivate_tz.cpp b/src/corelib/time/qtimezoneprivate_tz.cpp index 57bc000af5..1c74305e3d 100644 --- a/src/corelib/tools/qtimezoneprivate_tz.cpp +++ b/src/corelib/time/qtimezoneprivate_tz.cpp @@ -40,6 +40,7 @@ #include "qtimezone.h" #include "qtimezoneprivate_p.h" #include "qdatetime_p.h" // ### Qt 5.14: remove once YearRange is on QDateTime +#include "private/qlocale_tools_p.h" #include <QtCore/QFile> #include <QtCore/QHash> @@ -48,8 +49,6 @@ #include <qdebug.h> -#include "qlocale_tools_p.h" - #include <algorithm> #include <errno.h> #include <limits.h> @@ -474,7 +473,7 @@ struct PosixZone static PosixZone invalid() { return {QString(), InvalidOffset}; } static PosixZone parse(const char *&pos, const char *end); - bool hasValidOffset() const Q_DECL_NOTHROW { return offset != InvalidOffset; } + bool hasValidOffset() const noexcept { return offset != InvalidOffset; } }; } // unnamed namespace @@ -522,6 +521,10 @@ PosixZone PosixZone::parse(const char *&pos, const char *end) QString name = QString::fromUtf8(nameBegin, nameEnd - nameBegin); const int offset = zoneEnd > zoneBegin ? parsePosixOffset(zoneBegin, zoneEnd) : InvalidOffset; pos = zoneEnd; + // UTC+hh:mm:ss or GMT+hh:mm:ss should be read as offsets from UTC, not as a + // POSIX rule naming a zone as UTC or GMT and specifying a non-zero offset. + if (offset != 0 && (name == QLatin1String("UTC") || name == QLatin1String("GMT"))) + return invalid(); return {std::move(name), offset}; } @@ -660,8 +663,17 @@ void QTzTimeZonePrivate::init(const QByteArray &ianaId) tzif.setFileName(QLatin1String("/usr/share/zoneinfo/") + QString::fromLocal8Bit(ianaId)); if (!tzif.open(QIODevice::ReadOnly)) { tzif.setFileName(QLatin1String("/usr/lib/zoneinfo/") + QString::fromLocal8Bit(ianaId)); - if (!tzif.open(QIODevice::ReadOnly)) + if (!tzif.open(QIODevice::ReadOnly)) { + // ianaId may be a POSIX rule, taken from $TZ or /etc/TZ + const QByteArray zoneInfo = ianaId.split(',').at(0); + const char *begin = zoneInfo.constBegin(); + if (PosixZone::parse(begin, zoneInfo.constEnd()).hasValidOffset() + && (begin == zoneInfo.constEnd() + || PosixZone::parse(begin, zoneInfo.constEnd()).hasValidOffset())) { + m_id = m_posixRule = ianaId; + } return; + } } } @@ -1134,6 +1146,13 @@ QByteArray QTzTimeZonePrivate::systemTimeZoneId() const } } + // Some systems (e.g. uClibc) have a default value for $TZ in /etc/TZ: + if (ianaId.isEmpty()) { + QFile zone(QStringLiteral("/etc/TZ")); + if (zone.open(QIODevice::ReadOnly)) + ianaId = zone.readAll().trimmed(); + } + // Give up for now and return UTC if (ianaId.isEmpty()) ianaId = utcQByteArray(); diff --git a/src/corelib/tools/qtimezoneprivate_win.cpp b/src/corelib/time/qtimezoneprivate_win.cpp index 1bf2366748..1bf2366748 100644 --- a/src/corelib/tools/qtimezoneprivate_win.cpp +++ b/src/corelib/time/qtimezoneprivate_win.cpp diff --git a/src/corelib/time/time.pri b/src/corelib/time/time.pri new file mode 100644 index 0000000000..bacb7e875d --- /dev/null +++ b/src/corelib/time/time.pri @@ -0,0 +1,34 @@ +# Qt time / date / zone / calendar module + +HEADERS += \ + time/qdatetime.h \ + time/qdatetime_p.h + +SOURCES += time/qdatetime.cpp + +qtConfig(timezone) { + HEADERS += \ + time/qtimezone.h \ + time/qtimezoneprivate_p.h \ + time/qtimezoneprivate_data_p.h + SOURCES += \ + time/qtimezone.cpp \ + time/qtimezoneprivate.cpp + !nacl:darwin: { + SOURCES += time/qtimezoneprivate_mac.mm + } else: android:!android-embedded: { + SOURCES += time/qtimezoneprivate_android.cpp + } else: unix: { + SOURCES += time/qtimezoneprivate_tz.cpp + qtConfig(icu): SOURCES += time/qtimezoneprivate_icu.cpp + } else: qtConfig(icu): { + SOURCES += time/qtimezoneprivate_icu.cpp + } else: win32: { + SOURCES += time/qtimezoneprivate_win.cpp + } +} + +qtConfig(datetimeparser) { + HEADERS += time/qdatetimeparser_p.h + SOURCES += time/qdatetimeparser.cpp +} diff --git a/src/corelib/tools/qalgorithms.h b/src/corelib/tools/qalgorithms.h index 0146e22fa3..b01ce0db58 100644 --- a/src/corelib/tools/qalgorithms.h +++ b/src/corelib/tools/qalgorithms.h @@ -524,7 +524,7 @@ QT_DEPRECATED_X("Use std::binary_search") Q_OUTOFLINE_TEMPLATE RandomAccessItera # if (defined __apple_build_version__ && __clang_major__ >= 7) || (Q_CC_CLANG >= 307) # define QT_HAS_CONSTEXPR_BUILTINS # endif -#elif defined(Q_CC_MSVC) && !defined(Q_CC_INTEL) && !defined(Q_OS_WINCE) && !defined(Q_PROCESSOR_ARM) +#elif defined(Q_CC_MSVC) && !defined(Q_CC_INTEL) && !defined(Q_PROCESSOR_ARM) # define QT_HAS_CONSTEXPR_BUILTINS #elif defined(Q_CC_GNU) # define QT_HAS_CONSTEXPR_BUILTINS @@ -533,7 +533,7 @@ QT_DEPRECATED_X("Use std::binary_search") Q_OUTOFLINE_TEMPLATE RandomAccessItera #if defined QT_HAS_CONSTEXPR_BUILTINS #if defined(Q_CC_GNU) || defined(Q_CC_CLANG) # define QT_HAS_BUILTIN_CTZS -Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_ctzs(quint16 v) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_ctzs(quint16 v) noexcept { # if QT_HAS_BUILTIN(__builtin_ctzs) return __builtin_ctzs(v); @@ -542,7 +542,7 @@ Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_ctzs(quint16 v) Q_DECL_NOTHROW # endif } #define QT_HAS_BUILTIN_CLZS -Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_clzs(quint16 v) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_clzs(quint16 v) noexcept { # if QT_HAS_BUILTIN(__builtin_clzs) return __builtin_clzs(v); @@ -551,44 +551,44 @@ Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_clzs(quint16 v) Q_DECL_NOTHROW # endif } #define QT_HAS_BUILTIN_CTZ -Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_ctz(quint32 v) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_ctz(quint32 v) noexcept { return __builtin_ctz(v); } #define QT_HAS_BUILTIN_CLZ -Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_clz(quint32 v) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_clz(quint32 v) noexcept { return __builtin_clz(v); } #define QT_HAS_BUILTIN_CTZLL -Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_ctzll(quint64 v) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_ctzll(quint64 v) noexcept { return __builtin_ctzll(v); } #define QT_HAS_BUILTIN_CLZLL -Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_clzll(quint64 v) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_clzll(quint64 v) noexcept { return __builtin_clzll(v); } #define QALGORITHMS_USE_BUILTIN_POPCOUNT -Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_popcount(quint32 v) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_popcount(quint32 v) noexcept { return __builtin_popcount(v); } -Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_popcount(quint8 v) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_popcount(quint8 v) noexcept { return __builtin_popcount(v); } -Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_popcount(quint16 v) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_popcount(quint16 v) noexcept { return __builtin_popcount(v); } #define QALGORITHMS_USE_BUILTIN_POPCOUNTLL -Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_popcountll(quint64 v) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR Q_ALWAYS_INLINE uint qt_builtin_popcountll(quint64 v) noexcept { return __builtin_popcountll(v); } -#elif defined(Q_CC_MSVC) && !defined(Q_OS_WINCE) && !defined(Q_PROCESSOR_ARM) +#elif defined(Q_CC_MSVC) && !defined(Q_PROCESSOR_ARM) #define QT_POPCOUNT_CONSTEXPR #define QT_POPCOUNT_RELAXED_CONSTEXPR #define QT_HAS_BUILTIN_CTZ @@ -630,12 +630,12 @@ Q_ALWAYS_INLINE unsigned long qt_builtin_clzll(quint64 val) } #endif // MSVC 64bit # define QT_HAS_BUILTIN_CTZS -Q_ALWAYS_INLINE uint qt_builtin_ctzs(quint16 v) Q_DECL_NOTHROW +Q_ALWAYS_INLINE uint qt_builtin_ctzs(quint16 v) noexcept { return qt_builtin_ctz(v); } #define QT_HAS_BUILTIN_CLZS -Q_ALWAYS_INLINE uint qt_builtin_clzs(quint16 v) Q_DECL_NOTHROW +Q_ALWAYS_INLINE uint qt_builtin_clzs(quint16 v) noexcept { return qt_builtin_clz(v) - 16U; } @@ -652,19 +652,19 @@ Q_ALWAYS_INLINE uint qt_builtin_clzs(quint16 v) Q_DECL_NOTHROW #if defined(__AVX__) || defined(__SSE4_2__) || defined(__POPCNT__) #define QALGORITHMS_USE_BUILTIN_POPCOUNT #define QALGORITHMS_USE_BUILTIN_POPCOUNTLL -Q_ALWAYS_INLINE uint qt_builtin_popcount(quint32 v) Q_DECL_NOTHROW +Q_ALWAYS_INLINE uint qt_builtin_popcount(quint32 v) noexcept { return __popcnt(v); } -Q_ALWAYS_INLINE uint qt_builtin_popcount(quint8 v) Q_DECL_NOTHROW +Q_ALWAYS_INLINE uint qt_builtin_popcount(quint8 v) noexcept { return __popcnt16(v); } -Q_ALWAYS_INLINE uint qt_builtin_popcount(quint16 v) Q_DECL_NOTHROW +Q_ALWAYS_INLINE uint qt_builtin_popcount(quint16 v) noexcept { return __popcnt16(v); } -Q_ALWAYS_INLINE uint qt_builtin_popcountll(quint64 v) Q_DECL_NOTHROW +Q_ALWAYS_INLINE uint qt_builtin_popcountll(quint64 v) noexcept { #if Q_PROCESSOR_WORDSIZE == 8 return __popcnt64(v); @@ -685,7 +685,7 @@ Q_ALWAYS_INLINE uint qt_builtin_popcountll(quint64 v) Q_DECL_NOTHROW } //namespace QAlgorithmsPrivate -Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint32 v) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint32 v) noexcept { #ifdef QALGORITHMS_USE_BUILTIN_POPCOUNT return QAlgorithmsPrivate::qt_builtin_popcount(v); @@ -698,7 +698,7 @@ Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint32 #endif } -Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint8 v) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint8 v) noexcept { #ifdef QALGORITHMS_USE_BUILTIN_POPCOUNT return QAlgorithmsPrivate::qt_builtin_popcount(v); @@ -708,7 +708,7 @@ Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint8 #endif } -Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint16 v) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint16 v) noexcept { #ifdef QALGORITHMS_USE_BUILTIN_POPCOUNT return QAlgorithmsPrivate::qt_builtin_popcount(v); @@ -719,7 +719,7 @@ Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint16 #endif } -Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint64 v) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint64 v) noexcept { #ifdef QALGORITHMS_USE_BUILTIN_POPCOUNTLL return QAlgorithmsPrivate::qt_builtin_popcountll(v); @@ -734,7 +734,7 @@ Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(quint64 #endif } -Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(long unsigned int v) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(long unsigned int v) noexcept { return qPopulationCount(static_cast<quint64>(v)); } @@ -744,7 +744,7 @@ Q_DECL_CONST_FUNCTION QT_POPCOUNT_CONSTEXPR inline uint qPopulationCount(long un #endif #undef QT_POPCOUNT_CONSTEXPR -Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint32 v) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint32 v) noexcept { #if defined(QT_HAS_BUILTIN_CTZ) return v ? QAlgorithmsPrivate::qt_builtin_ctz(v) : 32U; @@ -762,7 +762,7 @@ Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint32 v) Q_DECL_NO #endif } -Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint8 v) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint8 v) noexcept { #if defined(QT_HAS_BUILTIN_CTZ) return v ? QAlgorithmsPrivate::qt_builtin_ctz(v) : 8U; @@ -777,7 +777,7 @@ Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint8 v) Q_DECL_NOT #endif } -Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint16 v) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint16 v) noexcept { #if defined(QT_HAS_BUILTIN_CTZS) return v ? QAlgorithmsPrivate::qt_builtin_ctzs(v) : 16U; @@ -793,7 +793,7 @@ Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint16 v) Q_DECL_NO #endif } -Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint64 v) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint64 v) noexcept { #if defined(QT_HAS_BUILTIN_CTZLL) return v ? QAlgorithmsPrivate::qt_builtin_ctzll(v) : 64; @@ -804,12 +804,12 @@ Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(quint64 v) Q_DECL_NO #endif } -Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(unsigned long v) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline uint qCountTrailingZeroBits(unsigned long v) noexcept { return qCountTrailingZeroBits(QIntegerForSizeof<long>::Unsigned(v)); } -Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint32 v) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint32 v) noexcept { #if defined(QT_HAS_BUILTIN_CLZ) return v ? QAlgorithmsPrivate::qt_builtin_clz(v) : 32U; @@ -824,7 +824,7 @@ Q_DECL_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint32 v) Q_DECL_NOT #endif } -QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint8 v) Q_DECL_NOTHROW +QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint8 v) noexcept { #if defined(QT_HAS_BUILTIN_CLZ) return v ? QAlgorithmsPrivate::qt_builtin_clz(v)-24U : 8U; @@ -836,7 +836,7 @@ QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint8 v) Q_DECL #endif } -QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint16 v) Q_DECL_NOTHROW +QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint16 v) noexcept { #if defined(QT_HAS_BUILTIN_CLZS) return v ? QAlgorithmsPrivate::qt_builtin_clzs(v) : 16U; @@ -849,7 +849,7 @@ QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint16 v) Q_DEC #endif } -QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint64 v) Q_DECL_NOTHROW +QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint64 v) noexcept { #if defined(QT_HAS_BUILTIN_CLZLL) return v ? QAlgorithmsPrivate::qt_builtin_clzll(v) : 64U; @@ -864,7 +864,7 @@ QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(quint64 v) Q_DEC #endif } -QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(unsigned long v) Q_DECL_NOTHROW +QT_POPCOUNT_RELAXED_CONSTEXPR inline uint qCountLeadingZeroBits(unsigned long v) noexcept { return qCountLeadingZeroBits(QIntegerForSizeof<long>::Unsigned(v)); } diff --git a/src/corelib/tools/qarraydata.cpp b/src/corelib/tools/qarraydata.cpp index a91d833e3b..844cde5563 100644 --- a/src/corelib/tools/qarraydata.cpp +++ b/src/corelib/tools/qarraydata.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2016 Intel Corporation. ** Contact: https://www.qt.io/licensing/ ** @@ -41,11 +41,114 @@ #include <QtCore/qarraydata.h> #include <QtCore/private/qnumeric_p.h> #include <QtCore/private/qtools_p.h> +#include <QtCore/qmath.h> #include <stdlib.h> QT_BEGIN_NAMESPACE +/* + * This pair of functions is declared in qtools_p.h and is used by the Qt + * containers to allocate memory and grow the memory block during append + * operations. + * + * They take size_t parameters and return size_t so they will change sizes + * according to the pointer width. However, knowing Qt containers store the + * container size and element indexes in ints, these functions never return a + * size larger than INT_MAX. This is done by casting the element count and + * memory block size to int in several comparisons: the check for negative is + * very fast on most platforms as the code only needs to check the sign bit. + * + * These functions return SIZE_MAX on overflow, which can be passed to malloc() + * and will surely cause a NULL return (there's no way you can allocate a + * memory block the size of your entire VM space). + */ + +/*! + \internal + \since 5.7 + + Returns the memory block size for a container containing \a elementCount + elements, each of \a elementSize bytes, plus a header of \a headerSize + bytes. That is, this function returns \c + {elementCount * elementSize + headerSize} + + but unlike the simple calculation, it checks for overflows during the + multiplication and the addition. + + Both \a elementCount and \a headerSize can be zero, but \a elementSize + cannot. + + This function returns SIZE_MAX (~0) on overflow or if the memory block size + would not fit an int. +*/ +size_t qCalculateBlockSize(size_t elementCount, size_t elementSize, size_t headerSize) noexcept +{ + unsigned count = unsigned(elementCount); + unsigned size = unsigned(elementSize); + unsigned header = unsigned(headerSize); + Q_ASSERT(elementSize); + Q_ASSERT(size == elementSize); + Q_ASSERT(header == headerSize); + + if (Q_UNLIKELY(count != elementCount)) + return std::numeric_limits<size_t>::max(); + + unsigned bytes; + if (Q_UNLIKELY(mul_overflow(size, count, &bytes)) || + Q_UNLIKELY(add_overflow(bytes, header, &bytes))) + return std::numeric_limits<size_t>::max(); + if (Q_UNLIKELY(int(bytes) < 0)) // catches bytes >= 2GB + return std::numeric_limits<size_t>::max(); + + return bytes; +} + +/*! + \internal + \since 5.7 + + Returns the memory block size and the number of elements that will fit in + that block for a container containing \a elementCount elements, each of \a + elementSize bytes, plus a header of \a headerSize bytes. This function + assumes the container will grow and pre-allocates a growth factor. + + Both \a elementCount and \a headerSize can be zero, but \a elementSize + cannot. + + This function returns SIZE_MAX (~0) on overflow or if the memory block size + would not fit an int. + + \note The memory block may contain up to \a elementSize - 1 bytes more than + needed. +*/ +CalculateGrowingBlockSizeResult +qCalculateGrowingBlockSize(size_t elementCount, size_t elementSize, size_t headerSize) noexcept +{ + CalculateGrowingBlockSizeResult result = { + std::numeric_limits<size_t>::max(),std::numeric_limits<size_t>::max() + }; + + unsigned bytes = unsigned(qCalculateBlockSize(elementCount, elementSize, headerSize)); + if (int(bytes) < 0) // catches std::numeric_limits<size_t>::max() + return result; + + unsigned morebytes = qNextPowerOfTwo(bytes); + if (Q_UNLIKELY(int(morebytes) < 0)) { + // catches morebytes == 2GB + // grow by half the difference between bytes and morebytes + bytes += (morebytes - bytes) / 2; + } else { + bytes = morebytes; + } + + result.elementCount = (bytes - unsigned(headerSize)) / unsigned(elementSize); + result.size = bytes; + return result; +} + +// End of qtools_p.h implementation + QT_WARNING_PUSH QT_WARNING_DISABLE_GCC("-Wmissing-field-initializers") @@ -87,7 +190,7 @@ static QArrayData *reallocateData(QArrayData *header, size_t allocSize, uint opt } QArrayData *QArrayData::allocate(size_t objectSize, size_t alignment, - size_t capacity, AllocationOptions options) Q_DECL_NOTHROW + size_t capacity, AllocationOptions options) noexcept { // Alignment is a power of two Q_ASSERT(alignment >= Q_ALIGNOF(QArrayData) @@ -112,7 +215,7 @@ QArrayData *QArrayData::allocate(size_t objectSize, size_t alignment, headerSize += (alignment - Q_ALIGNOF(QArrayData)); if (headerSize > size_t(MaxAllocSize)) - return 0; + return nullptr; size_t allocSize = calculateBlockSize(capacity, objectSize, headerSize, options); QArrayData *header = static_cast<QArrayData *>(::malloc(allocSize)); @@ -135,7 +238,7 @@ QArrayData *QArrayData::allocate(size_t objectSize, size_t alignment, } QArrayData *QArrayData::reallocateUnaligned(QArrayData *data, size_t objectSize, size_t capacity, - AllocationOptions options) Q_DECL_NOTHROW + AllocationOptions options) noexcept { Q_ASSERT(data); Q_ASSERT(data->isMutable()); @@ -150,7 +253,7 @@ QArrayData *QArrayData::reallocateUnaligned(QArrayData *data, size_t objectSize, } void QArrayData::deallocate(QArrayData *data, size_t objectSize, - size_t alignment) Q_DECL_NOTHROW + size_t alignment) noexcept { // Alignment is a power of two Q_ASSERT(alignment >= Q_ALIGNOF(QArrayData) diff --git a/src/corelib/tools/qarraydata.h b/src/corelib/tools/qarraydata.h index a642fb9b39..074072b987 100644 --- a/src/corelib/tools/qarraydata.h +++ b/src/corelib/tools/qarraydata.h @@ -113,14 +113,14 @@ struct Q_CORE_EXPORT QArrayData } Q_REQUIRED_RESULT static QArrayData *allocate(size_t objectSize, size_t alignment, - size_t capacity, AllocationOptions options = Default) Q_DECL_NOTHROW; + size_t capacity, AllocationOptions options = Default) noexcept; Q_REQUIRED_RESULT static QArrayData *reallocateUnaligned(QArrayData *data, size_t objectSize, - size_t newCapacity, AllocationOptions newOptions = Default) Q_DECL_NOTHROW; + size_t newCapacity, AllocationOptions newOptions = Default) noexcept; static void deallocate(QArrayData *data, size_t objectSize, - size_t alignment) Q_DECL_NOTHROW; + size_t alignment) noexcept; static const QArrayData shared_null[2]; - static QArrayData *sharedNull() Q_DECL_NOTHROW { return const_cast<QArrayData*>(shared_null); } + static QArrayData *sharedNull() noexcept { return const_cast<QArrayData*>(shared_null); } }; Q_DECLARE_OPERATORS_FOR_FLAGS(QArrayData::AllocationOptions) @@ -254,7 +254,7 @@ struct QTypedArrayData return result; } - static QTypedArrayData *sharedNull() Q_DECL_NOTHROW + static QTypedArrayData *sharedNull() noexcept { Q_STATIC_ASSERT(sizeof(QTypedArrayData) == sizeof(QArrayData)); return static_cast<QTypedArrayData *>(QArrayData::sharedNull()); @@ -306,8 +306,6 @@ struct QArrayDataPointerRef // accomplished by hiding a static const instance of QStaticArrayData, which is // POD. -#if defined(Q_COMPILER_VARIADIC_MACROS) -#if defined(Q_COMPILER_LAMBDA) // Hide array inside a lambda #define Q_ARRAY_LITERAL(Type, ...) \ ([]() -> QArrayDataPointerRef<Type> { \ @@ -324,15 +322,12 @@ struct QArrayDataPointerRef return StaticWrapper::get(); \ }()) \ /**/ -#endif -#endif // defined(Q_COMPILER_VARIADIC_MACROS) -#if defined(Q_ARRAY_LITERAL) #define Q_ARRAY_LITERAL_IMPL(Type, ...) \ - union { Type type_must_be_POD; } dummy; Q_UNUSED(dummy) \ + Q_STATIC_ASSERT(std::is_literal_type<Type>::value); \ \ /* Portable compile-time array size computation */ \ - Type data[] = { __VA_ARGS__ }; Q_UNUSED(data) \ + Q_CONSTEXPR Type data[] = { __VA_ARGS__ }; Q_UNUSED(data); \ enum { Size = sizeof(data) / sizeof(data[0]) }; \ \ static const QStaticArrayData<Type, Size> literal = { \ @@ -342,31 +337,6 @@ struct QArrayDataPointerRef { static_cast<QTypedArrayData<Type> *>( \ const_cast<QArrayData *>(&literal.header)) }; \ /**/ -#else -// As a fallback, memory is allocated and data copied to the heap. - -// The fallback macro does NOT use variadic macros and does NOT support -// variable number of arguments. It is suitable for char arrays. - -namespace QtPrivate { - template <class T, size_t N> - inline QArrayDataPointerRef<T> qMakeArrayLiteral(const T (&array)[N]) - { - union { T type_must_be_POD; } dummy; Q_UNUSED(dummy) - - QArrayDataPointerRef<T> result = { QTypedArrayData<T>::allocate(N) }; - Q_CHECK_PTR(result.ptr); - - ::memcpy(result.ptr->data(), array, N * sizeof(T)); - result.ptr->size = N; - - return result; - } -} - -#define Q_ARRAY_LITERAL(Type, Array) \ - QT_PREPEND_NAMESPACE(QtPrivate::qMakeArrayLiteral)<Type>( Array ) -#endif // !defined(Q_ARRAY_LITERAL) namespace QtPrivate { struct Q_CORE_EXPORT QContainerImplHelper diff --git a/src/corelib/tools/qarraydatapointer.h b/src/corelib/tools/qarraydatapointer.h index 51cfa6e849..0322615f91 100644 --- a/src/corelib/tools/qarraydatapointer.h +++ b/src/corelib/tools/qarraydatapointer.h @@ -52,7 +52,7 @@ private: typedef QArrayDataOps<T> DataOps; public: - QArrayDataPointer() Q_DECL_NOTHROW + QArrayDataPointer() noexcept : d(Data::sharedNull()) { } @@ -82,20 +82,18 @@ public: return *this; } -#ifdef Q_COMPILER_RVALUE_REFS - QArrayDataPointer(QArrayDataPointer &&other) Q_DECL_NOTHROW + QArrayDataPointer(QArrayDataPointer &&other) noexcept : d(other.d) { other.d = Data::sharedNull(); } - QArrayDataPointer &operator=(QArrayDataPointer &&other) Q_DECL_NOTHROW + QArrayDataPointer &operator=(QArrayDataPointer &&other) noexcept { QArrayDataPointer moved(std::move(other)); this->swap(moved); return *this; } -#endif DataOps &operator*() const { @@ -150,7 +148,7 @@ public: bool isSharable() const { return d->isSharable(); } #endif - void swap(QArrayDataPointer &other) Q_DECL_NOTHROW + void swap(QArrayDataPointer &other) noexcept { qSwap(d, other.d); } diff --git a/src/corelib/tools/qbitarray.h b/src/corelib/tools/qbitarray.h index ff40bf5654..9b0e931aca 100644 --- a/src/corelib/tools/qbitarray.h +++ b/src/corelib/tools/qbitarray.h @@ -50,21 +50,19 @@ class Q_CORE_EXPORT QBitArray { friend Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, const QBitArray &); friend Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QBitArray &); - friend Q_CORE_EXPORT uint qHash(const QBitArray &key, uint seed) Q_DECL_NOTHROW; + friend Q_CORE_EXPORT uint qHash(const QBitArray &key, uint seed) noexcept; QByteArray d; public: - inline QBitArray() Q_DECL_NOTHROW {} + inline QBitArray() noexcept {} explicit QBitArray(int size, bool val = false); QBitArray(const QBitArray &other) : d(other.d) {} inline QBitArray &operator=(const QBitArray &other) { d = other.d; return *this; } -#ifdef Q_COMPILER_RVALUE_REFS - inline QBitArray(QBitArray &&other) Q_DECL_NOTHROW : d(std::move(other.d)) {} - inline QBitArray &operator=(QBitArray &&other) Q_DECL_NOTHROW + inline QBitArray(QBitArray &&other) noexcept : d(std::move(other.d)) {} + inline QBitArray &operator=(QBitArray &&other) noexcept { qSwap(d, other.d); return *this; } -#endif - inline void swap(QBitArray &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + inline void swap(QBitArray &other) noexcept { qSwap(d, other.d); } inline int size() const { return (d.size() << 3) - *d.constData(); } inline int count() const { return (d.size() << 3) - *d.constData(); } diff --git a/src/corelib/tools/qbytearray.cpp b/src/corelib/tools/qbytearray.cpp index 6cc41a8956..c25d39461f 100644 --- a/src/corelib/tools/qbytearray.cpp +++ b/src/corelib/tools/qbytearray.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Copyright (C) 2016 Intel Corporation. ** Contact: https://www.qt.io/licensing/ ** @@ -130,106 +130,6 @@ int qFindByteArray( const char *haystack0, int haystackLen, int from, const char *needle0, int needleLen); -/* - * This pair of functions is declared in qtools_p.h and is used by the Qt - * containers to allocate memory and grow the memory block during append - * operations. - * - * They take size_t parameters and return size_t so they will change sizes - * according to the pointer width. However, knowing Qt containers store the - * container size and element indexes in ints, these functions never return a - * size larger than INT_MAX. This is done by casting the element count and - * memory block size to int in several comparisons: the check for negative is - * very fast on most platforms as the code only needs to check the sign bit. - * - * These functions return SIZE_MAX on overflow, which can be passed to malloc() - * and will surely cause a NULL return (there's no way you can allocate a - * memory block the size of your entire VM space). - */ - -/*! - \internal - \since 5.7 - - Returns the memory block size for a container containing \a elementCount - elements, each of \a elementSize bytes, plus a header of \a headerSize - bytes. That is, this function returns \c - {elementCount * elementSize + headerSize} - - but unlike the simple calculation, it checks for overflows during the - multiplication and the addition. - - Both \a elementCount and \a headerSize can be zero, but \a elementSize - cannot. - - This function returns SIZE_MAX (~0) on overflow or if the memory block size - would not fit an int. -*/ -size_t qCalculateBlockSize(size_t elementCount, size_t elementSize, size_t headerSize) Q_DECL_NOTHROW -{ - unsigned count = unsigned(elementCount); - unsigned size = unsigned(elementSize); - unsigned header = unsigned(headerSize); - Q_ASSERT(elementSize); - Q_ASSERT(size == elementSize); - Q_ASSERT(header == headerSize); - - if (Q_UNLIKELY(count != elementCount)) - return std::numeric_limits<size_t>::max(); - - unsigned bytes; - if (Q_UNLIKELY(mul_overflow(size, count, &bytes)) || - Q_UNLIKELY(add_overflow(bytes, header, &bytes))) - return std::numeric_limits<size_t>::max(); - if (Q_UNLIKELY(int(bytes) < 0)) // catches bytes >= 2GB - return std::numeric_limits<size_t>::max(); - - return bytes; -} - -/*! - \internal - \since 5.7 - - Returns the memory block size and the number of elements that will fit in - that block for a container containing \a elementCount elements, each of \a - elementSize bytes, plus a header of \a headerSize bytes. This function - assumes the container will grow and pre-allocates a growth factor. - - Both \a elementCount and \a headerSize can be zero, but \a elementSize - cannot. - - This function returns SIZE_MAX (~0) on overflow or if the memory block size - would not fit an int. - - \note The memory block may contain up to \a elementSize - 1 bytes more than - needed. -*/ -CalculateGrowingBlockSizeResult -qCalculateGrowingBlockSize(size_t elementCount, size_t elementSize, size_t headerSize) Q_DECL_NOTHROW -{ - CalculateGrowingBlockSizeResult result = { - std::numeric_limits<size_t>::max(),std::numeric_limits<size_t>::max() - }; - - unsigned bytes = unsigned(qCalculateBlockSize(elementCount, elementSize, headerSize)); - if (int(bytes) < 0) // catches std::numeric_limits<size_t>::max() - return result; - - unsigned morebytes = qNextPowerOfTwo(bytes); - if (Q_UNLIKELY(int(morebytes) < 0)) { - // catches morebytes == 2GB - // grow by half the difference between bytes and morebytes - bytes += (morebytes - bytes) / 2; - } else { - bytes = morebytes; - } - - result.elementCount = (bytes - unsigned(headerSize)) / unsigned(elementSize); - result.size = bytes; - return result; -} - /***************************************************************************** Safe and portable C string functions; extensions to standard string.h *****************************************************************************/ @@ -1281,7 +1181,7 @@ QByteArray qUncompress(const uchar* data, int nbytes) Assigns \a other to this byte array and returns a reference to this byte array. */ -QByteArray &QByteArray::operator=(const QByteArray & other) Q_DECL_NOTHROW +QByteArray &QByteArray::operator=(const QByteArray & other) noexcept { other.d->ref.ref(); if (!d->ref.deref()) @@ -1537,6 +1437,15 @@ QByteArray &QByteArray::operator=(const char *str) will apply to the character in the QByteArray from which you got the reference. + \note Before Qt 5.14 it was possible to use this operator to access + a character at an out-of-bounds position in the byte array, and + then assign to such a position, causing the byte array to be + automatically resized. Furthermore, assigning a value to the + returned QByteRef would cause a detach of the byte array, even if the + byte array has been copied in the meanwhile (and the QByteRef kept + alive while the copy was taken). These behaviors are deprecated, + and will be changed in a future version of Qt. + \sa at() */ @@ -2163,7 +2072,7 @@ static inline QByteArray &qbytearray_insert(QByteArray *ba, { Q_ASSERT(pos >= 0); - if (pos < 0 || len <= 0 || arr == 0) + if (pos < 0 || len <= 0 || arr == nullptr) return *ba; int oldsize = ba->size(); @@ -3282,10 +3191,10 @@ static QByteArray toCase_template(T &input, const uchar * table) } if (firstBad == e) - return qMove(input); + return std::move(input); // transform the rest - QByteArray s = qMove(input); // will copy if T is const QByteArray + QByteArray s = std::move(input); // will copy if T is const QByteArray char *b = s.begin(); // will detach if necessary char *p = b + (firstBad - orig_begin); e = b + s.size(); @@ -4136,10 +4045,9 @@ ushort QByteArray::toUShort(bool *ok, int base) const double QByteArray::toDouble(bool *ok) const { - QByteArray nulled = nulTerminated(); bool nonNullOk = false; int processed = 0; - double d = qt_asciiToDouble(nulled.constData(), nulled.length(), + double d = qt_asciiToDouble(constData(), size(), nonNullOk, processed, WhitespacesAllowed); if (ok) *ok = nonNullOk; @@ -4867,7 +4775,7 @@ static void q_toPercentEncoding(QByteArray *ba, const char *dontEncode, const ch QByteArray input = *ba; int len = input.count(); const char *inputData = input.constData(); - char *output = 0; + char *output = nullptr; int length = 0; for (int i = 0; i < len; ++i) { @@ -4907,7 +4815,7 @@ void q_toPercentEncoding(QByteArray *ba, const char *exclude, const char *includ void q_normalizePercentEncoding(QByteArray *ba, const char *exclude) { q_fromPercentEncoding(ba, '%'); - q_toPercentEncoding(ba, exclude, 0, '%'); + q_toPercentEncoding(ba, exclude, nullptr, '%'); } /*! @@ -5055,4 +4963,41 @@ QByteArray QByteArray::toPercentEncoding(const QByteArray &exclude, const QByteA \sa QStringLiteral */ +namespace QtPrivate { +namespace DeprecatedRefClassBehavior { +void warn(WarningType w, EmittingClass c) +{ + static const char deprecatedBehaviorString[] = + "The corresponding behavior is deprecated, and will be changed" + " in a future version of Qt."; + + const char *emittingClassName = nullptr; + const char *containerClassName = nullptr; + + switch (c) { + case EmittingClass::QByteRef: + emittingClassName = "QByteRef"; + containerClassName = "QByteArray"; + break; + case EmittingClass::QCharRef: + emittingClassName = "QCharRef"; + containerClassName = "QString"; + break; + } + + switch (w) { + case WarningType::OutOfRange: + qWarning("Using %s with an index pointing outside the valid range of a %s. %s", + emittingClassName, containerClassName, deprecatedBehaviorString); + break; + case WarningType::DelayedDetach: + qWarning("Using %s with on a %s that is not already detached. %s", + emittingClassName, containerClassName, deprecatedBehaviorString); + break; + } +} +} // namespace DeprecatedRefClassBehavior +} // namespace QtPrivate + + QT_END_NAMESPACE diff --git a/src/corelib/tools/qbytearray.h b/src/corelib/tools/qbytearray.h index 8ee3a29ecc..a81051d309 100644 --- a/src/corelib/tools/qbytearray.h +++ b/src/corelib/tools/qbytearray.h @@ -168,22 +168,20 @@ public: }; Q_DECLARE_FLAGS(Base64Options, Base64Option) - inline QByteArray() Q_DECL_NOTHROW; + inline QByteArray() noexcept; QByteArray(const char *, int size = -1); QByteArray(int size, char c); QByteArray(int size, Qt::Initialization); - inline QByteArray(const QByteArray &) Q_DECL_NOTHROW; + inline QByteArray(const QByteArray &) noexcept; inline ~QByteArray(); - QByteArray &operator=(const QByteArray &) Q_DECL_NOTHROW; + QByteArray &operator=(const QByteArray &) noexcept; QByteArray &operator=(const char *str); -#ifdef Q_COMPILER_RVALUE_REFS - inline QByteArray(QByteArray && other) Q_DECL_NOTHROW : d(other.d) { other.d = Data::sharedNull(); } - inline QByteArray &operator=(QByteArray &&other) Q_DECL_NOTHROW + inline QByteArray(QByteArray && other) noexcept : d(other.d) { other.d = Data::sharedNull(); } + inline QByteArray &operator=(QByteArray &&other) noexcept { qSwap(d, other.d); return *this; } -#endif - inline void swap(QByteArray &other) Q_DECL_NOTHROW + inline void swap(QByteArray &other) noexcept { qSwap(d, other.d); } inline int size() const; @@ -211,8 +209,8 @@ public: inline char at(int i) const; inline char operator[](int i) const; inline char operator[](uint i) const; - inline QByteRef operator[](int i); - inline QByteRef operator[](uint i); + Q_REQUIRED_RESULT inline QByteRef operator[](int i); + Q_REQUIRED_RESULT inline QByteRef operator[](uint i); Q_REQUIRED_RESULT char front() const { return at(0); } Q_REQUIRED_RESULT inline QByteRef front(); Q_REQUIRED_RESULT char back() const { return at(size() - 1); } @@ -472,7 +470,7 @@ public: Q_DECLARE_OPERATORS_FOR_FLAGS(QByteArray::Base64Options) -inline QByteArray::QByteArray() Q_DECL_NOTHROW : d(Data::sharedNull()) { } +inline QByteArray::QByteArray() noexcept : d(Data::sharedNull()) { } inline QByteArray::~QByteArray() { if (!d->ref.deref()) Data::deallocate(d); } inline int QByteArray::size() const { return d->size; } @@ -502,7 +500,7 @@ inline void QByteArray::detach() { if (d->ref.isShared() || (d->offset != sizeof(QByteArrayData))) reallocData(uint(d->size) + 1u, d->detachFlags()); } inline bool QByteArray::isDetached() const { return !d->ref.isShared(); } -inline QByteArray::QByteArray(const QByteArray &a) Q_DECL_NOTHROW : d(a.d) +inline QByteArray::QByteArray(const QByteArray &a) noexcept : d(a.d) { d->ref.ref(); } inline int QByteArray::capacity() const @@ -530,7 +528,27 @@ inline void QByteArray::squeeze() } } -class Q_CORE_EXPORT QByteRef { +namespace QtPrivate { +namespace DeprecatedRefClassBehavior { + enum class EmittingClass { + QByteRef, + QCharRef, + }; + + enum class WarningType { + OutOfRange, + DelayedDetach, + }; + + Q_CORE_EXPORT Q_DECL_COLD_FUNCTION void warn(WarningType w, EmittingClass c); +} // namespace DeprecatedAssignmentOperatorBehavior +} // namespace QtPrivate + +class +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) +Q_CORE_EXPORT +#endif +QByteRef { QByteArray &a; int i; inline QByteRef(QByteArray &array, int idx) @@ -538,13 +556,37 @@ class Q_CORE_EXPORT QByteRef { friend class QByteArray; public: inline operator char() const - { return i < a.d->size ? a.d->data()[i] : char(0); } + { + using namespace QtPrivate::DeprecatedRefClassBehavior; + if (Q_LIKELY(i < a.d->size)) + return a.d->data()[i]; +#ifdef QT_DEBUG + warn(WarningType::OutOfRange, EmittingClass::QByteRef); +#endif + return char(0); + } inline QByteRef &operator=(char c) - { if (i >= a.d->size) a.expand(i); else a.detach(); - a.d->data()[i] = c; return *this; } + { + using namespace QtPrivate::DeprecatedRefClassBehavior; + if (Q_UNLIKELY(i >= a.d->size)) { +#ifdef QT_DEBUG + warn(WarningType::OutOfRange, EmittingClass::QByteRef); +#endif + a.expand(i); + } else { +#ifdef QT_DEBUG + if (Q_UNLIKELY(!a.isDetached())) + warn(WarningType::DelayedDetach, EmittingClass::QByteRef); +#endif + a.detach(); + } + a.d->data()[i] = c; + return *this; + } inline QByteRef &operator=(const QByteRef &c) - { if (i >= a.d->size) a.expand(i); else a.detach(); - a.d->data()[i] = c.a.d->data()[c.i]; return *this; } + { + return operator=(char(c)); + } inline bool operator==(char c) const { return a.d->data()[i] == c; } inline bool operator!=(char c) const @@ -560,9 +602,9 @@ public: }; inline QByteRef QByteArray::operator[](int i) -{ Q_ASSERT(i >= 0); return QByteRef(*this, i); } +{ Q_ASSERT(i >= 0); detach(); return QByteRef(*this, i); } inline QByteRef QByteArray::operator[](uint i) -{ return QByteRef(*this, i); } +{ detach(); return QByteRef(*this, i); } inline QByteRef QByteArray::front() { return operator[](0); } inline QByteRef QByteArray::back() { return operator[](size() - 1); } inline QByteArray::iterator QByteArray::begin() @@ -617,41 +659,41 @@ inline int QByteArray::compare(const QByteArray &a, Qt::CaseSensitivity cs) cons return cs == Qt::CaseSensitive ? qstrcmp(*this, a) : qstrnicmp(data(), size(), a.data(), a.size()); } -inline bool operator==(const QByteArray &a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator==(const QByteArray &a1, const QByteArray &a2) noexcept { return (a1.size() == a2.size()) && (memcmp(a1.constData(), a2.constData(), a1.size())==0); } -inline bool operator==(const QByteArray &a1, const char *a2) Q_DECL_NOTHROW +inline bool operator==(const QByteArray &a1, const char *a2) noexcept { return a2 ? qstrcmp(a1,a2) == 0 : a1.isEmpty(); } -inline bool operator==(const char *a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator==(const char *a1, const QByteArray &a2) noexcept { return a1 ? qstrcmp(a1,a2) == 0 : a2.isEmpty(); } -inline bool operator!=(const QByteArray &a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator!=(const QByteArray &a1, const QByteArray &a2) noexcept { return !(a1==a2); } -inline bool operator!=(const QByteArray &a1, const char *a2) Q_DECL_NOTHROW +inline bool operator!=(const QByteArray &a1, const char *a2) noexcept { return a2 ? qstrcmp(a1,a2) != 0 : !a1.isEmpty(); } -inline bool operator!=(const char *a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator!=(const char *a1, const QByteArray &a2) noexcept { return a1 ? qstrcmp(a1,a2) != 0 : !a2.isEmpty(); } -inline bool operator<(const QByteArray &a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator<(const QByteArray &a1, const QByteArray &a2) noexcept { return qstrcmp(a1, a2) < 0; } - inline bool operator<(const QByteArray &a1, const char *a2) Q_DECL_NOTHROW + inline bool operator<(const QByteArray &a1, const char *a2) noexcept { return qstrcmp(a1, a2) < 0; } -inline bool operator<(const char *a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator<(const char *a1, const QByteArray &a2) noexcept { return qstrcmp(a1, a2) < 0; } -inline bool operator<=(const QByteArray &a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator<=(const QByteArray &a1, const QByteArray &a2) noexcept { return qstrcmp(a1, a2) <= 0; } -inline bool operator<=(const QByteArray &a1, const char *a2) Q_DECL_NOTHROW +inline bool operator<=(const QByteArray &a1, const char *a2) noexcept { return qstrcmp(a1, a2) <= 0; } -inline bool operator<=(const char *a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator<=(const char *a1, const QByteArray &a2) noexcept { return qstrcmp(a1, a2) <= 0; } -inline bool operator>(const QByteArray &a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator>(const QByteArray &a1, const QByteArray &a2) noexcept { return qstrcmp(a1, a2) > 0; } -inline bool operator>(const QByteArray &a1, const char *a2) Q_DECL_NOTHROW +inline bool operator>(const QByteArray &a1, const char *a2) noexcept { return qstrcmp(a1, a2) > 0; } -inline bool operator>(const char *a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator>(const char *a1, const QByteArray &a2) noexcept { return qstrcmp(a1, a2) > 0; } -inline bool operator>=(const QByteArray &a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator>=(const QByteArray &a1, const QByteArray &a2) noexcept { return qstrcmp(a1, a2) >= 0; } -inline bool operator>=(const QByteArray &a1, const char *a2) Q_DECL_NOTHROW +inline bool operator>=(const QByteArray &a1, const char *a2) noexcept { return qstrcmp(a1, a2) >= 0; } -inline bool operator>=(const char *a1, const QByteArray &a2) Q_DECL_NOTHROW +inline bool operator>=(const char *a1, const QByteArray &a2) noexcept { return qstrcmp(a1, a2) >= 0; } #if !defined(QT_USE_QSTRINGBUILDER) inline const QByteArray operator+(const QByteArray &a1, const QByteArray &a2) diff --git a/src/corelib/tools/qbytearraymatcher.cpp b/src/corelib/tools/qbytearraymatcher.cpp index 72f0e0519d..72e09226af 100644 --- a/src/corelib/tools/qbytearraymatcher.cpp +++ b/src/corelib/tools/qbytearraymatcher.cpp @@ -116,9 +116,9 @@ static inline int bm_find(const uchar *cc, int l, int index, const uchar *puc, u Call setPattern() to give it a pattern to match. */ QByteArrayMatcher::QByteArrayMatcher() - : d(0) + : d(nullptr) { - p.p = 0; + p.p = nullptr; p.l = 0; memset(p.q_skiptable, 0, sizeof(p.q_skiptable)); } @@ -129,7 +129,7 @@ QByteArrayMatcher::QByteArrayMatcher() the destructor does not delete \a pattern. */ QByteArrayMatcher::QByteArrayMatcher(const char *pattern, int length) - : d(0) + : d(nullptr) { p.p = reinterpret_cast<const uchar *>(pattern); p.l = length; @@ -141,7 +141,7 @@ QByteArrayMatcher::QByteArrayMatcher(const char *pattern, int length) Call indexIn() to perform a search. */ QByteArrayMatcher::QByteArrayMatcher(const QByteArray &pattern) - : d(0), q_pattern(pattern) + : d(nullptr), q_pattern(pattern) { p.p = reinterpret_cast<const uchar *>(pattern.constData()); p.l = pattern.size(); @@ -152,7 +152,7 @@ QByteArrayMatcher::QByteArrayMatcher(const QByteArray &pattern) Copies the \a other byte array matcher to this byte array matcher. */ QByteArrayMatcher::QByteArrayMatcher(const QByteArrayMatcher &other) - : d(0) + : d(nullptr) { operator=(other); } @@ -404,7 +404,7 @@ int qFindByteArray( /*! \internal */ -int QStaticByteArrayMatcherBase::indexOfIn(const char *needle, uint nlen, const char *haystack, int hlen, int from) const Q_DECL_NOTHROW +int QStaticByteArrayMatcherBase::indexOfIn(const char *needle, uint nlen, const char *haystack, int hlen, int from) const noexcept { if (from < 0) from = 0; diff --git a/src/corelib/tools/qbytearraymatcher.h b/src/corelib/tools/qbytearraymatcher.h index dafaea9c12..0eedfc1d20 100644 --- a/src/corelib/tools/qbytearraymatcher.h +++ b/src/corelib/tools/qbytearraymatcher.h @@ -90,15 +90,15 @@ class QStaticByteArrayMatcherBase uchar data[256]; } m_skiptable; protected: - explicit Q_DECL_RELAXED_CONSTEXPR QStaticByteArrayMatcherBase(const char *pattern, uint n) Q_DECL_NOTHROW + explicit Q_DECL_RELAXED_CONSTEXPR QStaticByteArrayMatcherBase(const char *pattern, uint n) noexcept : m_skiptable(generate(pattern, n)) {} // compiler-generated copy/more ctors/assignment operators are ok! // compiler-generated dtor is ok! - Q_CORE_EXPORT int indexOfIn(const char *needle, uint nlen, const char *haystack, int hlen, int from) const Q_DECL_NOTHROW; + Q_CORE_EXPORT int indexOfIn(const char *needle, uint nlen, const char *haystack, int hlen, int from) const noexcept; private: - static Q_DECL_RELAXED_CONSTEXPR Skiptable generate(const char *pattern, uint n) Q_DECL_NOTHROW + static Q_DECL_RELAXED_CONSTEXPR Skiptable generate(const char *pattern, uint n) noexcept { const auto uchar_max = (std::numeric_limits<uchar>::max)(); uchar max = n > uchar_max ? uchar_max : n; @@ -140,23 +140,23 @@ class QStaticByteArrayMatcher : QStaticByteArrayMatcherBase char m_pattern[N]; Q_STATIC_ASSERT_X(N > 2, "QStaticByteArrayMatcher makes no sense for finding a single-char pattern"); public: - explicit Q_DECL_RELAXED_CONSTEXPR QStaticByteArrayMatcher(const char (&patternToMatch)[N]) Q_DECL_NOTHROW + explicit Q_DECL_RELAXED_CONSTEXPR QStaticByteArrayMatcher(const char (&patternToMatch)[N]) noexcept : QStaticByteArrayMatcherBase(patternToMatch, N - 1), m_pattern() { for (uint i = 0; i < N; ++i) m_pattern[i] = patternToMatch[i]; } - int indexIn(const QByteArray &haystack, int from = 0) const Q_DECL_NOTHROW + int indexIn(const QByteArray &haystack, int from = 0) const noexcept { return this->indexOfIn(m_pattern, N - 1, haystack.data(), haystack.size(), from); } - int indexIn(const char *haystack, int hlen, int from = 0) const Q_DECL_NOTHROW + int indexIn(const char *haystack, int hlen, int from = 0) const noexcept { return this->indexOfIn(m_pattern, N - 1, haystack, hlen, from); } QByteArray pattern() const { return QByteArray(m_pattern, int(N - 1)); } }; template <uint N> -Q_DECL_RELAXED_CONSTEXPR QStaticByteArrayMatcher<N> qMakeStaticByteArrayMatcher(const char (&pattern)[N]) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR QStaticByteArrayMatcher<N> qMakeStaticByteArrayMatcher(const char (&pattern)[N]) noexcept { return QStaticByteArrayMatcher<N>(pattern); } QT_END_NAMESPACE diff --git a/src/corelib/tools/qbytedata_p.h b/src/corelib/tools/qbytedata_p.h index 8331be112d..b319d75811 100644 --- a/src/corelib/tools/qbytedata_p.h +++ b/src/corelib/tools/qbytedata_p.h @@ -199,7 +199,7 @@ public: } // the number of QByteArrays - inline qint64 bufferCount() const + inline int bufferCount() const { return buffers.length(); } diff --git a/src/corelib/tools/qcache.h b/src/corelib/tools/qcache.h index 8c0e7860f7..4fcde46fbc 100644 --- a/src/corelib/tools/qcache.h +++ b/src/corelib/tools/qcache.h @@ -51,7 +51,7 @@ class QCache struct Node { inline Node() : keyPtr(0) {} inline Node(T *data, int cost) - : keyPtr(0), t(data), c(cost), p(0), n(0) {} + : keyPtr(nullptr), t(data), c(cost), p(nullptr), n(nullptr) {} const Key *keyPtr; T *t; int c; Node *p,*n; }; Node *f, *l; @@ -71,14 +71,14 @@ class QCache inline T *relink(const Key &key) { typename QHash<Key, Node>::iterator i = hash.find(key); if (typename QHash<Key, Node>::const_iterator(i) == hash.constEnd()) - return 0; + return nullptr; Node &n = *i; if (f != &n) { if (n.p) n.p->n = n.n; if (n.n) n.n->p = n.p; if (l == &n) l = n.p; - n.p = 0; + n.p = nullptr; n.n = f; f->p = &n; f = &n; @@ -89,7 +89,7 @@ class QCache Q_DISABLE_COPY(QCache) public: - inline explicit QCache(int maxCost = 100) Q_DECL_NOTHROW; + inline explicit QCache(int maxCost = 100) noexcept; inline ~QCache() { clear(); } inline int maxCost() const { return mx; } @@ -116,13 +116,13 @@ private: }; template <class Key, class T> -inline QCache<Key, T>::QCache(int amaxCost) Q_DECL_NOTHROW - : f(0), l(0), mx(amaxCost), total(0) {} +inline QCache<Key, T>::QCache(int amaxCost) noexcept + : f(nullptr), l(nullptr), mx(amaxCost), total(0) {} template <class Key, class T> inline void QCache<Key,T>::clear() { while (f) { delete f->t; f = f->n; } - hash.clear(); l = 0; total = 0; } + hash.clear(); l = nullptr; total = 0; } template <class Key, class T> inline void QCache<Key,T>::setMaxCost(int m) @@ -153,11 +153,11 @@ inline T *QCache<Key,T>::take(const Key &key) { typename QHash<Key, Node>::iterator i = hash.find(key); if (i == hash.end()) - return 0; + return nullptr; Node &n = *i; T *t = n.t; - n.t = 0; + n.t = nullptr; unlink(n); return t; } diff --git a/src/corelib/tools/qchar.cpp b/src/corelib/tools/qchar.cpp index 47c853084b..e097e4a5fe 100644 --- a/src/corelib/tools/qchar.cpp +++ b/src/corelib/tools/qchar.cpp @@ -733,7 +733,7 @@ QT_BEGIN_NAMESPACE Note that this gives no indication of whether the character is available in a particular font. */ -bool QChar::isPrint(uint ucs4) Q_DECL_NOTHROW +bool QChar::isPrint(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return false; @@ -766,7 +766,7 @@ bool QChar::isPrint(uint ucs4) Q_DECL_NOTHROW /*! \internal */ -bool QT_FASTCALL QChar::isSpace_helper(uint ucs4) Q_DECL_NOTHROW +bool QT_FASTCALL QChar::isSpace_helper(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return false; @@ -792,7 +792,7 @@ bool QT_FASTCALL QChar::isSpace_helper(uint ucs4) Q_DECL_NOTHROW Returns \c true if the UCS-4-encoded character specified by \a ucs4 is a mark (Mark_* categories); otherwise returns \c false. */ -bool QChar::isMark(uint ucs4) Q_DECL_NOTHROW +bool QChar::isMark(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return false; @@ -816,7 +816,7 @@ bool QChar::isMark(uint ucs4) Q_DECL_NOTHROW Returns \c true if the UCS-4-encoded character specified by \a ucs4 is a punctuation mark (Punctuation_* categories); otherwise returns \c false. */ -bool QChar::isPunct(uint ucs4) Q_DECL_NOTHROW +bool QChar::isPunct(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return false; @@ -844,7 +844,7 @@ bool QChar::isPunct(uint ucs4) Q_DECL_NOTHROW Returns \c true if the UCS-4-encoded character specified by \a ucs4 is a symbol (Symbol_* categories); otherwise returns \c false. */ -bool QChar::isSymbol(uint ucs4) Q_DECL_NOTHROW +bool QChar::isSymbol(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return false; @@ -874,7 +874,7 @@ bool QChar::isSymbol(uint ucs4) Q_DECL_NOTHROW /*! \internal */ -bool QT_FASTCALL QChar::isLetter_helper(uint ucs4) Q_DECL_NOTHROW +bool QT_FASTCALL QChar::isLetter_helper(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return false; @@ -909,7 +909,7 @@ bool QT_FASTCALL QChar::isLetter_helper(uint ucs4) Q_DECL_NOTHROW /*! \internal */ -bool QT_FASTCALL QChar::isNumber_helper(uint ucs4) Q_DECL_NOTHROW +bool QT_FASTCALL QChar::isNumber_helper(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return false; @@ -938,7 +938,7 @@ bool QT_FASTCALL QChar::isNumber_helper(uint ucs4) Q_DECL_NOTHROW /*! \internal */ -bool QT_FASTCALL QChar::isLetterOrNumber_helper(uint ucs4) Q_DECL_NOTHROW +bool QT_FASTCALL QChar::isLetterOrNumber_helper(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return false; @@ -1101,7 +1101,7 @@ bool QT_FASTCALL QChar::isLetterOrNumber_helper(uint ucs4) Q_DECL_NOTHROW Returns the numeric value of the digit specified by the UCS-4-encoded character, \a ucs4, or -1 if the character is not a digit. */ -int QChar::digitValue(uint ucs4) Q_DECL_NOTHROW +int QChar::digitValue(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return -1; @@ -1118,7 +1118,7 @@ int QChar::digitValue(uint ucs4) Q_DECL_NOTHROW \overload Returns the category of the UCS-4-encoded character specified by \a ucs4. */ -QChar::Category QChar::category(uint ucs4) Q_DECL_NOTHROW +QChar::Category QChar::category(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return QChar::Other_NotAssigned; @@ -1135,7 +1135,7 @@ QChar::Category QChar::category(uint ucs4) Q_DECL_NOTHROW \overload Returns the direction of the UCS-4-encoded character specified by \a ucs4. */ -QChar::Direction QChar::direction(uint ucs4) Q_DECL_NOTHROW +QChar::Direction QChar::direction(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return QChar::DirL; @@ -1158,7 +1158,7 @@ QChar::Direction QChar::direction(uint ucs4) Q_DECL_NOTHROW character specified by \a ucs4 (needed for certain languages such as Arabic or Syriac). */ -QChar::JoiningType QChar::joiningType(uint ucs4) Q_DECL_NOTHROW +QChar::JoiningType QChar::joiningType(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return QChar::Joining_None; @@ -1181,7 +1181,7 @@ QChar::JoiningType QChar::joiningType(uint ucs4) Q_DECL_NOTHROW Returns information about the joining properties of the UCS-4-encoded character specified by \a ucs4 (needed for certain languages such as Arabic). */ -QChar::Joining QChar::joining(uint ucs4) Q_DECL_NOTHROW +QChar::Joining QChar::joining(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return QChar::OtherJoining; @@ -1217,7 +1217,7 @@ QChar::Joining QChar::joining(uint ucs4) Q_DECL_NOTHROW \sa mirroredChar() */ -bool QChar::hasMirrored(uint ucs4) Q_DECL_NOTHROW +bool QChar::hasMirrored(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return false; @@ -1299,7 +1299,7 @@ bool QChar::hasMirrored(uint ucs4) Q_DECL_NOTHROW \sa hasMirrored() */ -uint QChar::mirroredChar(uint ucs4) Q_DECL_NOTHROW +uint QChar::mirroredChar(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return ucs4; @@ -1339,7 +1339,7 @@ static const unsigned short * QT_FASTCALL decompositionHelper if (index == 0xffff) { *length = 0; *tag = QChar::NoDecomposition; - return 0; + return nullptr; } const unsigned short *decomposition = uc_decomposition_map+index; @@ -1383,7 +1383,7 @@ QString QChar::decomposition(uint ucs4) Returns the tag defining the composition of the UCS-4-encoded character specified by \a ucs4. Returns QChar::NoDecomposition if no decomposition exists. */ -QChar::Decomposition QChar::decompositionTag(uint ucs4) Q_DECL_NOTHROW +QChar::Decomposition QChar::decompositionTag(uint ucs4) noexcept { if (ucs4 >= Hangul_SBase && ucs4 < Hangul_SBase + Hangul_SCount) return QChar::Canonical; @@ -1409,7 +1409,7 @@ QChar::Decomposition QChar::decompositionTag(uint ucs4) Q_DECL_NOTHROW Returns the combining class for the UCS-4-encoded character specified by \a ucs4, as defined in the Unicode standard. */ -unsigned char QChar::combiningClass(uint ucs4) Q_DECL_NOTHROW +unsigned char QChar::combiningClass(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return 0; @@ -1430,7 +1430,7 @@ unsigned char QChar::combiningClass(uint ucs4) Q_DECL_NOTHROW Returns the Unicode script property value for the character specified in its UCS-4-encoded form as \a ucs4. */ -QChar::Script QChar::script(uint ucs4) Q_DECL_NOTHROW +QChar::Script QChar::script(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return QChar::Script_Unknown; @@ -1448,7 +1448,7 @@ QChar::Script QChar::script(uint ucs4) Q_DECL_NOTHROW Returns the Unicode version that introduced the character specified in its UCS-4-encoded form as \a ucs4. */ -QChar::UnicodeVersion QChar::unicodeVersion(uint ucs4) Q_DECL_NOTHROW +QChar::UnicodeVersion QChar::unicodeVersion(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return QChar::Unicode_Unassigned; @@ -1458,14 +1458,14 @@ QChar::UnicodeVersion QChar::unicodeVersion(uint ucs4) Q_DECL_NOTHROW /*! Returns the most recent supported Unicode version. */ -QChar::UnicodeVersion QChar::currentUnicodeVersion() Q_DECL_NOTHROW +QChar::UnicodeVersion QChar::currentUnicodeVersion() noexcept { return UNICODE_DATA_VERSION; } template <typename Traits, typename T> -Q_DECL_CONST_FUNCTION static inline T convertCase_helper(T uc) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION static inline T convertCase_helper(T uc) noexcept { const QUnicodeTables::Properties *prop = qGetProp(uc); @@ -1491,7 +1491,7 @@ Q_DECL_CONST_FUNCTION static inline T convertCase_helper(T uc) Q_DECL_NOTHROW by \a ucs4 if the character is uppercase or titlecase; otherwise returns the character itself. */ -uint QChar::toLower(uint ucs4) Q_DECL_NOTHROW +uint QChar::toLower(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return ucs4; @@ -1511,7 +1511,7 @@ uint QChar::toLower(uint ucs4) Q_DECL_NOTHROW by \a ucs4 if the character is lowercase or titlecase; otherwise returns the character itself. */ -uint QChar::toUpper(uint ucs4) Q_DECL_NOTHROW +uint QChar::toUpper(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return ucs4; @@ -1531,7 +1531,7 @@ uint QChar::toUpper(uint ucs4) Q_DECL_NOTHROW by \a ucs4 if the character is lowercase or uppercase; otherwise returns the character itself. */ -uint QChar::toTitleCase(uint ucs4) Q_DECL_NOTHROW +uint QChar::toTitleCase(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return ucs4; @@ -1546,7 +1546,7 @@ static inline uint foldCase(const ushort *ch, const ushort *start) return convertCase_helper<QUnicodeTables::CasefoldTraits>(ucs4); } -static inline uint foldCase(uint ch, uint &last) Q_DECL_NOTHROW +static inline uint foldCase(uint ch, uint &last) noexcept { uint ucs4 = ch; if (QChar::isLowSurrogate(ucs4) && QChar::isHighSurrogate(last)) @@ -1555,12 +1555,12 @@ static inline uint foldCase(uint ch, uint &last) Q_DECL_NOTHROW return convertCase_helper<QUnicodeTables::CasefoldTraits>(ucs4); } -static inline ushort foldCase(ushort ch) Q_DECL_NOTHROW +static inline ushort foldCase(ushort ch) noexcept { return convertCase_helper<QUnicodeTables::CasefoldTraits>(ch); } -static inline QChar foldCase(QChar ch) Q_DECL_NOTHROW +static inline QChar foldCase(QChar ch) noexcept { return QChar(foldCase(ch.unicode())); } @@ -1577,7 +1577,7 @@ static inline QChar foldCase(QChar ch) Q_DECL_NOTHROW Returns the case folded equivalent of the UCS-4-encoded character specified by \a ucs4. For most Unicode characters this is the same as toLower(). */ -uint QChar::toCaseFolded(uint ucs4) Q_DECL_NOTHROW +uint QChar::toCaseFolded(uint ucs4) noexcept { if (ucs4 > LastValidCodePoint) return ucs4; diff --git a/src/corelib/tools/qchar.h b/src/corelib/tools/qchar.h index 8590b91ba3..73344ecf52 100644 --- a/src/corelib/tools/qchar.h +++ b/src/corelib/tools/qchar.h @@ -50,14 +50,27 @@ class QString; struct QLatin1Char { public: - Q_DECL_CONSTEXPR inline explicit QLatin1Char(char c) Q_DECL_NOTHROW : ch(c) {} - Q_DECL_CONSTEXPR inline char toLatin1() const Q_DECL_NOTHROW { return ch; } - Q_DECL_CONSTEXPR inline ushort unicode() const Q_DECL_NOTHROW { return ushort(uchar(ch)); } + Q_DECL_CONSTEXPR inline explicit QLatin1Char(char c) noexcept : ch(c) {} + Q_DECL_CONSTEXPR inline char toLatin1() const noexcept { return ch; } + Q_DECL_CONSTEXPR inline ushort unicode() const noexcept { return ushort(uchar(ch)); } private: char ch; }; +Q_DECL_CONSTEXPR inline bool operator==(char lhs, QLatin1Char rhs) noexcept { return lhs == rhs.toLatin1(); } +Q_DECL_CONSTEXPR inline bool operator!=(char lhs, QLatin1Char rhs) noexcept { return lhs != rhs.toLatin1(); } +Q_DECL_CONSTEXPR inline bool operator<=(char lhs, QLatin1Char rhs) noexcept { return lhs <= rhs.toLatin1(); } +Q_DECL_CONSTEXPR inline bool operator>=(char lhs, QLatin1Char rhs) noexcept { return lhs >= rhs.toLatin1(); } +Q_DECL_CONSTEXPR inline bool operator< (char lhs, QLatin1Char rhs) noexcept { return lhs < rhs.toLatin1(); } +Q_DECL_CONSTEXPR inline bool operator> (char lhs, QLatin1Char rhs) noexcept { return lhs > rhs.toLatin1(); } + +Q_DECL_CONSTEXPR inline bool operator==(QLatin1Char lhs, char rhs) noexcept { return lhs.toLatin1() == rhs; } +Q_DECL_CONSTEXPR inline bool operator!=(QLatin1Char lhs, char rhs) noexcept { return lhs.toLatin1() != rhs; } +Q_DECL_CONSTEXPR inline bool operator<=(QLatin1Char lhs, char rhs) noexcept { return lhs.toLatin1() <= rhs; } +Q_DECL_CONSTEXPR inline bool operator>=(QLatin1Char lhs, char rhs) noexcept { return lhs.toLatin1() >= rhs; } +Q_DECL_CONSTEXPR inline bool operator< (QLatin1Char lhs, char rhs) noexcept { return lhs.toLatin1() < rhs; } +Q_DECL_CONSTEXPR inline bool operator> (QLatin1Char lhs, char rhs) noexcept { return lhs.toLatin1() > rhs; } class Q_CORE_EXPORT QChar { public: @@ -78,30 +91,30 @@ public: LastValidCodePoint = 0x10ffff }; - Q_DECL_CONSTEXPR QChar() Q_DECL_NOTHROW : ucs(0) {} - Q_DECL_CONSTEXPR QChar(ushort rc) Q_DECL_NOTHROW : ucs(rc) {} // implicit - Q_DECL_CONSTEXPR QChar(uchar c, uchar r) Q_DECL_NOTHROW : ucs(ushort((r << 8) | c)) {} - Q_DECL_CONSTEXPR QChar(short rc) Q_DECL_NOTHROW : ucs(ushort(rc)) {} // implicit - Q_DECL_CONSTEXPR QChar(uint rc) Q_DECL_NOTHROW : ucs(ushort(rc & 0xffff)) {} - Q_DECL_CONSTEXPR QChar(int rc) Q_DECL_NOTHROW : ucs(ushort(rc & 0xffff)) {} - Q_DECL_CONSTEXPR QChar(SpecialCharacter s) Q_DECL_NOTHROW : ucs(ushort(s)) {} // implicit - Q_DECL_CONSTEXPR QChar(QLatin1Char ch) Q_DECL_NOTHROW : ucs(ch.unicode()) {} // implicit + Q_DECL_CONSTEXPR QChar() noexcept : ucs(0) {} + Q_DECL_CONSTEXPR QChar(ushort rc) noexcept : ucs(rc) {} // implicit + Q_DECL_CONSTEXPR QChar(uchar c, uchar r) noexcept : ucs(ushort((r << 8) | c)) {} + Q_DECL_CONSTEXPR QChar(short rc) noexcept : ucs(ushort(rc)) {} // implicit + Q_DECL_CONSTEXPR QChar(uint rc) noexcept : ucs(ushort(rc & 0xffff)) {} + Q_DECL_CONSTEXPR QChar(int rc) noexcept : ucs(ushort(rc & 0xffff)) {} + Q_DECL_CONSTEXPR QChar(SpecialCharacter s) noexcept : ucs(ushort(s)) {} // implicit + Q_DECL_CONSTEXPR QChar(QLatin1Char ch) noexcept : ucs(ch.unicode()) {} // implicit #if defined(Q_COMPILER_UNICODE_STRINGS) - Q_DECL_CONSTEXPR QChar(char16_t ch) Q_DECL_NOTHROW : ucs(ushort(ch)) {} // implicit + Q_DECL_CONSTEXPR QChar(char16_t ch) noexcept : ucs(ushort(ch)) {} // implicit #endif #if defined(Q_OS_WIN) Q_STATIC_ASSERT(sizeof(wchar_t) == sizeof(ushort)); #endif #if defined(Q_OS_WIN) || defined(Q_CLANG_QDOC) # if !defined(_WCHAR_T_DEFINED) || defined(_NATIVE_WCHAR_T_DEFINED) - Q_DECL_CONSTEXPR QChar(wchar_t ch) Q_DECL_NOTHROW : ucs(ushort(ch)) {} // implicit + Q_DECL_CONSTEXPR QChar(wchar_t ch) noexcept : ucs(ushort(ch)) {} // implicit # endif #endif #ifndef QT_NO_CAST_FROM_ASCII - QT_ASCII_CAST_WARN Q_DECL_CONSTEXPR explicit QChar(char c) Q_DECL_NOTHROW : ucs(uchar(c)) { } + QT_ASCII_CAST_WARN Q_DECL_CONSTEXPR explicit QChar(char c) noexcept : ucs(uchar(c)) { } #ifndef QT_RESTRICTED_CAST_FROM_ASCII - QT_ASCII_CAST_WARN Q_DECL_CONSTEXPR explicit QChar(uchar c) Q_DECL_NOTHROW : ucs(c) { } + QT_ASCII_CAST_WARN Q_DECL_CONSTEXPR explicit QChar(uchar c) noexcept : ucs(c) { } #endif #endif // Unicode information @@ -411,11 +424,11 @@ public: }; // ****** WHEN ADDING FUNCTIONS, CONSIDER ADDING TO QCharRef TOO - inline Category category() const Q_DECL_NOTHROW { return QChar::category(ucs); } - inline Direction direction() const Q_DECL_NOTHROW { return QChar::direction(ucs); } - inline JoiningType joiningType() const Q_DECL_NOTHROW { return QChar::joiningType(ucs); } + inline Category category() const noexcept { return QChar::category(ucs); } + inline Direction direction() const noexcept { return QChar::direction(ucs); } + inline JoiningType joiningType() const noexcept { return QChar::joiningType(ucs); } #if QT_DEPRECATED_SINCE(5, 3) - QT_DEPRECATED inline Joining joining() const Q_DECL_NOTHROW + QT_DEPRECATED inline Joining joining() const noexcept { switch (QChar::joiningType(ucs)) { case QChar::Joining_Causing: return QChar::Center; @@ -428,198 +441,198 @@ public: } } #endif - inline unsigned char combiningClass() const Q_DECL_NOTHROW { return QChar::combiningClass(ucs); } + inline unsigned char combiningClass() const noexcept { return QChar::combiningClass(ucs); } - inline QChar mirroredChar() const Q_DECL_NOTHROW { return QChar::mirroredChar(ucs); } - inline bool hasMirrored() const Q_DECL_NOTHROW { return QChar::hasMirrored(ucs); } + inline QChar mirroredChar() const noexcept { return QChar::mirroredChar(ucs); } + inline bool hasMirrored() const noexcept { return QChar::hasMirrored(ucs); } QString decomposition() const; - inline Decomposition decompositionTag() const Q_DECL_NOTHROW { return QChar::decompositionTag(ucs); } + inline Decomposition decompositionTag() const noexcept { return QChar::decompositionTag(ucs); } - inline int digitValue() const Q_DECL_NOTHROW { return QChar::digitValue(ucs); } - inline QChar toLower() const Q_DECL_NOTHROW { return QChar::toLower(ucs); } - inline QChar toUpper() const Q_DECL_NOTHROW { return QChar::toUpper(ucs); } - inline QChar toTitleCase() const Q_DECL_NOTHROW { return QChar::toTitleCase(ucs); } - inline QChar toCaseFolded() const Q_DECL_NOTHROW { return QChar::toCaseFolded(ucs); } + inline int digitValue() const noexcept { return QChar::digitValue(ucs); } + inline QChar toLower() const noexcept { return QChar::toLower(ucs); } + inline QChar toUpper() const noexcept { return QChar::toUpper(ucs); } + inline QChar toTitleCase() const noexcept { return QChar::toTitleCase(ucs); } + inline QChar toCaseFolded() const noexcept { return QChar::toCaseFolded(ucs); } - inline Script script() const Q_DECL_NOTHROW { return QChar::script(ucs); } + inline Script script() const noexcept { return QChar::script(ucs); } - inline UnicodeVersion unicodeVersion() const Q_DECL_NOTHROW { return QChar::unicodeVersion(ucs); } + inline UnicodeVersion unicodeVersion() const noexcept { return QChar::unicodeVersion(ucs); } #if QT_DEPRECATED_SINCE(5, 0) - QT_DEPRECATED Q_DECL_CONSTEXPR inline char toAscii() const Q_DECL_NOTHROW { return toLatin1(); } + QT_DEPRECATED Q_DECL_CONSTEXPR inline char toAscii() const noexcept { return toLatin1(); } #endif - Q_DECL_CONSTEXPR inline char toLatin1() const Q_DECL_NOTHROW { return ucs > 0xff ? '\0' : char(ucs); } - Q_DECL_CONSTEXPR inline ushort unicode() const Q_DECL_NOTHROW { return ucs; } - Q_DECL_RELAXED_CONSTEXPR inline ushort &unicode() Q_DECL_NOTHROW { return ucs; } + Q_DECL_CONSTEXPR inline char toLatin1() const noexcept { return ucs > 0xff ? '\0' : char(ucs); } + Q_DECL_CONSTEXPR inline ushort unicode() const noexcept { return ucs; } + Q_DECL_RELAXED_CONSTEXPR inline ushort &unicode() noexcept { return ucs; } #if QT_DEPRECATED_SINCE(5, 0) - QT_DEPRECATED static Q_DECL_CONSTEXPR inline QChar fromAscii(char c) Q_DECL_NOTHROW + QT_DEPRECATED static Q_DECL_CONSTEXPR inline QChar fromAscii(char c) noexcept { return fromLatin1(c); } #endif - static Q_DECL_CONSTEXPR inline QChar fromLatin1(char c) Q_DECL_NOTHROW { return QChar(ushort(uchar(c))); } - - Q_DECL_CONSTEXPR inline bool isNull() const Q_DECL_NOTHROW { return ucs == 0; } - - inline bool isPrint() const Q_DECL_NOTHROW { return QChar::isPrint(ucs); } - Q_DECL_CONSTEXPR inline bool isSpace() const Q_DECL_NOTHROW { return QChar::isSpace(ucs); } - inline bool isMark() const Q_DECL_NOTHROW { return QChar::isMark(ucs); } - inline bool isPunct() const Q_DECL_NOTHROW { return QChar::isPunct(ucs); } - inline bool isSymbol() const Q_DECL_NOTHROW { return QChar::isSymbol(ucs); } - Q_DECL_CONSTEXPR inline bool isLetter() const Q_DECL_NOTHROW { return QChar::isLetter(ucs); } - Q_DECL_CONSTEXPR inline bool isNumber() const Q_DECL_NOTHROW { return QChar::isNumber(ucs); } - Q_DECL_CONSTEXPR inline bool isLetterOrNumber() const Q_DECL_NOTHROW { return QChar::isLetterOrNumber(ucs); } - Q_DECL_CONSTEXPR inline bool isDigit() const Q_DECL_NOTHROW { return QChar::isDigit(ucs); } - Q_DECL_CONSTEXPR inline bool isLower() const Q_DECL_NOTHROW { return QChar::isLower(ucs); } - Q_DECL_CONSTEXPR inline bool isUpper() const Q_DECL_NOTHROW { return QChar::isUpper(ucs); } - Q_DECL_CONSTEXPR inline bool isTitleCase() const Q_DECL_NOTHROW { return QChar::isTitleCase(ucs); } - - Q_DECL_CONSTEXPR inline bool isNonCharacter() const Q_DECL_NOTHROW { return QChar::isNonCharacter(ucs); } - Q_DECL_CONSTEXPR inline bool isHighSurrogate() const Q_DECL_NOTHROW { return QChar::isHighSurrogate(ucs); } - Q_DECL_CONSTEXPR inline bool isLowSurrogate() const Q_DECL_NOTHROW { return QChar::isLowSurrogate(ucs); } - Q_DECL_CONSTEXPR inline bool isSurrogate() const Q_DECL_NOTHROW { return QChar::isSurrogate(ucs); } - - Q_DECL_CONSTEXPR inline uchar cell() const Q_DECL_NOTHROW { return uchar(ucs & 0xff); } - Q_DECL_CONSTEXPR inline uchar row() const Q_DECL_NOTHROW { return uchar((ucs>>8)&0xff); } - Q_DECL_RELAXED_CONSTEXPR inline void setCell(uchar acell) Q_DECL_NOTHROW { ucs = ushort((ucs & 0xff00) + acell); } - Q_DECL_RELAXED_CONSTEXPR inline void setRow(uchar arow) Q_DECL_NOTHROW { ucs = ushort((ushort(arow)<<8) + (ucs&0xff)); } - - static Q_DECL_CONSTEXPR inline bool isNonCharacter(uint ucs4) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR inline QChar fromLatin1(char c) noexcept { return QChar(ushort(uchar(c))); } + + Q_DECL_CONSTEXPR inline bool isNull() const noexcept { return ucs == 0; } + + inline bool isPrint() const noexcept { return QChar::isPrint(ucs); } + Q_DECL_CONSTEXPR inline bool isSpace() const noexcept { return QChar::isSpace(ucs); } + inline bool isMark() const noexcept { return QChar::isMark(ucs); } + inline bool isPunct() const noexcept { return QChar::isPunct(ucs); } + inline bool isSymbol() const noexcept { return QChar::isSymbol(ucs); } + Q_DECL_CONSTEXPR inline bool isLetter() const noexcept { return QChar::isLetter(ucs); } + Q_DECL_CONSTEXPR inline bool isNumber() const noexcept { return QChar::isNumber(ucs); } + Q_DECL_CONSTEXPR inline bool isLetterOrNumber() const noexcept { return QChar::isLetterOrNumber(ucs); } + Q_DECL_CONSTEXPR inline bool isDigit() const noexcept { return QChar::isDigit(ucs); } + Q_DECL_CONSTEXPR inline bool isLower() const noexcept { return QChar::isLower(ucs); } + Q_DECL_CONSTEXPR inline bool isUpper() const noexcept { return QChar::isUpper(ucs); } + Q_DECL_CONSTEXPR inline bool isTitleCase() const noexcept { return QChar::isTitleCase(ucs); } + + Q_DECL_CONSTEXPR inline bool isNonCharacter() const noexcept { return QChar::isNonCharacter(ucs); } + Q_DECL_CONSTEXPR inline bool isHighSurrogate() const noexcept { return QChar::isHighSurrogate(ucs); } + Q_DECL_CONSTEXPR inline bool isLowSurrogate() const noexcept { return QChar::isLowSurrogate(ucs); } + Q_DECL_CONSTEXPR inline bool isSurrogate() const noexcept { return QChar::isSurrogate(ucs); } + + Q_DECL_CONSTEXPR inline uchar cell() const noexcept { return uchar(ucs & 0xff); } + Q_DECL_CONSTEXPR inline uchar row() const noexcept { return uchar((ucs>>8)&0xff); } + Q_DECL_RELAXED_CONSTEXPR inline void setCell(uchar acell) noexcept { ucs = ushort((ucs & 0xff00) + acell); } + Q_DECL_RELAXED_CONSTEXPR inline void setRow(uchar arow) noexcept { ucs = ushort((ushort(arow)<<8) + (ucs&0xff)); } + + static Q_DECL_CONSTEXPR inline bool isNonCharacter(uint ucs4) noexcept { return ucs4 >= 0xfdd0 && (ucs4 <= 0xfdef || (ucs4 & 0xfffe) == 0xfffe); } - static Q_DECL_CONSTEXPR inline bool isHighSurrogate(uint ucs4) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR inline bool isHighSurrogate(uint ucs4) noexcept { return ((ucs4 & 0xfffffc00) == 0xd800); } - static Q_DECL_CONSTEXPR inline bool isLowSurrogate(uint ucs4) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR inline bool isLowSurrogate(uint ucs4) noexcept { return ((ucs4 & 0xfffffc00) == 0xdc00); } - static Q_DECL_CONSTEXPR inline bool isSurrogate(uint ucs4) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR inline bool isSurrogate(uint ucs4) noexcept { return (ucs4 - 0xd800u < 2048u); } - static Q_DECL_CONSTEXPR inline bool requiresSurrogates(uint ucs4) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR inline bool requiresSurrogates(uint ucs4) noexcept { return (ucs4 >= 0x10000); } - static Q_DECL_CONSTEXPR inline uint surrogateToUcs4(ushort high, ushort low) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR inline uint surrogateToUcs4(ushort high, ushort low) noexcept { return (uint(high)<<10) + low - 0x35fdc00; } - static Q_DECL_CONSTEXPR inline uint surrogateToUcs4(QChar high, QChar low) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR inline uint surrogateToUcs4(QChar high, QChar low) noexcept { return surrogateToUcs4(high.ucs, low.ucs); } - static Q_DECL_CONSTEXPR inline ushort highSurrogate(uint ucs4) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR inline ushort highSurrogate(uint ucs4) noexcept { return ushort((ucs4>>10) + 0xd7c0); } - static Q_DECL_CONSTEXPR inline ushort lowSurrogate(uint ucs4) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR inline ushort lowSurrogate(uint ucs4) noexcept { return ushort(ucs4%0x400 + 0xdc00); } - static Category QT_FASTCALL category(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static Direction QT_FASTCALL direction(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static JoiningType QT_FASTCALL joiningType(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + static Category QT_FASTCALL category(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static Direction QT_FASTCALL direction(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static JoiningType QT_FASTCALL joiningType(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; #if QT_DEPRECATED_SINCE(5, 3) - QT_DEPRECATED static Joining QT_FASTCALL joining(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + QT_DEPRECATED static Joining QT_FASTCALL joining(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; #endif - static unsigned char QT_FASTCALL combiningClass(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + static unsigned char QT_FASTCALL combiningClass(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; - static uint QT_FASTCALL mirroredChar(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static bool QT_FASTCALL hasMirrored(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + static uint QT_FASTCALL mirroredChar(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static bool QT_FASTCALL hasMirrored(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; static QString QT_FASTCALL decomposition(uint ucs4); - static Decomposition QT_FASTCALL decompositionTag(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + static Decomposition QT_FASTCALL decompositionTag(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; - static int QT_FASTCALL digitValue(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static uint QT_FASTCALL toLower(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static uint QT_FASTCALL toUpper(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static uint QT_FASTCALL toTitleCase(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static uint QT_FASTCALL toCaseFolded(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + static int QT_FASTCALL digitValue(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static uint QT_FASTCALL toLower(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static uint QT_FASTCALL toUpper(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static uint QT_FASTCALL toTitleCase(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static uint QT_FASTCALL toCaseFolded(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; - static Script QT_FASTCALL script(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + static Script QT_FASTCALL script(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; - static UnicodeVersion QT_FASTCALL unicodeVersion(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + static UnicodeVersion QT_FASTCALL unicodeVersion(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; - static UnicodeVersion QT_FASTCALL currentUnicodeVersion() Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + static UnicodeVersion QT_FASTCALL currentUnicodeVersion() noexcept Q_DECL_CONST_FUNCTION; - static bool QT_FASTCALL isPrint(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static Q_DECL_CONSTEXPR inline bool isSpace(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION + static bool QT_FASTCALL isPrint(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static Q_DECL_CONSTEXPR inline bool isSpace(uint ucs4) noexcept Q_DECL_CONST_FUNCTION { // note that [0x09..0x0d] + 0x85 are exceptional Cc-s and must be handled explicitly return ucs4 == 0x20 || (ucs4 <= 0x0d && ucs4 >= 0x09) || (ucs4 > 127 && (ucs4 == 0x85 || ucs4 == 0xa0 || QChar::isSpace_helper(ucs4))); } - static bool QT_FASTCALL isMark(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static bool QT_FASTCALL isPunct(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static bool QT_FASTCALL isSymbol(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static Q_DECL_CONSTEXPR inline bool isLetter(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION + static bool QT_FASTCALL isMark(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static bool QT_FASTCALL isPunct(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static bool QT_FASTCALL isSymbol(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static Q_DECL_CONSTEXPR inline bool isLetter(uint ucs4) noexcept Q_DECL_CONST_FUNCTION { return (ucs4 >= 'A' && ucs4 <= 'z' && (ucs4 >= 'a' || ucs4 <= 'Z')) || (ucs4 > 127 && QChar::isLetter_helper(ucs4)); } - static Q_DECL_CONSTEXPR inline bool isNumber(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION + static Q_DECL_CONSTEXPR inline bool isNumber(uint ucs4) noexcept Q_DECL_CONST_FUNCTION { return (ucs4 <= '9' && ucs4 >= '0') || (ucs4 > 127 && QChar::isNumber_helper(ucs4)); } - static Q_DECL_CONSTEXPR inline bool isLetterOrNumber(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION + static Q_DECL_CONSTEXPR inline bool isLetterOrNumber(uint ucs4) noexcept Q_DECL_CONST_FUNCTION { return (ucs4 >= 'A' && ucs4 <= 'z' && (ucs4 >= 'a' || ucs4 <= 'Z')) || (ucs4 >= '0' && ucs4 <= '9') || (ucs4 > 127 && QChar::isLetterOrNumber_helper(ucs4)); } - static Q_DECL_CONSTEXPR inline bool isDigit(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION + static Q_DECL_CONSTEXPR inline bool isDigit(uint ucs4) noexcept Q_DECL_CONST_FUNCTION { return (ucs4 <= '9' && ucs4 >= '0') || (ucs4 > 127 && QChar::category(ucs4) == Number_DecimalDigit); } - static Q_DECL_CONSTEXPR inline bool isLower(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION + static Q_DECL_CONSTEXPR inline bool isLower(uint ucs4) noexcept Q_DECL_CONST_FUNCTION { return (ucs4 <= 'z' && ucs4 >= 'a') || (ucs4 > 127 && QChar::category(ucs4) == Letter_Lowercase); } - static Q_DECL_CONSTEXPR inline bool isUpper(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION + static Q_DECL_CONSTEXPR inline bool isUpper(uint ucs4) noexcept Q_DECL_CONST_FUNCTION { return (ucs4 <= 'Z' && ucs4 >= 'A') || (ucs4 > 127 && QChar::category(ucs4) == Letter_Uppercase); } - static Q_DECL_CONSTEXPR inline bool isTitleCase(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION + static Q_DECL_CONSTEXPR inline bool isTitleCase(uint ucs4) noexcept Q_DECL_CONST_FUNCTION { return ucs4 > 127 && QChar::category(ucs4) == Letter_Titlecase; } private: - static bool QT_FASTCALL isSpace_helper(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static bool QT_FASTCALL isLetter_helper(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static bool QT_FASTCALL isNumber_helper(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; - static bool QT_FASTCALL isLetterOrNumber_helper(uint ucs4) Q_DECL_NOTHROW Q_DECL_CONST_FUNCTION; + static bool QT_FASTCALL isSpace_helper(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static bool QT_FASTCALL isLetter_helper(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static bool QT_FASTCALL isNumber_helper(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; + static bool QT_FASTCALL isLetterOrNumber_helper(uint ucs4) noexcept Q_DECL_CONST_FUNCTION; #ifdef QT_NO_CAST_FROM_ASCII - QChar(char c) Q_DECL_NOTHROW; - QChar(uchar c) Q_DECL_NOTHROW; + QChar(char c) noexcept; + QChar(uchar c) noexcept; #endif - friend Q_DECL_CONSTEXPR bool operator==(QChar, QChar) Q_DECL_NOTHROW; - friend Q_DECL_CONSTEXPR bool operator< (QChar, QChar) Q_DECL_NOTHROW; + friend Q_DECL_CONSTEXPR bool operator==(QChar, QChar) noexcept; + friend Q_DECL_CONSTEXPR bool operator< (QChar, QChar) noexcept; ushort ucs; }; Q_DECLARE_TYPEINFO(QChar, Q_MOVABLE_TYPE); -Q_DECL_CONSTEXPR inline bool operator==(QChar c1, QChar c2) Q_DECL_NOTHROW { return c1.ucs == c2.ucs; } -Q_DECL_CONSTEXPR inline bool operator< (QChar c1, QChar c2) Q_DECL_NOTHROW { return c1.ucs < c2.ucs; } +Q_DECL_CONSTEXPR inline bool operator==(QChar c1, QChar c2) noexcept { return c1.ucs == c2.ucs; } +Q_DECL_CONSTEXPR inline bool operator< (QChar c1, QChar c2) noexcept { return c1.ucs < c2.ucs; } -Q_DECL_CONSTEXPR inline bool operator!=(QChar c1, QChar c2) Q_DECL_NOTHROW { return !operator==(c1, c2); } -Q_DECL_CONSTEXPR inline bool operator>=(QChar c1, QChar c2) Q_DECL_NOTHROW { return !operator< (c1, c2); } -Q_DECL_CONSTEXPR inline bool operator> (QChar c1, QChar c2) Q_DECL_NOTHROW { return operator< (c2, c1); } -Q_DECL_CONSTEXPR inline bool operator<=(QChar c1, QChar c2) Q_DECL_NOTHROW { return !operator< (c2, c1); } +Q_DECL_CONSTEXPR inline bool operator!=(QChar c1, QChar c2) noexcept { return !operator==(c1, c2); } +Q_DECL_CONSTEXPR inline bool operator>=(QChar c1, QChar c2) noexcept { return !operator< (c1, c2); } +Q_DECL_CONSTEXPR inline bool operator> (QChar c1, QChar c2) noexcept { return operator< (c2, c1); } +Q_DECL_CONSTEXPR inline bool operator<=(QChar c1, QChar c2) noexcept { return !operator< (c2, c1); } -Q_DECL_CONSTEXPR inline bool operator==(QChar lhs, std::nullptr_t) Q_DECL_NOTHROW { return lhs.isNull(); } -Q_DECL_CONSTEXPR inline bool operator< (QChar, std::nullptr_t) Q_DECL_NOTHROW { return false; } -Q_DECL_CONSTEXPR inline bool operator==(std::nullptr_t, QChar rhs) Q_DECL_NOTHROW { return rhs.isNull(); } -Q_DECL_CONSTEXPR inline bool operator< (std::nullptr_t, QChar rhs) Q_DECL_NOTHROW { return !rhs.isNull(); } +Q_DECL_CONSTEXPR inline bool operator==(QChar lhs, std::nullptr_t) noexcept { return lhs.isNull(); } +Q_DECL_CONSTEXPR inline bool operator< (QChar, std::nullptr_t) noexcept { return false; } +Q_DECL_CONSTEXPR inline bool operator==(std::nullptr_t, QChar rhs) noexcept { return rhs.isNull(); } +Q_DECL_CONSTEXPR inline bool operator< (std::nullptr_t, QChar rhs) noexcept { return !rhs.isNull(); } -Q_DECL_CONSTEXPR inline bool operator!=(QChar lhs, std::nullptr_t) Q_DECL_NOTHROW { return !operator==(lhs, nullptr); } -Q_DECL_CONSTEXPR inline bool operator>=(QChar lhs, std::nullptr_t) Q_DECL_NOTHROW { return !operator< (lhs, nullptr); } -Q_DECL_CONSTEXPR inline bool operator> (QChar lhs, std::nullptr_t) Q_DECL_NOTHROW { return operator< (nullptr, lhs); } -Q_DECL_CONSTEXPR inline bool operator<=(QChar lhs, std::nullptr_t) Q_DECL_NOTHROW { return !operator< (nullptr, lhs); } +Q_DECL_CONSTEXPR inline bool operator!=(QChar lhs, std::nullptr_t) noexcept { return !operator==(lhs, nullptr); } +Q_DECL_CONSTEXPR inline bool operator>=(QChar lhs, std::nullptr_t) noexcept { return !operator< (lhs, nullptr); } +Q_DECL_CONSTEXPR inline bool operator> (QChar lhs, std::nullptr_t) noexcept { return operator< (nullptr, lhs); } +Q_DECL_CONSTEXPR inline bool operator<=(QChar lhs, std::nullptr_t) noexcept { return !operator< (nullptr, lhs); } -Q_DECL_CONSTEXPR inline bool operator!=(std::nullptr_t, QChar rhs) Q_DECL_NOTHROW { return !operator==(nullptr, rhs); } -Q_DECL_CONSTEXPR inline bool operator>=(std::nullptr_t, QChar rhs) Q_DECL_NOTHROW { return !operator< (nullptr, rhs); } -Q_DECL_CONSTEXPR inline bool operator> (std::nullptr_t, QChar rhs) Q_DECL_NOTHROW { return operator< (rhs, nullptr); } -Q_DECL_CONSTEXPR inline bool operator<=(std::nullptr_t, QChar rhs) Q_DECL_NOTHROW { return !operator< (rhs, nullptr); } +Q_DECL_CONSTEXPR inline bool operator!=(std::nullptr_t, QChar rhs) noexcept { return !operator==(nullptr, rhs); } +Q_DECL_CONSTEXPR inline bool operator>=(std::nullptr_t, QChar rhs) noexcept { return !operator< (nullptr, rhs); } +Q_DECL_CONSTEXPR inline bool operator> (std::nullptr_t, QChar rhs) noexcept { return operator< (rhs, nullptr); } +Q_DECL_CONSTEXPR inline bool operator<=(std::nullptr_t, QChar rhs) noexcept { return !operator< (rhs, nullptr); } #ifndef QT_NO_DATASTREAM Q_CORE_EXPORT QDataStream &operator<<(QDataStream &, QChar); diff --git a/src/corelib/tools/qcollator.cpp b/src/corelib/tools/qcollator.cpp index 76dcf35833..6e85027462 100644 --- a/src/corelib/tools/qcollator.cpp +++ b/src/corelib/tools/qcollator.cpp @@ -46,7 +46,6 @@ QT_BEGIN_NAMESPACE - /*! \class QCollator \inmodule QtCore @@ -59,20 +58,32 @@ QT_BEGIN_NAMESPACE \ingroup string-processing \ingroup shared - QCollator is initialized with a QLocale and an optional collation strategy. It tries to - initialize the collator with the specified values. The collator can then be used to compare - and sort strings in a locale dependent fashion. + QCollator is initialized with a QLocale and an optional collation strategy. + It tries to initialize the collator with the specified values. The collator + can then be used to compare and sort strings in a locale dependent fashion. - A QCollator object can be used together with template based sorting algorithms such as std::sort - to sort a list of QStrings. + A QCollator object can be used together with template based sorting + algorithms such as std::sort to sort a list of QStrings. - In addition to the locale and collation strategy, several optional flags can be set that influence - the result of the collation. + In addition to the locale and collation strategy, several optional flags can + be set that influence the result of the collation. */ /*! - Constructs a QCollator from \a locale. If \a locale is not specified - the system's default locale is used. + \since 5.13 + + Constructs a QCollator using the system's default collation locale. + + \sa setLocale(), QLocale::collation() +*/ +QCollator::QCollator() + : d(new QCollatorPrivate(QLocale::system().collation())) +{ + d->init(); +} + +/*! + Constructs a QCollator from \a locale. \sa setLocale() */ @@ -128,9 +139,9 @@ QCollator &QCollator::operator=(const QCollator &other) Move constructor. Moves from \a other into this collator. - Note that a moved-from QCollator can only be destroyed or assigned - to. The effect of calling other functions than the destructor or - one of the assignment operators is undefined. + Note that a moved-from QCollator can only be destroyed or assigned to. + The effect of calling other functions than the destructor or one of the + assignment operators is undefined. */ /*! @@ -138,9 +149,9 @@ QCollator &QCollator::operator=(const QCollator &other) Move-assigns from \a other to this collator. - Note that a moved-from QCollator can only be destroyed or assigned - to. The effect of calling other functions than the destructor or - one of the assignment operators is undefined. + Note that a moved-from QCollator can only be destroyed or assigned to. + The effect of calling other functions than the destructor or one of the + assignment operators is undefined. */ /*! @@ -218,7 +229,8 @@ Qt::CaseSensitivity QCollator::caseSensitivity() const Enables numeric sorting mode when \a on is set to true. - This will enable proper sorting of numeric digits, so that e.g. 100 sorts after 99. + This will enable proper sorting of numeric digits, so that e.g. 100 sorts + after 99. By default this mode is off. @@ -248,11 +260,13 @@ bool QCollator::numericMode() const /*! \fn void QCollator::setIgnorePunctuation(bool on) - If \a on is set to true, punctuation characters and symbols are ignored when determining sort order. + If \a on is set to true, punctuation characters and symbols are ignored when + determining sort order. The default is locale dependent. - \note This method is not currently supported if Qt is configured to not use ICU on Linux. + \note This method is not currently supported if Qt is configured to not use + ICU on Linux. \sa ignorePunctuation() */ @@ -268,7 +282,8 @@ void QCollator::setIgnorePunctuation(bool on) /*! \fn bool QCollator::ignorePunctuation() const - Returns \c true if punctuation characters and symbols are ignored when determining sort order. + Returns \c true if punctuation characters and symbols are ignored when + determining sort order. \sa setIgnorePunctuation() */ @@ -278,35 +293,66 @@ bool QCollator::ignorePunctuation() const } /*! - \fn int QCollator::compare(const QString &s1, const QString &s2) const + \since 5.13 + \fn bool QCollator::operator()(QStringView s1, QStringView s2) const + \internal +*/ - Compares \a s1 with \a s2. Returns an integer less than, equal to, or greater than zero - depending on whether \a s1 is smaller, equal or larger than \a s2. - */ +/*! + \since 5.13 + \fn int QCollator::compare(QStringView s1, QStringView s2) const + + Compares \a s1 with \a s2. + Returns an integer less than, equal to, or greater than zero depending on + whether \a s1 sorts before, with or after \a s2. +*/ +#if QT_STRINGVIEW_LEVEL < 2 /*! \fn bool QCollator::operator()(const QString &s1, const QString &s2) const \internal */ /*! - \fn int QCollator::compare(const QStringRef &s1, const QStringRef &s2) const \overload - Compares \a s1 with \a s2. Returns an integer less than, equal to, or greater than zero - depending on whether \a s1 is smaller, equal or larger than \a s2. + Compares \a s1 with \a s2. + + Returns an integer less than, equal to, or greater than zero depending on + whether \a s1 sorts before, with or after \a s2. +*/ +int QCollator::compare(const QString &s1, const QString &s2) const +{ + return compare(QStringView(s1), QStringView(s2)); +} + +/*! + \overload + + Compares \a s1 with \a s2. + + Returns an integer less than, equal to, or greater than zero depending on + whether \a s1 sorts before, with or after \a s2. */ +int QCollator::compare(const QStringRef &s1, const QStringRef &s2) const +{ + return compare(QStringView(s1), QStringView(s2)); +} /*! - \fn int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) const \overload - Compares \a s1 with \a s2. \a len1 and \a len2 specify the length of the - QChar arrays pointer to by \a s1 and \a s2. + Compares \a s1 with \a s2. \a len1 and \a len2 specify the lengths of the + QChar arrays pointed to by \a s1 and \a s2. - Returns an integer less than, equal to, or greater than zero - depending on whether \a s1 is smaller, equal or larger than \a s2. + Returns an integer less than, equal to, or greater than zero depending on + whether \a s1 sorts before, with or after \a s2. */ +int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) const +{ + return compare(QStringView(s1, len1), QStringView(s2, len2)); +} +#endif // QT_STRINGVIEW_LEVEL < 2 /*! \fn QCollatorSortKey QCollator::sortKey(const QString &string) const @@ -314,9 +360,9 @@ bool QCollator::ignorePunctuation() const Returns a sortKey for \a string. Creating the sort key is usually somewhat slower, than using the compare() - methods directly. But if the string is compared repeatedly (e.g. when sorting - a whole list of strings), it's usually faster to create the sort keys for each - string and then sort using the keys. + methods directly. But if the string is compared repeatedly (e.g. when + sorting a whole list of strings), it's usually faster to create the sort + keys for each string and then sort using the keys. \note Not supported with the C (a.k.a. POSIX) locale on Darwin. */ @@ -328,8 +374,8 @@ bool QCollator::ignorePunctuation() const \since 5.2 - The QCollatorSortKey class is always created by QCollator::sortKey() - and is used for fast strings collation, for example when collating many strings. + The QCollatorSortKey class is always created by QCollator::sortKey() and is + used for fast strings collation, for example when collating many strings. \reentrant \ingroup i18n @@ -398,9 +444,11 @@ QCollatorSortKey& QCollatorSortKey::operator=(const QCollatorSortKey &other) /*! \fn int QCollatorSortKey::compare(const QCollatorSortKey &otherKey) const - Compares the key to \a otherKey. Returns a negative value if the key - is less than \a otherKey, 0 if the key is equal to \a otherKey or a - positive value if the key is greater than \a otherKey. + Compares this key to \a otherKey. + + Returns a negative value if the key is less than \a otherKey, 0 if the key + is equal to \a otherKey or a positive value if the key is greater than \a + otherKey. \sa operator<() */ diff --git a/src/corelib/tools/qcollator.h b/src/corelib/tools/qcollator.h index 6fa199cb0f..6bb5038371 100644 --- a/src/corelib/tools/qcollator.h +++ b/src/corelib/tools/qcollator.h @@ -57,11 +57,9 @@ public: QCollatorSortKey(const QCollatorSortKey &other); ~QCollatorSortKey(); QCollatorSortKey &operator=(const QCollatorSortKey &other); -#ifdef Q_COMPILER_RVALUE_REFS - inline QCollatorSortKey &operator=(QCollatorSortKey &&other) Q_DECL_NOTHROW + inline QCollatorSortKey &operator=(QCollatorSortKey &&other) noexcept { swap(other); return *this; } -#endif - void swap(QCollatorSortKey &other) Q_DECL_NOTHROW + void swap(QCollatorSortKey &other) noexcept { d.swap(other.d); } int compare(const QCollatorSortKey &key) const; @@ -83,18 +81,17 @@ inline bool operator<(const QCollatorSortKey &lhs, const QCollatorSortKey &rhs) class Q_CORE_EXPORT QCollator { public: - explicit QCollator(const QLocale &locale = QLocale()); + QCollator(); + explicit QCollator(const QLocale &locale); QCollator(const QCollator &); ~QCollator(); QCollator &operator=(const QCollator &); -#ifdef Q_COMPILER_RVALUE_REFS - QCollator(QCollator &&other) Q_DECL_NOTHROW + QCollator(QCollator &&other) noexcept : d(other.d) { other.d = nullptr; } - QCollator &operator=(QCollator &&other) Q_DECL_NOTHROW + QCollator &operator=(QCollator &&other) noexcept { swap(other); return *this; } -#endif - void swap(QCollator &other) Q_DECL_NOTHROW + void swap(QCollator &other) noexcept { qSwap(d, other.d); } void setLocale(const QLocale &locale); @@ -109,12 +106,18 @@ public: void setIgnorePunctuation(bool on); bool ignorePunctuation() const; +#if QT_STRINGVIEW_LEVEL < 2 int compare(const QString &s1, const QString &s2) const; int compare(const QStringRef &s1, const QStringRef &s2) const; int compare(const QChar *s1, int len1, const QChar *s2, int len2) const; bool operator()(const QString &s1, const QString &s2) const { return compare(s1, s2) < 0; } +#endif + int compare(QStringView s1, QStringView s2) const; + + bool operator()(QStringView s1, QStringView s2) const + { return compare(s1, s2) < 0; } QCollatorSortKey sortKey(const QString &string) const; diff --git a/src/corelib/tools/qcollator_icu.cpp b/src/corelib/tools/qcollator_icu.cpp index ab45b9a1a1..8acda45070 100644 --- a/src/corelib/tools/qcollator_icu.cpp +++ b/src/corelib/tools/qcollator_icu.cpp @@ -78,7 +78,8 @@ void QCollatorPrivate::init() // and does case sensitive comparison. // UCOL_QUATERNARY is used as default in a few languages such as Japanese to take care of some // additional differences in those languages. - UColAttributeValue val = (caseSensitivity == Qt::CaseSensitive) ? UCOL_DEFAULT_STRENGTH : UCOL_SECONDARY; + UColAttributeValue val = (caseSensitivity == Qt::CaseSensitive) + ? UCOL_DEFAULT_STRENGTH : UCOL_SECONDARY; status = U_ZERO_ERROR; ucol_setAttribute(collator, UCOL_STRENGTH, val, &status); @@ -91,7 +92,8 @@ void QCollatorPrivate::init() qWarning("ucol_setAttribute: numeric collation failed: %d", status); status = U_ZERO_ERROR; - ucol_setAttribute(collator, UCOL_ALTERNATE_HANDLING, ignorePunctuation ? UCOL_SHIFTED : UCOL_NON_IGNORABLE, &status); + ucol_setAttribute(collator, UCOL_ALTERNATE_HANDLING, + ignorePunctuation ? UCOL_SHIFTED : UCOL_NON_IGNORABLE, &status); if (U_FAILURE(status)) qWarning("ucol_setAttribute: Alternate handling failed: %d", status); @@ -105,37 +107,20 @@ void QCollatorPrivate::cleanup() collator = nullptr; } -int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) const +int QCollator::compare(QStringView s1, QStringView s2) const { if (d->dirty) d->init(); - if (d->collator) - return ucol_strcoll(d->collator, (const UChar *)s1, len1, (const UChar *)s2, len2); - - return QString::compare_helper(s1, len1, s2, len2, d->caseSensitivity); -} - -int QCollator::compare(const QString &s1, const QString &s2) const -{ - if (d->dirty) - d->init(); - - if (d->collator) - return compare(s1.constData(), s1.size(), s2.constData(), s2.size()); - - return QString::compare(s1, s2, d->caseSensitivity); -} - -int QCollator::compare(const QStringRef &s1, const QStringRef &s2) const -{ - if (d->dirty) - d->init(); - - if (d->collator) - return compare(s1.constData(), s1.size(), s2.constData(), s2.size()); + if (d->collator) { + return ucol_strcoll(d->collator, + reinterpret_cast<const UChar *>(s1.data()), s1.size(), + reinterpret_cast<const UChar *>(s2.data()), s2.size()); + } - return QStringRef::compare(s1, s2, d->caseSensitivity); + return QString::compare_helper(s1.data(), s1.size(), + s2.data(), s2.size(), + d->caseSensitivity); } QCollatorSortKey QCollator::sortKey(const QString &string) const diff --git a/src/corelib/tools/qcollator_macx.cpp b/src/corelib/tools/qcollator_macx.cpp index 42e67e0c12..071d7c048f 100644 --- a/src/corelib/tools/qcollator_macx.cpp +++ b/src/corelib/tools/qcollator_macx.cpp @@ -65,12 +65,12 @@ void QCollatorPrivate::init() return; LocaleRef localeRef; - int rc = LocaleRefFromLocaleString(QLocalePrivate::get(locale)->bcp47Name().constData(), &localeRef); - if (rc != 0) - qWarning("couldn't initialize the locale"); + OSStatus status = + LocaleRefFromLocaleString(QLocalePrivate::get(locale)->bcp47Name().constData(), &localeRef); + if (status != 0) + qWarning("Couldn't initialize the locale (%d)", int(status)); UInt32 options = 0; - if (caseSensitivity == Qt::CaseInsensitive) options |= kUCCollateCaseInsensitiveMask; if (numericMode) @@ -78,14 +78,9 @@ void QCollatorPrivate::init() if (!ignorePunctuation) options |= kUCCollatePunctuationSignificantMask; - OSStatus status = UCCreateCollator( - localeRef, - 0, - options, - &collator - ); + status = UCCreateCollator(localeRef, 0, options, &collator); if (status != 0) - qWarning("Couldn't initialize the collator"); + qWarning("Couldn't initialize the collator (%d)", int(status)); dirty = false; } @@ -97,18 +92,18 @@ void QCollatorPrivate::cleanup() collator = 0; } -int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) const +int QCollator::compare(QStringView s1, QStringView s2) const { if (d->dirty) d->init(); if (!d->collator) - return QStringView(s1, len1).compare(QStringView(s2, len2), caseSensitivity()); + return s1.compare(s2, caseSensitivity()); SInt32 result; Boolean equivalent; UCCompareText(d->collator, - reinterpret_cast<const UniChar *>(s1), len1, - reinterpret_cast<const UniChar *>(s2), len2, + reinterpret_cast<const UniChar *>(s1.data()), s1.size(), + reinterpret_cast<const UniChar *>(s2.data()), s2.size(), &equivalent, &result); if (equivalent) @@ -116,16 +111,6 @@ int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) con return result < 0 ? -1 : 1; } -int QCollator::compare(const QString &str1, const QString &str2) const -{ - return compare(str1.constData(), str1.size(), str2.constData(), str2.size()); -} - -int QCollator::compare(const QStringRef &s1, const QStringRef &s2) const -{ - return compare(s1.constData(), s1.size(), s2.constData(), s2.size()); -} - QCollatorSortKey QCollator::sortKey(const QString &string) const { if (d->dirty) @@ -139,13 +124,14 @@ QCollatorSortKey QCollator::sortKey(const QString &string) const //Documentation recommends having it 5 times as big as the input QVector<UCCollationValue> ret(string.size() * 5); ItemCount actualSize; - int status = UCGetCollationKey(d->collator, reinterpret_cast<const UniChar *>(string.constData()), string.count(), - ret.size(), &actualSize, ret.data()); + int status = UCGetCollationKey(d->collator, + reinterpret_cast<const UniChar *>(string.constData()), + string.count(), ret.size(), &actualSize, ret.data()); - ret.resize(actualSize+1); + ret.resize(actualSize + 1); if (status == kUCOutputBufferTooSmall) { - UCGetCollationKey(d->collator, reinterpret_cast<const UniChar *>(string.constData()), string.count(), - ret.size(), &actualSize, ret.data()); + UCGetCollationKey(d->collator, reinterpret_cast<const UniChar *>(string.constData()), + string.count(), ret.size(), &actualSize, ret.data()); } ret[actualSize] = 0; return QCollatorSortKey(new QCollatorSortKeyPrivate(std::move(ret))); diff --git a/src/corelib/tools/qcollator_posix.cpp b/src/corelib/tools/qcollator_posix.cpp index 81f97a02e1..9cbc539ebe 100644 --- a/src/corelib/tools/qcollator_posix.cpp +++ b/src/corelib/tools/qcollator_posix.cpp @@ -65,7 +65,7 @@ void QCollatorPrivate::cleanup() { } -static void stringToWCharArray(QVarLengthArray<wchar_t> &ret, const QString &string) +static void stringToWCharArray(QVarLengthArray<wchar_t> &ret, QStringView string) { ret.resize(string.length()); int len = string.toWCharArray(ret.data()); @@ -73,12 +73,7 @@ static void stringToWCharArray(QVarLengthArray<wchar_t> &ret, const QString &str ret[len] = 0; } -int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) const -{ - return compare(QString::fromRawData(s1, len1), QString::fromRawData(s2, len2)); -} - -int QCollator::compare(const QString &s1, const QString &s2) const +int QCollator::compare(QStringView s1, QStringView s2) const { if (d->isC()) return s1.compare(s2, caseSensitivity()); @@ -91,11 +86,6 @@ int QCollator::compare(const QString &s1, const QString &s2) const return std::wcscoll(array1.constData(), array2.constData()); } -int QCollator::compare(const QStringRef &s1, const QStringRef &s2) const -{ - return compare(s1.toString(), s2.toString()); -} - QCollatorSortKey QCollator::sortKey(const QString &string) const { if (d->dirty) diff --git a/src/corelib/tools/qcollator_win.cpp b/src/corelib/tools/qcollator_win.cpp index 10cfdaa264..9d81de882f 100644 --- a/src/corelib/tools/qcollator_win.cpp +++ b/src/corelib/tools/qcollator_win.cpp @@ -87,30 +87,30 @@ void QCollatorPrivate::cleanup() { } - -int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) const +int QCollator::compare(QStringView s1, QStringView s2) const { if (d->isC()) - return QString::compare_helper(s1, len1, s2, len2, d->caseSensitivity); + return s1.compare(s2, d->caseSensitivity); if (d->dirty) d->init(); //* from Windows documentation * - // Returns one of the following values if successful. To maintain the C runtime convention of - // comparing strings, the value 2 can be subtracted from a nonzero return value. Then, the - // meaning of <0, ==0, and >0 is consistent with the C runtime. + // Returns one of the following values if successful. To maintain the C + // runtime convention of comparing strings, the value 2 can be subtracted + // from a nonzero return value. Then, the meaning of <0, ==0, and >0 is + // consistent with the C runtime. // [...] The function returns 0 if it does not succeed. // https://docs.microsoft.com/en-us/windows/desktop/api/stringapiset/nf-stringapiset-comparestringex#return-value #ifndef USE_COMPARESTRINGEX const int ret = CompareString(d->localeID, d->collator, - reinterpret_cast<const wchar_t*>(s1), len1, - reinterpret_cast<const wchar_t*>(s2), len2); + reinterpret_cast<const wchar_t *>(s1.data()), s1.size(), + reinterpret_cast<const wchar_t *>(s2.data()), s2.size()); #else const int ret = CompareStringEx(LPCWSTR(d->localeName.utf16()), d->collator, - reinterpret_cast<LPCWSTR>(s1), len1, - reinterpret_cast<LPCWSTR>(s2), len2, + reinterpret_cast<LPCWSTR>(s1.data()), s1.size(), + reinterpret_cast<LPCWSTR>(s2.data()), s2.size(), nullptr, nullptr, 0); #endif if (Q_LIKELY(ret)) @@ -132,16 +132,6 @@ int QCollator::compare(const QChar *s1, int len1, const QChar *s2, int len2) con return 0; } -int QCollator::compare(const QString &str1, const QString &str2) const -{ - return compare(str1.constData(), str1.size(), str2.constData(), str2.size()); -} - -int QCollator::compare(const QStringRef &s1, const QStringRef &s2) const -{ - return compare(s1.constData(), s1.size(), s2.constData(), s2.size()); -} - QCollatorSortKey QCollator::sortKey(const QString &string) const { if (d->dirty) @@ -170,7 +160,9 @@ QCollatorSortKey QCollator::sortKey(const QString &string) const NULL, NULL, 0); #endif if (finalSize == 0) { - qWarning() << "there were problems when generating the ::sortKey by LCMapStringW with error:" << GetLastError(); + qWarning() + << "there were problems when generating the ::sortKey by LCMapStringW with error:" + << GetLastError(); } return QCollatorSortKey(new QCollatorSortKeyPrivate(std::move(ret))); } diff --git a/src/corelib/tools/qcommandlineoption.cpp b/src/corelib/tools/qcommandlineoption.cpp index c2b86014ba..aff684fad2 100644 --- a/src/corelib/tools/qcommandlineoption.cpp +++ b/src/corelib/tools/qcommandlineoption.cpp @@ -254,7 +254,7 @@ namespace { typedef QString argument_type; Q_NEVER_INLINE - result_type operator()(const QString &name) const Q_DECL_NOEXCEPT + result_type operator()(const QString &name) const noexcept { if (Q_UNLIKELY(name.isEmpty())) return warn("be empty"); @@ -271,7 +271,7 @@ namespace { } Q_NEVER_INLINE - static bool warn(const char *what) Q_DECL_NOEXCEPT + static bool warn(const char *what) noexcept { qWarning("QCommandLineOption: Option names cannot %s", what); return true; diff --git a/src/corelib/tools/qcommandlineoption.h b/src/corelib/tools/qcommandlineoption.h index 276be042de..e2ca64acef 100644 --- a/src/corelib/tools/qcommandlineoption.h +++ b/src/corelib/tools/qcommandlineoption.h @@ -71,11 +71,9 @@ public: ~QCommandLineOption(); QCommandLineOption &operator=(const QCommandLineOption &other); -#ifdef Q_COMPILER_RVALUE_REFS - QCommandLineOption &operator=(QCommandLineOption &&other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif + QCommandLineOption &operator=(QCommandLineOption &&other) noexcept { swap(other); return *this; } - void swap(QCommandLineOption &other) Q_DECL_NOTHROW + void swap(QCommandLineOption &other) noexcept { qSwap(d, other.d); } QStringList names() const; diff --git a/src/corelib/tools/qcommandlineparser.cpp b/src/corelib/tools/qcommandlineparser.cpp index 6817d73143..48501f5271 100644 --- a/src/corelib/tools/qcommandlineparser.cpp +++ b/src/corelib/tools/qcommandlineparser.cpp @@ -41,6 +41,7 @@ #include "qcommandlineparser.h" #include <qcoreapplication.h> +#include <private/qcoreapplication_p.h> #include <qhash.h> #include <qvector.h> #include <qdebug.h> @@ -70,11 +71,12 @@ public: bool parse(const QStringList &args); void checkParsed(const char *method); QStringList aliases(const QString &name) const; - QString helpText() const; + QString helpText(bool includeQtOptions) const; bool registerFoundOption(const QString &optionName); bool parseOptionValue(const QString &optionName, const QString &argument, QStringList::const_iterator *argumentIterator, QStringList::const_iterator argsEnd); + Q_NORETURN void showHelp(int exitCode, bool includeQtOptions); //! Error text set when parse() returns false QString errorText; @@ -130,7 +132,7 @@ QStringList QCommandLineParserPrivate::aliases(const QString &optionName) const { const NameHash_t::const_iterator it = nameHash.constFind(optionName); if (it == nameHash.cend()) { - qWarning("QCommandLineParser: option not defined: \"%s\"", qPrintable(optionName)); + qWarning("QCommandLineParser: option not defined: \"%ls\"", qUtf16Printable(optionName)); return QStringList(); } return commandLineOptionList.at(*it).names(); @@ -362,8 +364,10 @@ bool QCommandLineParser::addOption(const QCommandLineOption &option) if (!optionNames.isEmpty()) { for (const QString &name : optionNames) { - if (d->nameHash.contains(name)) + if (d->nameHash.contains(name)) { + qWarning() << "QCommandLineParser: already having an option named" << name; return false; + } } d->commandLineOptionList.append(option); @@ -417,7 +421,9 @@ QCommandLineOption QCommandLineParser::addVersionOption() /*! Adds the help option (\c{-h}, \c{--help} and \c{-?} on Windows) - This option is handled automatically by QCommandLineParser. + as well as an option \c{--help-all} to include Qt-specific options in the output. + + These options are handled automatically by QCommandLineParser. Remember to use setApplicationDescription to set the application description, which will be displayed when this option is used. @@ -434,8 +440,10 @@ QCommandLineOption QCommandLineParser::addHelpOption() << QStringLiteral("?") #endif << QStringLiteral("h") - << QStringLiteral("help"), tr("Displays this help.")); + << QStringLiteral("help"), tr("Displays help on commandline options.")); addOption(opt); + QCommandLineOption optHelpAll(QStringLiteral("help-all"), tr("Displays help including Qt specific options.")); + addOption(optHelpAll); d->builtinHelpOption = true; return opt; } @@ -552,9 +560,9 @@ static void showParserMessage(const QString &message, MessageType type) { #if defined(Q_OS_WINRT) if (type == UsageMessage) - qInfo(qPrintable(message)); + qInfo("%ls", qUtf16Printable(message)); else - qCritical(qPrintable(message)); + qCritical("%ls", qUtf16Printable(message)); return; #elif defined(Q_OS_WIN) && !defined(QT_BOOTSTRAPPED) if (displayMessageBox()) { @@ -579,7 +587,8 @@ static void showParserMessage(const QString &message, MessageType type) In addition to parsing the options (like parse()), this function also handles the builtin options and handles errors. - The builtin options are \c{--version} if addVersionOption was called and \c{--help} if addHelpOption was called. + The builtin options are \c{--version} if addVersionOption was called and + \c{--help} / \c{--help-all} if addHelpOption was called. When invoking one of these options, or when an error happens (for instance an unknown option was passed), the current process will then stop, using the exit() function. @@ -598,7 +607,10 @@ void QCommandLineParser::process(const QStringList &arguments) showVersion(); if (d->builtinHelpOption && isSet(QStringLiteral("help"))) - showHelp(EXIT_SUCCESS); + d->showHelp(EXIT_SUCCESS, false); + + if (d->builtinHelpOption && isSet(QStringLiteral("help-all"))) + d->showHelp(EXIT_SUCCESS, true); } /*! @@ -886,7 +898,7 @@ QStringList QCommandLineParser::values(const QString &optionName) const return values; } - qWarning("QCommandLineParser: option not defined: \"%s\"", qPrintable(optionName)); + qWarning("QCommandLineParser: option not defined: \"%ls\"", qUtf16Printable(optionName)); return QStringList(); } @@ -1031,7 +1043,12 @@ Q_NORETURN void QCommandLineParser::showVersion() */ Q_NORETURN void QCommandLineParser::showHelp(int exitCode) { - showParserMessage(d->helpText(), UsageMessage); + d->showHelp(exitCode, false); +} + +Q_NORETURN void QCommandLineParserPrivate::showHelp(int exitCode, bool includeQtOptions) +{ + showParserMessage(helpText(includeQtOptions), UsageMessage); qt_call_post_routines(); ::exit(exitCode); } @@ -1043,7 +1060,7 @@ Q_NORETURN void QCommandLineParser::showHelp(int exitCode) */ QString QCommandLineParser::helpText() const { - return d->helpText(); + return d->helpText(false); } static QString wrapText(const QString &names, int longestOptionNameString, const QString &description) @@ -1101,13 +1118,16 @@ static QString wrapText(const QString &names, int longestOptionNameString, const return text; } -QString QCommandLineParserPrivate::helpText() const +QString QCommandLineParserPrivate::helpText(bool includeQtOptions) const { const QLatin1Char nl('\n'); QString text; QString usage; usage += QCoreApplication::instance()->arguments().constFirst(); // executable name - if (!commandLineOptionList.isEmpty()) + QList<QCommandLineOption> options = commandLineOptionList; + if (includeQtOptions) + QCoreApplication::instance()->d_func()->addQtOptions(&options); + if (!options.isEmpty()) usage += QLatin1Char(' ') + QCommandLineParser::tr("[options]"); for (const PositionalArgumentDefinition &arg : positionalArgumentDefinitions) usage += QLatin1Char(' ') + arg.syntax; @@ -1115,12 +1135,12 @@ QString QCommandLineParserPrivate::helpText() const if (!description.isEmpty()) text += description + nl; text += nl; - if (!commandLineOptionList.isEmpty()) + if (!options.isEmpty()) text += QCommandLineParser::tr("Options:") + nl; QStringList optionNameList; - optionNameList.reserve(commandLineOptionList.size()); + optionNameList.reserve(options.size()); int longestOptionNameString = 0; - for (const QCommandLineOption &option : commandLineOptionList) { + for (const QCommandLineOption &option : qAsConst(options)) { if (option.flags() & QCommandLineOption::HiddenFromHelp) continue; const QStringList optionNames = option.names(); @@ -1139,14 +1159,14 @@ QString QCommandLineParserPrivate::helpText() const } ++longestOptionNameString; auto optionNameIterator = optionNameList.cbegin(); - for (const QCommandLineOption &option : commandLineOptionList) { + for (const QCommandLineOption &option : qAsConst(options)) { if (option.flags() & QCommandLineOption::HiddenFromHelp) continue; text += wrapText(*optionNameIterator, longestOptionNameString, option.description()); ++optionNameIterator; } if (!positionalArgumentDefinitions.isEmpty()) { - if (!commandLineOptionList.isEmpty()) + if (!options.isEmpty()) text += nl; text += QCommandLineParser::tr("Arguments:") + nl; for (const PositionalArgumentDefinition &arg : positionalArgumentDefinitions) diff --git a/src/corelib/tools/qcontainertools_impl.h b/src/corelib/tools/qcontainertools_impl.h new file mode 100644 index 0000000000..86a16eb32b --- /dev/null +++ b/src/corelib/tools/qcontainertools_impl.h @@ -0,0 +1,136 @@ +/**************************************************************************** +** +** Copyright (C) 2018 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@kdab.com> +** Copyright (C) 2018 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Giuseppe D'Angelo <giuseppe.dangelo@kdab.com> +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the QtCore module of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:LGPL$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** GNU Lesser General Public License Usage +** Alternatively, this file may be used under the terms of the GNU Lesser +** General Public License version 3 as published by the Free Software +** Foundation and appearing in the file LICENSE.LGPL3 included in the +** packaging of this file. Please review the following information to +** ensure the GNU Lesser General Public License version 3 requirements +** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +** +** GNU General Public License Usage +** Alternatively, this file may be used under the terms of the GNU +** General Public License version 2.0 or (at your option) the GNU General +** Public license version 3 or any later version approved by the KDE Free +** Qt Foundation. The licenses are as published by the Free Software +** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +** included in the packaging of this file. Please review the following +** information to ensure the GNU General Public License requirements will +** be met: https://www.gnu.org/licenses/gpl-2.0.html and +** https://www.gnu.org/licenses/gpl-3.0.html. +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#if 0 +#pragma qt_sync_skip_header_check +#pragma qt_sync_stop_processing +#endif + +#ifndef QCONTAINERTOOLS_IMPL_H +#define QCONTAINERTOOLS_IMPL_H + +#include <QtCore/qglobal.h> +#include <iterator> + +#ifndef Q_QDOC + +QT_BEGIN_NAMESPACE + +namespace QtPrivate +{ +template <typename Iterator> +using IfIsInputIterator = typename std::enable_if< + std::is_convertible<typename std::iterator_traits<Iterator>::iterator_category, std::input_iterator_tag>::value, + bool>::type; + +template <typename Iterator> +using IfIsForwardIterator = typename std::enable_if< + std::is_convertible<typename std::iterator_traits<Iterator>::iterator_category, std::forward_iterator_tag>::value, + bool>::type; + +template <typename Iterator> +using IfIsNotForwardIterator = typename std::enable_if< + !std::is_convertible<typename std::iterator_traits<Iterator>::iterator_category, std::forward_iterator_tag>::value, + bool>::type; + +template <typename Container, + typename InputIterator, + IfIsNotForwardIterator<InputIterator> = true> +void reserveIfForwardIterator(Container *, InputIterator, InputIterator) +{ +} + +template <typename Container, + typename ForwardIterator, + IfIsForwardIterator<ForwardIterator> = true> +void reserveIfForwardIterator(Container *c, ForwardIterator f, ForwardIterator l) +{ + c->reserve(static_cast<typename Container::size_type>(std::distance(f, l))); +} + +// for detecting expression validity +template <typename ... T> +using void_t = void; + +template <typename Iterator, typename = void_t<>> +struct AssociativeIteratorHasKeyAndValue : std::false_type +{ +}; + +template <typename Iterator> +struct AssociativeIteratorHasKeyAndValue< + Iterator, + void_t<decltype(std::declval<Iterator &>().key()), + decltype(std::declval<Iterator &>().value())> + > + : std::true_type +{ +}; + +template <typename Iterator, typename = void_t<>, typename = void_t<>> +struct AssociativeIteratorHasFirstAndSecond : std::false_type +{ +}; + +template <typename Iterator> +struct AssociativeIteratorHasFirstAndSecond< + Iterator, + void_t<decltype(std::declval<Iterator &>()->first), + decltype(std::declval<Iterator &>()->second)> + > + : std::true_type +{ +}; + +template <typename Iterator> +using IfAssociativeIteratorHasKeyAndValue = + typename std::enable_if<AssociativeIteratorHasKeyAndValue<Iterator>::value, bool>::type; + +template <typename Iterator> +using IfAssociativeIteratorHasFirstAndSecond = + typename std::enable_if<AssociativeIteratorHasFirstAndSecond<Iterator>::value, bool>::type; + +} // namespace QtPrivate + +QT_END_NAMESPACE + +#endif // Q_QDOC + +#endif // QCONTAINERTOOLS_IMPL_H diff --git a/src/corelib/tools/qcontiguouscache.h b/src/corelib/tools/qcontiguouscache.h index fdb9c6d19a..592e31bfd2 100644 --- a/src/corelib/tools/qcontiguouscache.h +++ b/src/corelib/tools/qcontiguouscache.h @@ -107,11 +107,9 @@ public: #endif QContiguousCache<T> &operator=(const QContiguousCache<T> &other); -#ifdef Q_COMPILER_RVALUE_REFS - inline QContiguousCache<T> &operator=(QContiguousCache<T> &&other) + inline QContiguousCache<T> &operator=(QContiguousCache<T> &&other) noexcept { qSwap(d, other.d); return *this; } -#endif - inline void swap(QContiguousCache<T> &other) { qSwap(d, other.d); } + inline void swap(QContiguousCache<T> &other) noexcept { qSwap(d, other.d); } bool operator==(const QContiguousCache<T> &other) const; inline bool operator!=(const QContiguousCache<T> &other) const { return !(*this == other); } diff --git a/src/corelib/tools/qcryptographichash.cpp b/src/corelib/tools/qcryptographichash.cpp index 3c79bb797d..ee7657789c 100644 --- a/src/corelib/tools/qcryptographichash.cpp +++ b/src/corelib/tools/qcryptographichash.cpp @@ -58,6 +58,10 @@ typedef unsigned char BitSequence; typedef unsigned long long DataLength; typedef enum { SUCCESS = 0, FAIL = 1, BAD_HASHLEN = 2 } HashReturn; +#ifdef Q_OS_RTEMS +# undef ALIGN +#endif + #include "../../3rdparty/sha3/KeccakSponge.c" typedef spongeState hashState; diff --git a/src/corelib/tools/qeasingcurve.cpp b/src/corelib/tools/qeasingcurve.cpp index f82048db0f..9169b5c7f1 100644 --- a/src/corelib/tools/qeasingcurve.cpp +++ b/src/corelib/tools/qeasingcurve.cpp @@ -339,6 +339,23 @@ struct TCBPoint { }; Q_DECLARE_TYPEINFO(TCBPoint, Q_PRIMITIVE_TYPE); +QDataStream &operator<<(QDataStream &stream, const TCBPoint &point) +{ + stream << point._point + << point._t + << point._c + << point._b; + return stream; +} + +QDataStream &operator>>(QDataStream &stream, TCBPoint &point) +{ + stream >> point._point + >> point._t + >> point._c + >> point._b; + return stream; +} typedef QVector<TCBPoint> TCBPoints; @@ -363,6 +380,34 @@ public: }; +QDataStream &operator<<(QDataStream &stream, QEasingCurveFunction *func) +{ + if (func) { + stream << func->_p; + stream << func->_a; + stream << func->_o; + if (stream.version() > QDataStream::Qt_5_12) { + stream << func->_bezierCurves; + stream << func->_tcbPoints; + } + } + return stream; +} + +QDataStream &operator>>(QDataStream &stream, QEasingCurveFunction *func) +{ + if (func) { + stream >> func->_p; + stream >> func->_a; + stream >> func->_o; + if (stream.version() > QDataStream::Qt_5_12) { + stream >> func->_bezierCurves; + stream >> func->_tcbPoints; + } + } + return stream; +} + static QEasingCurve::EasingFunction curveToFunc(QEasingCurve::Type curve); qreal QEasingCurveFunction::value(qreal t) @@ -1480,9 +1525,7 @@ QDataStream &operator<<(QDataStream &stream, const QEasingCurve &easing) bool hasConfig = easing.d_ptr->config; stream << hasConfig; if (hasConfig) { - stream << easing.d_ptr->config->_p; - stream << easing.d_ptr->config->_a; - stream << easing.d_ptr->config->_o; + stream << easing.d_ptr->config; } return stream; } @@ -1515,9 +1558,7 @@ QDataStream &operator>>(QDataStream &stream, QEasingCurve &easing) easing.d_ptr->config = nullptr; if (hasConfig) { QEasingCurveFunction *config = curveToFunctionObject(type); - stream >> config->_p; - stream >> config->_a; - stream >> config->_o; + stream >> config; easing.d_ptr->config = config; } return stream; diff --git a/src/corelib/tools/qeasingcurve.h b/src/corelib/tools/qeasingcurve.h index 74bde5825a..725ddd5dcc 100644 --- a/src/corelib/tools/qeasingcurve.h +++ b/src/corelib/tools/qeasingcurve.h @@ -80,13 +80,11 @@ public: QEasingCurve &operator=(const QEasingCurve &other) { if ( this != &other ) { QEasingCurve copy(other); swap(copy); } return *this; } -#ifdef Q_COMPILER_RVALUE_REFS - QEasingCurve(QEasingCurve &&other) Q_DECL_NOTHROW : d_ptr(other.d_ptr) { other.d_ptr = nullptr; } - QEasingCurve &operator=(QEasingCurve &&other) Q_DECL_NOTHROW + QEasingCurve(QEasingCurve &&other) noexcept : d_ptr(other.d_ptr) { other.d_ptr = nullptr; } + QEasingCurve &operator=(QEasingCurve &&other) noexcept { qSwap(d_ptr, other.d_ptr); return *this; } -#endif - void swap(QEasingCurve &other) Q_DECL_NOTHROW { qSwap(d_ptr, other.d_ptr); } + void swap(QEasingCurve &other) noexcept { qSwap(d_ptr, other.d_ptr); } bool operator==(const QEasingCurve &other) const; inline bool operator!=(const QEasingCurve &other) const diff --git a/src/corelib/tools/qfreelist_p.h b/src/corelib/tools/qfreelist_p.h index 63be0952ff..d72d6e1b4b 100644 --- a/src/corelib/tools/qfreelist_p.h +++ b/src/corelib/tools/qfreelist_p.h @@ -249,11 +249,11 @@ inline int QFreeList<T, ConstantsType>::next() if (!v) { v = allocate((id & ConstantsType::IndexMask) - at, ConstantsType::Sizes[block]); - if (!_v[block].testAndSetRelease(0, v)) { + if (!_v[block].testAndSetRelease(nullptr, v)) { // race with another thread lost delete [] v; v = _v[block].loadAcquire(); - Q_ASSERT(v != 0); + Q_ASSERT(v != nullptr); } } diff --git a/src/corelib/tools/qhash.cpp b/src/corelib/tools/qhash.cpp index 32e9a4269c..6b003fe739 100644 --- a/src/corelib/tools/qhash.cpp +++ b/src/corelib/tools/qhash.cpp @@ -197,7 +197,7 @@ static uint crc32(...) } #endif -static inline uint hash(const uchar *p, size_t len, uint seed) Q_DECL_NOTHROW +static inline uint hash(const uchar *p, size_t len, uint seed) noexcept { uint h = seed; @@ -210,12 +210,12 @@ static inline uint hash(const uchar *p, size_t len, uint seed) Q_DECL_NOTHROW return h; } -uint qHashBits(const void *p, size_t len, uint seed) Q_DECL_NOTHROW +uint qHashBits(const void *p, size_t len, uint seed) noexcept { return hash(static_cast<const uchar*>(p), int(len), seed); } -static inline uint hash(const QChar *p, size_t len, uint seed) Q_DECL_NOTHROW +static inline uint hash(const QChar *p, size_t len, uint seed) noexcept { uint h = seed; @@ -228,29 +228,29 @@ static inline uint hash(const QChar *p, size_t len, uint seed) Q_DECL_NOTHROW return h; } -uint qHash(const QByteArray &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QByteArray &key, uint seed) noexcept { return hash(reinterpret_cast<const uchar *>(key.constData()), size_t(key.size()), seed); } #if QT_STRINGVIEW_LEVEL < 2 -uint qHash(const QString &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QString &key, uint seed) noexcept { return hash(key.unicode(), size_t(key.size()), seed); } -uint qHash(const QStringRef &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QStringRef &key, uint seed) noexcept { return hash(key.unicode(), size_t(key.size()), seed); } #endif -uint qHash(QStringView key, uint seed) Q_DECL_NOTHROW +uint qHash(QStringView key, uint seed) noexcept { return hash(key.data(), key.size(), seed); } -uint qHash(const QBitArray &bitArray, uint seed) Q_DECL_NOTHROW +uint qHash(const QBitArray &bitArray, uint seed) noexcept { int m = bitArray.d.size() - 1; uint result = hash(reinterpret_cast<const uchar *>(bitArray.d.constData()), @@ -264,7 +264,7 @@ uint qHash(const QBitArray &bitArray, uint seed) Q_DECL_NOTHROW return result; } -uint qHash(QLatin1String key, uint seed) Q_DECL_NOTHROW +uint qHash(QLatin1String key, uint seed) noexcept { return hash(reinterpret_cast<const uchar *>(key.data()), size_t(key.size()), seed); } @@ -398,7 +398,7 @@ void qSetGlobalQHashSeed(int newSeed) This function can hash discontiguous memory by invoking it on each chunk, passing the previous's result in the next call's \a chained argument. */ -uint qt_hash(QStringView key, uint chained) Q_DECL_NOTHROW +uint qt_hash(QStringView key, uint chained) noexcept { auto n = key.size(); auto p = key.utf16(); @@ -471,7 +471,7 @@ static int countBits(int hint) const int MinNumBits = 4; const QHashData QHashData::shared_null = { - 0, 0, Q_REFCOUNT_INITIALIZE_STATIC, 0, 0, MinNumBits, 0, 0, 0, true, false, 0 + nullptr, nullptr, Q_REFCOUNT_INITIALIZE_STATIC, 0, 0, MinNumBits, 0, 0, 0, true, false, 0 }; void *QHashData::allocateNode(int nodeAlign) @@ -501,8 +501,8 @@ QHashData *QHashData::detach_helper(void (*node_duplicate)(Node *, void *), if (this == &shared_null) qt_initialize_qhash_seed(); // may throw d = new QHashData; - d->fakeNext = 0; - d->buckets = 0; + d->fakeNext = nullptr; + d->buckets = nullptr; d->ref.initializeOwned(); d->size = size; d->nodeSize = nodeSize; @@ -709,7 +709,7 @@ void QHashData::dump() } n = n->next; } - qDebug("%s", qPrintable(line)); + qDebug("%ls", qUtf16Printable(line)); } } } @@ -938,7 +938,7 @@ void QHashData::checkSanity() Returns the hash value for the \a key, using \a seed to seed the calculation. */ -uint qHash(float key, uint seed) Q_DECL_NOTHROW +uint qHash(float key, uint seed) noexcept { return key != 0.0f ? hash(reinterpret_cast<const uchar *>(&key), sizeof(key), seed) : seed ; } @@ -948,7 +948,7 @@ uint qHash(float key, uint seed) Q_DECL_NOTHROW Returns the hash value for the \a key, using \a seed to seed the calculation. */ -uint qHash(double key, uint seed) Q_DECL_NOTHROW +uint qHash(double key, uint seed) noexcept { return key != 0.0 ? hash(reinterpret_cast<const uchar *>(&key), sizeof(key), seed) : seed ; } @@ -959,7 +959,7 @@ uint qHash(double key, uint seed) Q_DECL_NOTHROW Returns the hash value for the \a key, using \a seed to seed the calculation. */ -uint qHash(long double key, uint seed) Q_DECL_NOTHROW +uint qHash(long double key, uint seed) noexcept { return key != 0.0L ? hash(reinterpret_cast<const uchar *>(&key), sizeof(key), seed) : seed ; } @@ -1251,6 +1251,17 @@ uint qHash(long double key, uint seed) Q_DECL_NOTHROW compiled in C++11 mode. */ +/*! \fn template <class Key, class T> template <class InputIterator> QHash<Key, T>::QHash(InputIterator begin, InputIterator end) + \since 5.14 + + Constructs a hash with a copy of each of the elements in the iterator range + [\a begin, \a end). Either the elements iterated by the range must be + objects with \c{first} and \c{second} data members (like \c{QPair}, + \c{std::pair}, etc.) convertible to \c Key and to \c T respectively; or the + iterators must have \c{key()} and \c{value()} member functions, returning a + key convertible to \c Key and a value convertible to \c T respectively. +*/ + /*! \fn template <class Key, class T> QHash<Key, T>::QHash(const QHash &other) Constructs a copy of \a other. @@ -2586,6 +2597,17 @@ uint qHash(long double key, uint seed) Q_DECL_NOTHROW \sa operator=() */ +/*! \fn template <class Key, class T> template <class InputIterator> QMultiHash::QMultiHash(InputIterator begin, InputIterator end) + \since 5.14 + + Constructs a multi-hash with a copy of each of the elements in the iterator range + [\a begin, \a end). Either the elements iterated by the range must be + objects with \c{first} and \c{second} data members (like \c{QPair}, + \c{std::pair}, etc.) convertible to \c Key and to \c T respectively; or the + iterators must have \c{key()} and \c{value()} member functions, returning a + key convertible to \c Key and a value convertible to \c T respectively. +*/ + /*! \fn template <class Key, class T> QMultiHash<Key, T>::iterator QMultiHash<Key, T>::replace(const Key &key, const T &value) Inserts a new item with the \a key and a value of \a value. diff --git a/src/corelib/tools/qhash.h b/src/corelib/tools/qhash.h index a586ca5671..4b4cb2d5f0 100644 --- a/src/corelib/tools/qhash.h +++ b/src/corelib/tools/qhash.h @@ -46,12 +46,10 @@ #include <QtCore/qlist.h> #include <QtCore/qrefcount.h> #include <QtCore/qhashfunctions.h> - -#ifdef Q_COMPILER_INITIALIZER_LISTS -#include <initializer_list> -#endif +#include <QtCore/qcontainertools_impl.h> #include <algorithm> +#include <initializer_list> #if defined(Q_CC_MSVC) #pragma warning( push ) @@ -240,8 +238,7 @@ class QHash static inline int alignOfNode() { return qMax<int>(sizeof(void*), Q_ALIGNOF(Node)); } public: - inline QHash() Q_DECL_NOTHROW : d(const_cast<QHashData *>(&QHashData::shared_null)) { } -#ifdef Q_COMPILER_INITIALIZER_LISTS + inline QHash() noexcept : d(const_cast<QHashData *>(&QHashData::shared_null)) { } inline QHash(std::initializer_list<std::pair<Key,T> > list) : d(const_cast<QHashData *>(&QHashData::shared_null)) { @@ -249,17 +246,36 @@ public: for (typename std::initializer_list<std::pair<Key,T> >::const_iterator it = list.begin(); it != list.end(); ++it) insert(it->first, it->second); } -#endif QHash(const QHash &other) : d(other.d) { d->ref.ref(); if (!d->sharable) detach(); } ~QHash() { if (!d->ref.deref()) freeData(d); } QHash &operator=(const QHash &other); -#ifdef Q_COMPILER_RVALUE_REFS - QHash(QHash &&other) Q_DECL_NOTHROW : d(other.d) { other.d = const_cast<QHashData *>(&QHashData::shared_null); } - QHash &operator=(QHash &&other) Q_DECL_NOTHROW + QHash(QHash &&other) noexcept : d(other.d) { other.d = const_cast<QHashData *>(&QHashData::shared_null); } + QHash &operator=(QHash &&other) noexcept { QHash moved(std::move(other)); swap(moved); return *this; } +#ifdef Q_QDOC + template <typename InputIterator> + QHash(InputIterator f, InputIterator l); +#else + template <typename InputIterator, QtPrivate::IfAssociativeIteratorHasKeyAndValue<InputIterator> = true> + QHash(InputIterator f, InputIterator l) + : QHash() + { + QtPrivate::reserveIfForwardIterator(this, f, l); + for (; f != l; ++f) + insert(f.key(), f.value()); + } + + template <typename InputIterator, QtPrivate::IfAssociativeIteratorHasFirstAndSecond<InputIterator> = true> + QHash(InputIterator f, InputIterator l) + : QHash() + { + QtPrivate::reserveIfForwardIterator(this, f, l); + for (; f != l; ++f) + insert(f->first, f->second); + } #endif - void swap(QHash &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + void swap(QHash &other) noexcept { qSwap(d, other.d); } bool operator==(const QHash &other) const; bool operator!=(const QHash &other) const { return !(*this == other); } @@ -473,7 +489,7 @@ public: inline const_key_value_iterator constKeyValueEnd() const { return const_key_value_iterator(end()); } QPair<iterator, iterator> equal_range(const Key &key); - QPair<const_iterator, const_iterator> equal_range(const Key &key) const Q_DECL_NOTHROW; + QPair<const_iterator, const_iterator> equal_range(const Key &key) const noexcept; iterator erase(iterator it) { return erase(const_iterator(it.i)); } iterator erase(const_iterator it); @@ -512,11 +528,11 @@ private: static void duplicateNode(QHashData::Node *originalNode, void *newNode); - bool isValidIterator(const iterator &it) const Q_DECL_NOTHROW + bool isValidIterator(const iterator &it) const noexcept { return isValidNode(it.i); } - bool isValidIterator(const const_iterator &it) const Q_DECL_NOTHROW + bool isValidIterator(const const_iterator &it) const noexcept { return isValidNode(it.i); } - bool isValidNode(QHashData::Node *node) const Q_DECL_NOTHROW + bool isValidNode(QHashData::Node *node) const noexcept { #if defined(QT_DEBUG) && !defined(Q_HASH_NO_ITERATOR_DEBUG) while (node->next) @@ -993,7 +1009,7 @@ QPair<typename QHash<Key, T>::iterator, typename QHash<Key, T>::iterator> QHash< } template <class Key, class T> -QPair<typename QHash<Key, T>::const_iterator, typename QHash<Key, T>::const_iterator> QHash<Key, T>::equal_range(const Key &akey) const Q_DECL_NOTHROW +QPair<typename QHash<Key, T>::const_iterator, typename QHash<Key, T>::const_iterator> QHash<Key, T>::equal_range(const Key &akey) const noexcept { Node *node = *findNode(akey); const_iterator firstIt = const_iterator(node); @@ -1020,23 +1036,39 @@ template <class Key, class T> class QMultiHash : public QHash<Key, T> { public: - QMultiHash() Q_DECL_NOTHROW {} -#ifdef Q_COMPILER_INITIALIZER_LISTS + QMultiHash() noexcept {} inline QMultiHash(std::initializer_list<std::pair<Key,T> > list) { this->reserve(int(list.size())); for (typename std::initializer_list<std::pair<Key,T> >::const_iterator it = list.begin(); it != list.end(); ++it) insert(it->first, it->second); } +#ifdef Q_QDOC + template <typename InputIterator> + QMultiHash(InputIterator f, InputIterator l); +#else + template <typename InputIterator, QtPrivate::IfAssociativeIteratorHasKeyAndValue<InputIterator> = true> + QMultiHash(InputIterator f, InputIterator l) + { + QtPrivate::reserveIfForwardIterator(this, f, l); + for (; f != l; ++f) + insert(f.key(), f.value()); + } + + template <typename InputIterator, QtPrivate::IfAssociativeIteratorHasFirstAndSecond<InputIterator> = true> + QMultiHash(InputIterator f, InputIterator l) + { + QtPrivate::reserveIfForwardIterator(this, f, l); + for (; f != l; ++f) + insert(f->first, f->second); + } #endif // compiler-generated copy/move ctors/assignment operators are fine! // compiler-generated destructor is fine! QMultiHash(const QHash<Key, T> &other) : QHash<Key, T>(other) {} -#ifdef Q_COMPILER_RVALUE_REFS - QMultiHash(QHash<Key, T> &&other) Q_DECL_NOTHROW : QHash<Key, T>(std::move(other)) {} -#endif - void swap(QMultiHash &other) Q_DECL_NOTHROW { QHash<Key, T>::swap(other); } // prevent QMultiHash<->QHash swaps + QMultiHash(QHash<Key, T> &&other) noexcept : QHash<Key, T>(std::move(other)) {} + void swap(QMultiHash &other) noexcept { QHash<Key, T>::swap(other); } // prevent QMultiHash<->QHash swaps inline typename QHash<Key, T>::iterator replace(const Key &key, const T &value) { return QHash<Key, T>::insert(key, value); } @@ -1130,7 +1162,7 @@ Q_DECLARE_MUTABLE_ASSOCIATIVE_ITERATOR(Hash) template <class Key, class T> uint qHash(const QHash<Key, T> &key, uint seed = 0) - Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(std::declval<Key&>())) && noexcept(qHash(std::declval<T&>()))) + noexcept(noexcept(qHash(std::declval<Key&>())) && noexcept(qHash(std::declval<T&>()))) { QtPrivate::QHashCombineCommutative hash; for (auto it = key.begin(), end = key.end(); it != end; ++it) { @@ -1143,7 +1175,7 @@ uint qHash(const QHash<Key, T> &key, uint seed = 0) template <class Key, class T> inline uint qHash(const QMultiHash<Key, T> &key, uint seed = 0) - Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(std::declval<Key&>())) && noexcept(qHash(std::declval<T&>()))) + noexcept(noexcept(qHash(std::declval<Key&>())) && noexcept(qHash(std::declval<T&>()))) { const QHash<Key, T> &key2 = key; return qHash(key2, seed); diff --git a/src/corelib/tools/qhashfunctions.h b/src/corelib/tools/qhashfunctions.h index d013c26d66..2ff3464912 100644 --- a/src/corelib/tools/qhashfunctions.h +++ b/src/corelib/tools/qhashfunctions.h @@ -45,6 +45,7 @@ #include <QtCore/qpair.h> #include <numeric> // for std::accumulate +#include <functional> // for std::hash #if 0 #pragma qt_class(QHashFunctions) @@ -67,54 +68,54 @@ class QLatin1String; Q_CORE_EXPORT int qGlobalQHashSeed(); Q_CORE_EXPORT void qSetGlobalQHashSeed(int newSeed); -Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHashBits(const void *p, size_t size, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHashBits(const void *p, size_t size, uint seed = 0) noexcept; -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(char key, uint seed = 0) Q_DECL_NOTHROW { return uint(key) ^ seed; } -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(uchar key, uint seed = 0) Q_DECL_NOTHROW { return uint(key) ^ seed; } -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(signed char key, uint seed = 0) Q_DECL_NOTHROW { return uint(key) ^ seed; } -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(ushort key, uint seed = 0) Q_DECL_NOTHROW { return uint(key) ^ seed; } -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(short key, uint seed = 0) Q_DECL_NOTHROW { return uint(key) ^ seed; } -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(uint key, uint seed = 0) Q_DECL_NOTHROW { return key ^ seed; } -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(int key, uint seed = 0) Q_DECL_NOTHROW { return uint(key) ^ seed; } -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(ulong key, uint seed = 0) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(char key, uint seed = 0) noexcept { return uint(key) ^ seed; } +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(uchar key, uint seed = 0) noexcept { return uint(key) ^ seed; } +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(signed char key, uint seed = 0) noexcept { return uint(key) ^ seed; } +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(ushort key, uint seed = 0) noexcept { return uint(key) ^ seed; } +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(short key, uint seed = 0) noexcept { return uint(key) ^ seed; } +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(uint key, uint seed = 0) noexcept { return key ^ seed; } +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(int key, uint seed = 0) noexcept { return uint(key) ^ seed; } +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(ulong key, uint seed = 0) noexcept { return (sizeof(ulong) > sizeof(uint)) ? (uint(((key >> (8 * sizeof(uint) - 1)) ^ key) & (~0U)) ^ seed) : (uint(key & (~0U)) ^ seed); } -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(long key, uint seed = 0) Q_DECL_NOTHROW { return qHash(ulong(key), seed); } -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(quint64 key, uint seed = 0) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(long key, uint seed = 0) noexcept { return qHash(ulong(key), seed); } +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(quint64 key, uint seed = 0) noexcept { return uint(((key >> (8 * sizeof(uint) - 1)) ^ key) & (~0U)) ^ seed; } -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(qint64 key, uint seed = 0) Q_DECL_NOTHROW { return qHash(quint64(key), seed); } -Q_CORE_EXPORT Q_DECL_CONST_FUNCTION uint qHash(float key, uint seed = 0) Q_DECL_NOTHROW; -Q_CORE_EXPORT Q_DECL_CONST_FUNCTION uint qHash(double key, uint seed = 0) Q_DECL_NOTHROW; +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(qint64 key, uint seed = 0) noexcept { return qHash(quint64(key), seed); } +Q_CORE_EXPORT Q_DECL_CONST_FUNCTION uint qHash(float key, uint seed = 0) noexcept; +Q_CORE_EXPORT Q_DECL_CONST_FUNCTION uint qHash(double key, uint seed = 0) noexcept; #if !defined(Q_OS_DARWIN) || defined(Q_CLANG_QDOC) -Q_CORE_EXPORT Q_DECL_CONST_FUNCTION uint qHash(long double key, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT Q_DECL_CONST_FUNCTION uint qHash(long double key, uint seed = 0) noexcept; #endif -Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(const QChar key, uint seed = 0) Q_DECL_NOTHROW { return qHash(key.unicode(), seed); } -Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(const QByteArray &key, uint seed = 0) Q_DECL_NOTHROW; +Q_DECL_CONST_FUNCTION Q_DECL_CONSTEXPR inline uint qHash(const QChar key, uint seed = 0) noexcept { return qHash(key.unicode(), seed); } +Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(const QByteArray &key, uint seed = 0) noexcept; #if QT_STRINGVIEW_LEVEL < 2 -Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(const QString &key, uint seed = 0) Q_DECL_NOTHROW; -Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(const QStringRef &key, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(const QString &key, uint seed = 0) noexcept; +Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(const QStringRef &key, uint seed = 0) noexcept; #endif -Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(QStringView key, uint seed = 0) Q_DECL_NOTHROW; -Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(const QBitArray &key, uint seed = 0) Q_DECL_NOTHROW; -Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(QLatin1String key, uint seed = 0) Q_DECL_NOTHROW; -Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qt_hash(QStringView key, uint chained = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(QStringView key, uint seed = 0) noexcept; +Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(const QBitArray &key, uint seed = 0) noexcept; +Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qHash(QLatin1String key, uint seed = 0) noexcept; +Q_CORE_EXPORT Q_DECL_PURE_FUNCTION uint qt_hash(QStringView key, uint chained = 0) noexcept; -Q_DECL_CONST_FUNCTION inline uint qHash(std::nullptr_t, uint seed = 0) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION inline uint qHash(std::nullptr_t, uint seed = 0) noexcept { return qHash(reinterpret_cast<quintptr>(nullptr), seed); } -template <class T> inline uint qHash(const T *key, uint seed = 0) Q_DECL_NOTHROW +template <class T> inline uint qHash(const T *key, uint seed = 0) noexcept { return qHash(reinterpret_cast<quintptr>(key), seed); } template<typename T> inline uint qHash(const T &t, uint seed) - Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(t))) + noexcept(noexcept(qHash(t))) { return qHash(t) ^ seed; } namespace QtPrivate { @@ -122,7 +123,7 @@ namespace QtPrivate { struct QHashCombine { typedef uint result_type; template <typename T> - Q_DECL_CONSTEXPR result_type operator()(uint seed, const T &t) const Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(t))) + Q_DECL_CONSTEXPR result_type operator()(uint seed, const T &t) const noexcept(noexcept(qHash(t))) // combiner taken from N3876 / boost::hash_combine { return seed ^ (qHash(t) + 0x9e3779b9 + (seed << 6) + (seed >> 2)) ; } }; @@ -135,7 +136,7 @@ struct QHashCombineCommutative { // QHash). Therefore, provide a commutative combiner, too. typedef uint result_type; template <typename T> - Q_DECL_CONSTEXPR result_type operator()(uint seed, const T &t) const Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(t))) + Q_DECL_CONSTEXPR result_type operator()(uint seed, const T &t) const noexcept(noexcept(qHash(t))) { return seed + qHash(t); } // don't use xor! }; @@ -143,20 +144,20 @@ struct QHashCombineCommutative { template <typename InputIterator> inline uint qHashRange(InputIterator first, InputIterator last, uint seed = 0) - Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(*first))) // assume iterator operations don't throw + noexcept(noexcept(qHash(*first))) // assume iterator operations don't throw { return std::accumulate(first, last, seed, QtPrivate::QHashCombine()); } template <typename InputIterator> inline uint qHashRangeCommutative(InputIterator first, InputIterator last, uint seed = 0) - Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(*first))) // assume iterator operations don't throw + noexcept(noexcept(qHash(*first))) // assume iterator operations don't throw { return std::accumulate(first, last, seed, QtPrivate::QHashCombineCommutative()); } template <typename T1, typename T2> inline uint qHash(const QPair<T1, T2> &key, uint seed = 0) - Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(key.first, seed)) && noexcept(qHash(key.second, seed))) + noexcept(noexcept(qHash(key.first, seed)) && noexcept(qHash(key.second, seed))) { uint h1 = qHash(key.first, seed); uint h2 = qHash(key.second, seed); @@ -164,7 +165,7 @@ template <typename T1, typename T2> inline uint qHash(const QPair<T1, T2> &key, } template <typename T1, typename T2> inline uint qHash(const std::pair<T1, T2> &key, uint seed = 0) - Q_DECL_NOEXCEPT_EXPR(noexcept(qHash(key.first, seed)) && noexcept(qHash(key.second, seed))) + noexcept(noexcept(qHash(key.first, seed)) && noexcept(qHash(key.second, seed))) { QtPrivate::QHashCombine hash; seed = hash(seed, key.first); @@ -172,6 +173,41 @@ template <typename T1, typename T2> inline uint qHash(const std::pair<T1, T2> &k return seed; } +#define QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH(Class, Arguments) \ + QT_BEGIN_INCLUDE_NAMESPACE \ + namespace std { \ + template <> \ + struct hash< QT_PREPEND_NAMESPACE(Class) > { \ + using argument_type = QT_PREPEND_NAMESPACE(Class); \ + using result_type = size_t; \ + size_t operator()(Arguments s) const \ + noexcept(noexcept(QT_PREPEND_NAMESPACE(qHash)(s))) \ + { \ + /* this seeds qHash with the result of */ \ + /* std::hash applied to an int, to reap */ \ + /* any protection against predictable hash */ \ + /* values the std implementation may provide */ \ + return QT_PREPEND_NAMESPACE(qHash)(s, \ + QT_PREPEND_NAMESPACE(qHash)( \ + std::hash<int>{}(0))); \ + } \ + }; \ + } \ + QT_END_INCLUDE_NAMESPACE \ + /*end*/ + +#define QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH_BY_CREF(Class) \ + QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH(Class, const argument_type &) +#define QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH_BY_VALUE(Class) \ + QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH(Class, argument_type) + +QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH_BY_CREF(QString) +QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH_BY_CREF(QStringRef) +QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH_BY_VALUE(QStringView) +QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH_BY_VALUE(QLatin1String) +QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH_BY_CREF(QByteArray) +QT_SPECIALIZE_STD_HASH_TO_CALL_QHASH_BY_CREF(QBitArray) + QT_END_NAMESPACE #if defined(Q_CC_MSVC) diff --git a/src/corelib/tools/qiterator.h b/src/corelib/tools/qiterator.h index 586d26cbad..82212c3eb5 100644 --- a/src/corelib/tools/qiterator.h +++ b/src/corelib/tools/qiterator.h @@ -190,15 +190,15 @@ public: typedef const value_type &reference; QKeyValueIterator() = default; - Q_DECL_CONSTEXPR explicit QKeyValueIterator(Iterator o) Q_DECL_NOEXCEPT_EXPR(std::is_nothrow_move_constructible<Iterator>::value) + Q_DECL_CONSTEXPR explicit QKeyValueIterator(Iterator o) noexcept(std::is_nothrow_move_constructible<Iterator>::value) : i(std::move(o)) {} std::pair<Key, T> operator*() const { return std::pair<Key, T>(i.key(), i.value()); } - friend bool operator==(QKeyValueIterator lhs, QKeyValueIterator rhs) Q_DECL_NOEXCEPT { return lhs.i == rhs.i; } - friend bool operator!=(QKeyValueIterator lhs, QKeyValueIterator rhs) Q_DECL_NOEXCEPT { return lhs.i != rhs.i; } + friend bool operator==(QKeyValueIterator lhs, QKeyValueIterator rhs) noexcept { return lhs.i == rhs.i; } + friend bool operator!=(QKeyValueIterator lhs, QKeyValueIterator rhs) noexcept { return lhs.i != rhs.i; } inline QKeyValueIterator &operator++() { ++i; return *this; } inline QKeyValueIterator operator++(int) { return QKeyValueIterator(i++);} diff --git a/src/corelib/tools/qline.cpp b/src/corelib/tools/qline.cpp index 949f63ea15..3afd23d76b 100644 --- a/src/corelib/tools/qline.cpp +++ b/src/corelib/tools/qline.cpp @@ -347,7 +347,7 @@ QDataStream &operator>>(QDataStream &stream, QLine &line) function to determine whether the QLineF represents a valid line or a null line. - The intersect() function determines the IntersectType for this + The intersects() function determines the IntersectionType for this line and a given line, while the angleTo() function returns the angle between the lines. In addition, the unitVector() function returns a line that has the same starting point as this line, but @@ -370,6 +370,11 @@ QDataStream &operator>>(QDataStream &stream, QLine &line) /*! \enum QLineF::IntersectType + \obsolete Use QLineF::IntersectionType instead +*/ + +/*! + \enum QLineF::IntersectionType Describes the intersection between two lines. @@ -657,8 +662,10 @@ QLineF QLineF::unitVector() const return f; } +#if QT_DEPRECATED_SINCE(5, 14) /*! \fn QLineF::IntersectType QLineF::intersect(const QLineF &line, QPointF *intersectionPoint) const + \obsolete Use intersects() instead Returns a value indicating whether or not \e this line intersects with the given \a line. @@ -670,6 +677,23 @@ QLineF QLineF::unitVector() const QLineF::IntersectType QLineF::intersect(const QLineF &l, QPointF *intersectionPoint) const { + return intersects(l, intersectionPoint); +} +#endif + +/*! + \fn QLineF::IntersectionType QLineF::intersects(const QLineF &line, QPointF *intersectionPoint) const + \since 5.14 + + Returns a value indicating whether or not \e this line intersects + with the given \a line. + + The actual intersection point is extracted to \a intersectionPoint + (if the pointer is valid). If the lines are parallel, the + intersection point is undefined. +*/ +QLineF::IntersectionType QLineF::intersects(const QLineF &l, QPointF *intersectionPoint) const +{ // ipmlementation is based on Graphics Gems III's "Faster Line Segment Intersection" const QPointF a = pt2 - pt1; const QPointF b = l.pt1 - l.pt2; @@ -805,6 +829,7 @@ qreal QLineF::angleTo(const QLineF &l) const return delta_normalized; } +#if QT_DEPRECATED_SINCE(5, 14) /*! \fn qreal QLineF::angle(const QLineF &line) const @@ -837,6 +862,7 @@ qreal QLineF::angle(const QLineF &l) const if (cos_line >= -1.0 && cos_line <= 1.0) rad = qAcos( cos_line ); return rad * 360 / M_2PI; } +#endif #ifndef QT_NO_DEBUG_STREAM diff --git a/src/corelib/tools/qline.h b/src/corelib/tools/qline.h index 6361c1af9f..c96d624afd 100644 --- a/src/corelib/tools/qline.h +++ b/src/corelib/tools/qline.h @@ -215,6 +215,7 @@ class Q_CORE_EXPORT QLineF { public: enum IntersectType { NoIntersection, BoundedIntersection, UnboundedIntersection }; + using IntersectionType = IntersectType; Q_DECL_CONSTEXPR inline QLineF(); Q_DECL_CONSTEXPR inline QLineF(const QPointF &pt1, const QPointF &pt2); @@ -248,10 +249,14 @@ public: Q_REQUIRED_RESULT QLineF unitVector() const; Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QLineF normalVector() const; - // ### Qt 6: rename intersects() or intersection() and rename IntersectType IntersectionType - IntersectType intersect(const QLineF &l, QPointF *intersectionPoint) const; + IntersectionType intersects(const QLineF &l, QPointF *intersectionPoint) const; +#if QT_DEPRECATED_SINCE(5, 14) + QT_DEPRECATED_VERSION_X(5, 14, "Use intersects() instead") + IntersectType intersect(const QLineF &l, QPointF *intersectionPoint) const; + QT_DEPRECATED_X("Use angleTo() instead, take care that the return value is between 0 and 360 degree.") qreal angle(const QLineF &l) const; +#endif Q_DECL_CONSTEXPR inline QPointF pointAt(qreal t) const; inline void translate(const QPointF &p); diff --git a/src/corelib/tools/qlinkedlist.cpp b/src/corelib/tools/qlinkedlist.cpp index d9d93862e5..c0450f5cd8 100644 --- a/src/corelib/tools/qlinkedlist.cpp +++ b/src/corelib/tools/qlinkedlist.cpp @@ -153,6 +153,14 @@ const QLinkedListData QLinkedListData::shared_null = { initializer lists. */ +/*! \fn template <class T> template<typename InputIterator> QLinkedList<T>::QLinkedList(InputIterator first, InputIterator last) + \since 5.14 + + Constructs a list with the contents in the iterator range [\a first, \a last). + + The value type of \c InputIterator must be convertible to \c T. +*/ + /*! \fn template <class T> QLinkedList<T>::~QLinkedList() Destroys the list. References to the values in the list, and all diff --git a/src/corelib/tools/qlinkedlist.h b/src/corelib/tools/qlinkedlist.h index 1e6d4df474..6bc053a4c0 100644 --- a/src/corelib/tools/qlinkedlist.h +++ b/src/corelib/tools/qlinkedlist.h @@ -42,16 +42,15 @@ #include <QtCore/qiterator.h> #include <QtCore/qrefcount.h> +#include <QtCore/qcontainertools_impl.h> +#include <QtCore/qdatastream.h> +#include <QtCore/qtypeinfo.h> +#include <algorithm> +#include <initializer_list> #include <iterator> #include <list> -#include <algorithm> - -#if defined(Q_COMPILER_INITIALIZER_LISTS) -# include <initializer_list> -#endif - QT_BEGIN_NAMESPACE @@ -80,24 +79,23 @@ class QLinkedList union { QLinkedListData *d; QLinkedListNode<T> *e; }; public: - inline QLinkedList() Q_DECL_NOTHROW : d(const_cast<QLinkedListData *>(&QLinkedListData::shared_null)) { } + inline QLinkedList() noexcept : d(const_cast<QLinkedListData *>(&QLinkedListData::shared_null)) { } inline QLinkedList(const QLinkedList<T> &l) : d(l.d) { d->ref.ref(); if (!d->sharable) detach(); } -#if defined(Q_COMPILER_INITIALIZER_LISTS) inline QLinkedList(std::initializer_list<T> list) - : d(const_cast<QLinkedListData *>(&QLinkedListData::shared_null)) + : QLinkedList(list.begin(), list.end()) {} + template <typename InputIterator, QtPrivate::IfIsInputIterator<InputIterator> = true> + inline QLinkedList(InputIterator first, InputIterator last) + : QLinkedList() { - std::copy(list.begin(), list.end(), std::back_inserter(*this)); + std::copy(first, last, std::back_inserter(*this)); } -#endif ~QLinkedList(); QLinkedList<T> &operator=(const QLinkedList<T> &); -#ifdef Q_COMPILER_RVALUE_REFS - QLinkedList(QLinkedList<T> &&other) Q_DECL_NOTHROW + QLinkedList(QLinkedList<T> &&other) noexcept : d(other.d) { other.d = const_cast<QLinkedListData *>(&QLinkedListData::shared_null); } - QLinkedList<T> &operator=(QLinkedList<T> &&other) Q_DECL_NOTHROW + QLinkedList<T> &operator=(QLinkedList<T> &&other) noexcept { QLinkedList moved(std::move(other)); swap(moved); return *this; } -#endif - inline void swap(QLinkedList<T> &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + inline void swap(QLinkedList<T> &other) noexcept { qSwap(d, other.d); } bool operator==(const QLinkedList<T> &l) const; inline bool operator!=(const QLinkedList<T> &l) const { return !(*this == l); } @@ -137,10 +135,10 @@ public: inline iterator() : i(nullptr) {} inline iterator(Node *n) : i(n) {} #if QT_VERSION < QT_VERSION_CHECK(6,0,0) - iterator(const iterator &other) Q_DECL_NOTHROW : i(other.i) {} - iterator &operator=(const iterator &other) Q_DECL_NOTHROW { i = other.i; return *this; } - iterator(iterator &&other) Q_DECL_NOTHROW : i(other.i) {} - iterator &operator=(iterator &&other) Q_DECL_NOTHROW { return *this = other; } + iterator(const iterator &other) noexcept : i(other.i) {} + iterator &operator=(const iterator &other) noexcept { i = other.i; return *this; } + iterator(iterator &&other) noexcept : i(other.i) {} + iterator &operator=(iterator &&other) noexcept { return *this = other; } #endif inline T &operator*() const { return i->t; } inline T *operator->() const { return &i->t; } @@ -176,10 +174,10 @@ public: inline const_iterator(Node *n) : i(n) {} inline const_iterator(iterator ci) : i(ci.i){} #if QT_VERSION < QT_VERSION_CHECK(6,0,0) - const_iterator(const const_iterator &other) Q_DECL_NOTHROW : i(other.i) {} - const_iterator &operator=(const const_iterator &other) Q_DECL_NOTHROW { i = other.i; return *this; } - const_iterator(const_iterator &&other) Q_DECL_NOTHROW : i(other.i) {} - const_iterator &operator=(const_iterator &&other) Q_DECL_NOTHROW { return *this = other; } + const_iterator(const const_iterator &other) noexcept : i(other.i) {} + const_iterator &operator=(const const_iterator &other) noexcept { i = other.i; return *this; } + const_iterator(const_iterator &&other) noexcept : i(other.i) {} + const_iterator &operator=(const_iterator &&other) noexcept { return *this = other; } #endif inline const T &operator*() const { return i->t; } inline const T *operator->() const { return &i->t; } @@ -203,20 +201,20 @@ public: typedef std::reverse_iterator<const_iterator> const_reverse_iterator; inline iterator begin() { detach(); return e->n; } - inline const_iterator begin() const Q_DECL_NOTHROW { return e->n; } - inline const_iterator cbegin() const Q_DECL_NOTHROW { return e->n; } - inline const_iterator constBegin() const Q_DECL_NOTHROW { return e->n; } + inline const_iterator begin() const noexcept { return e->n; } + inline const_iterator cbegin() const noexcept { return e->n; } + inline const_iterator constBegin() const noexcept { return e->n; } inline iterator end() { detach(); return e; } - inline const_iterator end() const Q_DECL_NOTHROW { return e; } - inline const_iterator cend() const Q_DECL_NOTHROW { return e; } - inline const_iterator constEnd() const Q_DECL_NOTHROW { return e; } + inline const_iterator end() const noexcept { return e; } + inline const_iterator cend() const noexcept { return e; } + inline const_iterator constEnd() const noexcept { return e; } reverse_iterator rbegin() { return reverse_iterator(end()); } reverse_iterator rend() { return reverse_iterator(begin()); } - const_reverse_iterator rbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - const_reverse_iterator rend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } - const_reverse_iterator crbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - const_reverse_iterator crend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } + const_reverse_iterator rbegin() const noexcept { return const_reverse_iterator(end()); } + const_reverse_iterator rend() const noexcept { return const_reverse_iterator(begin()); } + const_reverse_iterator crbegin() const noexcept { return const_reverse_iterator(end()); } + const_reverse_iterator crend() const noexcept { return const_reverse_iterator(begin()); } iterator insert(iterator before, const T &t); iterator erase(iterator pos); @@ -270,6 +268,8 @@ private: iterator detach_helper2(iterator); void freeData(QLinkedListData*); }; +template <typename T> +Q_DECLARE_TYPEINFO_BODY(QLinkedList<T>, Q_MOVABLE_TYPE|Q_RELOCATABLE_TYPE); template <typename T> inline QLinkedList<T>::~QLinkedList() @@ -565,6 +565,20 @@ QLinkedList<T> QLinkedList<T>::operator+(const QLinkedList<T> &l) const Q_DECLARE_SEQUENTIAL_ITERATOR(LinkedList) Q_DECLARE_MUTABLE_SEQUENTIAL_ITERATOR(LinkedList) +#ifndef QT_NO_DATASTREAM +template <typename T> +inline QDataStream &operator>>(QDataStream &s, QLinkedList<T> &l) +{ + return QtPrivate::readListBasedContainer(s, l); +} + +template <typename T> +inline QDataStream &operator<<(QDataStream &s, const QLinkedList<T> &l) +{ + return QtPrivate::writeSequentialContainer(s, l); +} +#endif + QT_END_NAMESPACE #endif // QLINKEDLIST_H diff --git a/src/corelib/tools/qlist.cpp b/src/corelib/tools/qlist.cpp index 6f8084c676..dfebd57e34 100644 --- a/src/corelib/tools/qlist.cpp +++ b/src/corelib/tools/qlist.cpp @@ -75,7 +75,7 @@ template class Q_CORE_EXPORT QVector<QPoint>; the number of elements in the list. */ -const QListData::Data QListData::shared_null = { Q_REFCOUNT_INITIALIZE_STATIC, 0, 0, 0, { 0 } }; +const QListData::Data QListData::shared_null = { Q_REFCOUNT_INITIALIZE_STATIC, 0, 0, 0, { nullptr } }; /*! * Detaches the QListData by allocating new memory for a list which will be bigger @@ -545,6 +545,14 @@ void **QListData::erase(void **xi) \since 5.2 */ +/*! \fn template <class T> template<typename InputIterator> QList<T>::QList(InputIterator first, InputIterator last) + \since 5.14 + + Constructs a QList with the contents in the iterator range [\a first, \a last). + + The value type of \c InputIterator must be convertible to \c T. +*/ + /*! \fn template <class T> QList<T> QList<T>::mid(int pos, int length) const diff --git a/src/corelib/tools/qlist.h b/src/corelib/tools/qlist.h index e593ba9aa3..70bbc11ad2 100644 --- a/src/corelib/tools/qlist.h +++ b/src/corelib/tools/qlist.h @@ -46,12 +46,13 @@ #include <QtCore/qarraydata.h> #include <QtCore/qhashfunctions.h> #include <QtCore/qvector.h> +#include <QtCore/qcontainertools_impl.h> -#include <iterator> -#include <list> #include <algorithm> -#ifdef Q_COMPILER_INITIALIZER_LISTS #include <initializer_list> +#include <iterator> +#if QT_VERSION < QT_VERSION_CHECK(6,0,0) +#include <list> #endif #include <stdlib.h> @@ -111,11 +112,11 @@ struct Q_CORE_EXPORT QListData { void remove(int i); void remove(int i, int n); void move(int from, int to); - inline int size() const Q_DECL_NOTHROW { return d->end - d->begin; } - inline bool isEmpty() const Q_DECL_NOTHROW { return d->end == d->begin; } - inline void **at(int i) const Q_DECL_NOTHROW { return d->array + d->begin + i; } - inline void **begin() const Q_DECL_NOTHROW { return d->array + d->begin; } - inline void **end() const Q_DECL_NOTHROW { return d->array + d->end; } + inline int size() const noexcept { return d->end - d->begin; } + inline bool isEmpty() const noexcept { return d->end == d->begin; } + inline void **at(int i) const noexcept { return d->array + d->begin + i; } + inline void **begin() const noexcept { return d->array + d->begin; } + inline void **end() const noexcept { return d->array + d->end; } }; namespace QtPrivate { @@ -156,26 +157,23 @@ private: union { QListData p; QListData::Data *d; }; public: - inline QList() Q_DECL_NOTHROW : d(const_cast<QListData::Data *>(&QListData::shared_null)) { } + inline QList() noexcept : d(const_cast<QListData::Data *>(&QListData::shared_null)) { } QList(const QList<T> &l); ~QList(); QList<T> &operator=(const QList<T> &l); -#ifdef Q_COMPILER_RVALUE_REFS - inline QList(QList<T> &&other) Q_DECL_NOTHROW + inline QList(QList<T> &&other) noexcept : d(other.d) { other.d = const_cast<QListData::Data *>(&QListData::shared_null); } - inline QList &operator=(QList<T> &&other) Q_DECL_NOTHROW + inline QList &operator=(QList<T> &&other) noexcept { QList moved(std::move(other)); swap(moved); return *this; } -#endif - inline void swap(QList<T> &other) Q_DECL_NOTHROW { qSwap(d, other.d); } -#ifdef Q_COMPILER_INITIALIZER_LISTS + inline void swap(QList<T> &other) noexcept { qSwap(d, other.d); } inline QList(std::initializer_list<T> args) - : d(const_cast<QListData::Data *>(&QListData::shared_null)) - { reserve(int(args.size())); std::copy(args.begin(), args.end(), std::back_inserter(*this)); } -#endif + : QList(args.begin(), args.end()) {} + template <typename InputIterator, QtPrivate::IfIsInputIterator<InputIterator> = true> + QList(InputIterator first, InputIterator last); bool operator==(const QList<T> &l) const; inline bool operator!=(const QList<T> &l) const { return !(*this == l); } - inline int size() const Q_DECL_NOTHROW { return p.size(); } + inline int size() const noexcept { return p.size(); } inline void detach() { if (d->ref.isShared()) detach_helper(); } @@ -198,9 +196,9 @@ public: d->ref.setSharable(sharable); } #endif - inline bool isSharedWith(const QList<T> &other) const Q_DECL_NOTHROW { return d == other.d; } + inline bool isSharedWith(const QList<T> &other) const noexcept { return d == other.d; } - inline bool isEmpty() const Q_DECL_NOTHROW { return p.isEmpty(); } + inline bool isEmpty() const noexcept { return p.isEmpty(); } void clear(); @@ -243,36 +241,36 @@ public: typedef T *pointer; typedef T &reference; - inline iterator() Q_DECL_NOTHROW : i(nullptr) {} - inline iterator(Node *n) Q_DECL_NOTHROW : i(n) {} + inline iterator() noexcept : i(nullptr) {} + inline iterator(Node *n) noexcept : i(n) {} #if QT_VERSION < QT_VERSION_CHECK(6,0,0) // can't remove it in Qt 5, since doing so would make the type trivial, // which changes the way it's passed to functions by value. - inline iterator(const iterator &o) Q_DECL_NOTHROW : i(o.i){} - inline iterator &operator=(const iterator &o) Q_DECL_NOTHROW + inline iterator(const iterator &o) noexcept : i(o.i){} + inline iterator &operator=(const iterator &o) noexcept { i = o.i; return *this; } #endif inline T &operator*() const { return i->t(); } inline T *operator->() const { return &i->t(); } inline T &operator[](difference_type j) const { return i[j].t(); } - inline bool operator==(const iterator &o) const Q_DECL_NOTHROW { return i == o.i; } - inline bool operator!=(const iterator &o) const Q_DECL_NOTHROW { return i != o.i; } - inline bool operator<(const iterator& other) const Q_DECL_NOTHROW { return i < other.i; } - inline bool operator<=(const iterator& other) const Q_DECL_NOTHROW { return i <= other.i; } - inline bool operator>(const iterator& other) const Q_DECL_NOTHROW { return i > other.i; } - inline bool operator>=(const iterator& other) const Q_DECL_NOTHROW { return i >= other.i; } + inline bool operator==(const iterator &o) const noexcept { return i == o.i; } + inline bool operator!=(const iterator &o) const noexcept { return i != o.i; } + inline bool operator<(const iterator& other) const noexcept { return i < other.i; } + inline bool operator<=(const iterator& other) const noexcept { return i <= other.i; } + inline bool operator>(const iterator& other) const noexcept { return i > other.i; } + inline bool operator>=(const iterator& other) const noexcept { return i >= other.i; } #ifndef QT_STRICT_ITERATORS - inline bool operator==(const const_iterator &o) const Q_DECL_NOTHROW + inline bool operator==(const const_iterator &o) const noexcept { return i == o.i; } - inline bool operator!=(const const_iterator &o) const Q_DECL_NOTHROW + inline bool operator!=(const const_iterator &o) const noexcept { return i != o.i; } - inline bool operator<(const const_iterator& other) const Q_DECL_NOTHROW + inline bool operator<(const const_iterator& other) const noexcept { return i < other.i; } - inline bool operator<=(const const_iterator& other) const Q_DECL_NOTHROW + inline bool operator<=(const const_iterator& other) const noexcept { return i <= other.i; } - inline bool operator>(const const_iterator& other) const Q_DECL_NOTHROW + inline bool operator>(const const_iterator& other) const noexcept { return i > other.i; } - inline bool operator>=(const const_iterator& other) const Q_DECL_NOTHROW + inline bool operator>=(const const_iterator& other) const noexcept { return i >= other.i; } #endif inline iterator &operator++() { ++i; return *this; } @@ -298,29 +296,29 @@ public: typedef const T *pointer; typedef const T &reference; - inline const_iterator() Q_DECL_NOTHROW : i(nullptr) {} - inline const_iterator(Node *n) Q_DECL_NOTHROW : i(n) {} + inline const_iterator() noexcept : i(nullptr) {} + inline const_iterator(Node *n) noexcept : i(n) {} #if QT_VERSION < QT_VERSION_CHECK(6,0,0) // can't remove it in Qt 5, since doing so would make the type trivial, // which changes the way it's passed to functions by value. - inline const_iterator(const const_iterator &o) Q_DECL_NOTHROW : i(o.i) {} - inline const_iterator &operator=(const const_iterator &o) Q_DECL_NOTHROW + inline const_iterator(const const_iterator &o) noexcept : i(o.i) {} + inline const_iterator &operator=(const const_iterator &o) noexcept { i = o.i; return *this; } #endif #ifdef QT_STRICT_ITERATORS - inline explicit const_iterator(const iterator &o) Q_DECL_NOTHROW : i(o.i) {} + inline explicit const_iterator(const iterator &o) noexcept : i(o.i) {} #else - inline const_iterator(const iterator &o) Q_DECL_NOTHROW : i(o.i) {} + inline const_iterator(const iterator &o) noexcept : i(o.i) {} #endif inline const T &operator*() const { return i->t(); } inline const T *operator->() const { return &i->t(); } inline const T &operator[](difference_type j) const { return i[j].t(); } - inline bool operator==(const const_iterator &o) const Q_DECL_NOTHROW { return i == o.i; } - inline bool operator!=(const const_iterator &o) const Q_DECL_NOTHROW { return i != o.i; } - inline bool operator<(const const_iterator& other) const Q_DECL_NOTHROW { return i < other.i; } - inline bool operator<=(const const_iterator& other) const Q_DECL_NOTHROW { return i <= other.i; } - inline bool operator>(const const_iterator& other) const Q_DECL_NOTHROW { return i > other.i; } - inline bool operator>=(const const_iterator& other) const Q_DECL_NOTHROW { return i >= other.i; } + inline bool operator==(const const_iterator &o) const noexcept { return i == o.i; } + inline bool operator!=(const const_iterator &o) const noexcept { return i != o.i; } + inline bool operator<(const const_iterator& other) const noexcept { return i < other.i; } + inline bool operator<=(const const_iterator& other) const noexcept { return i <= other.i; } + inline bool operator>(const const_iterator& other) const noexcept { return i > other.i; } + inline bool operator>=(const const_iterator& other) const noexcept { return i >= other.i; } inline const_iterator &operator++() { ++i; return *this; } inline const_iterator operator++(int) { Node *n = i; ++i; return n; } inline const_iterator &operator--() { i--; return *this; } @@ -338,19 +336,19 @@ public: typedef std::reverse_iterator<iterator> reverse_iterator; typedef std::reverse_iterator<const_iterator> const_reverse_iterator; inline iterator begin() { detach(); return reinterpret_cast<Node *>(p.begin()); } - inline const_iterator begin() const Q_DECL_NOTHROW { return reinterpret_cast<Node *>(p.begin()); } - inline const_iterator cbegin() const Q_DECL_NOTHROW { return reinterpret_cast<Node *>(p.begin()); } - inline const_iterator constBegin() const Q_DECL_NOTHROW { return reinterpret_cast<Node *>(p.begin()); } + inline const_iterator begin() const noexcept { return reinterpret_cast<Node *>(p.begin()); } + inline const_iterator cbegin() const noexcept { return reinterpret_cast<Node *>(p.begin()); } + inline const_iterator constBegin() const noexcept { return reinterpret_cast<Node *>(p.begin()); } inline iterator end() { detach(); return reinterpret_cast<Node *>(p.end()); } - inline const_iterator end() const Q_DECL_NOTHROW { return reinterpret_cast<Node *>(p.end()); } - inline const_iterator cend() const Q_DECL_NOTHROW { return reinterpret_cast<Node *>(p.end()); } - inline const_iterator constEnd() const Q_DECL_NOTHROW { return reinterpret_cast<Node *>(p.end()); } + inline const_iterator end() const noexcept { return reinterpret_cast<Node *>(p.end()); } + inline const_iterator cend() const noexcept { return reinterpret_cast<Node *>(p.end()); } + inline const_iterator constEnd() const noexcept { return reinterpret_cast<Node *>(p.end()); } reverse_iterator rbegin() { return reverse_iterator(end()); } reverse_iterator rend() { return reverse_iterator(begin()); } - const_reverse_iterator rbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - const_reverse_iterator rend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } - const_reverse_iterator crbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - const_reverse_iterator crend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } + const_reverse_iterator rbegin() const noexcept { return const_reverse_iterator(end()); } + const_reverse_iterator rend() const noexcept { return const_reverse_iterator(begin()); } + const_reverse_iterator crbegin() const noexcept { return const_reverse_iterator(end()); } + const_reverse_iterator crend() const noexcept { return const_reverse_iterator(begin()); } iterator insert(iterator before, const T &t); iterator erase(iterator pos); iterator erase(iterator first, iterator last); @@ -405,16 +403,22 @@ public: inline QList<T> &operator<<(const QList<T> &l) { *this += l; return *this; } + static QList<T> fromVector(const QVector<T> &vector); QVector<T> toVector() const; - QSet<T> toSet() const; - static QList<T> fromVector(const QVector<T> &vector); +#if QT_VERSION < QT_VERSION_CHECK(6,0,0) + Q_DECL_DEPRECATED_X("Use QList<T>(set.begin(), set.end()) instead.") static QList<T> fromSet(const QSet<T> &set); + Q_DECL_DEPRECATED_X("Use QSet<T>(list.begin(), list.end()) instead.") + QSet<T> toSet() const; + Q_DECL_DEPRECATED_X("Use QList<T>(list.begin(), list.end()) instead.") static inline QList<T> fromStdList(const std::list<T> &list) - { QList<T> tmp; std::copy(list.begin(), list.end(), std::back_inserter(tmp)); return tmp; } + { return QList<T>(list.begin(), list.end()); } + Q_DECL_DEPRECATED_X("Use std::list<T>(list.begin(), list.end()) instead.") inline std::list<T> toStdList() const - { std::list<T> tmp; std::copy(constBegin(), constEnd(), std::back_inserter(tmp)); return tmp; } + { return std::list<T>(begin(), end()); } +#endif private: Node *detach_helper_grow(int i, int n); @@ -427,7 +431,7 @@ private: void node_copy(Node *from, Node *to, Node *src); void node_destruct(Node *from, Node *to); - bool isValidIterator(const iterator &i) const Q_DECL_NOTHROW + bool isValidIterator(const iterator &i) const noexcept { const std::less<const Node *> less = {}; return !less(i.i, cbegin().i) && !less(cend().i, i.i); @@ -530,7 +534,7 @@ inline typename QList<T>::iterator QList<T>::insert(iterator before, const T &t) Q_ASSERT_X(isValidIterator(before), "QList::insert", "The specified iterator argument 'before' is invalid"); int iBefore = int(before.i - reinterpret_cast<Node *>(p.begin())); - Node *n = 0; + Node *n = nullptr; if (d->ref.isShared()) n = detach_helper_grow(iBefore, 1); else @@ -710,7 +714,7 @@ inline void QList<T>::swapItemsAt(int i, int j) Q_ASSERT_X(i >= 0 && i < p.size() && j >= 0 && j < p.size(), "QList<T>::swap", "index out of range"); detach(); - std::swap(d->array[d->begin + i], d->array[d->begin + j]); + qSwap(d->array[d->begin + i], d->array[d->begin + j]); } template <typename T> @@ -847,6 +851,15 @@ Q_OUTOFLINE_TEMPLATE QList<T>::~QList() } template <typename T> +template <typename InputIterator, QtPrivate::IfIsInputIterator<InputIterator>> +QList<T>::QList(InputIterator first, InputIterator last) + : QList() +{ + QtPrivate::reserveIfForwardIterator(this, first, last); + std::copy(first, last, std::back_inserter(*this)); +} + +template <typename T> Q_OUTOFLINE_TEMPLATE bool QList<T>::operator==(const QList<T> &l) const { if (d == l.d) @@ -1092,10 +1105,7 @@ inline int QList<T>::count_impl(const T &t, QListData::ArrayCompatibleLayout) co template <typename T> Q_OUTOFLINE_TEMPLATE QVector<T> QList<T>::toVector() const { - QVector<T> result(size()); - for (int i = 0; i < size(); ++i) - result[i] = at(i); - return result; + return QVector<T>(begin(), end()); } template <typename T> @@ -1107,11 +1117,7 @@ QList<T> QList<T>::fromVector(const QVector<T> &vector) template <typename T> Q_OUTOFLINE_TEMPLATE QList<T> QVector<T>::toList() const { - QList<T> result; - result.reserve(size()); - for (int i = 0; i < size(); ++i) - result.append(at(i)); - return result; + return QList<T>(begin(), end()); } template <typename T> @@ -1125,14 +1131,14 @@ Q_DECLARE_MUTABLE_SEQUENTIAL_ITERATOR(List) template <typename T> uint qHash(const QList<T> &key, uint seed = 0) - Q_DECL_NOEXCEPT_EXPR(noexcept(qHashRange(key.cbegin(), key.cend(), seed))) + noexcept(noexcept(qHashRange(key.cbegin(), key.cend(), seed))) { return qHashRange(key.cbegin(), key.cend(), seed); } template <typename T> bool operator<(const QList<T> &lhs, const QList<T> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(std::lexicographical_compare(lhs.begin(), lhs.end(), + noexcept(noexcept(std::lexicographical_compare(lhs.begin(), lhs.end(), rhs.begin(), rhs.end()))) { return std::lexicographical_compare(lhs.begin(), lhs.end(), @@ -1141,21 +1147,21 @@ bool operator<(const QList<T> &lhs, const QList<T> &rhs) template <typename T> inline bool operator>(const QList<T> &lhs, const QList<T> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(lhs < rhs)) + noexcept(noexcept(lhs < rhs)) { return rhs < lhs; } template <typename T> inline bool operator<=(const QList<T> &lhs, const QList<T> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(lhs < rhs)) + noexcept(noexcept(lhs < rhs)) { return !(lhs > rhs); } template <typename T> inline bool operator>=(const QList<T> &lhs, const QList<T> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(lhs < rhs)) + noexcept(noexcept(lhs < rhs)) { return !(lhs < rhs); } diff --git a/src/corelib/tools/qlocale.cpp b/src/corelib/tools/qlocale.cpp index 152c2edb50..939f8eb34d 100644 --- a/src/corelib/tools/qlocale.cpp +++ b/src/corelib/tools/qlocale.cpp @@ -55,7 +55,7 @@ #include "qlocale_p.h" #include "qlocale_tools_p.h" #if QT_CONFIG(datetimeparser) -#include "qdatetimeparser_p.h" +#include "private/qdatetimeparser_p.h" #endif #include "qnamespace.h" #include "qdatetime.h" @@ -94,7 +94,7 @@ QT_BEGIN_INCLUDE_NAMESPACE #include "qlocale_data_p.h" QT_END_INCLUDE_NAMESPACE -QLocale::Language QLocalePrivate::codeToLanguage(QStringView code) Q_DECL_NOTHROW +QLocale::Language QLocalePrivate::codeToLanguage(QStringView code) noexcept { const auto len = code.size(); if (len != 2 && len != 3) @@ -138,7 +138,7 @@ QLocale::Language QLocalePrivate::codeToLanguage(QStringView code) Q_DECL_NOTHRO return QLocale::C; } -QLocale::Script QLocalePrivate::codeToScript(QStringView code) Q_DECL_NOTHROW +QLocale::Script QLocalePrivate::codeToScript(QStringView code) noexcept { const auto len = code.size(); if (len != 4) @@ -158,7 +158,7 @@ QLocale::Script QLocalePrivate::codeToScript(QStringView code) Q_DECL_NOTHROW return QLocale::AnyScript; } -QLocale::Country QLocalePrivate::codeToCountry(QStringView code) Q_DECL_NOTHROW +QLocale::Country QLocalePrivate::codeToCountry(QStringView code) noexcept { const auto len = code.size(); if (len != 2 && len != 3) @@ -301,9 +301,9 @@ QByteArray QLocaleId::name(char separator) const const unsigned char *lang = language_code_list + 3 * language_id; const unsigned char *script = - (script_id != QLocale::AnyScript ? script_code_list + 4 * script_id : 0); + (script_id != QLocale::AnyScript ? script_code_list + 4 * script_id : nullptr); const unsigned char *country = - (country_id != QLocale::AnyCountry ? country_code_list + 3 * country_id : 0); + (country_id != QLocale::AnyCountry ? country_code_list + 3 * country_id : nullptr); char len = (lang[2] != 0 ? 3 : 2) + (script ? 4+1 : 0) + (country ? (country[2] != 0 ? 3 : 2)+1 : 0); QByteArray name(len, Qt::Uninitialized); char *uc = name.data(); @@ -373,7 +373,7 @@ static const QLocaleData *findLocaleDataById(const QLocaleId &localeId) } while (data->m_language_id && data->m_language_id == localeId.language_id); } - return 0; + return nullptr; } const QLocaleData *QLocaleData::findLocaleData(QLocale::Language language, QLocale::Script script, QLocale::Country country) @@ -604,7 +604,7 @@ int qt_repeatCount(QStringView s) return int(j); } -static const QLocaleData *default_data = 0; +static const QLocaleData *default_data = nullptr; static QLocale::NumberOptions default_number_options = QLocale::DefaultNumberOptions; static const QLocaleData *const c_data = locale_data; @@ -982,7 +982,7 @@ bool QLocale::operator!=(const QLocale &other) const Returns the hash value for \a key, using \a seed to seed the calculation. */ -uint qHash(const QLocale &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QLocale &key, uint seed) noexcept { QtPrivate::QHashCombine hash; seed = hash(seed, key.d->m_data); @@ -4143,6 +4143,29 @@ QStringList QLocale::uiLanguages() const } /*! + \since 5.13 + + Returns the locale to use for collation. + + The result is usually this locale; however, the system locale (which is + commonly the default locale) will return the system collation locale. + The result is suitable for passing to QCollator's constructor. + + \sa QCollator +*/ +QLocale QLocale::collation() const +{ +#ifndef QT_NO_SYSTEMLOCALE + if (d->m_data == systemData()) { + QString res = systemLocale()->query(QSystemLocale::Collation, QVariant()).toString(); + if (!res.isEmpty()) + return QLocale(res); + } +#endif + return *this; +} + +/*! \since 4.8 Returns a native name of the language for the locale. For example diff --git a/src/corelib/tools/qlocale.h b/src/corelib/tools/qlocale.h index 2b4f131552..09de830ca3 100644 --- a/src/corelib/tools/qlocale.h +++ b/src/corelib/tools/qlocale.h @@ -59,7 +59,7 @@ class QTextStreamPrivate; class QLocalePrivate; -Q_CORE_EXPORT uint qHash(const QLocale &key, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT uint qHash(const QLocale &key, uint seed = 0) noexcept; class Q_CORE_EXPORT QLocale { @@ -441,6 +441,8 @@ public: Sicilian = 362, SouthernKurdish = 363, WesternBalochi = 364, + Cebuano = 365, + Erzya = 366, Afan = Oromo, Bhutani = Dzongkha, @@ -457,7 +459,7 @@ public: Twi = Akan, Uigur = Uighur, - LastLanguage = WesternBalochi + LastLanguage = Erzya }; enum Script { @@ -939,13 +941,11 @@ public: QLocale(Language language, Country country = AnyCountry); QLocale(Language language, Script script, Country country); QLocale(const QLocale &other); -#ifdef Q_COMPILER_RVALUE_REFS - QLocale &operator=(QLocale &&other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif + QLocale &operator=(QLocale &&other) noexcept { swap(other); return *this; } QLocale &operator=(const QLocale &other); ~QLocale(); - void swap(QLocale &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + void swap(QLocale &other) noexcept { qSwap(d, other.d); } Language language() const; Script script() const; @@ -1048,7 +1048,7 @@ public: QString pmText() const; MeasurementSystem measurementSystem() const; - + QLocale collation() const; Qt::LayoutDirection textDirection() const; QString toUpper(const QString &str) const; @@ -1108,7 +1108,7 @@ private: QLocale(QLocalePrivate &dd); friend class QLocalePrivate; friend class QSystemLocale; - friend Q_CORE_EXPORT uint qHash(const QLocale &key, uint seed) Q_DECL_NOTHROW; + friend Q_CORE_EXPORT uint qHash(const QLocale &key, uint seed) noexcept; QSharedDataPointer<QLocalePrivate> d; }; diff --git a/src/corelib/tools/qlocale.qdoc b/src/corelib/tools/qlocale.qdoc index 484987c40b..426cb9dbeb 100644 --- a/src/corelib/tools/qlocale.qdoc +++ b/src/corelib/tools/qlocale.qdoc @@ -164,6 +164,7 @@ \value Cantonese Since Qt 5.7 \value Carian Since Qt 5.1 \value Catalan + \value Cebuano Since Qt 5.14 \value CentralKurdish Since Qt 5.5 \value CentralMoroccoTamazight \value Chakma Since Qt 5.1 @@ -194,6 +195,7 @@ \value EasternKayah Since Qt 5.1 \value Embu \value English + \value Erzya Since Qt 5.14 \value Esperanto \value Estonian \value Etruscan Since Qt 5.1 diff --git a/src/corelib/tools/qlocale_data_p.h b/src/corelib/tools/qlocale_data_p.h index cc9f99ae20..2c351a3fb1 100644 --- a/src/corelib/tools/qlocale_data_p.h +++ b/src/corelib/tools/qlocale_data_p.h @@ -84,7 +84,7 @@ static const int ImperialMeasurementSystemsCount = Do not edit this section: instead regenerate it using cldr2qlocalexml.py and qlocalexml2cpp.py on updated (or - edited) CLDR data; see qtbase/util/local_database/. + edited) CLDR data; see qtbase/util/locale_database/. */ static const QLocaleId likely_subtags[] = { @@ -141,6 +141,7 @@ static const QLocaleId likely_subtags[] = { { 156, 0, 0 }, { 156, 7, 157 }, // cch -> cch_Latn_NG { 272, 0, 0 }, { 272, 46, 18 }, // ccp -> ccp_Cakm_BD { 218, 0, 0 }, { 218, 2, 178 }, // ce -> ce_Cyrl_RU + { 365, 0, 0 }, { 365, 7, 170 }, // ceb -> ceb_Latn_PH { 211, 0, 0 }, { 211, 7, 221 }, // cgg -> cgg_Latn_UG { 217, 0, 0 }, { 217, 7, 89 }, // ch -> ch_Latn_GU { 190, 0, 0 }, { 190, 12, 225 }, // chr -> chr_Cher_US @@ -327,6 +328,7 @@ static const QLocaleId likely_subtags[] = { { 78, 0, 0 }, { 78, 7, 133 }, // mt -> mt_Latn_MT { 245, 0, 0 }, { 245, 7, 37 }, // mua -> mua_Latn_CM { 21, 0, 0 }, { 21, 25, 147 }, // my -> my_Mymr_MM + { 366, 0, 0 }, { 366, 2, 178 }, // myv -> myv_Cyrl_RU { 273, 0, 0 }, { 273, 71, 102 }, // myz -> myz_Mand_IR { 346, 0, 0 }, { 346, 1, 102 }, // mzn -> mzn_Arab_IR { 83, 0, 0 }, { 83, 7, 149 }, // na -> na_Latn_NR @@ -1262,6 +1264,8 @@ static const quint16 locale_index[] = { 580, // Sicilian 581, // Southern Kurdish 582, // Western Balochi + 583, // Cebuano + 584, // Erzya 0 // trailing 0 }; @@ -1850,6 +1854,8 @@ static const QLocaleData locale_data[] = { { 362, 7, 106, 46, 44, 59, 37, 48, 45, 43, 101, 8220, 8221, 8216, 8217, 0,6 , 0,6 , 0,6 , 0,6 , 53,10 , 63,17 , 37,5 , 8,10 , 368,48 , 368,48 , 158,27 , 368,48 , 368,48 , 158,27 , 0,28 , 0,28 , 85,14 , 0,28 , 0,28 , 85,14 , 0,2 , 0,2 , 45,4 , 5,17 , 22,23 , {69,85,82}, 14,1 , 0,7 , 8,5 , 4,0 , 0,0 , 0,0 , 2, 1, 1, 6, 7 }, // Sicilian/Latin/Italy { 363, 1, 102, 46, 44, 59, 37, 48, 45, 43, 101, 8220, 8221, 8216, 8217, 0,6 , 0,6 , 0,6 , 0,6 , 53,10 , 63,17 , 37,5 , 8,10 , 368,48 , 368,48 , 158,27 , 368,48 , 368,48 , 158,27 , 0,28 , 0,28 , 85,14 , 0,28 , 0,28 , 85,14 , 0,2 , 0,2 , 45,4 , 5,17 , 22,23 , {73,82,82}, 0,0 , 0,7 , 8,5 , 4,0 , 0,0 , 0,0 , 0, 0, 6, 5, 5 }, // Southern Kurdish/Arabic/Iran { 364, 1, 163, 46, 44, 59, 37, 48, 45, 43, 101, 8220, 8221, 8216, 8217, 0,6 , 0,6 , 0,6 , 0,6 , 53,10 , 63,17 , 37,5 , 8,10 , 368,48 , 368,48 , 158,27 , 368,48 , 368,48 , 158,27 , 0,28 , 0,28 , 85,14 , 0,28 , 0,28 , 85,14 , 0,2 , 0,2 , 45,4 , 5,17 , 22,23 , {80,75,82}, 175,2 , 0,7 , 8,5 , 4,0 , 0,0 , 0,0 , 2, 0, 7, 6, 7 }, // Western Balochi/Arabic/Pakistan + { 365, 7, 170, 46, 44, 59, 37, 48, 45, 43, 101, 8220, 8221, 8216, 8217, 0,6 , 0,6 , 897,9 , 906,8 , 547,6 , 35,18 , 18,7 , 25,12 , 39365,46 , 39411,88 , 39499,24 , 39365,46 , 39411,88 , 39499,24 , 21469,25 , 21494,56 , 21550,14 , 21469,25 , 21494,56 , 21550,14 , 0,2 , 0,2 , 45,4 , 5,17 , 22,23 , {80,72,80}, 178,1 , 0,7 , 4,4 , 4,0 , 5949,7 , 4701,9 , 2, 1, 7, 6, 7 }, // Cebuano/Latin/Philippines + { 366, 2, 178, 46, 44, 59, 37, 48, 45, 43, 101, 8220, 8221, 8216, 8217, 0,6 , 0,6 , 0,6 , 0,6 , 53,10 , 63,17 , 37,5 , 8,10 , 368,48 , 368,48 , 158,27 , 368,48 , 368,48 , 158,27 , 0,28 , 0,28 , 85,14 , 0,28 , 0,28 , 85,14 , 0,2 , 0,2 , 45,4 , 5,17 , 22,23 , {82,85,66}, 123,1 , 0,7 , 8,5 , 4,0 , 0,0 , 0,0 , 2, 1, 1, 6, 7 }, // Erzya/Cyrillic/Russia { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, {0,0,0}, 0,0, 0,0, 0,0, 0,0, 0,0, 0,0, 0, 0, 0, 0, 0 } // trailing 0s }; @@ -4006,7 +4012,15 @@ static const ushort months_data[] = { 0x6d5, 0x3b, 0x645, 0x627, 0x631, 0x633, 0x3b, 0x622, 0x6a4, 0x631, 0x6cc, 0x644, 0x3b, 0x645, 0x626, 0x6cc, 0x3b, 0x62c, 0x648, 0x659, 0x623, 0x646, 0x3b, 0x62c, 0x648, 0x659, 0x644, 0x627, 0x3b, 0x622, 0x6af, 0x648, 0x633, 0x62a, 0x3b, 0x633, 0x626, 0x67e, 0x62a, 0x627, 0x645, 0x631, 0x3b, 0x626, 0x648, 0x6a9, 0x62a, 0x648, 0x6a4, 0x631, 0x3b, 0x646, 0x648, 0x6a4, 0x627, 0x645, 0x631, 0x3b, 0x62f, 0x626, -0x633, 0x627, 0x645, 0x631, 0x3b +0x633, 0x627, 0x645, 0x631, 0x3b, 0x45, 0x6e, 0x3b, 0x50, 0x65, 0x62, 0x3b, 0x4d, 0x61, 0x72, 0x3b, 0x41, 0x70, 0x72, 0x3b, +0x4d, 0x61, 0x79, 0x3b, 0x48, 0x75, 0x6e, 0x3b, 0x48, 0x75, 0x6c, 0x3b, 0x41, 0x67, 0x3b, 0x53, 0x65, 0x74, 0x3b, 0x4f, +0x6b, 0x74, 0x3b, 0x4e, 0x6f, 0x62, 0x3b, 0x44, 0x69, 0x73, 0x3b, 0x45, 0x6e, 0x65, 0x72, 0x6f, 0x3b, 0x50, 0x65, 0x62, +0x72, 0x65, 0x72, 0x6f, 0x3b, 0x4d, 0x61, 0x72, 0x73, 0x6f, 0x3b, 0x41, 0x70, 0x72, 0x69, 0x6c, 0x3b, 0x4d, 0x61, 0x79, +0x6f, 0x3b, 0x48, 0x75, 0x6e, 0x79, 0x6f, 0x3b, 0x48, 0x75, 0x6c, 0x79, 0x6f, 0x3b, 0x41, 0x67, 0x6f, 0x73, 0x74, 0x6f, +0x3b, 0x53, 0x65, 0x74, 0x79, 0x65, 0x6d, 0x62, 0x72, 0x65, 0x3b, 0x4f, 0x6b, 0x74, 0x75, 0x62, 0x72, 0x65, 0x3b, 0x4e, +0x6f, 0x62, 0x79, 0x65, 0x6d, 0x62, 0x72, 0x65, 0x3b, 0x44, 0x69, 0x73, 0x79, 0x65, 0x6d, 0x62, 0x72, 0x65, 0x3b, 0x45, +0x3b, 0x50, 0x3b, 0x4d, 0x3b, 0x41, 0x3b, 0x4d, 0x3b, 0x48, 0x3b, 0x48, 0x3b, 0x41, 0x3b, 0x53, 0x3b, 0x4f, 0x3b, 0x4e, +0x3b, 0x44, 0x3b }; static const ushort days_data[] = { @@ -5083,7 +5097,12 @@ static const ushort days_data[] = { 0x72, 0x67, 0xe2, 0x3b, 0x6d, 0x61, 0x6a, 0x65, 0x62, 0x61, 0x61, 0x72, 0x67, 0xe2, 0x3b, 0x6b, 0x6f, 0x73, 0x6b, 0x6f, 0x68, 0x6f, 0x3b, 0x74, 0x75, 0x6f, 0x72, 0xe2, 0x73, 0x74, 0x75, 0x76, 0x3b, 0x76, 0xe1, 0x73, 0x74, 0x75, 0x70, 0x70, 0x65, 0x65, 0x69, 0x76, 0x69, 0x3b, 0x6c, 0xe1, 0x76, 0x75, 0x72, 0x64, 0x75, 0x76, 0x3b, 0x70, 0x3b, 0x56, 0x3b, 0x4d, -0x3b, 0x4b, 0x3b, 0x54, 0x3b, 0x56, 0x3b, 0x4c, 0x3b +0x3b, 0x4b, 0x3b, 0x54, 0x3b, 0x56, 0x3b, 0x4c, 0x3b, 0x44, 0x6f, 0x6d, 0x3b, 0x4c, 0x75, 0x6e, 0x3b, 0x4d, 0x61, 0x72, +0x3b, 0x4d, 0x6b, 0x73, 0x3b, 0x48, 0x75, 0x3b, 0x42, 0x69, 0x3b, 0x53, 0x61, 0x3b, 0x44, 0x6f, 0x6d, 0x69, 0x6e, 0x67, +0x6f, 0x3b, 0x4c, 0x75, 0x6e, 0x65, 0x73, 0x3b, 0x4d, 0x61, 0x72, 0x74, 0x65, 0x73, 0x3b, 0x4d, 0x69, 0x79, 0x65, 0x72, +0x6b, 0x75, 0x6c, 0x65, 0x73, 0x3b, 0x48, 0x75, 0x77, 0x65, 0x62, 0x65, 0x73, 0x3b, 0x42, 0x69, 0x79, 0x65, 0x72, 0x6e, +0x65, 0x73, 0x3b, 0x53, 0x61, 0x62, 0x61, 0x64, 0x6f, 0x3b, 0x44, 0x3b, 0x4c, 0x3b, 0x4d, 0x3b, 0x4d, 0x3b, 0x48, 0x3b, +0x42, 0x3b, 0x53, 0x3b }; static const ushort byte_unit_data[] = { @@ -6446,7 +6465,7 @@ static const ushort endonyms_data[] = { 0x73, 0x6b, 0x61, 0x6e, 0x73, 0x77, 0x12b, 0x74, 0x61, 0x69, 0x61, 0x6e, 0x61, 0x72, 0xe2, 0x161, 0x6b, 0x69, 0x65, 0x6c, 0xe2, 0x53, 0x75, 0x6f, 0x6d, 0xe2, 0x645, 0x627, 0x632, 0x631, 0x648, 0x646, 0x6cc, 0x644, 0x6ca, 0x631, 0x6cc, 0x20, 0x634, 0x648, 0x645, 0x627, 0x644, 0x6cc, 0x7cb5, 0x8a9e, 0x4e2d, 0x83ef, 0x4eba, 0x6c11, 0x5171, 0x548c, 0x570b, 0x9999, 0x6e2f, 0x7279, 0x5225, 0x884c, 0x653f, 0x5340, -0x7ca4, 0x8bed, 0x4e2d, 0x534e, 0x4eba, 0x6c11, 0x5171, 0x548c, 0x56fd +0x7ca4, 0x8bed, 0x4e2d, 0x534e, 0x4eba, 0x6c11, 0x5171, 0x548c, 0x56fd, 0x43, 0x65, 0x62, 0x75, 0x61, 0x6e, 0x6f }; static const char language_name_list[] = @@ -6815,6 +6834,8 @@ static const char language_name_list[] = "Sicilian\0" "Southern Kurdish\0" "Western Balochi\0" +"Cebuano\0" +"Erzya\0" ; static const quint16 language_name_index[] = { @@ -7183,6 +7204,8 @@ static const quint16 language_name_index[] = { 3084, // Sicilian 3093, // Southern Kurdish 3110, // Western Balochi + 3126, // Cebuano + 3134, // Erzya }; static const char script_name_list[] = @@ -8371,6 +8394,8 @@ static const unsigned char language_code_list[] = "scn" // Sicilian "sdh" // Southern Kurdish "bgn" // Western Balochi +"ceb" // Cebuano +"myv" // Erzya ; static const unsigned char script_code_list[] = diff --git a/src/corelib/tools/qlocale_mac.mm b/src/corelib/tools/qlocale_mac.mm index 574cb0714c..9719278426 100644 --- a/src/corelib/tools/qlocale_mac.mm +++ b/src/corelib/tools/qlocale_mac.mm @@ -44,10 +44,8 @@ #include "qdatetime.h" #ifdef Q_OS_DARWIN -#include "qtimezone.h" #include "private/qcore_mac_p.h" #include <CoreFoundation/CoreFoundation.h> -QT_REQUIRE_CONFIG(timezone); #endif QT_BEGIN_NAMESPACE @@ -147,7 +145,7 @@ static QString macTimeToString(const QTime &time, bool short_format) // Mac uses the Unicode CLDR format codes // http://www.unicode.org/reports/tr35/tr35-dates.html#Date_Field_Symbol_Table -// See also qtbase/util/local_database/dateconverter.py +// See also qtbase/util/locale_database/dateconverter.py // Makes the assumption that input formats are always well formed and consecutive letters // never exceed the maximum for the format code. static QString macToQtFormat(QStringView sys_fmt) @@ -491,8 +489,8 @@ QVariant QSystemLocale::query(QueryType type, QVariant in = QVariant()) const } else if (typeId == CFStringGetTypeID()) { result = QStringList(QString::fromCFString(languages.as<CFStringRef>())); } else { - qWarning("QLocale::uiLanguages(): CFPreferencesCopyValue returned unhandled type \"%s\"; please report to http://bugreports.qt.io", - qPrintable(QString::fromCFString(CFCopyTypeIDDescription(typeId)))); + qWarning("QLocale::uiLanguages(): CFPreferencesCopyValue returned unhandled type \"%ls\"; please report to http://bugreports.qt.io", + qUtf16Printable(QString::fromCFString(CFCopyTypeIDDescription(typeId)))); } return QVariant(result); } diff --git a/src/corelib/tools/qlocale_p.h b/src/corelib/tools/qlocale_p.h index 70430beb00..59cc33700d 100644 --- a/src/corelib/tools/qlocale_p.h +++ b/src/corelib/tools/qlocale_p.h @@ -113,6 +113,7 @@ public: Weekdays, // QList<Qt::DayOfWeek> CurrencySymbol, // QString in: CurrencyToStringArgument CurrencyToString, // QString in: qlonglong, qulonglong or double + Collation, // QString UILanguages, // QStringList StringToStandardQuotation, // QString in: QStringRef to quote StringToAlternateQuotation, // QString in: QStringRef to quote @@ -249,14 +250,14 @@ public: if (qIsInf(d)) return float(d); if (std::fabs(d) > std::numeric_limits<float>::max()) { - if (ok != 0) + if (ok) *ok = false; const float huge = std::numeric_limits<float>::infinity(); return d < 0 ? -huge : huge; } if (d != 0 && float(d) == 0) { // Values that underflow double already failed. Match them: - if (ok != 0) + if (ok) *ok = false; return 0; } @@ -358,16 +359,16 @@ public: QByteArray bcp47Name(char separator = '-') const; - inline QLatin1String languageCode() const { return QLocalePrivate::languageToCode(QLocale::Language(m_data->m_language_id)); } - inline QLatin1String scriptCode() const { return QLocalePrivate::scriptToCode(QLocale::Script(m_data->m_script_id)); } - inline QLatin1String countryCode() const { return QLocalePrivate::countryToCode(QLocale::Country(m_data->m_country_id)); } + inline QLatin1String languageCode() const { return languageToCode(QLocale::Language(m_data->m_language_id)); } + inline QLatin1String scriptCode() const { return scriptToCode(QLocale::Script(m_data->m_script_id)); } + inline QLatin1String countryCode() const { return countryToCode(QLocale::Country(m_data->m_country_id)); } static QLatin1String languageToCode(QLocale::Language language); static QLatin1String scriptToCode(QLocale::Script script); static QLatin1String countryToCode(QLocale::Country country); - static QLocale::Language codeToLanguage(QStringView code) Q_DECL_NOTHROW; - static QLocale::Script codeToScript(QStringView code) Q_DECL_NOTHROW; - static QLocale::Country codeToCountry(QStringView code) Q_DECL_NOTHROW; + static QLocale::Language codeToLanguage(QStringView code) noexcept; + static QLocale::Script codeToScript(QStringView code) noexcept; + static QLocale::Country codeToCountry(QStringView code) noexcept; static void getLangAndCountry(const QString &name, QLocale::Language &lang, QLocale::Script &script, QLocale::Country &cntry); diff --git a/src/corelib/tools/qlocale_tools.cpp b/src/corelib/tools/qlocale_tools.cpp index 53258bec3e..db8c8cd12f 100644 --- a/src/corelib/tools/qlocale_tools.cpp +++ b/src/corelib/tools/qlocale_tools.cpp @@ -398,7 +398,7 @@ qstrtoull(const char * nptr, const char **endptr, int base, bool *ok) *ok = true; errno = 0; - char *endptr2 = 0; + char *endptr2 = nullptr; unsigned long long result = qt_strtoull(nptr, &endptr2, base); if (endptr) *endptr = endptr2; @@ -415,7 +415,7 @@ qstrtoll(const char * nptr, const char **endptr, int base, bool *ok) { *ok = true; errno = 0; - char *endptr2 = 0; + char *endptr2 = nullptr; long long result = qt_strtoll(nptr, &endptr2, base); if (endptr) *endptr = endptr2; diff --git a/src/corelib/tools/qlocale_unix.cpp b/src/corelib/tools/qlocale_unix.cpp index f202082213..ff4274d932 100644 --- a/src/corelib/tools/qlocale_unix.cpp +++ b/src/corelib/tools/qlocale_unix.cpp @@ -69,6 +69,7 @@ struct QSystemLocaleData QLocale lc_messages; QByteArray lc_messages_var; QByteArray lc_measurement_var; + QByteArray lc_collate_var; QStringList uiLanguages; }; @@ -82,6 +83,7 @@ void QSystemLocaleData::readEnvironment() QByteArray monetary = all.isEmpty() ? qgetenv("LC_MONETARY") : all; lc_messages_var = all.isEmpty() ? qgetenv("LC_MESSAGES") : all; lc_measurement_var = all.isEmpty() ? qgetenv("LC_MEASUREMENT") : all; + lc_collate_var = all.isEmpty() ? qgetenv("LC_COLLATE") : all; QByteArray lang = qgetenv("LANG"); if (lang.isEmpty()) lang = QByteArray("C"); @@ -95,6 +97,8 @@ void QSystemLocaleData::readEnvironment() lc_messages_var = lang; if (lc_measurement_var.isEmpty()) lc_measurement_var = lang; + if (lc_collate_var.isEmpty()) + lc_collate_var = lang; lc_numeric = QLocale(QString::fromLatin1(numeric)); lc_time = QLocale(QString::fromLatin1(time)); lc_monetary = QLocale(QString::fromLatin1(monetary)); @@ -247,13 +251,15 @@ QVariant QSystemLocale::query(QueryType type, QVariant in) const return QString(); } case MeasurementSystem: { - const QString meas_locale = QString::fromLatin1(d->lc_measurement_var.constData(), d->lc_measurement_var.size()); + const QString meas_locale = QString::fromLatin1(d->lc_measurement_var); if (meas_locale.compare(QLatin1String("Metric"), Qt::CaseInsensitive) == 0) return QLocale::MetricSystem; if (meas_locale.compare(QLatin1String("Other"), Qt::CaseInsensitive) == 0) return QLocale::MetricSystem; return QVariant((int)QLocale(meas_locale).measurementSystem()); } + case Collation: + return QString::fromLatin1(d->lc_collate_var); case UILanguages: { if (!d->uiLanguages.isEmpty()) return d->uiLanguages; diff --git a/src/corelib/tools/qlocale_win.cpp b/src/corelib/tools/qlocale_win.cpp index ebc4430046..dc904ad02d 100644 --- a/src/corelib/tools/qlocale_win.cpp +++ b/src/corelib/tools/qlocale_win.cpp @@ -120,6 +120,7 @@ struct QSystemLocalePrivate QVariant toString(const QTime &, QLocale::FormatType); QVariant toString(const QDateTime &, QLocale::FormatType); QVariant measurementSystem(); + QVariant collation(); QVariant amText(); QVariant pmText(); QVariant firstDayOfWeek(); @@ -455,6 +456,11 @@ QVariant QSystemLocalePrivate::measurementSystem() return QLocale::MetricSystem; } +QVariant QSystemLocalePrivate::collation() +{ + return getLocaleInfo(LOCALE_SSORTLOCALE); +} + QVariant QSystemLocalePrivate::amText() { wchar_t output[15]; // maximum length including terminating zero character for Win2003+ @@ -808,6 +814,8 @@ QVariant QSystemLocale::query(QueryType type, QVariant in = QVariant()) const return QVariant(QLocale::AnyScript); case MeasurementSystem: return d->measurementSystem(); + case Collation: + return d->collation(); case AMText: return d->amText(); case PMText: diff --git a/src/corelib/tools/qmap.cpp b/src/corelib/tools/qmap.cpp index 5f7275c5f8..a0ec372f9a 100644 --- a/src/corelib/tools/qmap.cpp +++ b/src/corelib/tools/qmap.cpp @@ -48,7 +48,7 @@ QT_BEGIN_NAMESPACE -const QMapDataBase QMapDataBase::shared_null = { Q_REFCOUNT_INITIALIZE_STATIC, 0, { 0, 0, 0 }, 0 }; +const QMapDataBase QMapDataBase::shared_null = { Q_REFCOUNT_INITIALIZE_STATIC, 0, { 0, nullptr, nullptr }, nullptr }; const QMapNodeBase *QMapNodeBase::nextNode() const { @@ -92,7 +92,7 @@ void QMapDataBase::rotateLeft(QMapNodeBase *x) QMapNodeBase *&root = header.left; QMapNodeBase *y = x->right; x->right = y->left; - if (y->left != 0) + if (y->left != nullptr) y->left->setParent(x); y->setParent(x->parent()); if (x == root) @@ -111,7 +111,7 @@ void QMapDataBase::rotateRight(QMapNodeBase *x) QMapNodeBase *&root = header.left; QMapNodeBase *y = x->left; x->left = y->right; - if (y->right != 0) + if (y->right != nullptr) y->right->setParent(x); y->setParent(x->parent()); if (x == root) @@ -173,7 +173,7 @@ void QMapDataBase::freeNodeAndRebalance(QMapNodeBase *z) QMapNodeBase *y = z; QMapNodeBase *x; QMapNodeBase *x_parent; - if (y->left == 0) { + if (y->left == nullptr) { x = y->right; if (y == mostLeftNode) { if (x) @@ -182,11 +182,11 @@ void QMapDataBase::freeNodeAndRebalance(QMapNodeBase *z) mostLeftNode = y->parent(); } } else { - if (y->right == 0) { + if (y->right == nullptr) { x = y->left; } else { y = y->right; - while (y->left != 0) + while (y->left != nullptr) y = y->left; x = y->right; } @@ -228,7 +228,7 @@ void QMapDataBase::freeNodeAndRebalance(QMapNodeBase *z) z->parent()->right = x; } if (y->color() != QMapNodeBase::Red) { - while (x != root && (x == 0 || x->color() == QMapNodeBase::Black)) { + while (x != root && (x == nullptr || x->color() == QMapNodeBase::Black)) { if (x == x_parent->left) { QMapNodeBase *w = x_parent->right; if (w->color() == QMapNodeBase::Red) { @@ -237,13 +237,13 @@ void QMapDataBase::freeNodeAndRebalance(QMapNodeBase *z) rotateLeft(x_parent); w = x_parent->right; } - if ((w->left == 0 || w->left->color() == QMapNodeBase::Black) && - (w->right == 0 || w->right->color() == QMapNodeBase::Black)) { + if ((w->left == nullptr || w->left->color() == QMapNodeBase::Black) && + (w->right == nullptr || w->right->color() == QMapNodeBase::Black)) { w->setColor(QMapNodeBase::Red); x = x_parent; x_parent = x_parent->parent(); } else { - if (w->right == 0 || w->right->color() == QMapNodeBase::Black) { + if (w->right == nullptr || w->right->color() == QMapNodeBase::Black) { if (w->left) w->left->setColor(QMapNodeBase::Black); w->setColor(QMapNodeBase::Red); @@ -265,13 +265,13 @@ void QMapDataBase::freeNodeAndRebalance(QMapNodeBase *z) rotateRight(x_parent); w = x_parent->left; } - if ((w->right == 0 || w->right->color() == QMapNodeBase::Black) && - (w->left == 0 || w->left->color() == QMapNodeBase::Black)) { + if ((w->right == nullptr || w->right->color() == QMapNodeBase::Black) && + (w->left == nullptr|| w->left->color() == QMapNodeBase::Black)) { w->setColor(QMapNodeBase::Red); x = x_parent; x_parent = x_parent->parent(); } else { - if (w->left == 0 || w->left->color() == QMapNodeBase::Black) { + if (w->left == nullptr || w->left->color() == QMapNodeBase::Black) { if (w->right) w->right->setColor(QMapNodeBase::Black); w->setColor(QMapNodeBase::Red); @@ -363,8 +363,8 @@ QMapDataBase *QMapDataBase::createData() d->size = 0; d->header.p = 0; - d->header.left = 0; - d->header.right = 0; + d->header.left = nullptr; + d->header.right = nullptr; d->mostLeftNode = &(d->header); return d; diff --git a/src/corelib/tools/qmap.h b/src/corelib/tools/qmap.h index 1cf9299e26..18c681581f 100644 --- a/src/corelib/tools/qmap.h +++ b/src/corelib/tools/qmap.h @@ -49,13 +49,10 @@ #include <QtCore/qdebug.h> #endif -#include <map> -#include <new> #include <functional> - -#ifdef Q_COMPILER_INITIALIZER_LISTS #include <initializer_list> -#endif +#include <map> +#include <new> QT_BEGIN_NAMESPACE @@ -100,10 +97,10 @@ struct Q_CORE_EXPORT QMapNodeBase template <typename T> static typename std::enable_if<QTypeInfo<T>::isComplex>::type - callDestructorIfNecessary(T &t) Q_DECL_NOTHROW { Q_UNUSED(t); t.~T(); } // Q_UNUSED: silence MSVC unused 't' warning + callDestructorIfNecessary(T &t) noexcept { Q_UNUSED(t); t.~T(); } // Q_UNUSED: silence MSVC unused 't' warning template <typename T> static typename std::enable_if<!QTypeInfo<T>::isComplex>::type - callDestructorIfNecessary(T &) Q_DECL_NOTHROW {} + callDestructorIfNecessary(T &) noexcept {} }; template <class Key, class T> @@ -142,7 +139,7 @@ private: rightNode()->destroySubTree(); } - QMapNode() Q_DECL_EQ_DELETE; + QMapNode() = delete; Q_DISABLE_COPY(QMapNode) }; @@ -325,32 +322,28 @@ class QMap QMapData<Key, T> *d; public: - inline QMap() Q_DECL_NOTHROW : d(static_cast<QMapData<Key, T> *>(const_cast<QMapDataBase *>(&QMapDataBase::shared_null))) { } -#ifdef Q_COMPILER_INITIALIZER_LISTS + inline QMap() noexcept : d(static_cast<QMapData<Key, T> *>(const_cast<QMapDataBase *>(&QMapDataBase::shared_null))) { } inline QMap(std::initializer_list<std::pair<Key,T> > list) : d(static_cast<QMapData<Key, T> *>(const_cast<QMapDataBase *>(&QMapDataBase::shared_null))) { for (typename std::initializer_list<std::pair<Key,T> >::const_iterator it = list.begin(); it != list.end(); ++it) insert(it->first, it->second); } -#endif QMap(const QMap<Key, T> &other); inline ~QMap() { if (!d->ref.deref()) d->destroy(); } QMap<Key, T> &operator=(const QMap<Key, T> &other); -#ifdef Q_COMPILER_RVALUE_REFS - inline QMap(QMap<Key, T> &&other) Q_DECL_NOTHROW + inline QMap(QMap<Key, T> &&other) noexcept : d(other.d) { other.d = static_cast<QMapData<Key, T> *>( const_cast<QMapDataBase *>(&QMapDataBase::shared_null)); } - inline QMap<Key, T> &operator=(QMap<Key, T> &&other) Q_DECL_NOTHROW + inline QMap<Key, T> &operator=(QMap<Key, T> &&other) noexcept { QMap moved(std::move(other)); swap(moved); return *this; } -#endif - inline void swap(QMap<Key, T> &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + inline void swap(QMap<Key, T> &other) noexcept { qSwap(d, other.d); } explicit QMap(const typename std::map<Key, T> &other); std::map<Key, T> toStdMap() const; @@ -1187,19 +1180,15 @@ template <class Key, class T> class QMultiMap : public QMap<Key, T> { public: - QMultiMap() Q_DECL_NOTHROW {} -#ifdef Q_COMPILER_INITIALIZER_LISTS + QMultiMap() noexcept {} inline QMultiMap(std::initializer_list<std::pair<Key,T> > list) { for (typename std::initializer_list<std::pair<Key,T> >::const_iterator it = list.begin(); it != list.end(); ++it) insert(it->first, it->second); } -#endif QMultiMap(const QMap<Key, T> &other) : QMap<Key, T>(other) {} -#ifdef Q_COMPILER_RVALUE_REFS - QMultiMap(QMap<Key, T> &&other) Q_DECL_NOTHROW : QMap<Key, T>(std::move(other)) {} -#endif - void swap(QMultiMap<Key, T> &other) Q_DECL_NOTHROW { QMap<Key, T>::swap(other); } + QMultiMap(QMap<Key, T> &&other) noexcept : QMap<Key, T>(std::move(other)) {} + void swap(QMultiMap<Key, T> &other) noexcept { QMap<Key, T>::swap(other); } inline typename QMap<Key, T>::iterator replace(const Key &key, const T &value) { return QMap<Key, T>::insert(key, value); } diff --git a/src/corelib/tools/qmargins.h b/src/corelib/tools/qmargins.h index 0c73235d26..447037daaa 100644 --- a/src/corelib/tools/qmargins.h +++ b/src/corelib/tools/qmargins.h @@ -51,28 +51,28 @@ QT_BEGIN_NAMESPACE class QMargins { public: - Q_DECL_CONSTEXPR QMargins() Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QMargins(int left, int top, int right, int bottom) Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR bool isNull() const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR int left() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR int top() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR int right() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR int bottom() const Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR void setLeft(int left) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR void setTop(int top) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR void setRight(int right) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR void setBottom(int bottom) Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR QMargins &operator+=(const QMargins &margins) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR QMargins &operator-=(const QMargins &margins) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR QMargins &operator+=(int) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR QMargins &operator-=(int) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR QMargins &operator*=(int) Q_DECL_NOTHROW; + Q_DECL_CONSTEXPR QMargins() noexcept; + Q_DECL_CONSTEXPR QMargins(int left, int top, int right, int bottom) noexcept; + + Q_DECL_CONSTEXPR bool isNull() const noexcept; + + Q_DECL_CONSTEXPR int left() const noexcept; + Q_DECL_CONSTEXPR int top() const noexcept; + Q_DECL_CONSTEXPR int right() const noexcept; + Q_DECL_CONSTEXPR int bottom() const noexcept; + + Q_DECL_RELAXED_CONSTEXPR void setLeft(int left) noexcept; + Q_DECL_RELAXED_CONSTEXPR void setTop(int top) noexcept; + Q_DECL_RELAXED_CONSTEXPR void setRight(int right) noexcept; + Q_DECL_RELAXED_CONSTEXPR void setBottom(int bottom) noexcept; + + Q_DECL_RELAXED_CONSTEXPR QMargins &operator+=(const QMargins &margins) noexcept; + Q_DECL_RELAXED_CONSTEXPR QMargins &operator-=(const QMargins &margins) noexcept; + Q_DECL_RELAXED_CONSTEXPR QMargins &operator+=(int) noexcept; + Q_DECL_RELAXED_CONSTEXPR QMargins &operator-=(int) noexcept; + Q_DECL_RELAXED_CONSTEXPR QMargins &operator*=(int) noexcept; Q_DECL_RELAXED_CONSTEXPR QMargins &operator/=(int); - Q_DECL_RELAXED_CONSTEXPR QMargins &operator*=(qreal) Q_DECL_NOTHROW; + Q_DECL_RELAXED_CONSTEXPR QMargins &operator*=(qreal) noexcept; Q_DECL_RELAXED_CONSTEXPR QMargins &operator/=(qreal); private: @@ -81,8 +81,8 @@ private: int m_right; int m_bottom; - friend Q_DECL_CONSTEXPR inline bool operator==(const QMargins &, const QMargins &) Q_DECL_NOTHROW; - friend Q_DECL_CONSTEXPR inline bool operator!=(const QMargins &, const QMargins &) Q_DECL_NOTHROW; + friend Q_DECL_CONSTEXPR inline bool operator==(const QMargins &, const QMargins &) noexcept; + friend Q_DECL_CONSTEXPR inline bool operator!=(const QMargins &, const QMargins &) noexcept; }; Q_DECLARE_TYPEINFO(QMargins, Q_MOVABLE_TYPE); @@ -99,40 +99,40 @@ Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QMargins &); QMargins inline functions *****************************************************************************/ -Q_DECL_CONSTEXPR inline QMargins::QMargins() Q_DECL_NOTHROW : m_left(0), m_top(0), m_right(0), m_bottom(0) {} +Q_DECL_CONSTEXPR inline QMargins::QMargins() noexcept : m_left(0), m_top(0), m_right(0), m_bottom(0) {} -Q_DECL_CONSTEXPR inline QMargins::QMargins(int aleft, int atop, int aright, int abottom) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins::QMargins(int aleft, int atop, int aright, int abottom) noexcept : m_left(aleft), m_top(atop), m_right(aright), m_bottom(abottom) {} -Q_DECL_CONSTEXPR inline bool QMargins::isNull() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QMargins::isNull() const noexcept { return m_left==0 && m_top==0 && m_right==0 && m_bottom==0; } -Q_DECL_CONSTEXPR inline int QMargins::left() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QMargins::left() const noexcept { return m_left; } -Q_DECL_CONSTEXPR inline int QMargins::top() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QMargins::top() const noexcept { return m_top; } -Q_DECL_CONSTEXPR inline int QMargins::right() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QMargins::right() const noexcept { return m_right; } -Q_DECL_CONSTEXPR inline int QMargins::bottom() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QMargins::bottom() const noexcept { return m_bottom; } -Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setLeft(int aleft) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setLeft(int aleft) noexcept { m_left = aleft; } -Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setTop(int atop) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setTop(int atop) noexcept { m_top = atop; } -Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setRight(int aright) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setRight(int aright) noexcept { m_right = aright; } -Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setBottom(int abottom) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QMargins::setBottom(int abottom) noexcept { m_bottom = abottom; } -Q_DECL_CONSTEXPR inline bool operator==(const QMargins &m1, const QMargins &m2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator==(const QMargins &m1, const QMargins &m2) noexcept { return m1.m_left == m2.m_left && @@ -141,7 +141,7 @@ Q_DECL_CONSTEXPR inline bool operator==(const QMargins &m1, const QMargins &m2) m1.m_bottom == m2.m_bottom; } -Q_DECL_CONSTEXPR inline bool operator!=(const QMargins &m1, const QMargins &m2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator!=(const QMargins &m1, const QMargins &m2) noexcept { return m1.m_left != m2.m_left || @@ -150,55 +150,55 @@ Q_DECL_CONSTEXPR inline bool operator!=(const QMargins &m1, const QMargins &m2) m1.m_bottom != m2.m_bottom; } -Q_DECL_CONSTEXPR inline QMargins operator+(const QMargins &m1, const QMargins &m2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator+(const QMargins &m1, const QMargins &m2) noexcept { return QMargins(m1.left() + m2.left(), m1.top() + m2.top(), m1.right() + m2.right(), m1.bottom() + m2.bottom()); } -Q_DECL_CONSTEXPR inline QMargins operator-(const QMargins &m1, const QMargins &m2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator-(const QMargins &m1, const QMargins &m2) noexcept { return QMargins(m1.left() - m2.left(), m1.top() - m2.top(), m1.right() - m2.right(), m1.bottom() - m2.bottom()); } -Q_DECL_CONSTEXPR inline QMargins operator+(const QMargins &lhs, int rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator+(const QMargins &lhs, int rhs) noexcept { return QMargins(lhs.left() + rhs, lhs.top() + rhs, lhs.right() + rhs, lhs.bottom() + rhs); } -Q_DECL_CONSTEXPR inline QMargins operator+(int lhs, const QMargins &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator+(int lhs, const QMargins &rhs) noexcept { return QMargins(rhs.left() + lhs, rhs.top() + lhs, rhs.right() + lhs, rhs.bottom() + lhs); } -Q_DECL_CONSTEXPR inline QMargins operator-(const QMargins &lhs, int rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator-(const QMargins &lhs, int rhs) noexcept { return QMargins(lhs.left() - rhs, lhs.top() - rhs, lhs.right() - rhs, lhs.bottom() - rhs); } -Q_DECL_CONSTEXPR inline QMargins operator*(const QMargins &margins, int factor) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator*(const QMargins &margins, int factor) noexcept { return QMargins(margins.left() * factor, margins.top() * factor, margins.right() * factor, margins.bottom() * factor); } -Q_DECL_CONSTEXPR inline QMargins operator*(int factor, const QMargins &margins) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator*(int factor, const QMargins &margins) noexcept { return QMargins(margins.left() * factor, margins.top() * factor, margins.right() * factor, margins.bottom() * factor); } -Q_DECL_CONSTEXPR inline QMargins operator*(const QMargins &margins, qreal factor) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator*(const QMargins &margins, qreal factor) noexcept { return QMargins(qRound(margins.left() * factor), qRound(margins.top() * factor), qRound(margins.right() * factor), qRound(margins.bottom() * factor)); } -Q_DECL_CONSTEXPR inline QMargins operator*(qreal factor, const QMargins &margins) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator*(qreal factor, const QMargins &margins) noexcept { return QMargins(qRound(margins.left() * factor), qRound(margins.top() * factor), qRound(margins.right() * factor), qRound(margins.bottom() * factor)); @@ -216,17 +216,17 @@ Q_DECL_CONSTEXPR inline QMargins operator/(const QMargins &margins, qreal diviso qRound(margins.right() / divisor), qRound(margins.bottom() / divisor)); } -Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator+=(const QMargins &margins) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator+=(const QMargins &margins) noexcept { return *this = *this + margins; } -Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator-=(const QMargins &margins) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator-=(const QMargins &margins) noexcept { return *this = *this - margins; } -Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator+=(int margin) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator+=(int margin) noexcept { m_left += margin; m_top += margin; @@ -235,7 +235,7 @@ Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator+=(int margin) Q_DEC return *this; } -Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator-=(int margin) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator-=(int margin) noexcept { m_left -= margin; m_top -= margin; @@ -244,7 +244,7 @@ Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator-=(int margin) Q_DEC return *this; } -Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator*=(int factor) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator*=(int factor) noexcept { return *this = *this * factor; } @@ -254,7 +254,7 @@ Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator/=(int divisor) return *this = *this / divisor; } -Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator*=(qreal factor) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator*=(qreal factor) noexcept { return *this = *this * factor; } @@ -264,12 +264,12 @@ Q_DECL_RELAXED_CONSTEXPR inline QMargins &QMargins::operator/=(qreal divisor) return *this = *this / divisor; } -Q_DECL_CONSTEXPR inline QMargins operator+(const QMargins &margins) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator+(const QMargins &margins) noexcept { return margins; } -Q_DECL_CONSTEXPR inline QMargins operator-(const QMargins &margins) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins operator-(const QMargins &margins) noexcept { return QMargins(-margins.left(), -margins.top(), -margins.right(), -margins.bottom()); } @@ -285,30 +285,30 @@ Q_CORE_EXPORT QDebug operator<<(QDebug, const QMargins &); class QMarginsF { public: - Q_DECL_CONSTEXPR QMarginsF() Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QMarginsF(qreal left, qreal top, qreal right, qreal bottom) Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QMarginsF(const QMargins &margins) Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR bool isNull() const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR qreal left() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR qreal top() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR qreal right() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR qreal bottom() const Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR void setLeft(qreal left) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR void setTop(qreal top) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR void setRight(qreal right) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR void setBottom(qreal bottom) Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator+=(const QMarginsF &margins) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator-=(const QMarginsF &margins) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator+=(qreal addend) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator-=(qreal subtrahend) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator*=(qreal factor) Q_DECL_NOTHROW; + Q_DECL_CONSTEXPR QMarginsF() noexcept; + Q_DECL_CONSTEXPR QMarginsF(qreal left, qreal top, qreal right, qreal bottom) noexcept; + Q_DECL_CONSTEXPR QMarginsF(const QMargins &margins) noexcept; + + Q_DECL_CONSTEXPR bool isNull() const noexcept; + + Q_DECL_CONSTEXPR qreal left() const noexcept; + Q_DECL_CONSTEXPR qreal top() const noexcept; + Q_DECL_CONSTEXPR qreal right() const noexcept; + Q_DECL_CONSTEXPR qreal bottom() const noexcept; + + Q_DECL_RELAXED_CONSTEXPR void setLeft(qreal left) noexcept; + Q_DECL_RELAXED_CONSTEXPR void setTop(qreal top) noexcept; + Q_DECL_RELAXED_CONSTEXPR void setRight(qreal right) noexcept; + Q_DECL_RELAXED_CONSTEXPR void setBottom(qreal bottom) noexcept; + + Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator+=(const QMarginsF &margins) noexcept; + Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator-=(const QMarginsF &margins) noexcept; + Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator+=(qreal addend) noexcept; + Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator-=(qreal subtrahend) noexcept; + Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator*=(qreal factor) noexcept; Q_DECL_RELAXED_CONSTEXPR QMarginsF &operator/=(qreal divisor); - Q_DECL_CONSTEXPR inline QMargins toMargins() const Q_DECL_NOTHROW; + Q_DECL_CONSTEXPR inline QMargins toMargins() const noexcept; private: qreal m_left; @@ -332,44 +332,44 @@ Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QMarginsF &); QMarginsF inline functions *****************************************************************************/ -Q_DECL_CONSTEXPR inline QMarginsF::QMarginsF() Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF::QMarginsF() noexcept : m_left(0), m_top(0), m_right(0), m_bottom(0) {} -Q_DECL_CONSTEXPR inline QMarginsF::QMarginsF(qreal aleft, qreal atop, qreal aright, qreal abottom) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF::QMarginsF(qreal aleft, qreal atop, qreal aright, qreal abottom) noexcept : m_left(aleft), m_top(atop), m_right(aright), m_bottom(abottom) {} -Q_DECL_CONSTEXPR inline QMarginsF::QMarginsF(const QMargins &margins) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF::QMarginsF(const QMargins &margins) noexcept : m_left(margins.left()), m_top(margins.top()), m_right(margins.right()), m_bottom(margins.bottom()) {} -Q_DECL_CONSTEXPR inline bool QMarginsF::isNull() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QMarginsF::isNull() const noexcept { return qFuzzyIsNull(m_left) && qFuzzyIsNull(m_top) && qFuzzyIsNull(m_right) && qFuzzyIsNull(m_bottom); } -Q_DECL_CONSTEXPR inline qreal QMarginsF::left() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline qreal QMarginsF::left() const noexcept { return m_left; } -Q_DECL_CONSTEXPR inline qreal QMarginsF::top() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline qreal QMarginsF::top() const noexcept { return m_top; } -Q_DECL_CONSTEXPR inline qreal QMarginsF::right() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline qreal QMarginsF::right() const noexcept { return m_right; } -Q_DECL_CONSTEXPR inline qreal QMarginsF::bottom() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline qreal QMarginsF::bottom() const noexcept { return m_bottom; } -Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setLeft(qreal aleft) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setLeft(qreal aleft) noexcept { m_left = aleft; } -Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setTop(qreal atop) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setTop(qreal atop) noexcept { m_top = atop; } -Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setRight(qreal aright) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setRight(qreal aright) noexcept { m_right = aright; } -Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setBottom(qreal abottom) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QMarginsF::setBottom(qreal abottom) noexcept { m_bottom = abottom; } -Q_DECL_CONSTEXPR inline bool operator==(const QMarginsF &lhs, const QMarginsF &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator==(const QMarginsF &lhs, const QMarginsF &rhs) noexcept { return qFuzzyCompare(lhs.left(), rhs.left()) && qFuzzyCompare(lhs.top(), rhs.top()) @@ -377,48 +377,48 @@ Q_DECL_CONSTEXPR inline bool operator==(const QMarginsF &lhs, const QMarginsF &r && qFuzzyCompare(lhs.bottom(), rhs.bottom()); } -Q_DECL_CONSTEXPR inline bool operator!=(const QMarginsF &lhs, const QMarginsF &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator!=(const QMarginsF &lhs, const QMarginsF &rhs) noexcept { return !operator==(lhs, rhs); } -Q_DECL_CONSTEXPR inline QMarginsF operator+(const QMarginsF &lhs, const QMarginsF &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF operator+(const QMarginsF &lhs, const QMarginsF &rhs) noexcept { return QMarginsF(lhs.left() + rhs.left(), lhs.top() + rhs.top(), lhs.right() + rhs.right(), lhs.bottom() + rhs.bottom()); } -Q_DECL_CONSTEXPR inline QMarginsF operator-(const QMarginsF &lhs, const QMarginsF &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF operator-(const QMarginsF &lhs, const QMarginsF &rhs) noexcept { return QMarginsF(lhs.left() - rhs.left(), lhs.top() - rhs.top(), lhs.right() - rhs.right(), lhs.bottom() - rhs.bottom()); } -Q_DECL_CONSTEXPR inline QMarginsF operator+(const QMarginsF &lhs, qreal rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF operator+(const QMarginsF &lhs, qreal rhs) noexcept { return QMarginsF(lhs.left() + rhs, lhs.top() + rhs, lhs.right() + rhs, lhs.bottom() + rhs); } -Q_DECL_CONSTEXPR inline QMarginsF operator+(qreal lhs, const QMarginsF &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF operator+(qreal lhs, const QMarginsF &rhs) noexcept { return QMarginsF(rhs.left() + lhs, rhs.top() + lhs, rhs.right() + lhs, rhs.bottom() + lhs); } -Q_DECL_CONSTEXPR inline QMarginsF operator-(const QMarginsF &lhs, qreal rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF operator-(const QMarginsF &lhs, qreal rhs) noexcept { return QMarginsF(lhs.left() - rhs, lhs.top() - rhs, lhs.right() - rhs, lhs.bottom() - rhs); } -Q_DECL_CONSTEXPR inline QMarginsF operator*(const QMarginsF &lhs, qreal rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF operator*(const QMarginsF &lhs, qreal rhs) noexcept { return QMarginsF(lhs.left() * rhs, lhs.top() * rhs, lhs.right() * rhs, lhs.bottom() * rhs); } -Q_DECL_CONSTEXPR inline QMarginsF operator*(qreal lhs, const QMarginsF &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF operator*(qreal lhs, const QMarginsF &rhs) noexcept { return QMarginsF(rhs.left() * lhs, rhs.top() * lhs, rhs.right() * lhs, rhs.bottom() * lhs); @@ -430,17 +430,17 @@ Q_DECL_CONSTEXPR inline QMarginsF operator/(const QMarginsF &lhs, qreal divisor) lhs.right() / divisor, lhs.bottom() / divisor); } -Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator+=(const QMarginsF &margins) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator+=(const QMarginsF &margins) noexcept { return *this = *this + margins; } -Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator-=(const QMarginsF &margins) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator-=(const QMarginsF &margins) noexcept { return *this = *this - margins; } -Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator+=(qreal addend) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator+=(qreal addend) noexcept { m_left += addend; m_top += addend; @@ -449,7 +449,7 @@ Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator+=(qreal addend) Q return *this; } -Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator-=(qreal subtrahend) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator-=(qreal subtrahend) noexcept { m_left -= subtrahend; m_top -= subtrahend; @@ -458,7 +458,7 @@ Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator-=(qreal subtrahen return *this; } -Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator*=(qreal factor) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator*=(qreal factor) noexcept { return *this = *this * factor; } @@ -468,17 +468,17 @@ Q_DECL_RELAXED_CONSTEXPR inline QMarginsF &QMarginsF::operator/=(qreal divisor) return *this = *this / divisor; } -Q_DECL_CONSTEXPR inline QMarginsF operator+(const QMarginsF &margins) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF operator+(const QMarginsF &margins) noexcept { return margins; } -Q_DECL_CONSTEXPR inline QMarginsF operator-(const QMarginsF &margins) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMarginsF operator-(const QMarginsF &margins) noexcept { return QMarginsF(-margins.left(), -margins.top(), -margins.right(), -margins.bottom()); } -Q_DECL_CONSTEXPR inline QMargins QMarginsF::toMargins() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QMargins QMarginsF::toMargins() const noexcept { return QMargins(qRound(m_left), qRound(m_top), qRound(m_right), qRound(m_bottom)); } diff --git a/src/corelib/tools/qpair.h b/src/corelib/tools/qpair.h index 94977fc826..9ebf88bc8f 100644 --- a/src/corelib/tools/qpair.h +++ b/src/corelib/tools/qpair.h @@ -52,41 +52,39 @@ struct QPair typedef T2 second_type; Q_DECL_CONSTEXPR QPair() - Q_DECL_NOEXCEPT_EXPR((std::is_nothrow_default_constructible<T1>::value && + noexcept((std::is_nothrow_default_constructible<T1>::value && std::is_nothrow_default_constructible<T2>::value)) : first(), second() {} Q_DECL_CONSTEXPR QPair(const T1 &t1, const T2 &t2) - Q_DECL_NOEXCEPT_EXPR((std::is_nothrow_copy_constructible<T1>::value && + noexcept((std::is_nothrow_copy_constructible<T1>::value && std::is_nothrow_copy_constructible<T2>::value)) : first(t1), second(t2) {} // compiler-generated copy/move ctor/assignment operators are fine! template <typename TT1, typename TT2> Q_DECL_CONSTEXPR QPair(const QPair<TT1, TT2> &p) - Q_DECL_NOEXCEPT_EXPR((std::is_nothrow_constructible<T1, TT1&>::value && + noexcept((std::is_nothrow_constructible<T1, TT1&>::value && std::is_nothrow_constructible<T2, TT2&>::value)) : first(p.first), second(p.second) {} template <typename TT1, typename TT2> Q_DECL_RELAXED_CONSTEXPR QPair &operator=(const QPair<TT1, TT2> &p) - Q_DECL_NOEXCEPT_EXPR((std::is_nothrow_assignable<T1, TT1&>::value && + noexcept((std::is_nothrow_assignable<T1, TT1&>::value && std::is_nothrow_assignable<T2, TT2&>::value)) { first = p.first; second = p.second; return *this; } -#ifdef Q_COMPILER_RVALUE_REFS template <typename TT1, typename TT2> Q_DECL_CONSTEXPR QPair(QPair<TT1, TT2> &&p) - Q_DECL_NOEXCEPT_EXPR((std::is_nothrow_constructible<T1, TT1>::value && + noexcept((std::is_nothrow_constructible<T1, TT1>::value && std::is_nothrow_constructible<T2, TT2>::value)) // can't use std::move here as it's not constexpr in C++11: : first(static_cast<TT1 &&>(p.first)), second(static_cast<TT2 &&>(p.second)) {} template <typename TT1, typename TT2> Q_DECL_RELAXED_CONSTEXPR QPair &operator=(QPair<TT1, TT2> &&p) - Q_DECL_NOEXCEPT_EXPR((std::is_nothrow_assignable<T1, TT1>::value && + noexcept((std::is_nothrow_assignable<T1, TT1>::value && std::is_nothrow_assignable<T2, TT2>::value)) { first = std::move(p.first); second = std::move(p.second); return *this; } -#endif Q_DECL_RELAXED_CONSTEXPR void swap(QPair &other) - Q_DECL_NOEXCEPT_EXPR(noexcept(qSwap(other.first, other.first)) && noexcept(qSwap(other.second, other.second))) + noexcept(noexcept(qSwap(other.first, other.first)) && noexcept(qSwap(other.second, other.second))) { // use qSwap() to pick up ADL swaps automatically: qSwap(first, other.first); @@ -97,8 +95,13 @@ struct QPair T2 second; }; +#if defined(__cpp_deduction_guides) && __cpp_deduction_guides >= 201606 +template<class T1, class T2> +QPair(T1, T2) -> QPair<T1, T2>; +#endif + template <typename T1, typename T2> -void swap(QPair<T1, T2> &lhs, QPair<T1, T2> &rhs) Q_DECL_NOEXCEPT_EXPR(noexcept(lhs.swap(rhs))) +void swap(QPair<T1, T2> &lhs, QPair<T1, T2> &rhs) noexcept(noexcept(lhs.swap(rhs))) { lhs.swap(rhs); } // mark QPair<T1,T2> as complex/movable/primitive depending on the @@ -108,45 +111,45 @@ class QTypeInfo<QPair<T1, T2> > : public QTypeInfoMerger<QPair<T1, T2>, T1, T2> template <class T1, class T2> Q_DECL_CONSTEXPR Q_INLINE_TEMPLATE bool operator==(const QPair<T1, T2> &p1, const QPair<T1, T2> &p2) - Q_DECL_NOEXCEPT_EXPR(noexcept(p1.first == p2.first && p1.second == p2.second)) + noexcept(noexcept(p1.first == p2.first && p1.second == p2.second)) { return p1.first == p2.first && p1.second == p2.second; } template <class T1, class T2> Q_DECL_CONSTEXPR Q_INLINE_TEMPLATE bool operator!=(const QPair<T1, T2> &p1, const QPair<T1, T2> &p2) - Q_DECL_NOEXCEPT_EXPR(noexcept(!(p1 == p2))) + noexcept(noexcept(!(p1 == p2))) { return !(p1 == p2); } template <class T1, class T2> Q_DECL_CONSTEXPR Q_INLINE_TEMPLATE bool operator<(const QPair<T1, T2> &p1, const QPair<T1, T2> &p2) - Q_DECL_NOEXCEPT_EXPR(noexcept(p1.first < p2.first || (!(p2.first < p1.first) && p1.second < p2.second))) + noexcept(noexcept(p1.first < p2.first || (!(p2.first < p1.first) && p1.second < p2.second))) { return p1.first < p2.first || (!(p2.first < p1.first) && p1.second < p2.second); } template <class T1, class T2> Q_DECL_CONSTEXPR Q_INLINE_TEMPLATE bool operator>(const QPair<T1, T2> &p1, const QPair<T1, T2> &p2) - Q_DECL_NOEXCEPT_EXPR(noexcept(p2 < p1)) + noexcept(noexcept(p2 < p1)) { return p2 < p1; } template <class T1, class T2> Q_DECL_CONSTEXPR Q_INLINE_TEMPLATE bool operator<=(const QPair<T1, T2> &p1, const QPair<T1, T2> &p2) - Q_DECL_NOEXCEPT_EXPR(noexcept(!(p2 < p1))) + noexcept(noexcept(!(p2 < p1))) { return !(p2 < p1); } template <class T1, class T2> Q_DECL_CONSTEXPR Q_INLINE_TEMPLATE bool operator>=(const QPair<T1, T2> &p1, const QPair<T1, T2> &p2) - Q_DECL_NOEXCEPT_EXPR(noexcept(!(p1 < p2))) + noexcept(noexcept(!(p1 < p2))) { return !(p1 < p2); } template <class T1, class T2> Q_DECL_CONSTEXPR Q_OUTOFLINE_TEMPLATE QPair<T1, T2> qMakePair(const T1 &x, const T2 &y) - Q_DECL_NOEXCEPT_EXPR(noexcept(QPair<T1, T2>(x, y))) + noexcept(noexcept(QPair<T1, T2>(x, y))) { return QPair<T1, T2>(x, y); } diff --git a/src/corelib/tools/qpoint.h b/src/corelib/tools/qpoint.h index d7323f7707..34df673b93 100644 --- a/src/corelib/tools/qpoint.h +++ b/src/corelib/tools/qpoint.h @@ -94,7 +94,7 @@ public: friend Q_DECL_CONSTEXPR inline const QPoint operator/(const QPoint &, qreal); #if defined(Q_OS_DARWIN) || defined(Q_QDOC) - Q_REQUIRED_RESULT CGPoint toCGPoint() const Q_DECL_NOTHROW; + Q_REQUIRED_RESULT CGPoint toCGPoint() const noexcept; #endif private: @@ -256,8 +256,8 @@ public: Q_DECL_CONSTEXPR QPoint toPoint() const; #if defined(Q_OS_DARWIN) || defined(Q_QDOC) - Q_REQUIRED_RESULT static QPointF fromCGPoint(CGPoint point) Q_DECL_NOTHROW; - Q_REQUIRED_RESULT CGPoint toCGPoint() const Q_DECL_NOTHROW; + Q_REQUIRED_RESULT static QPointF fromCGPoint(CGPoint point) noexcept; + Q_REQUIRED_RESULT CGPoint toCGPoint() const noexcept; #endif private: diff --git a/src/corelib/tools/qqueue.h b/src/corelib/tools/qqueue.h index b55f210577..d5a60ada56 100644 --- a/src/corelib/tools/qqueue.h +++ b/src/corelib/tools/qqueue.h @@ -50,11 +50,11 @@ class QQueue : public QList<T> { public: // compiler-generated special member functions are fine! - inline void swap(QQueue<T> &other) Q_DECL_NOTHROW { QList<T>::swap(other); } // prevent QList<->QQueue swaps + inline void swap(QQueue<T> &other) noexcept { QList<T>::swap(other); } // prevent QList<->QQueue swaps #ifndef Q_QDOC // bring in QList::swap(int, int). We cannot say using QList<T>::swap, // because we don't want to make swap(QList&) available. - inline void swap(int i, int j) { QList<T>::swap(i, j); } + Q_DECL_DEPRECATED inline void swap(int i, int j) { QList<T>::swapItemsAt(i, j); } #endif inline void enqueue(const T &t) { QList<T>::append(t); } inline T dequeue() { return QList<T>::takeFirst(); } diff --git a/src/corelib/tools/qrect.cpp b/src/corelib/tools/qrect.cpp index 6e51deebea..d622f92530 100644 --- a/src/corelib/tools/qrect.cpp +++ b/src/corelib/tools/qrect.cpp @@ -300,7 +300,7 @@ QT_BEGIN_NAMESPACE \sa isValid(), isEmpty() */ -QRect QRect::normalized() const Q_DECL_NOTHROW +QRect QRect::normalized() const noexcept { QRect r; if (x2 < x1 - 1) { // swap bad x values @@ -820,7 +820,7 @@ QRect QRect::normalized() const Q_DECL_NOTHROW \sa intersects() */ -bool QRect::contains(const QPoint &p, bool proper) const Q_DECL_NOTHROW +bool QRect::contains(const QPoint &p, bool proper) const noexcept { int l, r; if (x2 < x1 - 1) { @@ -884,7 +884,7 @@ bool QRect::contains(const QPoint &p, bool proper) const Q_DECL_NOTHROW rectangle (not on the edge). */ -bool QRect::contains(const QRect &r, bool proper) const Q_DECL_NOTHROW +bool QRect::contains(const QRect &r, bool proper) const noexcept { if (isNull() || r.isNull()) return false; @@ -962,7 +962,7 @@ bool QRect::contains(const QRect &r, bool proper) const Q_DECL_NOTHROW \sa operator|=(), united() */ -QRect QRect::operator|(const QRect &r) const Q_DECL_NOTHROW +QRect QRect::operator|(const QRect &r) const noexcept { if (isNull()) return r; @@ -1033,7 +1033,7 @@ QRect QRect::operator|(const QRect &r) const Q_DECL_NOTHROW \sa operator&=(), intersected() */ -QRect QRect::operator&(const QRect &r) const Q_DECL_NOTHROW +QRect QRect::operator&(const QRect &r) const noexcept { if (isNull() || r.isNull()) return QRect(); @@ -1112,7 +1112,7 @@ QRect QRect::operator&(const QRect &r) const Q_DECL_NOTHROW \sa contains() */ -bool QRect::intersects(const QRect &r) const Q_DECL_NOTHROW +bool QRect::intersects(const QRect &r) const noexcept { if (isNull() || r.isNull()) return false; @@ -1540,7 +1540,7 @@ QDebug operator<<(QDebug dbg, const QRect &r) \sa isValid(), isEmpty() */ -QRectF QRectF::normalized() const Q_DECL_NOTHROW +QRectF QRectF::normalized() const noexcept { QRectF r = *this; if (r.w < 0) { @@ -1964,7 +1964,7 @@ QRectF QRectF::normalized() const Q_DECL_NOTHROW \sa intersects() */ -bool QRectF::contains(const QPointF &p) const Q_DECL_NOTHROW +bool QRectF::contains(const QPointF &p) const noexcept { qreal l = xp; qreal r = xp; @@ -2010,7 +2010,7 @@ bool QRectF::contains(const QPointF &p) const Q_DECL_NOTHROW otherwise returns \c false. */ -bool QRectF::contains(const QRectF &r) const Q_DECL_NOTHROW +bool QRectF::contains(const QRectF &r) const noexcept { qreal l1 = xp; qreal r1 = xp; @@ -2148,7 +2148,7 @@ bool QRectF::contains(const QRectF &r) const Q_DECL_NOTHROW \sa united(), operator|=() */ -QRectF QRectF::operator|(const QRectF &r) const Q_DECL_NOTHROW +QRectF QRectF::operator|(const QRectF &r) const noexcept { if (isNull()) return r; @@ -2217,7 +2217,7 @@ QRectF QRectF::operator|(const QRectF &r) const Q_DECL_NOTHROW \sa operator&=(), intersected() */ -QRectF QRectF::operator&(const QRectF &r) const Q_DECL_NOTHROW +QRectF QRectF::operator&(const QRectF &r) const noexcept { qreal l1 = xp; qreal r1 = xp; @@ -2302,7 +2302,7 @@ QRectF QRectF::operator&(const QRectF &r) const Q_DECL_NOTHROW \sa contains() */ -bool QRectF::intersects(const QRectF &r) const Q_DECL_NOTHROW +bool QRectF::intersects(const QRectF &r) const noexcept { qreal l1 = xp; qreal r1 = xp; @@ -2369,7 +2369,7 @@ bool QRectF::intersects(const QRectF &r) const Q_DECL_NOTHROW \sa toRect() */ -QRect QRectF::toAlignedRect() const Q_DECL_NOTHROW +QRect QRectF::toAlignedRect() const noexcept { int xmin = int(qFloor(xp)); int xmax = int(qCeil(xp + w)); diff --git a/src/corelib/tools/qrect.h b/src/corelib/tools/qrect.h index 3b40055b5a..7aa2312f38 100644 --- a/src/corelib/tools/qrect.h +++ b/src/corelib/tools/qrect.h @@ -57,104 +57,104 @@ QT_BEGIN_NAMESPACE class Q_CORE_EXPORT QRect { public: - Q_DECL_CONSTEXPR QRect() Q_DECL_NOTHROW : x1(0), y1(0), x2(-1), y2(-1) {} - Q_DECL_CONSTEXPR QRect(const QPoint &topleft, const QPoint &bottomright) Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QRect(const QPoint &topleft, const QSize &size) Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QRect(int left, int top, int width, int height) Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline bool isNull() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline bool isEmpty() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline bool isValid() const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline int left() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline int top() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline int right() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline int bottom() const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT QRect normalized() const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline int x() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline int y() const Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setLeft(int pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setTop(int pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setRight(int pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setBottom(int pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setX(int x) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setY(int y) Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline void setTopLeft(const QPoint &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setBottomRight(const QPoint &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setTopRight(const QPoint &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setBottomLeft(const QPoint &p) Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline QPoint topLeft() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline QPoint bottomRight() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline QPoint topRight() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline QPoint bottomLeft() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline QPoint center() const Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline void moveLeft(int pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveTop(int pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveRight(int pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveBottom(int pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveTopLeft(const QPoint &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveBottomRight(const QPoint &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveTopRight(const QPoint &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveBottomLeft(const QPoint &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveCenter(const QPoint &p) Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline void translate(int dx, int dy) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void translate(const QPoint &p) Q_DECL_NOTHROW; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect translated(int dx, int dy) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect translated(const QPoint &p) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect transposed() const Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline void moveTo(int x, int t) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveTo(const QPoint &p) Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline void setRect(int x, int y, int w, int h) Q_DECL_NOTHROW; + Q_DECL_CONSTEXPR QRect() noexcept : x1(0), y1(0), x2(-1), y2(-1) {} + Q_DECL_CONSTEXPR QRect(const QPoint &topleft, const QPoint &bottomright) noexcept; + Q_DECL_CONSTEXPR QRect(const QPoint &topleft, const QSize &size) noexcept; + Q_DECL_CONSTEXPR QRect(int left, int top, int width, int height) noexcept; + + Q_DECL_CONSTEXPR inline bool isNull() const noexcept; + Q_DECL_CONSTEXPR inline bool isEmpty() const noexcept; + Q_DECL_CONSTEXPR inline bool isValid() const noexcept; + + Q_DECL_CONSTEXPR inline int left() const noexcept; + Q_DECL_CONSTEXPR inline int top() const noexcept; + Q_DECL_CONSTEXPR inline int right() const noexcept; + Q_DECL_CONSTEXPR inline int bottom() const noexcept; + Q_REQUIRED_RESULT QRect normalized() const noexcept; + + Q_DECL_CONSTEXPR inline int x() const noexcept; + Q_DECL_CONSTEXPR inline int y() const noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setLeft(int pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setTop(int pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setRight(int pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setBottom(int pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setX(int x) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setY(int y) noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline void setTopLeft(const QPoint &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setBottomRight(const QPoint &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setTopRight(const QPoint &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setBottomLeft(const QPoint &p) noexcept; + + Q_DECL_CONSTEXPR inline QPoint topLeft() const noexcept; + Q_DECL_CONSTEXPR inline QPoint bottomRight() const noexcept; + Q_DECL_CONSTEXPR inline QPoint topRight() const noexcept; + Q_DECL_CONSTEXPR inline QPoint bottomLeft() const noexcept; + Q_DECL_CONSTEXPR inline QPoint center() const noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline void moveLeft(int pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveTop(int pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveRight(int pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveBottom(int pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveTopLeft(const QPoint &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveBottomRight(const QPoint &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveTopRight(const QPoint &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveBottomLeft(const QPoint &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveCenter(const QPoint &p) noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline void translate(int dx, int dy) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void translate(const QPoint &p) noexcept; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect translated(int dx, int dy) const noexcept; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect translated(const QPoint &p) const noexcept; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect transposed() const noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline void moveTo(int x, int t) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveTo(const QPoint &p) noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline void setRect(int x, int y, int w, int h) noexcept; Q_DECL_RELAXED_CONSTEXPR inline void getRect(int *x, int *y, int *w, int *h) const; - Q_DECL_RELAXED_CONSTEXPR inline void setCoords(int x1, int y1, int x2, int y2) Q_DECL_NOTHROW; + Q_DECL_RELAXED_CONSTEXPR inline void setCoords(int x1, int y1, int x2, int y2) noexcept; Q_DECL_RELAXED_CONSTEXPR inline void getCoords(int *x1, int *y1, int *x2, int *y2) const; - Q_DECL_RELAXED_CONSTEXPR inline void adjust(int x1, int y1, int x2, int y2) Q_DECL_NOTHROW; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect adjusted(int x1, int y1, int x2, int y2) const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline QSize size() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline int width() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline int height() const Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setWidth(int w) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setHeight(int h) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setSize(const QSize &s) Q_DECL_NOTHROW; - - QRect operator|(const QRect &r) const Q_DECL_NOTHROW; - QRect operator&(const QRect &r) const Q_DECL_NOTHROW; - inline QRect& operator|=(const QRect &r) Q_DECL_NOTHROW; - inline QRect& operator&=(const QRect &r) Q_DECL_NOTHROW; - - bool contains(const QRect &r, bool proper = false) const Q_DECL_NOTHROW; - bool contains(const QPoint &p, bool proper=false) const Q_DECL_NOTHROW; - inline bool contains(int x, int y) const Q_DECL_NOTHROW; - inline bool contains(int x, int y, bool proper) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT inline QRect united(const QRect &other) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT inline QRect intersected(const QRect &other) const Q_DECL_NOTHROW; - bool intersects(const QRect &r) const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline QRect marginsAdded(const QMargins &margins) const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline QRect marginsRemoved(const QMargins &margins) const Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline QRect &operator+=(const QMargins &margins) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline QRect &operator-=(const QMargins &margins) Q_DECL_NOTHROW; + Q_DECL_RELAXED_CONSTEXPR inline void adjust(int x1, int y1, int x2, int y2) noexcept; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect adjusted(int x1, int y1, int x2, int y2) const noexcept; + + Q_DECL_CONSTEXPR inline QSize size() const noexcept; + Q_DECL_CONSTEXPR inline int width() const noexcept; + Q_DECL_CONSTEXPR inline int height() const noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setWidth(int w) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setHeight(int h) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setSize(const QSize &s) noexcept; + + QRect operator|(const QRect &r) const noexcept; + QRect operator&(const QRect &r) const noexcept; + inline QRect& operator|=(const QRect &r) noexcept; + inline QRect& operator&=(const QRect &r) noexcept; + + bool contains(const QRect &r, bool proper = false) const noexcept; + bool contains(const QPoint &p, bool proper=false) const noexcept; + inline bool contains(int x, int y) const noexcept; + inline bool contains(int x, int y, bool proper) const noexcept; + Q_REQUIRED_RESULT inline QRect united(const QRect &other) const noexcept; + Q_REQUIRED_RESULT inline QRect intersected(const QRect &other) const noexcept; + bool intersects(const QRect &r) const noexcept; + + Q_DECL_CONSTEXPR inline QRect marginsAdded(const QMargins &margins) const noexcept; + Q_DECL_CONSTEXPR inline QRect marginsRemoved(const QMargins &margins) const noexcept; + Q_DECL_RELAXED_CONSTEXPR inline QRect &operator+=(const QMargins &margins) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline QRect &operator-=(const QMargins &margins) noexcept; #if QT_DEPRECATED_SINCE(5, 0) - Q_REQUIRED_RESULT QT_DEPRECATED QRect unite(const QRect &r) const Q_DECL_NOTHROW { return united(r); } - Q_REQUIRED_RESULT QT_DEPRECATED QRect intersect(const QRect &r) const Q_DECL_NOTHROW { return intersected(r); } + Q_REQUIRED_RESULT QT_DEPRECATED QRect unite(const QRect &r) const noexcept { return united(r); } + Q_REQUIRED_RESULT QT_DEPRECATED QRect intersect(const QRect &r) const noexcept { return intersected(r); } #endif - friend Q_DECL_CONSTEXPR inline bool operator==(const QRect &, const QRect &) Q_DECL_NOTHROW; - friend Q_DECL_CONSTEXPR inline bool operator!=(const QRect &, const QRect &) Q_DECL_NOTHROW; + friend Q_DECL_CONSTEXPR inline bool operator==(const QRect &, const QRect &) noexcept; + friend Q_DECL_CONSTEXPR inline bool operator!=(const QRect &, const QRect &) noexcept; #if defined(Q_OS_DARWIN) || defined(Q_QDOC) - Q_REQUIRED_RESULT CGRect toCGRect() const Q_DECL_NOTHROW; + Q_REQUIRED_RESULT CGRect toCGRect() const noexcept; #endif private: @@ -165,8 +165,8 @@ private: }; Q_DECLARE_TYPEINFO(QRect, Q_MOVABLE_TYPE); -Q_DECL_CONSTEXPR inline bool operator==(const QRect &, const QRect &) Q_DECL_NOTHROW; -Q_DECL_CONSTEXPR inline bool operator!=(const QRect &, const QRect &) Q_DECL_NOTHROW; +Q_DECL_CONSTEXPR inline bool operator==(const QRect &, const QRect &) noexcept; +Q_DECL_CONSTEXPR inline bool operator!=(const QRect &, const QRect &) noexcept; /***************************************************************************** @@ -181,97 +181,97 @@ Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QRect &); QRect inline member functions *****************************************************************************/ -Q_DECL_CONSTEXPR inline QRect::QRect(int aleft, int atop, int awidth, int aheight) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect::QRect(int aleft, int atop, int awidth, int aheight) noexcept : x1(aleft), y1(atop), x2(aleft + awidth - 1), y2(atop + aheight - 1) {} -Q_DECL_CONSTEXPR inline QRect::QRect(const QPoint &atopLeft, const QPoint &abottomRight) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect::QRect(const QPoint &atopLeft, const QPoint &abottomRight) noexcept : x1(atopLeft.x()), y1(atopLeft.y()), x2(abottomRight.x()), y2(abottomRight.y()) {} -Q_DECL_CONSTEXPR inline QRect::QRect(const QPoint &atopLeft, const QSize &asize) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect::QRect(const QPoint &atopLeft, const QSize &asize) noexcept : x1(atopLeft.x()), y1(atopLeft.y()), x2(atopLeft.x()+asize.width() - 1), y2(atopLeft.y()+asize.height() - 1) {} -Q_DECL_CONSTEXPR inline bool QRect::isNull() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QRect::isNull() const noexcept { return x2 == x1 - 1 && y2 == y1 - 1; } -Q_DECL_CONSTEXPR inline bool QRect::isEmpty() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QRect::isEmpty() const noexcept { return x1 > x2 || y1 > y2; } -Q_DECL_CONSTEXPR inline bool QRect::isValid() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QRect::isValid() const noexcept { return x1 <= x2 && y1 <= y2; } -Q_DECL_CONSTEXPR inline int QRect::left() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QRect::left() const noexcept { return x1; } -Q_DECL_CONSTEXPR inline int QRect::top() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QRect::top() const noexcept { return y1; } -Q_DECL_CONSTEXPR inline int QRect::right() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QRect::right() const noexcept { return x2; } -Q_DECL_CONSTEXPR inline int QRect::bottom() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QRect::bottom() const noexcept { return y2; } -Q_DECL_CONSTEXPR inline int QRect::x() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QRect::x() const noexcept { return x1; } -Q_DECL_CONSTEXPR inline int QRect::y() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QRect::y() const noexcept { return y1; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setLeft(int pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setLeft(int pos) noexcept { x1 = pos; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setTop(int pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setTop(int pos) noexcept { y1 = pos; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setRight(int pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setRight(int pos) noexcept { x2 = pos; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setBottom(int pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setBottom(int pos) noexcept { y2 = pos; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setTopLeft(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setTopLeft(const QPoint &p) noexcept { x1 = p.x(); y1 = p.y(); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setBottomRight(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setBottomRight(const QPoint &p) noexcept { x2 = p.x(); y2 = p.y(); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setTopRight(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setTopRight(const QPoint &p) noexcept { x2 = p.x(); y1 = p.y(); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setBottomLeft(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setBottomLeft(const QPoint &p) noexcept { x1 = p.x(); y2 = p.y(); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setX(int ax) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setX(int ax) noexcept { x1 = ax; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setY(int ay) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setY(int ay) noexcept { y1 = ay; } -Q_DECL_CONSTEXPR inline QPoint QRect::topLeft() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QPoint QRect::topLeft() const noexcept { return QPoint(x1, y1); } -Q_DECL_CONSTEXPR inline QPoint QRect::bottomRight() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QPoint QRect::bottomRight() const noexcept { return QPoint(x2, y2); } -Q_DECL_CONSTEXPR inline QPoint QRect::topRight() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QPoint QRect::topRight() const noexcept { return QPoint(x2, y1); } -Q_DECL_CONSTEXPR inline QPoint QRect::bottomLeft() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QPoint QRect::bottomLeft() const noexcept { return QPoint(x1, y2); } -Q_DECL_CONSTEXPR inline QPoint QRect::center() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QPoint QRect::center() const noexcept { return QPoint(int((qint64(x1)+x2)/2), int((qint64(y1)+y2)/2)); } // cast avoids overflow on addition -Q_DECL_CONSTEXPR inline int QRect::width() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QRect::width() const noexcept { return x2 - x1 + 1; } -Q_DECL_CONSTEXPR inline int QRect::height() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QRect::height() const noexcept { return y2 - y1 + 1; } -Q_DECL_CONSTEXPR inline QSize QRect::size() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QSize QRect::size() const noexcept { return QSize(width(), height()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::translate(int dx, int dy) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::translate(int dx, int dy) noexcept { x1 += dx; y1 += dy; @@ -279,7 +279,7 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRect::translate(int dx, int dy) Q_DECL_NOT y2 += dy; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::translate(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::translate(const QPoint &p) noexcept { x1 += p.x(); y1 += p.y(); @@ -287,16 +287,16 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRect::translate(const QPoint &p) Q_DECL_NO y2 += p.y(); } -Q_DECL_CONSTEXPR inline QRect QRect::translated(int dx, int dy) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect QRect::translated(int dx, int dy) const noexcept { return QRect(QPoint(x1 + dx, y1 + dy), QPoint(x2 + dx, y2 + dy)); } -Q_DECL_CONSTEXPR inline QRect QRect::translated(const QPoint &p) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect QRect::translated(const QPoint &p) const noexcept { return QRect(QPoint(x1 + p.x(), y1 + p.y()), QPoint(x2 + p.x(), y2 + p.y())); } -Q_DECL_CONSTEXPR inline QRect QRect::transposed() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect QRect::transposed() const noexcept { return QRect(topLeft(), size().transposed()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTo(int ax, int ay) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTo(int ax, int ay) noexcept { x2 += ax - x1; y2 += ay - y1; @@ -304,7 +304,7 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTo(int ax, int ay) Q_DECL_NOTHRO y1 = ay; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTo(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTo(const QPoint &p) noexcept { x2 += p.x() - x1; y2 += p.y() - y1; @@ -312,49 +312,49 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTo(const QPoint &p) Q_DECL_NOTHR y1 = p.y(); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveLeft(int pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveLeft(int pos) noexcept { x2 += (pos - x1); x1 = pos; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTop(int pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTop(int pos) noexcept { y2 += (pos - y1); y1 = pos; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveRight(int pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveRight(int pos) noexcept { x1 += (pos - x2); x2 = pos; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveBottom(int pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveBottom(int pos) noexcept { y1 += (pos - y2); y2 = pos; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTopLeft(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTopLeft(const QPoint &p) noexcept { moveLeft(p.x()); moveTop(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveBottomRight(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveBottomRight(const QPoint &p) noexcept { moveRight(p.x()); moveBottom(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTopRight(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveTopRight(const QPoint &p) noexcept { moveRight(p.x()); moveTop(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveBottomLeft(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveBottomLeft(const QPoint &p) noexcept { moveLeft(p.x()); moveBottom(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveCenter(const QPoint &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::moveCenter(const QPoint &p) noexcept { int w = x2 - x1; int h = y2 - y1; @@ -372,7 +372,7 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRect::getRect(int *ax, int *ay, int *aw, i *ah = y2 - y1 + 1; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setRect(int ax, int ay, int aw, int ah) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setRect(int ax, int ay, int aw, int ah) noexcept { x1 = ax; y1 = ay; @@ -388,7 +388,7 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRect::getCoords(int *xp1, int *yp1, int *x *yp2 = y2; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setCoords(int xp1, int yp1, int xp2, int yp2) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setCoords(int xp1, int yp1, int xp2, int yp2) noexcept { x1 = xp1; y1 = yp1; @@ -396,10 +396,10 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRect::setCoords(int xp1, int yp1, int xp2, y2 = yp2; } -Q_DECL_CONSTEXPR inline QRect QRect::adjusted(int xp1, int yp1, int xp2, int yp2) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect QRect::adjusted(int xp1, int yp1, int xp2, int yp2) const noexcept { return QRect(QPoint(x1 + xp1, y1 + yp1), QPoint(x2 + xp2, y2 + yp2)); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::adjust(int dx1, int dy1, int dx2, int dy2) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::adjust(int dx1, int dy1, int dx2, int dy2) noexcept { x1 += dx1; y1 += dy1; @@ -407,97 +407,97 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRect::adjust(int dx1, int dy1, int dx2, in y2 += dy2; } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setWidth(int w) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setWidth(int w) noexcept { x2 = (x1 + w - 1); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setHeight(int h) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setHeight(int h) noexcept { y2 = (y1 + h - 1); } -Q_DECL_RELAXED_CONSTEXPR inline void QRect::setSize(const QSize &s) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRect::setSize(const QSize &s) noexcept { x2 = (s.width() + x1 - 1); y2 = (s.height() + y1 - 1); } -inline bool QRect::contains(int ax, int ay, bool aproper) const Q_DECL_NOTHROW +inline bool QRect::contains(int ax, int ay, bool aproper) const noexcept { return contains(QPoint(ax, ay), aproper); } -inline bool QRect::contains(int ax, int ay) const Q_DECL_NOTHROW +inline bool QRect::contains(int ax, int ay) const noexcept { return contains(QPoint(ax, ay), false); } -inline QRect& QRect::operator|=(const QRect &r) Q_DECL_NOTHROW +inline QRect& QRect::operator|=(const QRect &r) noexcept { *this = *this | r; return *this; } -inline QRect& QRect::operator&=(const QRect &r) Q_DECL_NOTHROW +inline QRect& QRect::operator&=(const QRect &r) noexcept { *this = *this & r; return *this; } -inline QRect QRect::intersected(const QRect &other) const Q_DECL_NOTHROW +inline QRect QRect::intersected(const QRect &other) const noexcept { return *this & other; } -inline QRect QRect::united(const QRect &r) const Q_DECL_NOTHROW +inline QRect QRect::united(const QRect &r) const noexcept { return *this | r; } -Q_DECL_CONSTEXPR inline bool operator==(const QRect &r1, const QRect &r2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator==(const QRect &r1, const QRect &r2) noexcept { return r1.x1==r2.x1 && r1.x2==r2.x2 && r1.y1==r2.y1 && r1.y2==r2.y2; } -Q_DECL_CONSTEXPR inline bool operator!=(const QRect &r1, const QRect &r2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator!=(const QRect &r1, const QRect &r2) noexcept { return r1.x1!=r2.x1 || r1.x2!=r2.x2 || r1.y1!=r2.y1 || r1.y2!=r2.y2; } -Q_DECL_CONSTEXPR inline QRect operator+(const QRect &rectangle, const QMargins &margins) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect operator+(const QRect &rectangle, const QMargins &margins) noexcept { return QRect(QPoint(rectangle.left() - margins.left(), rectangle.top() - margins.top()), QPoint(rectangle.right() + margins.right(), rectangle.bottom() + margins.bottom())); } -Q_DECL_CONSTEXPR inline QRect operator+(const QMargins &margins, const QRect &rectangle) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect operator+(const QMargins &margins, const QRect &rectangle) noexcept { return QRect(QPoint(rectangle.left() - margins.left(), rectangle.top() - margins.top()), QPoint(rectangle.right() + margins.right(), rectangle.bottom() + margins.bottom())); } -Q_DECL_CONSTEXPR inline QRect operator-(const QRect &lhs, const QMargins &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect operator-(const QRect &lhs, const QMargins &rhs) noexcept { return QRect(QPoint(lhs.left() + rhs.left(), lhs.top() + rhs.top()), QPoint(lhs.right() - rhs.right(), lhs.bottom() - rhs.bottom())); } -Q_DECL_CONSTEXPR inline QRect QRect::marginsAdded(const QMargins &margins) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect QRect::marginsAdded(const QMargins &margins) const noexcept { return QRect(QPoint(x1 - margins.left(), y1 - margins.top()), QPoint(x2 + margins.right(), y2 + margins.bottom())); } -Q_DECL_CONSTEXPR inline QRect QRect::marginsRemoved(const QMargins &margins) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect QRect::marginsRemoved(const QMargins &margins) const noexcept { return QRect(QPoint(x1 + margins.left(), y1 + margins.top()), QPoint(x2 - margins.right(), y2 - margins.bottom())); } -Q_DECL_RELAXED_CONSTEXPR inline QRect &QRect::operator+=(const QMargins &margins) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QRect &QRect::operator+=(const QMargins &margins) noexcept { *this = marginsAdded(margins); return *this; } -Q_DECL_RELAXED_CONSTEXPR inline QRect &QRect::operator-=(const QMargins &margins) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QRect &QRect::operator-=(const QMargins &margins) noexcept { *this = marginsRemoved(margins); return *this; @@ -511,110 +511,110 @@ Q_CORE_EXPORT QDebug operator<<(QDebug, const QRect &); class Q_CORE_EXPORT QRectF { public: - Q_DECL_CONSTEXPR QRectF() Q_DECL_NOTHROW : xp(0.), yp(0.), w(0.), h(0.) {} - Q_DECL_CONSTEXPR QRectF(const QPointF &topleft, const QSizeF &size) Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QRectF(const QPointF &topleft, const QPointF &bottomRight) Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QRectF(qreal left, qreal top, qreal width, qreal height) Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QRectF(const QRect &rect) Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline bool isNull() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline bool isEmpty() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline bool isValid() const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT QRectF normalized() const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline qreal left() const Q_DECL_NOTHROW { return xp; } - Q_DECL_CONSTEXPR inline qreal top() const Q_DECL_NOTHROW { return yp; } - Q_DECL_CONSTEXPR inline qreal right() const Q_DECL_NOTHROW { return xp + w; } - Q_DECL_CONSTEXPR inline qreal bottom() const Q_DECL_NOTHROW { return yp + h; } - - Q_DECL_CONSTEXPR inline qreal x() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline qreal y() const Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setLeft(qreal pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setTop(qreal pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setRight(qreal pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setBottom(qreal pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setX(qreal pos) Q_DECL_NOTHROW { setLeft(pos); } - Q_DECL_RELAXED_CONSTEXPR inline void setY(qreal pos) Q_DECL_NOTHROW { setTop(pos); } - - Q_DECL_CONSTEXPR inline QPointF topLeft() const Q_DECL_NOTHROW { return QPointF(xp, yp); } - Q_DECL_CONSTEXPR inline QPointF bottomRight() const Q_DECL_NOTHROW { return QPointF(xp+w, yp+h); } - Q_DECL_CONSTEXPR inline QPointF topRight() const Q_DECL_NOTHROW { return QPointF(xp+w, yp); } - Q_DECL_CONSTEXPR inline QPointF bottomLeft() const Q_DECL_NOTHROW { return QPointF(xp, yp+h); } - Q_DECL_CONSTEXPR inline QPointF center() const Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline void setTopLeft(const QPointF &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setBottomRight(const QPointF &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setTopRight(const QPointF &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setBottomLeft(const QPointF &p) Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline void moveLeft(qreal pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveTop(qreal pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveRight(qreal pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveBottom(qreal pos) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveTopLeft(const QPointF &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveBottomRight(const QPointF &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveTopRight(const QPointF &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveBottomLeft(const QPointF &p) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveCenter(const QPointF &p) Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline void translate(qreal dx, qreal dy) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void translate(const QPointF &p) Q_DECL_NOTHROW; - - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF translated(qreal dx, qreal dy) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF translated(const QPointF &p) const Q_DECL_NOTHROW; - - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF transposed() const Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline void moveTo(qreal x, qreal y) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void moveTo(const QPointF &p) Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline void setRect(qreal x, qreal y, qreal w, qreal h) Q_DECL_NOTHROW; + Q_DECL_CONSTEXPR QRectF() noexcept : xp(0.), yp(0.), w(0.), h(0.) {} + Q_DECL_CONSTEXPR QRectF(const QPointF &topleft, const QSizeF &size) noexcept; + Q_DECL_CONSTEXPR QRectF(const QPointF &topleft, const QPointF &bottomRight) noexcept; + Q_DECL_CONSTEXPR QRectF(qreal left, qreal top, qreal width, qreal height) noexcept; + Q_DECL_CONSTEXPR QRectF(const QRect &rect) noexcept; + + Q_DECL_CONSTEXPR inline bool isNull() const noexcept; + Q_DECL_CONSTEXPR inline bool isEmpty() const noexcept; + Q_DECL_CONSTEXPR inline bool isValid() const noexcept; + Q_REQUIRED_RESULT QRectF normalized() const noexcept; + + Q_DECL_CONSTEXPR inline qreal left() const noexcept { return xp; } + Q_DECL_CONSTEXPR inline qreal top() const noexcept { return yp; } + Q_DECL_CONSTEXPR inline qreal right() const noexcept { return xp + w; } + Q_DECL_CONSTEXPR inline qreal bottom() const noexcept { return yp + h; } + + Q_DECL_CONSTEXPR inline qreal x() const noexcept; + Q_DECL_CONSTEXPR inline qreal y() const noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setLeft(qreal pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setTop(qreal pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setRight(qreal pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setBottom(qreal pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setX(qreal pos) noexcept { setLeft(pos); } + Q_DECL_RELAXED_CONSTEXPR inline void setY(qreal pos) noexcept { setTop(pos); } + + Q_DECL_CONSTEXPR inline QPointF topLeft() const noexcept { return QPointF(xp, yp); } + Q_DECL_CONSTEXPR inline QPointF bottomRight() const noexcept { return QPointF(xp+w, yp+h); } + Q_DECL_CONSTEXPR inline QPointF topRight() const noexcept { return QPointF(xp+w, yp); } + Q_DECL_CONSTEXPR inline QPointF bottomLeft() const noexcept { return QPointF(xp, yp+h); } + Q_DECL_CONSTEXPR inline QPointF center() const noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline void setTopLeft(const QPointF &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setBottomRight(const QPointF &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setTopRight(const QPointF &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setBottomLeft(const QPointF &p) noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline void moveLeft(qreal pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveTop(qreal pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveRight(qreal pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveBottom(qreal pos) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveTopLeft(const QPointF &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveBottomRight(const QPointF &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveTopRight(const QPointF &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveBottomLeft(const QPointF &p) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveCenter(const QPointF &p) noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline void translate(qreal dx, qreal dy) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void translate(const QPointF &p) noexcept; + + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF translated(qreal dx, qreal dy) const noexcept; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF translated(const QPointF &p) const noexcept; + + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF transposed() const noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline void moveTo(qreal x, qreal y) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void moveTo(const QPointF &p) noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline void setRect(qreal x, qreal y, qreal w, qreal h) noexcept; Q_DECL_RELAXED_CONSTEXPR inline void getRect(qreal *x, qreal *y, qreal *w, qreal *h) const; - Q_DECL_RELAXED_CONSTEXPR inline void setCoords(qreal x1, qreal y1, qreal x2, qreal y2) Q_DECL_NOTHROW; + Q_DECL_RELAXED_CONSTEXPR inline void setCoords(qreal x1, qreal y1, qreal x2, qreal y2) noexcept; Q_DECL_RELAXED_CONSTEXPR inline void getCoords(qreal *x1, qreal *y1, qreal *x2, qreal *y2) const; - Q_DECL_RELAXED_CONSTEXPR inline void adjust(qreal x1, qreal y1, qreal x2, qreal y2) Q_DECL_NOTHROW; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF adjusted(qreal x1, qreal y1, qreal x2, qreal y2) const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline QSizeF size() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline qreal width() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline qreal height() const Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setWidth(qreal w) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setHeight(qreal h) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setSize(const QSizeF &s) Q_DECL_NOTHROW; - - QRectF operator|(const QRectF &r) const Q_DECL_NOTHROW; - QRectF operator&(const QRectF &r) const Q_DECL_NOTHROW; - inline QRectF& operator|=(const QRectF &r) Q_DECL_NOTHROW; - inline QRectF& operator&=(const QRectF &r) Q_DECL_NOTHROW; - - bool contains(const QRectF &r) const Q_DECL_NOTHROW; - bool contains(const QPointF &p) const Q_DECL_NOTHROW; - inline bool contains(qreal x, qreal y) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT inline QRectF united(const QRectF &other) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT inline QRectF intersected(const QRectF &other) const Q_DECL_NOTHROW; - bool intersects(const QRectF &r) const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline QRectF marginsAdded(const QMarginsF &margins) const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline QRectF marginsRemoved(const QMarginsF &margins) const Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline QRectF &operator+=(const QMarginsF &margins) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline QRectF &operator-=(const QMarginsF &margins) Q_DECL_NOTHROW; + Q_DECL_RELAXED_CONSTEXPR inline void adjust(qreal x1, qreal y1, qreal x2, qreal y2) noexcept; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRectF adjusted(qreal x1, qreal y1, qreal x2, qreal y2) const noexcept; + + Q_DECL_CONSTEXPR inline QSizeF size() const noexcept; + Q_DECL_CONSTEXPR inline qreal width() const noexcept; + Q_DECL_CONSTEXPR inline qreal height() const noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setWidth(qreal w) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setHeight(qreal h) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setSize(const QSizeF &s) noexcept; + + QRectF operator|(const QRectF &r) const noexcept; + QRectF operator&(const QRectF &r) const noexcept; + inline QRectF& operator|=(const QRectF &r) noexcept; + inline QRectF& operator&=(const QRectF &r) noexcept; + + bool contains(const QRectF &r) const noexcept; + bool contains(const QPointF &p) const noexcept; + inline bool contains(qreal x, qreal y) const noexcept; + Q_REQUIRED_RESULT inline QRectF united(const QRectF &other) const noexcept; + Q_REQUIRED_RESULT inline QRectF intersected(const QRectF &other) const noexcept; + bool intersects(const QRectF &r) const noexcept; + + Q_DECL_CONSTEXPR inline QRectF marginsAdded(const QMarginsF &margins) const noexcept; + Q_DECL_CONSTEXPR inline QRectF marginsRemoved(const QMarginsF &margins) const noexcept; + Q_DECL_RELAXED_CONSTEXPR inline QRectF &operator+=(const QMarginsF &margins) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline QRectF &operator-=(const QMarginsF &margins) noexcept; #if QT_DEPRECATED_SINCE(5, 0) - Q_REQUIRED_RESULT QT_DEPRECATED QRectF unite(const QRectF &r) const Q_DECL_NOTHROW { return united(r); } - Q_REQUIRED_RESULT QT_DEPRECATED QRectF intersect(const QRectF &r) const Q_DECL_NOTHROW { return intersected(r); } + Q_REQUIRED_RESULT QT_DEPRECATED QRectF unite(const QRectF &r) const noexcept { return united(r); } + Q_REQUIRED_RESULT QT_DEPRECATED QRectF intersect(const QRectF &r) const noexcept { return intersected(r); } #endif - friend Q_DECL_CONSTEXPR inline bool operator==(const QRectF &, const QRectF &) Q_DECL_NOTHROW; - friend Q_DECL_CONSTEXPR inline bool operator!=(const QRectF &, const QRectF &) Q_DECL_NOTHROW; + friend Q_DECL_CONSTEXPR inline bool operator==(const QRectF &, const QRectF &) noexcept; + friend Q_DECL_CONSTEXPR inline bool operator!=(const QRectF &, const QRectF &) noexcept; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect toRect() const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT QRect toAlignedRect() const Q_DECL_NOTHROW; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QRect toRect() const noexcept; + Q_REQUIRED_RESULT QRect toAlignedRect() const noexcept; #if defined(Q_OS_DARWIN) || defined(Q_QDOC) - Q_REQUIRED_RESULT static QRectF fromCGRect(CGRect rect) Q_DECL_NOTHROW; - Q_REQUIRED_RESULT CGRect toCGRect() const Q_DECL_NOTHROW; + Q_REQUIRED_RESULT static QRectF fromCGRect(CGRect rect) noexcept; + Q_REQUIRED_RESULT CGRect toCGRect() const noexcept; #endif private: @@ -625,8 +625,8 @@ private: }; Q_DECLARE_TYPEINFO(QRectF, Q_MOVABLE_TYPE); -Q_DECL_CONSTEXPR inline bool operator==(const QRectF &, const QRectF &) Q_DECL_NOTHROW; -Q_DECL_CONSTEXPR inline bool operator!=(const QRectF &, const QRectF &) Q_DECL_NOTHROW; +Q_DECL_CONSTEXPR inline bool operator==(const QRectF &, const QRectF &) noexcept; +Q_DECL_CONSTEXPR inline bool operator!=(const QRectF &, const QRectF &) noexcept; /***************************************************************************** @@ -641,23 +641,23 @@ Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QRectF &); QRectF inline member functions *****************************************************************************/ -Q_DECL_CONSTEXPR inline QRectF::QRectF(qreal aleft, qreal atop, qreal awidth, qreal aheight) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF::QRectF(qreal aleft, qreal atop, qreal awidth, qreal aheight) noexcept : xp(aleft), yp(atop), w(awidth), h(aheight) { } -Q_DECL_CONSTEXPR inline QRectF::QRectF(const QPointF &atopLeft, const QSizeF &asize) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF::QRectF(const QPointF &atopLeft, const QSizeF &asize) noexcept : xp(atopLeft.x()), yp(atopLeft.y()), w(asize.width()), h(asize.height()) { } -Q_DECL_CONSTEXPR inline QRectF::QRectF(const QPointF &atopLeft, const QPointF &abottomRight) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF::QRectF(const QPointF &atopLeft, const QPointF &abottomRight) noexcept : xp(atopLeft.x()), yp(atopLeft.y()), w(abottomRight.x() - atopLeft.x()), h(abottomRight.y() - atopLeft.y()) { } -Q_DECL_CONSTEXPR inline QRectF::QRectF(const QRect &r) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF::QRectF(const QRect &r) noexcept : xp(r.x()), yp(r.y()), w(r.width()), h(r.height()) { } @@ -666,117 +666,117 @@ QT_WARNING_PUSH QT_WARNING_DISABLE_CLANG("-Wfloat-equal") QT_WARNING_DISABLE_GCC("-Wfloat-equal") -Q_DECL_CONSTEXPR inline bool QRectF::isNull() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QRectF::isNull() const noexcept { return w == 0. && h == 0.; } -Q_DECL_CONSTEXPR inline bool QRectF::isEmpty() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QRectF::isEmpty() const noexcept { return w <= 0. || h <= 0.; } QT_WARNING_POP -Q_DECL_CONSTEXPR inline bool QRectF::isValid() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QRectF::isValid() const noexcept { return w > 0. && h > 0.; } -Q_DECL_CONSTEXPR inline qreal QRectF::x() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline qreal QRectF::x() const noexcept { return xp; } -Q_DECL_CONSTEXPR inline qreal QRectF::y() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline qreal QRectF::y() const noexcept { return yp; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setLeft(qreal pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setLeft(qreal pos) noexcept { qreal diff = pos - xp; xp += diff; w -= diff; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setRight(qreal pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setRight(qreal pos) noexcept { w = pos - xp; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setTop(qreal pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setTop(qreal pos) noexcept { qreal diff = pos - yp; yp += diff; h -= diff; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setBottom(qreal pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setBottom(qreal pos) noexcept { h = pos - yp; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setTopLeft(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setTopLeft(const QPointF &p) noexcept { setLeft(p.x()); setTop(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setTopRight(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setTopRight(const QPointF &p) noexcept { setRight(p.x()); setTop(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setBottomLeft(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setBottomLeft(const QPointF &p) noexcept { setLeft(p.x()); setBottom(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setBottomRight(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setBottomRight(const QPointF &p) noexcept { setRight(p.x()); setBottom(p.y()); } -Q_DECL_CONSTEXPR inline QPointF QRectF::center() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QPointF QRectF::center() const noexcept { return QPointF(xp + w/2, yp + h/2); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveLeft(qreal pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveLeft(qreal pos) noexcept { xp = pos; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTop(qreal pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTop(qreal pos) noexcept { yp = pos; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveRight(qreal pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveRight(qreal pos) noexcept { xp = pos - w; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveBottom(qreal pos) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveBottom(qreal pos) noexcept { yp = pos - h; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTopLeft(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTopLeft(const QPointF &p) noexcept { moveLeft(p.x()); moveTop(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTopRight(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTopRight(const QPointF &p) noexcept { moveRight(p.x()); moveTop(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveBottomLeft(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveBottomLeft(const QPointF &p) noexcept { moveLeft(p.x()); moveBottom(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveBottomRight(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveBottomRight(const QPointF &p) noexcept { moveRight(p.x()); moveBottom(p.y()); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveCenter(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveCenter(const QPointF &p) noexcept { xp = p.x() - w/2; yp = p.y() - h/2; } -Q_DECL_CONSTEXPR inline qreal QRectF::width() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline qreal QRectF::width() const noexcept { return w; } -Q_DECL_CONSTEXPR inline qreal QRectF::height() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline qreal QRectF::height() const noexcept { return h; } -Q_DECL_CONSTEXPR inline QSizeF QRectF::size() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QSizeF QRectF::size() const noexcept { return QSizeF(w, h); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::translate(qreal dx, qreal dy) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::translate(qreal dx, qreal dy) noexcept { xp += dx; yp += dy; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::translate(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::translate(const QPointF &p) noexcept { xp += p.x(); yp += p.y(); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTo(qreal ax, qreal ay) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTo(qreal ax, qreal ay) noexcept { xp = ax; yp = ay; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTo(const QPointF &p) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::moveTo(const QPointF &p) noexcept { xp = p.x(); yp = p.y(); } -Q_DECL_CONSTEXPR inline QRectF QRectF::translated(qreal dx, qreal dy) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF QRectF::translated(qreal dx, qreal dy) const noexcept { return QRectF(xp + dx, yp + dy, w, h); } -Q_DECL_CONSTEXPR inline QRectF QRectF::translated(const QPointF &p) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF QRectF::translated(const QPointF &p) const noexcept { return QRectF(xp + p.x(), yp + p.y(), w, h); } -Q_DECL_CONSTEXPR inline QRectF QRectF::transposed() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF QRectF::transposed() const noexcept { return QRectF(topLeft(), size().transposed()); } Q_DECL_RELAXED_CONSTEXPR inline void QRectF::getRect(qreal *ax, qreal *ay, qreal *aaw, qreal *aah) const @@ -787,7 +787,7 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRectF::getRect(qreal *ax, qreal *ay, qreal *aah = this->h; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setRect(qreal ax, qreal ay, qreal aaw, qreal aah) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setRect(qreal ax, qreal ay, qreal aaw, qreal aah) noexcept { this->xp = ax; this->yp = ay; @@ -803,7 +803,7 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRectF::getCoords(qreal *xp1, qreal *yp1, q *yp2 = yp + h; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setCoords(qreal xp1, qreal yp1, qreal xp2, qreal yp2) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setCoords(qreal xp1, qreal yp1, qreal xp2, qreal yp2) noexcept { xp = xp1; yp = yp1; @@ -811,105 +811,105 @@ Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setCoords(qreal xp1, qreal yp1, qre h = yp2 - yp1; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::adjust(qreal xp1, qreal yp1, qreal xp2, qreal yp2) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::adjust(qreal xp1, qreal yp1, qreal xp2, qreal yp2) noexcept { xp += xp1; yp += yp1; w += xp2 - xp1; h += yp2 - yp1; } -Q_DECL_CONSTEXPR inline QRectF QRectF::adjusted(qreal xp1, qreal yp1, qreal xp2, qreal yp2) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF QRectF::adjusted(qreal xp1, qreal yp1, qreal xp2, qreal yp2) const noexcept { return QRectF(xp + xp1, yp + yp1, w + xp2 - xp1, h + yp2 - yp1); } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setWidth(qreal aw) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setWidth(qreal aw) noexcept { this->w = aw; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setHeight(qreal ah) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setHeight(qreal ah) noexcept { this->h = ah; } -Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setSize(const QSizeF &s) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QRectF::setSize(const QSizeF &s) noexcept { w = s.width(); h = s.height(); } -inline bool QRectF::contains(qreal ax, qreal ay) const Q_DECL_NOTHROW +inline bool QRectF::contains(qreal ax, qreal ay) const noexcept { return contains(QPointF(ax, ay)); } -inline QRectF& QRectF::operator|=(const QRectF &r) Q_DECL_NOTHROW +inline QRectF& QRectF::operator|=(const QRectF &r) noexcept { *this = *this | r; return *this; } -inline QRectF& QRectF::operator&=(const QRectF &r) Q_DECL_NOTHROW +inline QRectF& QRectF::operator&=(const QRectF &r) noexcept { *this = *this & r; return *this; } -inline QRectF QRectF::intersected(const QRectF &r) const Q_DECL_NOTHROW +inline QRectF QRectF::intersected(const QRectF &r) const noexcept { return *this & r; } -inline QRectF QRectF::united(const QRectF &r) const Q_DECL_NOTHROW +inline QRectF QRectF::united(const QRectF &r) const noexcept { return *this | r; } -Q_DECL_CONSTEXPR inline bool operator==(const QRectF &r1, const QRectF &r2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator==(const QRectF &r1, const QRectF &r2) noexcept { return qFuzzyCompare(r1.xp, r2.xp) && qFuzzyCompare(r1.yp, r2.yp) && qFuzzyCompare(r1.w, r2.w) && qFuzzyCompare(r1.h, r2.h); } -Q_DECL_CONSTEXPR inline bool operator!=(const QRectF &r1, const QRectF &r2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator!=(const QRectF &r1, const QRectF &r2) noexcept { return !qFuzzyCompare(r1.xp, r2.xp) || !qFuzzyCompare(r1.yp, r2.yp) || !qFuzzyCompare(r1.w, r2.w) || !qFuzzyCompare(r1.h, r2.h); } -Q_DECL_CONSTEXPR inline QRect QRectF::toRect() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRect QRectF::toRect() const noexcept { return QRect(QPoint(qRound(xp), qRound(yp)), QPoint(qRound(xp + w) - 1, qRound(yp + h) - 1)); } -Q_DECL_CONSTEXPR inline QRectF operator+(const QRectF &lhs, const QMarginsF &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF operator+(const QRectF &lhs, const QMarginsF &rhs) noexcept { return QRectF(QPointF(lhs.left() - rhs.left(), lhs.top() - rhs.top()), QSizeF(lhs.width() + rhs.left() + rhs.right(), lhs.height() + rhs.top() + rhs.bottom())); } -Q_DECL_CONSTEXPR inline QRectF operator+(const QMarginsF &lhs, const QRectF &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF operator+(const QMarginsF &lhs, const QRectF &rhs) noexcept { return QRectF(QPointF(rhs.left() - lhs.left(), rhs.top() - lhs.top()), QSizeF(rhs.width() + lhs.left() + lhs.right(), rhs.height() + lhs.top() + lhs.bottom())); } -Q_DECL_CONSTEXPR inline QRectF operator-(const QRectF &lhs, const QMarginsF &rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF operator-(const QRectF &lhs, const QMarginsF &rhs) noexcept { return QRectF(QPointF(lhs.left() + rhs.left(), lhs.top() + rhs.top()), QSizeF(lhs.width() - rhs.left() - rhs.right(), lhs.height() - rhs.top() - rhs.bottom())); } -Q_DECL_CONSTEXPR inline QRectF QRectF::marginsAdded(const QMarginsF &margins) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF QRectF::marginsAdded(const QMarginsF &margins) const noexcept { return QRectF(QPointF(xp - margins.left(), yp - margins.top()), QSizeF(w + margins.left() + margins.right(), h + margins.top() + margins.bottom())); } -Q_DECL_CONSTEXPR inline QRectF QRectF::marginsRemoved(const QMarginsF &margins) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QRectF QRectF::marginsRemoved(const QMarginsF &margins) const noexcept { return QRectF(QPointF(xp + margins.left(), yp + margins.top()), QSizeF(w - margins.left() - margins.right(), h - margins.top() - margins.bottom())); } -Q_DECL_RELAXED_CONSTEXPR inline QRectF &QRectF::operator+=(const QMarginsF &margins) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QRectF &QRectF::operator+=(const QMarginsF &margins) noexcept { *this = marginsAdded(margins); return *this; } -Q_DECL_RELAXED_CONSTEXPR inline QRectF &QRectF::operator-=(const QMarginsF &margins) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QRectF &QRectF::operator-=(const QMarginsF &margins) noexcept { *this = marginsRemoved(margins); return *this; diff --git a/src/corelib/tools/qrefcount.h b/src/corelib/tools/qrefcount.h index 9586c3a79a..71adb41f28 100644 --- a/src/corelib/tools/qrefcount.h +++ b/src/corelib/tools/qrefcount.h @@ -51,7 +51,7 @@ namespace QtPrivate class RefCount { public: - inline bool ref() Q_DECL_NOTHROW { + inline bool ref() noexcept { int count = atomic.load(); #if !defined(QT_NO_UNSHARABLE_CONTAINERS) if (count == 0) // !isSharable @@ -62,7 +62,7 @@ public: return true; } - inline bool deref() Q_DECL_NOTHROW { + inline bool deref() noexcept { int count = atomic.load(); #if !defined(QT_NO_UNSHARABLE_CONTAINERS) if (count == 0) // !isSharable @@ -74,7 +74,7 @@ public: } #if !defined(QT_NO_UNSHARABLE_CONTAINERS) - bool setSharable(bool sharable) Q_DECL_NOTHROW + bool setSharable(bool sharable) noexcept { Q_ASSERT(!isShared()); if (sharable) @@ -83,27 +83,27 @@ public: return atomic.testAndSetRelaxed(1, 0); } - bool isSharable() const Q_DECL_NOTHROW + bool isSharable() const noexcept { // Sharable === Shared ownership. return atomic.load() != 0; } #endif - bool isStatic() const Q_DECL_NOTHROW + bool isStatic() const noexcept { // Persistent object, never deleted return atomic.load() == -1; } - bool isShared() const Q_DECL_NOTHROW + bool isShared() const noexcept { int count = atomic.load(); return (count != 1) && (count != 0); } - void initializeOwned() Q_DECL_NOTHROW { atomic.store(1); } - void initializeUnsharable() Q_DECL_NOTHROW { atomic.store(0); } + void initializeOwned() noexcept { atomic.store(1); } + void initializeUnsharable() noexcept { atomic.store(0); } QBasicAtomicInt atomic; }; diff --git a/src/corelib/tools/qregexp.cpp b/src/corelib/tools/qregexp.cpp index ef24c952eb..e64610b93b 100644 --- a/src/corelib/tools/qregexp.cpp +++ b/src/corelib/tools/qregexp.cpp @@ -58,9 +58,6 @@ QT_BEGIN_NAMESPACE -int qFindString(const QChar *haystack, int haystackLen, int from, - const QChar *needle, int needleLen, Qt::CaseSensitivity cs); - // error strings for the regexp parser #define RXERR_OK QT_TRANSLATE_NOOP("QRegExp", "no error occurred") #define RXERR_DISABLED QT_TRANSLATE_NOOP("QRegExp", "disabled feature used") @@ -893,7 +890,7 @@ static bool operator==(const QRegExpEngineKey &key1, const QRegExpEngineKey &key && key1.cs == key2.cs; } -static uint qHash(const QRegExpEngineKey &key, uint seed = 0) Q_DECL_NOTHROW +static uint qHash(const QRegExpEngineKey &key, uint seed = 0) noexcept { QtPrivate::QHashCombine hash; seed = hash(seed, key.pattern); @@ -940,10 +937,10 @@ struct QRegExpMatchState const QRegExpEngine *eng; - inline QRegExpMatchState() : bigArray(0), captured(0) {} + inline QRegExpMatchState() : bigArray(nullptr), captured(nullptr) {} inline ~QRegExpMatchState() { free(bigArray); } - void drain() { free(bigArray); bigArray = 0; captured = 0; } // to save memory + void drain() { free(bigArray); bigArray = nullptr; captured = nullptr; } // to save memory void prepareForMatch(QRegExpEngine *eng); void match(const QChar *str, int len, int pos, bool minimal, bool oneTest, int caretIndex); @@ -1423,14 +1420,15 @@ void QRegExpMatchState::match(const QChar *str0, int len0, int pos0, #ifndef QT_NO_REGEXP_OPTIM if (eng->trivial && !oneTest) { - pos = qFindString(str0, len0, pos0, eng->goodStr.unicode(), eng->goodStr.length(), eng->cs); + // ### Qt6: qsize + pos = int(QtPrivate::findString(QStringView(str0, len0), pos0, QStringView(eng->goodStr.unicode(), eng->goodStr.length()), eng->cs)); matchLen = eng->goodStr.length(); matched = (pos != -1); } else #endif { in = str0; - if (in == 0) + if (in == nullptr) in = &char_null; pos = pos0; caretPos = caretIndex; @@ -2912,7 +2910,7 @@ int QRegExpEngine::getEscape() #ifndef QT_NO_REGEXP_ESCAPE if ((prevCh & ~0xff) == 0) { const char *p = strchr(tab, prevCh); - if (p != 0) + if (p != nullptr) return Tok_Char | backTab[p - tab]; } #endif @@ -3532,7 +3530,7 @@ int QRegExpEngine::parse(const QChar *pattern, int len) #endif box.cat(middleBox); box.cat(rightBox); - yyCharClass.reset(0); + yyCharClass.reset(); #ifndef QT_NO_REGEXP_CAPTURE for (int i = 0; i < nf; ++i) { @@ -3610,7 +3608,7 @@ int QRegExpEngine::parse(const QChar *pattern, int len) void QRegExpEngine::parseAtom(Box *box) { #ifndef QT_NO_REGEXP_LOOKAHEAD - QRegExpEngine *eng = 0; + QRegExpEngine *eng = nullptr; bool neg; int len; #endif @@ -3807,9 +3805,9 @@ struct QRegExpPrivate QRegExpMatchState matchState; inline QRegExpPrivate() - : eng(0), engineKey(QString(), QRegExp::RegExp, Qt::CaseSensitive), minimal(false) { } + : eng(nullptr), engineKey(QString(), QRegExp::RegExp, Qt::CaseSensitive), minimal(false) { } inline QRegExpPrivate(const QRegExpEngineKey &key) - : eng(0), engineKey(key), minimal(false) {} + : eng(nullptr), engineKey(key), minimal(false) {} }; #if !defined(QT_NO_REGEXP_OPTIM) @@ -3888,9 +3886,9 @@ static void prepareEngineForMatch(QRegExpPrivate *priv, const QString &str) static void invalidateEngine(QRegExpPrivate *priv) { - if (priv->eng != 0) { + if (priv->eng) { derefEngine(priv->eng, priv->engineKey); - priv->eng = 0; + priv->eng = nullptr; priv->matchState.drain(); } } @@ -4048,7 +4046,7 @@ bool QRegExp::operator==(const QRegExp &rx) const Returns the hash value for \a key, using \a seed to seed the calculation. */ -uint qHash(const QRegExp &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QRegExp &key, uint seed) noexcept { QtPrivate::QHashCombine hash; seed = hash(seed, key.priv->engineKey); diff --git a/src/corelib/tools/qregexp.h b/src/corelib/tools/qregexp.h index b3fa242168..8f6de24c74 100644 --- a/src/corelib/tools/qregexp.h +++ b/src/corelib/tools/qregexp.h @@ -53,7 +53,7 @@ struct QRegExpPrivate; class QStringList; class QRegExp; -Q_CORE_EXPORT uint qHash(const QRegExp &key, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT uint qHash(const QRegExp &key, uint seed = 0) noexcept; class Q_CORE_EXPORT QRegExp { @@ -73,10 +73,8 @@ public: QRegExp(const QRegExp &rx); ~QRegExp(); QRegExp &operator=(const QRegExp &rx); -#ifdef Q_COMPILER_RVALUE_REFS - QRegExp &operator=(QRegExp &&other) Q_DECL_NOTHROW { swap(other); return *this; } -#endif - void swap(QRegExp &other) Q_DECL_NOTHROW { qSwap(priv, other.priv); } + QRegExp &operator=(QRegExp &&other) noexcept { swap(other); return *this; } + void swap(QRegExp &other) noexcept { qSwap(priv, other.priv); } bool operator==(const QRegExp &rx) const; inline bool operator!=(const QRegExp &rx) const { return !operator==(rx); } @@ -112,7 +110,7 @@ public: static QString escape(const QString &str); - friend Q_CORE_EXPORT uint qHash(const QRegExp &key, uint seed) Q_DECL_NOTHROW; + friend Q_CORE_EXPORT uint qHash(const QRegExp &key, uint seed) noexcept; private: QRegExpPrivate *priv; diff --git a/src/corelib/tools/qregularexpression.cpp b/src/corelib/tools/qregularexpression.cpp index bdaa2d3243..9c201e770b 100644 --- a/src/corelib/tools/qregularexpression.cpp +++ b/src/corelib/tools/qregularexpression.cpp @@ -1048,8 +1048,8 @@ void QRegularExpressionPrivate::getPatternInfo() unsigned int hasJOptionChanged; pcre2_pattern_info_16(compiledPattern, PCRE2_INFO_JCHANGED, &hasJOptionChanged); if (Q_UNLIKELY(hasJOptionChanged)) { - qWarning("QRegularExpressionPrivate::getPatternInfo(): the pattern '%s'\n is using the (?J) option; duplicate capturing group names are not supported by Qt", - qPrintable(pattern)); + qWarning("QRegularExpressionPrivate::getPatternInfo(): the pattern '%ls'\n is using the (?J) option; duplicate capturing group names are not supported by Qt", + qUtf16Printable(pattern)); } } @@ -1810,7 +1810,7 @@ bool QRegularExpression::operator==(const QRegularExpression &re) const Returns the hash value for \a key, using \a seed to seed the calculation. */ -uint qHash(const QRegularExpression &key, uint seed) Q_DECL_NOTHROW +uint qHash(const QRegularExpression &key, uint seed) noexcept { QtPrivate::QHashCombine hash; seed = hash(seed, key.d->pattern); diff --git a/src/corelib/tools/qregularexpression.h b/src/corelib/tools/qregularexpression.h index f9e7029550..f799a38ae4 100644 --- a/src/corelib/tools/qregularexpression.h +++ b/src/corelib/tools/qregularexpression.h @@ -59,7 +59,7 @@ class QRegularExpressionMatchIterator; struct QRegularExpressionPrivate; class QRegularExpression; -Q_CORE_EXPORT uint qHash(const QRegularExpression &key, uint seed = 0) Q_DECL_NOTHROW; +Q_CORE_EXPORT uint qHash(const QRegularExpression &key, uint seed = 0) noexcept; class Q_CORE_EXPORT QRegularExpression { @@ -86,13 +86,10 @@ public: QRegularExpression(const QRegularExpression &re); ~QRegularExpression(); QRegularExpression &operator=(const QRegularExpression &re); - -#ifdef Q_COMPILER_RVALUE_REFS - QRegularExpression &operator=(QRegularExpression &&re) Q_DECL_NOTHROW + QRegularExpression &operator=(QRegularExpression &&re) noexcept { d.swap(re.d); return *this; } -#endif - void swap(QRegularExpression &other) Q_DECL_NOTHROW { d.swap(other.d); } + void swap(QRegularExpression &other) noexcept { d.swap(other.d); } QString pattern() const; void setPattern(const QString &pattern); @@ -157,7 +154,7 @@ private: friend class QRegularExpressionMatch; friend struct QRegularExpressionMatchPrivate; friend class QRegularExpressionMatchIterator; - friend Q_CORE_EXPORT uint qHash(const QRegularExpression &key, uint seed) Q_DECL_NOTHROW; + friend Q_CORE_EXPORT uint qHash(const QRegularExpression &key, uint seed) noexcept; QRegularExpression(QRegularExpressionPrivate &dd); QExplicitlySharedDataPointer<QRegularExpressionPrivate> d; @@ -186,12 +183,9 @@ public: ~QRegularExpressionMatch(); QRegularExpressionMatch(const QRegularExpressionMatch &match); QRegularExpressionMatch &operator=(const QRegularExpressionMatch &match); - -#ifdef Q_COMPILER_RVALUE_REFS - QRegularExpressionMatch &operator=(QRegularExpressionMatch &&match) Q_DECL_NOTHROW + QRegularExpressionMatch &operator=(QRegularExpressionMatch &&match) noexcept { d.swap(match.d); return *this; } -#endif - void swap(QRegularExpressionMatch &other) Q_DECL_NOTHROW { d.swap(other.d); } + void swap(QRegularExpressionMatch &other) noexcept { d.swap(other.d); } QRegularExpression regularExpression() const; QRegularExpression::MatchType matchType() const; @@ -257,11 +251,9 @@ public: ~QRegularExpressionMatchIterator(); QRegularExpressionMatchIterator(const QRegularExpressionMatchIterator &iterator); QRegularExpressionMatchIterator &operator=(const QRegularExpressionMatchIterator &iterator); -#ifdef Q_COMPILER_RVALUE_REFS - QRegularExpressionMatchIterator &operator=(QRegularExpressionMatchIterator &&iterator) Q_DECL_NOTHROW + QRegularExpressionMatchIterator &operator=(QRegularExpressionMatchIterator &&iterator) noexcept { d.swap(iterator.d); return *this; } -#endif - void swap(QRegularExpressionMatchIterator &other) Q_DECL_NOTHROW { d.swap(other.d); } + void swap(QRegularExpressionMatchIterator &other) noexcept { d.swap(other.d); } bool isValid() const; diff --git a/src/corelib/tools/qringbuffer.cpp b/src/corelib/tools/qringbuffer.cpp index 59650ed2f7..311058a776 100644 --- a/src/corelib/tools/qringbuffer.cpp +++ b/src/corelib/tools/qringbuffer.cpp @@ -59,7 +59,7 @@ void QRingChunk::detach() const int chunkSize = size(); QByteArray x(chunkSize, Qt::Uninitialized); ::memcpy(x.data(), chunk.constData() + headOffset, chunkSize); - chunk = qMove(x); + chunk = std::move(x); headOffset = 0; tailOffset = chunkSize; } @@ -105,7 +105,7 @@ const char *QRingBuffer::readPointerAtPosition(qint64 pos, qint64 &length) const } length = 0; - return 0; + return nullptr; } void QRingBuffer::free(qint64 bytes) diff --git a/src/corelib/tools/qringbuffer_p.h b/src/corelib/tools/qringbuffer_p.h index 76ab4a5b62..838cb31697 100644 --- a/src/corelib/tools/qringbuffer_p.h +++ b/src/corelib/tools/qringbuffer_p.h @@ -65,11 +65,11 @@ class QRingChunk { public: // initialization and cleanup - inline QRingChunk() Q_DECL_NOTHROW : + inline QRingChunk() noexcept : headOffset(0), tailOffset(0) { } - inline QRingChunk(const QRingChunk &other) Q_DECL_NOTHROW : + inline QRingChunk(const QRingChunk &other) noexcept : chunk(other.chunk), headOffset(other.headOffset), tailOffset(other.tailOffset) { } @@ -77,30 +77,30 @@ public: chunk(alloc, Qt::Uninitialized), headOffset(0), tailOffset(0) { } - explicit inline QRingChunk(const QByteArray &qba) Q_DECL_NOTHROW : + explicit inline QRingChunk(const QByteArray &qba) noexcept : chunk(qba), headOffset(0), tailOffset(qba.size()) { } - inline QRingChunk &operator=(const QRingChunk &other) Q_DECL_NOTHROW + inline QRingChunk &operator=(const QRingChunk &other) noexcept { chunk = other.chunk; headOffset = other.headOffset; tailOffset = other.tailOffset; return *this; } - inline QRingChunk(QRingChunk &&other) Q_DECL_NOTHROW : + inline QRingChunk(QRingChunk &&other) noexcept : chunk(other.chunk), headOffset(other.headOffset), tailOffset(other.tailOffset) { other.headOffset = other.tailOffset = 0; } - inline QRingChunk &operator=(QRingChunk &&other) Q_DECL_NOTHROW + inline QRingChunk &operator=(QRingChunk &&other) noexcept { swap(other); return *this; } - inline void swap(QRingChunk &other) Q_DECL_NOTHROW + inline void swap(QRingChunk &other) noexcept { chunk.swap(other.chunk); qSwap(headOffset, other.headOffset); diff --git a/src/corelib/tools/qscopedpointer.h b/src/corelib/tools/qscopedpointer.h index 2a4083466b..af0c0ed336 100644 --- a/src/corelib/tools/qscopedpointer.h +++ b/src/corelib/tools/qscopedpointer.h @@ -97,7 +97,7 @@ class QScopedPointer { typedef T *QScopedPointer:: *RestrictedBool; public: - explicit QScopedPointer(T *p = nullptr) Q_DECL_NOTHROW : d(p) + explicit QScopedPointer(T *p = nullptr) noexcept : d(p) { } @@ -113,12 +113,12 @@ public: return *d; } - T *operator->() const Q_DECL_NOTHROW + T *operator->() const noexcept { return d; } - bool operator!() const Q_DECL_NOTHROW + bool operator!() const noexcept { return !d; } @@ -129,28 +129,28 @@ public: return isNull() ? nullptr : &QScopedPointer::d; } #else - operator RestrictedBool() const Q_DECL_NOTHROW + operator RestrictedBool() const noexcept { return isNull() ? nullptr : &QScopedPointer::d; } #endif - T *data() const Q_DECL_NOTHROW + T *data() const noexcept { return d; } - T *get() const Q_DECL_NOTHROW + T *get() const noexcept { return d; } - bool isNull() const Q_DECL_NOTHROW + bool isNull() const noexcept { return !d; } - void reset(T *other = nullptr) Q_DECL_NOEXCEPT_EXPR(noexcept(Cleanup::cleanup(std::declval<T *>()))) + void reset(T *other = nullptr) noexcept(noexcept(Cleanup::cleanup(std::declval<T *>()))) { if (d == other) return; @@ -159,14 +159,14 @@ public: Cleanup::cleanup(oldD); } - T *take() Q_DECL_NOTHROW + T *take() noexcept { T *oldD = d; d = nullptr; return oldD; } - void swap(QScopedPointer<T, Cleanup> &other) Q_DECL_NOTHROW + void swap(QScopedPointer<T, Cleanup> &other) noexcept { qSwap(d, other.d); } @@ -181,43 +181,43 @@ private: }; template <class T, class Cleanup> -inline bool operator==(const QScopedPointer<T, Cleanup> &lhs, const QScopedPointer<T, Cleanup> &rhs) Q_DECL_NOTHROW +inline bool operator==(const QScopedPointer<T, Cleanup> &lhs, const QScopedPointer<T, Cleanup> &rhs) noexcept { return lhs.data() == rhs.data(); } template <class T, class Cleanup> -inline bool operator!=(const QScopedPointer<T, Cleanup> &lhs, const QScopedPointer<T, Cleanup> &rhs) Q_DECL_NOTHROW +inline bool operator!=(const QScopedPointer<T, Cleanup> &lhs, const QScopedPointer<T, Cleanup> &rhs) noexcept { return lhs.data() != rhs.data(); } template <class T, class Cleanup> -inline bool operator==(const QScopedPointer<T, Cleanup> &lhs, std::nullptr_t) Q_DECL_NOTHROW +inline bool operator==(const QScopedPointer<T, Cleanup> &lhs, std::nullptr_t) noexcept { return lhs.isNull(); } template <class T, class Cleanup> -inline bool operator==(std::nullptr_t, const QScopedPointer<T, Cleanup> &rhs) Q_DECL_NOTHROW +inline bool operator==(std::nullptr_t, const QScopedPointer<T, Cleanup> &rhs) noexcept { return rhs.isNull(); } template <class T, class Cleanup> -inline bool operator!=(const QScopedPointer<T, Cleanup> &lhs, std::nullptr_t) Q_DECL_NOTHROW +inline bool operator!=(const QScopedPointer<T, Cleanup> &lhs, std::nullptr_t) noexcept { return !lhs.isNull(); } template <class T, class Cleanup> -inline bool operator!=(std::nullptr_t, const QScopedPointer<T, Cleanup> &rhs) Q_DECL_NOTHROW +inline bool operator!=(std::nullptr_t, const QScopedPointer<T, Cleanup> &rhs) noexcept { return !rhs.isNull(); } template <class T, class Cleanup> -inline void swap(QScopedPointer<T, Cleanup> &p1, QScopedPointer<T, Cleanup> &p2) Q_DECL_NOTHROW +inline void swap(QScopedPointer<T, Cleanup> &p1, QScopedPointer<T, Cleanup> &p2) noexcept { p1.swap(p2); } template <typename T, typename Cleanup = QScopedPointerArrayDeleter<T> > @@ -244,7 +244,7 @@ public: return this->d[i]; } - void swap(QScopedArrayPointer &other) Q_DECL_NOTHROW // prevent QScopedPointer <->QScopedArrayPointer swaps + void swap(QScopedArrayPointer &other) noexcept // prevent QScopedPointer <->QScopedArrayPointer swaps { QScopedPointer<T, Cleanup>::swap(other); } private: @@ -263,7 +263,7 @@ private: }; template <typename T, typename Cleanup> -inline void swap(QScopedArrayPointer<T, Cleanup> &lhs, QScopedArrayPointer<T, Cleanup> &rhs) Q_DECL_NOTHROW +inline void swap(QScopedArrayPointer<T, Cleanup> &lhs, QScopedArrayPointer<T, Cleanup> &rhs) noexcept { lhs.swap(rhs); } QT_END_NAMESPACE diff --git a/src/corelib/tools/qscopedvaluerollback.h b/src/corelib/tools/qscopedvaluerollback.h index 5f76269388..f904b8dfcb 100644 --- a/src/corelib/tools/qscopedvaluerollback.h +++ b/src/corelib/tools/qscopedvaluerollback.h @@ -48,20 +48,20 @@ template <typename T> class QScopedValueRollback { public: - explicit QScopedValueRollback(T &var) : - varRef(var), oldValue(var) + explicit QScopedValueRollback(T &var) + : varRef(var), oldValue(var) { } - explicit QScopedValueRollback(T &var, T value) : - varRef(var), oldValue(var) + explicit QScopedValueRollback(T &var, T value) + : varRef(var), oldValue(std::move(var)) { - varRef = qMove(value); + varRef = std::move(value); } ~QScopedValueRollback() { - varRef = qMove(oldValue); + varRef = std::move(oldValue); } void commit() @@ -70,7 +70,7 @@ public: } private: - T& varRef; + T &varRef; T oldValue; Q_DISABLE_COPY(QScopedValueRollback) diff --git a/src/corelib/tools/qscopeguard.h b/src/corelib/tools/qscopeguard.h index 31100fcabb..45c3f93da4 100644 --- a/src/corelib/tools/qscopeguard.h +++ b/src/corelib/tools/qscopeguard.h @@ -50,14 +50,19 @@ template <typename F> class QScopeGuard; template <typename F> QScopeGuard<F> qScopeGuard(F f); template <typename F> -class QScopeGuard +class +#if QT_HAS_CPP_ATTRIBUTE(nodiscard) +// Q_REQUIRED_RESULT can be defined as __warn_unused_result__ or as [[nodiscard]] +// but the 1st one has some limitations for example can be placed only on functions. +Q_REQUIRED_RESULT +#endif +QScopeGuard { public: - QScopeGuard(QScopeGuard &&other) Q_DECL_NOEXCEPT + QScopeGuard(QScopeGuard &&other) noexcept : m_func(std::move(other.m_func)) - , m_invoke(other.m_invoke) + , m_invoke(qExchange(other.m_invoke, false)) { - other.dismiss(); } ~QScopeGuard() @@ -66,13 +71,13 @@ public: m_func(); } - void dismiss() Q_DECL_NOEXCEPT + void dismiss() noexcept { m_invoke = false; } private: - explicit QScopeGuard(F f) Q_DECL_NOEXCEPT + explicit QScopeGuard(F &&f) noexcept : m_func(std::move(f)) { } @@ -86,6 +91,9 @@ private: template <typename F> +#if QT_HAS_CPP_ATTRIBUTE(nodiscard) +Q_REQUIRED_RESULT +#endif QScopeGuard<F> qScopeGuard(F f) { return QScopeGuard<F>(std::move(f)); diff --git a/src/corelib/tools/qset.h b/src/corelib/tools/qset.h index 6640c8486d..83e574bf1c 100644 --- a/src/corelib/tools/qset.h +++ b/src/corelib/tools/qset.h @@ -41,10 +41,9 @@ #define QSET_H #include <QtCore/qhash.h> -#ifdef Q_COMPILER_INITIALIZER_LISTS -#include <initializer_list> -#endif +#include <QtCore/qcontainertools_impl.h> +#include <initializer_list> #include <iterator> QT_BEGIN_NAMESPACE @@ -56,19 +55,21 @@ class QSet typedef QHash<T, QHashDummyValue> Hash; public: - inline QSet() Q_DECL_NOTHROW {} -#ifdef Q_COMPILER_INITIALIZER_LISTS + inline QSet() noexcept {} inline QSet(std::initializer_list<T> list) + : QSet(list.begin(), list.end()) {} + template <typename InputIterator, QtPrivate::IfIsInputIterator<InputIterator> = true> + inline QSet(InputIterator first, InputIterator last) { - reserve(int(list.size())); - for (typename std::initializer_list<T>::const_iterator it = list.begin(); it != list.end(); ++it) - insert(*it); + QtPrivate::reserveIfForwardIterator(this, first, last); + for (; first != last; ++first) + insert(*first); } -#endif + // compiler-generated copy/move ctor/assignment operators are fine! // compiler-generated destructor is fine! - inline void swap(QSet<T> &other) Q_DECL_NOTHROW { q_hash.swap(other.q_hash); } + inline void swap(QSet<T> &other) noexcept { q_hash.swap(other.q_hash); } inline bool operator==(const QSet<T> &other) const { return q_hash == other.q_hash; } @@ -176,20 +177,20 @@ public: typedef std::reverse_iterator<const_iterator> const_reverse_iterator; inline iterator begin() { return q_hash.begin(); } - inline const_iterator begin() const Q_DECL_NOTHROW { return q_hash.begin(); } - inline const_iterator cbegin() const Q_DECL_NOTHROW { return q_hash.begin(); } - inline const_iterator constBegin() const Q_DECL_NOTHROW { return q_hash.constBegin(); } + inline const_iterator begin() const noexcept { return q_hash.begin(); } + inline const_iterator cbegin() const noexcept { return q_hash.begin(); } + inline const_iterator constBegin() const noexcept { return q_hash.constBegin(); } inline iterator end() { return q_hash.end(); } - inline const_iterator end() const Q_DECL_NOTHROW { return q_hash.end(); } - inline const_iterator cend() const Q_DECL_NOTHROW { return q_hash.end(); } - inline const_iterator constEnd() const Q_DECL_NOTHROW { return q_hash.constEnd(); } + inline const_iterator end() const noexcept { return q_hash.end(); } + inline const_iterator cend() const noexcept { return q_hash.end(); } + inline const_iterator constEnd() const noexcept { return q_hash.constEnd(); } reverse_iterator rbegin() { return reverse_iterator(end()); } reverse_iterator rend() { return reverse_iterator(begin()); } - const_reverse_iterator rbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - const_reverse_iterator rend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } - const_reverse_iterator crbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - const_reverse_iterator crend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } + const_reverse_iterator rbegin() const noexcept { return const_reverse_iterator(end()); } + const_reverse_iterator rend() const noexcept { return const_reverse_iterator(begin()); } + const_reverse_iterator crbegin() const noexcept { return const_reverse_iterator(end()); } + const_reverse_iterator crend() const noexcept { return const_reverse_iterator(begin()); } iterator erase(iterator i) { return erase(m2c(i)); } @@ -244,22 +245,25 @@ public: inline QSet<T> operator-(const QSet<T> &other) const { QSet<T> result = *this; result -= other; return result; } - QList<T> toList() const; - inline QList<T> values() const { return toList(); } - + QList<T> values() const; +#if QT_VERSION < QT_VERSION_CHECK(6,0,0) + Q_DECL_DEPRECATED_X("Use values() instead.") + QList<T> toList() const { return values(); } + Q_DECL_DEPRECATED_X("Use QSet<T>(list.begin(), list.end()) instead.") static QSet<T> fromList(const QList<T> &list); +#endif private: Hash q_hash; - static const_iterator m2c(iterator it) Q_DECL_NOTHROW + static const_iterator m2c(iterator it) noexcept { return const_iterator(typename Hash::const_iterator(it.i.i)); } bool isValidIterator(const iterator &i) const { return q_hash.isValidIterator(reinterpret_cast<const typename Hash::iterator&>(i)); } - bool isValidIterator(const const_iterator &i) const Q_DECL_NOTHROW + bool isValidIterator(const const_iterator &i) const noexcept { return q_hash.isValidIterator(reinterpret_cast<const typename Hash::const_iterator&>(i)); } @@ -267,7 +271,7 @@ private: template <typename T> uint qHash(const QSet<T> &key, uint seed = 0) -Q_DECL_NOEXCEPT_EXPR(noexcept(qHashRangeCommutative(key.begin(), key.end(), seed))) +noexcept(noexcept(qHashRangeCommutative(key.begin(), key.end(), seed))) { return qHashRangeCommutative(key.begin(), key.end(), seed); } @@ -367,7 +371,7 @@ Q_INLINE_TEMPLATE bool QSet<T>::contains(const QSet<T> &other) const } template <typename T> -Q_OUTOFLINE_TEMPLATE QList<T> QSet<T>::toList() const +Q_OUTOFLINE_TEMPLATE QList<T> QSet<T>::values() const { QList<T> result; result.reserve(size()); @@ -379,6 +383,7 @@ Q_OUTOFLINE_TEMPLATE QList<T> QSet<T>::toList() const return result; } +#if QT_VERSION < QT_VERSION_CHECK(6,0,0) template <typename T> Q_OUTOFLINE_TEMPLATE QSet<T> QList<T>::toSet() const { @@ -400,6 +405,7 @@ QList<T> QList<T>::fromSet(const QSet<T> &set) { return set.toList(); } +#endif Q_DECLARE_SEQUENTIAL_ITERATOR(Set) diff --git a/src/corelib/tools/qset.qdoc b/src/corelib/tools/qset.qdoc index 48863f2399..2e7a5a29ce 100644 --- a/src/corelib/tools/qset.qdoc +++ b/src/corelib/tools/qset.qdoc @@ -113,6 +113,17 @@ compiled in C++11 mode. */ +/*! \fn template <class T> template<typename InputIterator> QSet<T>::QSet(InputIterator first, InputIterator last) + \since 5.14 + + Constructs a set with the contents in the iterator range [\a first, \a last). + + The value type of \c InputIterator must be convertible to \c T. + + \note If the range [\a first, \a last) contains duplicate elements, + the first one is retained. +*/ + /*! \fn template <class T> void QSet<T>::swap(QSet<T> &other) diff --git a/src/corelib/tools/qshareddata.h b/src/corelib/tools/qshareddata.h index 6930cb96a5..816583c766 100644 --- a/src/corelib/tools/qshareddata.h +++ b/src/corelib/tools/qshareddata.h @@ -52,17 +52,21 @@ QT_BEGIN_NAMESPACE template <class T> class QSharedDataPointer; -class Q_CORE_EXPORT QSharedData +class +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) +Q_CORE_EXPORT +#endif +QSharedData { public: mutable QAtomicInt ref; - inline QSharedData() : ref(0) { } - inline QSharedData(const QSharedData &) : ref(0) { } + inline QSharedData() noexcept : ref(0) { } + inline QSharedData(const QSharedData &) noexcept : ref(0) { } -private: // using the assignment operator would lead to corruption in the ref-counting - QSharedData &operator=(const QSharedData &); + QSharedData &operator=(const QSharedData &) = delete; + ~QSharedData() = default; }; template <class T> class QSharedDataPointer @@ -88,7 +92,7 @@ public: inline QSharedDataPointer() { d = nullptr; } inline ~QSharedDataPointer() { if (d && !d->ref.deref()) delete d; } - explicit QSharedDataPointer(T *data) Q_DECL_NOTHROW; + explicit QSharedDataPointer(T *data) noexcept; inline QSharedDataPointer(const QSharedDataPointer<T> &o) : d(o.d) { if (d) d->ref.ref(); } inline QSharedDataPointer<T> & operator=(const QSharedDataPointer<T> &o) { if (o.d != d) { @@ -112,19 +116,17 @@ public: } return *this; } -#ifdef Q_COMPILER_RVALUE_REFS - QSharedDataPointer(QSharedDataPointer &&o) Q_DECL_NOTHROW : d(o.d) { o.d = nullptr; } - inline QSharedDataPointer<T> &operator=(QSharedDataPointer<T> &&other) Q_DECL_NOTHROW + QSharedDataPointer(QSharedDataPointer &&o) noexcept : d(o.d) { o.d = nullptr; } + inline QSharedDataPointer<T> &operator=(QSharedDataPointer<T> &&other) noexcept { QSharedDataPointer moved(std::move(other)); swap(moved); return *this; } -#endif inline bool operator!() const { return !d; } - inline void swap(QSharedDataPointer &other) Q_DECL_NOTHROW + inline void swap(QSharedDataPointer &other) noexcept { qSwap(d, other.d); } protected: @@ -181,7 +183,7 @@ public: inline QExplicitlySharedDataPointer() { d = nullptr; } inline ~QExplicitlySharedDataPointer() { if (d && !d->ref.deref()) delete d; } - explicit QExplicitlySharedDataPointer(T *data) Q_DECL_NOTHROW; + explicit QExplicitlySharedDataPointer(T *data) noexcept; inline QExplicitlySharedDataPointer(const QExplicitlySharedDataPointer<T> &o) : d(o.d) { if (d) d->ref.ref(); } template<class X> @@ -218,19 +220,17 @@ public: } return *this; } -#ifdef Q_COMPILER_RVALUE_REFS - inline QExplicitlySharedDataPointer(QExplicitlySharedDataPointer &&o) Q_DECL_NOTHROW : d(o.d) { o.d = nullptr; } - inline QExplicitlySharedDataPointer<T> &operator=(QExplicitlySharedDataPointer<T> &&other) Q_DECL_NOTHROW + inline QExplicitlySharedDataPointer(QExplicitlySharedDataPointer &&o) noexcept : d(o.d) { o.d = nullptr; } + inline QExplicitlySharedDataPointer<T> &operator=(QExplicitlySharedDataPointer<T> &&other) noexcept { QExplicitlySharedDataPointer moved(std::move(other)); swap(moved); return *this; } -#endif inline bool operator!() const { return !d; } - inline void swap(QExplicitlySharedDataPointer &other) Q_DECL_NOTHROW + inline void swap(QExplicitlySharedDataPointer &other) noexcept { qSwap(d, other.d); } protected: @@ -243,7 +243,7 @@ private: }; template <class T> -Q_INLINE_TEMPLATE QSharedDataPointer<T>::QSharedDataPointer(T *adata) Q_DECL_NOTHROW +Q_INLINE_TEMPLATE QSharedDataPointer<T>::QSharedDataPointer(T *adata) noexcept : d(adata) { if (d) d->ref.ref(); } @@ -280,7 +280,7 @@ Q_OUTOFLINE_TEMPLATE void QExplicitlySharedDataPointer<T>::detach_helper() } template <class T> -Q_INLINE_TEMPLATE QExplicitlySharedDataPointer<T>::QExplicitlySharedDataPointer(T *adata) Q_DECL_NOTHROW +Q_INLINE_TEMPLATE QExplicitlySharedDataPointer<T>::QExplicitlySharedDataPointer(T *adata) noexcept : d(adata) { if (d) d->ref.ref(); } @@ -317,12 +317,12 @@ namespace std { QT_BEGIN_NAMESPACE template <class T> -Q_INLINE_TEMPLATE uint qHash(const QSharedDataPointer<T> &ptr, uint seed = 0) Q_DECL_NOTHROW +Q_INLINE_TEMPLATE uint qHash(const QSharedDataPointer<T> &ptr, uint seed = 0) noexcept { return qHash(ptr.data(), seed); } template <class T> -Q_INLINE_TEMPLATE uint qHash(const QExplicitlySharedDataPointer<T> &ptr, uint seed = 0) Q_DECL_NOTHROW +Q_INLINE_TEMPLATE uint qHash(const QExplicitlySharedDataPointer<T> &ptr, uint seed = 0) noexcept { return qHash(ptr.data(), seed); } diff --git a/src/corelib/tools/qsharedpointer.cpp b/src/corelib/tools/qsharedpointer.cpp index 39a71a4393..e4de5a2ba9 100644 --- a/src/corelib/tools/qsharedpointer.cpp +++ b/src/corelib/tools/qsharedpointer.cpp @@ -343,12 +343,6 @@ if you obtain a non-null object, you may use the pointer. See QWeakPointer::toStrongRef() for an example. - QWeakPointer also provides the QWeakPointer::data() method that returns - the tracked pointer without ensuring that it remains valid. This function - is provided if you can guarantee by external means that the object will - not get deleted (or if you only need the pointer value) and the cost of - creating a QSharedPointer using toStrongRef() is too high. - \omit \section1 QWeakPointer internals @@ -853,6 +847,7 @@ /*! \fn template <class T> T *QWeakPointer<T>::data() const \since 4.6 + \obsolete Use toStrongRef() instead, and data() on the returned QSharedPointer. Returns the value of the pointer being tracked by this QWeakPointer, \b without ensuring that it cannot get deleted. To have that guarantee, @@ -1271,6 +1266,57 @@ */ /*! + \fn template <class X, class T> std::shared_ptr<X> qSharedPointerObjectCast(const std::shared_ptr<T> &src) + \relates QSharedPointer + \since 5.14 + + Returns a shared pointer to the pointer held by \a src, using a + \l qobject_cast() to type \tt X to obtain an internal pointer of the + appropriate type. If the \tt qobject_cast fails, the object + returned will be null. + + Note that \tt X must have the same cv-qualifiers (\tt const and + \tt volatile) that \tt T has, or the code will fail to + compile. Use const_pointer_cast to cast away the constness. +*/ + +/*! + \fn template <class X, class T> std::shared_ptr<X> qobject_pointer_cast(const std::shared_ptr<T> &src) + \relates QSharedPointer + \since 5.14 + + Same as qSharedPointerObjectCast(). This function is provided for STL + compatibility. +*/ + +/*! + \fn template <class X, class T> std::shared_ptr<X> qSharedPointerObjectCast(std::shared_ptr<T> &&src) + \relates QSharedPointer + \since 5.14 + + Returns a shared pointer to the pointer held by \a src, using a + \l qobject_cast() to type \tt X to obtain an internal pointer of the + appropriate type. + + If the \tt qobject_cast succeeds, the function will return a valid shared + pointer, and \a src is reset to null. If the \tt qobject_cast fails, the + object returned will be null, and \a src will not be modified. + + Note that \tt X must have the same cv-qualifiers (\tt const and + \tt volatile) that \tt T has, or the code will fail to + compile. Use const_pointer_cast to cast away the constness. +*/ + +/*! + \fn template <class X, class T> std::shared_ptr<X> qobject_pointer_cast(std::shared_ptr<T> &&src) + \relates QSharedPointer + \since 5.14 + + Same as qSharedPointerObjectCast(). This function is provided for STL + compatibility. +*/ + +/*! \fn template <class X> template <class T> QSharedPointer<X> qSharedPointerObjectCast(const QWeakPointer<T> &src) \relates QSharedPointer \relates QWeakPointer diff --git a/src/corelib/tools/qsharedpointer.h b/src/corelib/tools/qsharedpointer.h index a2c5f990fc..5d47369687 100644 --- a/src/corelib/tools/qsharedpointer.h +++ b/src/corelib/tools/qsharedpointer.h @@ -48,6 +48,8 @@ # include <QtCore/qsharedpointer_impl.h> #else +#include <memory> // for std::shared_ptr + QT_BEGIN_NAMESPACE @@ -167,6 +169,10 @@ template <class X, class T> QSharedPointer<X> qSharedPointerConstCast(const QSha template <class X, class T> QSharedPointer<X> qSharedPointerConstCast(const QWeakPointer<T> &src); template <class X, class T> QSharedPointer<X> qSharedPointerObjectCast(const QSharedPointer<T> &src); template <class X, class T> QSharedPointer<X> qSharedPointerObjectCast(const QWeakPointer<T> &src); +template <typename X, class T> std::shared_ptr<X> qobject_pointer_cast(const std::shared_ptr<T> &src); +template <typename X, class T> std::shared_ptr<X> qobject_pointer_cast(std::shared_ptr<T> &&src); +template <typename X, class T> std::shared_ptr<X> qSharedPointerObjectCast(const std::shared_ptr<T> &src); +template <typename X, class T> std::shared_ptr<X> qSharedPointerObjectCast(std::shared_ptr<T> &&src); template <class X, class T> QWeakPointer<X> qWeakPointerCast(const QWeakPointer<T> &src); diff --git a/src/corelib/tools/qsharedpointer_impl.h b/src/corelib/tools/qsharedpointer_impl.h index bccf8c5740..f352e433c5 100644 --- a/src/corelib/tools/qsharedpointer_impl.h +++ b/src/corelib/tools/qsharedpointer_impl.h @@ -67,6 +67,8 @@ QT_END_NAMESPACE #endif #include <QtCore/qhashfunctions.h> +#include <memory> + QT_BEGIN_NAMESPACE @@ -105,6 +107,10 @@ template <class X, class T> QSharedPointer<X> qSharedPointerObjectCast(const QSharedPointer<T> &ptr); #endif +namespace QtPrivate { +struct EnableInternalData; +} + namespace QtSharedPointer { template <class T> class ExternalRefCount; @@ -233,8 +239,8 @@ namespace QtSharedPointer { } private: // prevent construction - ExternalRefCountWithCustomDeleter() Q_DECL_EQ_DELETE; - ~ExternalRefCountWithCustomDeleter() Q_DECL_EQ_DELETE; + ExternalRefCountWithCustomDeleter() = delete; + ~ExternalRefCountWithCustomDeleter() = delete; Q_DISABLE_COPY(ExternalRefCountWithCustomDeleter) }; @@ -278,8 +284,8 @@ namespace QtSharedPointer { private: // prevent construction - ExternalRefCountWithContiguousData() Q_DECL_EQ_DELETE; - ~ExternalRefCountWithContiguousData() Q_DECL_EQ_DELETE; + ExternalRefCountWithContiguousData() = delete; + ~ExternalRefCountWithContiguousData() = delete; Q_DISABLE_COPY(ExternalRefCountWithContiguousData) }; @@ -303,18 +309,18 @@ public: typedef const value_type &const_reference; typedef qptrdiff difference_type; - T *data() const Q_DECL_NOTHROW { return value; } - T *get() const Q_DECL_NOTHROW { return value; } - bool isNull() const Q_DECL_NOTHROW { return !data(); } - operator RestrictedBool() const Q_DECL_NOTHROW { return isNull() ? nullptr : &QSharedPointer::value; } - bool operator !() const Q_DECL_NOTHROW { return isNull(); } + T *data() const noexcept { return value; } + T *get() const noexcept { return value; } + bool isNull() const noexcept { return !data(); } + operator RestrictedBool() const noexcept { return isNull() ? nullptr : &QSharedPointer::value; } + bool operator !() const noexcept { return isNull(); } T &operator*() const { return *data(); } - T *operator->() const Q_DECL_NOTHROW { return data(); } + T *operator->() const noexcept { return data(); } - Q_DECL_CONSTEXPR QSharedPointer() Q_DECL_NOTHROW : value(nullptr), d(nullptr) { } + Q_DECL_CONSTEXPR QSharedPointer() noexcept : value(nullptr), d(nullptr) { } ~QSharedPointer() { deref(); } - Q_DECL_CONSTEXPR QSharedPointer(std::nullptr_t) Q_DECL_NOTHROW : value(nullptr), d(nullptr) { } + Q_DECL_CONSTEXPR QSharedPointer(std::nullptr_t) noexcept : value(nullptr), d(nullptr) { } template <class X> inline explicit QSharedPointer(X *ptr) : value(ptr) // noexcept @@ -327,22 +333,21 @@ public: template <typename Deleter> QSharedPointer(std::nullptr_t, Deleter) : value(nullptr), d(nullptr) { } - QSharedPointer(const QSharedPointer &other) Q_DECL_NOTHROW : value(other.value), d(other.d) + QSharedPointer(const QSharedPointer &other) noexcept : value(other.value), d(other.d) { if (d) ref(); } - QSharedPointer &operator=(const QSharedPointer &other) Q_DECL_NOTHROW + QSharedPointer &operator=(const QSharedPointer &other) noexcept { QSharedPointer copy(other); swap(copy); return *this; } -#ifdef Q_COMPILER_RVALUE_REFS - QSharedPointer(QSharedPointer &&other) Q_DECL_NOTHROW + QSharedPointer(QSharedPointer &&other) noexcept : value(other.value), d(other.d) { other.d = nullptr; other.value = nullptr; } - QSharedPointer &operator=(QSharedPointer &&other) Q_DECL_NOTHROW + QSharedPointer &operator=(QSharedPointer &&other) noexcept { QSharedPointer moved(std::move(other)); swap(moved); @@ -350,7 +355,7 @@ public: } template <class X> - QSharedPointer(QSharedPointer<X> &&other) Q_DECL_NOTHROW + QSharedPointer(QSharedPointer<X> &&other) noexcept : value(other.value), d(other.d) { other.d = nullptr; @@ -358,17 +363,15 @@ public: } template <class X> - QSharedPointer &operator=(QSharedPointer<X> &&other) Q_DECL_NOTHROW + QSharedPointer &operator=(QSharedPointer<X> &&other) noexcept { QSharedPointer moved(std::move(other)); swap(moved); return *this; } -#endif - template <class X> - QSharedPointer(const QSharedPointer<X> &other) Q_DECL_NOTHROW : value(other.value), d(other.d) + QSharedPointer(const QSharedPointer<X> &other) noexcept : value(other.value), d(other.d) { if (d) ref(); } template <class X> @@ -387,7 +390,7 @@ public: inline QSharedPointer<T> &operator=(const QWeakPointer<X> &other) { internalSet(other.d, other.value); return *this; } - inline void swap(QSharedPointer &other) + inline void swap(QSharedPointer &other) noexcept { this->internalSwap(other); } inline void reset() { clear(); } @@ -456,9 +459,9 @@ public: private: explicit QSharedPointer(Qt::Initialization) {} - void deref() Q_DECL_NOTHROW + void deref() noexcept { deref(d); } - static void deref(Data *dd) Q_DECL_NOTHROW + static void deref(Data *dd) noexcept { if (!dd) return; if (!dd->strongref.deref()) { @@ -499,7 +502,7 @@ private: enableSharedFromThis(ptr); } - void internalSwap(QSharedPointer &other) Q_DECL_NOTHROW + void internalSwap(QSharedPointer &other) noexcept { qSwap(d, other.d); qSwap(this->value, other.value); @@ -512,7 +515,7 @@ public: template <class X> friend class QWeakPointer; template <class X, class Y> friend QSharedPointer<X> QtSharedPointer::copyAndSetPointer(X * ptr, const QSharedPointer<Y> &src); #endif - void ref() const Q_DECL_NOTHROW { d->weakref.ref(); d->strongref.ref(); } + void ref() const noexcept { d->weakref.ref(); d->strongref.ref(); } inline void internalSet(Data *o, T *actual) { @@ -563,12 +566,16 @@ public: typedef const value_type &const_reference; typedef qptrdiff difference_type; - bool isNull() const Q_DECL_NOTHROW { return d == nullptr || d->strongref.load() == 0 || value == nullptr; } - operator RestrictedBool() const Q_DECL_NOTHROW { return isNull() ? nullptr : &QWeakPointer::value; } - bool operator !() const Q_DECL_NOTHROW { return isNull(); } - T *data() const Q_DECL_NOTHROW { return d == nullptr || d->strongref.load() == 0 ? nullptr : value; } + bool isNull() const noexcept { return d == nullptr || d->strongref.load() == 0 || value == nullptr; } + operator RestrictedBool() const noexcept { return isNull() ? nullptr : &QWeakPointer::value; } + bool operator !() const noexcept { return isNull(); } - inline QWeakPointer() Q_DECL_NOTHROW : d(nullptr), value(nullptr) { } +#if QT_DEPRECATED_SINCE(5, 14) + QT_DEPRECATED_X("Use toStrongRef() instead, and data() on the returned QSharedPointer") + T *data() const noexcept { return internalData(); } +#endif + + inline QWeakPointer() noexcept : d(nullptr), value(nullptr) { } inline ~QWeakPointer() { if (d && !d->weakref.deref()) delete d; } #ifndef QT_NO_QOBJECT @@ -586,26 +593,24 @@ public: { return *this = QWeakPointer(ptr); } #endif - QWeakPointer(const QWeakPointer &other) Q_DECL_NOTHROW : d(other.d), value(other.value) + QWeakPointer(const QWeakPointer &other) noexcept : d(other.d), value(other.value) { if (d) d->weakref.ref(); } -#ifdef Q_COMPILER_RVALUE_REFS - QWeakPointer(QWeakPointer &&other) Q_DECL_NOTHROW + QWeakPointer(QWeakPointer &&other) noexcept : d(other.d), value(other.value) { other.d = nullptr; other.value = nullptr; } - QWeakPointer &operator=(QWeakPointer &&other) Q_DECL_NOTHROW + QWeakPointer &operator=(QWeakPointer &&other) noexcept { QWeakPointer moved(std::move(other)); swap(moved); return *this; } -#endif - QWeakPointer &operator=(const QWeakPointer &other) Q_DECL_NOTHROW + QWeakPointer &operator=(const QWeakPointer &other) noexcept { QWeakPointer copy(other); swap(copy); return *this; } - void swap(QWeakPointer &other) Q_DECL_NOTHROW + void swap(QWeakPointer &other) noexcept { qSwap(this->d, other.d); qSwap(this->value, other.value); @@ -633,11 +638,11 @@ public: } template <class X> - bool operator==(const QWeakPointer<X> &o) const Q_DECL_NOTHROW + bool operator==(const QWeakPointer<X> &o) const noexcept { return d == o.d && value == static_cast<const T *>(o.value); } template <class X> - bool operator!=(const QWeakPointer<X> &o) const Q_DECL_NOTHROW + bool operator!=(const QWeakPointer<X> &o) const noexcept { return !(*this == o); } template <class X> @@ -653,11 +658,11 @@ public: } template <class X> - bool operator==(const QSharedPointer<X> &o) const Q_DECL_NOTHROW + bool operator==(const QSharedPointer<X> &o) const noexcept { return d == o.d; } template <class X> - bool operator!=(const QSharedPointer<X> &o) const Q_DECL_NOTHROW + bool operator!=(const QSharedPointer<X> &o) const noexcept { return !(*this == o); } inline void clear() { *this = QWeakPointer(); } @@ -671,7 +676,7 @@ public: #endif private: - + friend struct QtPrivate::EnableInternalData; #if defined(Q_NO_TEMPLATE_FRIENDS) public: #else @@ -700,19 +705,33 @@ public: value = actual; } + // ### Qt 6: remove users of this API; no one should ever access + // a weak pointer's data but the weak pointer itself + inline T *internalData() const noexcept + { + return d == nullptr || d->strongref.load() == 0 ? nullptr : value; + } + Data *d; T *value; }; +namespace QtPrivate { +struct EnableInternalData { + template <typename T> + static T *internalData(const QWeakPointer<T> &p) noexcept { return p.internalData(); } +}; +// hack to delay name lookup to instantiation time by making +// EnableInternalData a dependent name: +template <typename T> +struct EnableInternalDataWrap : EnableInternalData {}; +} + template <class T> class QEnableSharedFromThis { protected: -#ifdef Q_COMPILER_DEFAULT_MEMBERS QEnableSharedFromThis() = default; -#else - Q_DECL_CONSTEXPR QEnableSharedFromThis() {} -#endif QEnableSharedFromThis(const QEnableSharedFromThis &) {} QEnableSharedFromThis &operator=(const QEnableSharedFromThis &) { return *this; } @@ -739,92 +758,92 @@ public: // operator== and operator!= // template <class T, class X> -bool operator==(const QSharedPointer<T> &ptr1, const QSharedPointer<X> &ptr2) Q_DECL_NOTHROW +bool operator==(const QSharedPointer<T> &ptr1, const QSharedPointer<X> &ptr2) noexcept { return ptr1.data() == ptr2.data(); } template <class T, class X> -bool operator!=(const QSharedPointer<T> &ptr1, const QSharedPointer<X> &ptr2) Q_DECL_NOTHROW +bool operator!=(const QSharedPointer<T> &ptr1, const QSharedPointer<X> &ptr2) noexcept { return ptr1.data() != ptr2.data(); } template <class T, class X> -bool operator==(const QSharedPointer<T> &ptr1, const X *ptr2) Q_DECL_NOTHROW +bool operator==(const QSharedPointer<T> &ptr1, const X *ptr2) noexcept { return ptr1.data() == ptr2; } template <class T, class X> -bool operator==(const T *ptr1, const QSharedPointer<X> &ptr2) Q_DECL_NOTHROW +bool operator==(const T *ptr1, const QSharedPointer<X> &ptr2) noexcept { return ptr1 == ptr2.data(); } template <class T, class X> -bool operator!=(const QSharedPointer<T> &ptr1, const X *ptr2) Q_DECL_NOTHROW +bool operator!=(const QSharedPointer<T> &ptr1, const X *ptr2) noexcept { return !(ptr1 == ptr2); } template <class T, class X> -bool operator!=(const T *ptr1, const QSharedPointer<X> &ptr2) Q_DECL_NOTHROW +bool operator!=(const T *ptr1, const QSharedPointer<X> &ptr2) noexcept { return !(ptr2 == ptr1); } template <class T, class X> -bool operator==(const QSharedPointer<T> &ptr1, const QWeakPointer<X> &ptr2) Q_DECL_NOTHROW +bool operator==(const QSharedPointer<T> &ptr1, const QWeakPointer<X> &ptr2) noexcept { return ptr2 == ptr1; } template <class T, class X> -bool operator!=(const QSharedPointer<T> &ptr1, const QWeakPointer<X> &ptr2) Q_DECL_NOTHROW +bool operator!=(const QSharedPointer<T> &ptr1, const QWeakPointer<X> &ptr2) noexcept { return ptr2 != ptr1; } template<class T> -inline bool operator==(const QSharedPointer<T> &lhs, std::nullptr_t) Q_DECL_NOTHROW +inline bool operator==(const QSharedPointer<T> &lhs, std::nullptr_t) noexcept { return lhs.isNull(); } template<class T> -inline bool operator!=(const QSharedPointer<T> &lhs, std::nullptr_t) Q_DECL_NOTHROW +inline bool operator!=(const QSharedPointer<T> &lhs, std::nullptr_t) noexcept { return !lhs.isNull(); } template<class T> -inline bool operator==(std::nullptr_t, const QSharedPointer<T> &rhs) Q_DECL_NOTHROW +inline bool operator==(std::nullptr_t, const QSharedPointer<T> &rhs) noexcept { return rhs.isNull(); } template<class T> -inline bool operator!=(std::nullptr_t, const QSharedPointer<T> &rhs) Q_DECL_NOTHROW +inline bool operator!=(std::nullptr_t, const QSharedPointer<T> &rhs) noexcept { return !rhs.isNull(); } template<class T> -inline bool operator==(const QWeakPointer<T> &lhs, std::nullptr_t) Q_DECL_NOTHROW +inline bool operator==(const QWeakPointer<T> &lhs, std::nullptr_t) noexcept { return lhs.isNull(); } template<class T> -inline bool operator!=(const QWeakPointer<T> &lhs, std::nullptr_t) Q_DECL_NOTHROW +inline bool operator!=(const QWeakPointer<T> &lhs, std::nullptr_t) noexcept { return !lhs.isNull(); } template<class T> -inline bool operator==(std::nullptr_t, const QWeakPointer<T> &rhs) Q_DECL_NOTHROW +inline bool operator==(std::nullptr_t, const QWeakPointer<T> &rhs) noexcept { return rhs.isNull(); } template<class T> -inline bool operator!=(std::nullptr_t, const QWeakPointer<T> &rhs) Q_DECL_NOTHROW +inline bool operator!=(std::nullptr_t, const QWeakPointer<T> &rhs) noexcept { return !rhs.isNull(); } @@ -887,18 +906,12 @@ Q_INLINE_TEMPLATE QWeakPointer<T> QSharedPointer<T>::toWeakRef() const } template <class T> -inline void qSwap(QSharedPointer<T> &p1, QSharedPointer<T> &p2) -{ - p1.swap(p2); -} +inline void swap(QSharedPointer<T> &p1, QSharedPointer<T> &p2) noexcept +{ p1.swap(p2); } -QT_END_NAMESPACE -namespace std { - template <class T> - inline void swap(QT_PREPEND_NAMESPACE(QSharedPointer)<T> &p1, QT_PREPEND_NAMESPACE(QSharedPointer)<T> &p2) - { p1.swap(p2); } -} -QT_BEGIN_NAMESPACE +template <class T> +inline void swap(QWeakPointer<T> &p1, QWeakPointer<T> &p2) noexcept +{ p1.swap(p2); } namespace QtSharedPointer { // helper functions: @@ -983,11 +996,13 @@ qobject_cast(const QWeakPointer<T> &src) return qSharedPointerObjectCast<typename QtSharedPointer::RemovePointer<X>::Type, T>(src); } +/// ### Qt 6: make this use toStrongRef() (once support for storing +/// non-managed QObjects in QWeakPointer is removed) template<typename T> QWeakPointer<typename std::enable_if<QtPrivate::IsPointerToTypeDerivedFromQObject<T*>::Value, T>::type> qWeakPointerFromVariant(const QVariant &variant) { - return QWeakPointer<T>(qobject_cast<T*>(QtSharedPointer::weakPointerFromVariant_internal(variant).data())); + return QWeakPointer<T>(qobject_cast<T*>(QtPrivate::EnableInternalData::internalData(QtSharedPointer::weakPointerFromVariant_internal(variant)))); } template<typename T> QSharedPointer<typename std::enable_if<QtPrivate::IsPointerToTypeDerivedFromQObject<T*>::Value, T>::type> @@ -996,6 +1011,46 @@ qSharedPointerFromVariant(const QVariant &variant) return qSharedPointerObjectCast<T>(QtSharedPointer::sharedPointerFromVariant_internal(variant)); } +// std::shared_ptr helpers + +template <typename X, class T> +std::shared_ptr<X> qobject_pointer_cast(const std::shared_ptr<T> &src) +{ + using element_type = typename std::shared_ptr<X>::element_type; + return std::shared_ptr<X>(src, qobject_cast<element_type *>(src.get())); +} + +template <typename X, class T> +std::shared_ptr<X> qobject_pointer_cast(std::shared_ptr<T> &&src) +{ + using element_type = typename std::shared_ptr<X>::element_type; + auto castResult = qobject_cast<element_type *>(src.get()); + if (castResult) { + auto result = std::shared_ptr<X>(std::move(src), castResult); +#if __cplusplus <= 201703L + // C++2a's move aliasing constructor will leave src empty. + // Before C++2a we don't really know if the compiler has support for it. + // The move aliasing constructor is the resolution for LWG2996, + // which does not impose a feature-testing macro. So: clear src. + src.reset(); +#endif + return result; + } + return std::shared_ptr<X>(); +} + +template <typename X, class T> +std::shared_ptr<X> qSharedPointerObjectCast(const std::shared_ptr<T> &src) +{ + return qobject_pointer_cast<X>(src); +} + +template <typename X, class T> +std::shared_ptr<X> qSharedPointerObjectCast(std::shared_ptr<T> &&src) +{ + return qobject_pointer_cast<X>(std::move(src)); +} + #endif template<typename T> Q_DECLARE_TYPEINFO_BODY(QWeakPointer<T>, Q_MOVABLE_TYPE); diff --git a/src/corelib/tools/qsize.cpp b/src/corelib/tools/qsize.cpp index 3e97947ad2..fe508ad459 100644 --- a/src/corelib/tools/qsize.cpp +++ b/src/corelib/tools/qsize.cpp @@ -163,7 +163,7 @@ QT_BEGIN_NAMESPACE \sa setWidth(), setHeight(), transposed() */ -void QSize::transpose() Q_DECL_NOTHROW +void QSize::transpose() noexcept { qSwap(wd, ht); } @@ -222,7 +222,7 @@ void QSize::transpose() Q_DECL_NOTHROW Return a size scaled to a rectangle with the given size \a s, according to the specified \a mode. */ -QSize QSize::scaled(const QSize &s, Qt::AspectRatioMode mode) const Q_DECL_NOTHROW +QSize QSize::scaled(const QSize &s, Qt::AspectRatioMode mode) const noexcept { if (mode == Qt::IgnoreAspectRatio || wd == 0 || ht == 0) { return s; @@ -594,7 +594,7 @@ QDebug operator<<(QDebug dbg, const QSize &s) \sa setWidth(), setHeight(), transposed() */ -void QSizeF::transpose() Q_DECL_NOTHROW +void QSizeF::transpose() noexcept { qSwap(wd, ht); } @@ -653,7 +653,7 @@ void QSizeF::transpose() Q_DECL_NOTHROW Returns a size scaled to a rectangle with the given size \a s, according to the specified \a mode. */ -QSizeF QSizeF::scaled(const QSizeF &s, Qt::AspectRatioMode mode) const Q_DECL_NOTHROW +QSizeF QSizeF::scaled(const QSizeF &s, Qt::AspectRatioMode mode) const noexcept { if (mode == Qt::IgnoreAspectRatio || qIsNull(wd) || qIsNull(ht)) { return s; diff --git a/src/corelib/tools/qsize.h b/src/corelib/tools/qsize.h index bb29dca7c4..4114609856 100644 --- a/src/corelib/tools/qsize.h +++ b/src/corelib/tools/qsize.h @@ -52,46 +52,46 @@ QT_BEGIN_NAMESPACE class Q_CORE_EXPORT QSize { public: - Q_DECL_CONSTEXPR QSize() Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QSize(int w, int h) Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline bool isNull() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline bool isEmpty() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline bool isValid() const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline int width() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline int height() const Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setWidth(int w) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setHeight(int h) Q_DECL_NOTHROW; - void transpose() Q_DECL_NOTHROW; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSize transposed() const Q_DECL_NOTHROW; - - inline void scale(int w, int h, Qt::AspectRatioMode mode) Q_DECL_NOTHROW; - inline void scale(const QSize &s, Qt::AspectRatioMode mode) Q_DECL_NOTHROW; - Q_REQUIRED_RESULT QSize scaled(int w, int h, Qt::AspectRatioMode mode) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT QSize scaled(const QSize &s, Qt::AspectRatioMode mode) const Q_DECL_NOTHROW; - - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSize expandedTo(const QSize &) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSize boundedTo(const QSize &) const Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline int &rwidth() Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline int &rheight() Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline QSize &operator+=(const QSize &) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline QSize &operator-=(const QSize &) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline QSize &operator*=(qreal c) Q_DECL_NOTHROW; + Q_DECL_CONSTEXPR QSize() noexcept; + Q_DECL_CONSTEXPR QSize(int w, int h) noexcept; + + Q_DECL_CONSTEXPR inline bool isNull() const noexcept; + Q_DECL_CONSTEXPR inline bool isEmpty() const noexcept; + Q_DECL_CONSTEXPR inline bool isValid() const noexcept; + + Q_DECL_CONSTEXPR inline int width() const noexcept; + Q_DECL_CONSTEXPR inline int height() const noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setWidth(int w) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setHeight(int h) noexcept; + void transpose() noexcept; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSize transposed() const noexcept; + + inline void scale(int w, int h, Qt::AspectRatioMode mode) noexcept; + inline void scale(const QSize &s, Qt::AspectRatioMode mode) noexcept; + Q_REQUIRED_RESULT QSize scaled(int w, int h, Qt::AspectRatioMode mode) const noexcept; + Q_REQUIRED_RESULT QSize scaled(const QSize &s, Qt::AspectRatioMode mode) const noexcept; + + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSize expandedTo(const QSize &) const noexcept; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSize boundedTo(const QSize &) const noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline int &rwidth() noexcept; + Q_DECL_RELAXED_CONSTEXPR inline int &rheight() noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline QSize &operator+=(const QSize &) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline QSize &operator-=(const QSize &) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline QSize &operator*=(qreal c) noexcept; inline QSize &operator/=(qreal c); - friend inline Q_DECL_CONSTEXPR bool operator==(const QSize &, const QSize &) Q_DECL_NOTHROW; - friend inline Q_DECL_CONSTEXPR bool operator!=(const QSize &, const QSize &) Q_DECL_NOTHROW; - friend inline Q_DECL_CONSTEXPR const QSize operator+(const QSize &, const QSize &) Q_DECL_NOTHROW; - friend inline Q_DECL_CONSTEXPR const QSize operator-(const QSize &, const QSize &) Q_DECL_NOTHROW; - friend inline Q_DECL_CONSTEXPR const QSize operator*(const QSize &, qreal) Q_DECL_NOTHROW; - friend inline Q_DECL_CONSTEXPR const QSize operator*(qreal, const QSize &) Q_DECL_NOTHROW; + friend inline Q_DECL_CONSTEXPR bool operator==(const QSize &, const QSize &) noexcept; + friend inline Q_DECL_CONSTEXPR bool operator!=(const QSize &, const QSize &) noexcept; + friend inline Q_DECL_CONSTEXPR const QSize operator+(const QSize &, const QSize &) noexcept; + friend inline Q_DECL_CONSTEXPR const QSize operator-(const QSize &, const QSize &) noexcept; + friend inline Q_DECL_CONSTEXPR const QSize operator*(const QSize &, qreal) noexcept; + friend inline Q_DECL_CONSTEXPR const QSize operator*(qreal, const QSize &) noexcept; friend inline const QSize operator/(const QSize &, qreal); #if defined(Q_OS_DARWIN) || defined(Q_QDOC) - Q_REQUIRED_RESULT CGSize toCGSize() const Q_DECL_NOTHROW; + Q_REQUIRED_RESULT CGSize toCGSize() const noexcept; #endif private: @@ -114,74 +114,74 @@ Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QSize &); QSize inline functions *****************************************************************************/ -Q_DECL_CONSTEXPR inline QSize::QSize() Q_DECL_NOTHROW : wd(-1), ht(-1) {} +Q_DECL_CONSTEXPR inline QSize::QSize() noexcept : wd(-1), ht(-1) {} -Q_DECL_CONSTEXPR inline QSize::QSize(int w, int h) Q_DECL_NOTHROW : wd(w), ht(h) {} +Q_DECL_CONSTEXPR inline QSize::QSize(int w, int h) noexcept : wd(w), ht(h) {} -Q_DECL_CONSTEXPR inline bool QSize::isNull() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QSize::isNull() const noexcept { return wd==0 && ht==0; } -Q_DECL_CONSTEXPR inline bool QSize::isEmpty() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QSize::isEmpty() const noexcept { return wd<1 || ht<1; } -Q_DECL_CONSTEXPR inline bool QSize::isValid() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QSize::isValid() const noexcept { return wd>=0 && ht>=0; } -Q_DECL_CONSTEXPR inline int QSize::width() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QSize::width() const noexcept { return wd; } -Q_DECL_CONSTEXPR inline int QSize::height() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int QSize::height() const noexcept { return ht; } -Q_DECL_RELAXED_CONSTEXPR inline void QSize::setWidth(int w) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QSize::setWidth(int w) noexcept { wd = w; } -Q_DECL_RELAXED_CONSTEXPR inline void QSize::setHeight(int h) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QSize::setHeight(int h) noexcept { ht = h; } -Q_DECL_CONSTEXPR inline QSize QSize::transposed() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QSize QSize::transposed() const noexcept { return QSize(ht, wd); } -inline void QSize::scale(int w, int h, Qt::AspectRatioMode mode) Q_DECL_NOTHROW +inline void QSize::scale(int w, int h, Qt::AspectRatioMode mode) noexcept { scale(QSize(w, h), mode); } -inline void QSize::scale(const QSize &s, Qt::AspectRatioMode mode) Q_DECL_NOTHROW +inline void QSize::scale(const QSize &s, Qt::AspectRatioMode mode) noexcept { *this = scaled(s, mode); } -inline QSize QSize::scaled(int w, int h, Qt::AspectRatioMode mode) const Q_DECL_NOTHROW +inline QSize QSize::scaled(int w, int h, Qt::AspectRatioMode mode) const noexcept { return scaled(QSize(w, h), mode); } -Q_DECL_RELAXED_CONSTEXPR inline int &QSize::rwidth() Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline int &QSize::rwidth() noexcept { return wd; } -Q_DECL_RELAXED_CONSTEXPR inline int &QSize::rheight() Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline int &QSize::rheight() noexcept { return ht; } -Q_DECL_RELAXED_CONSTEXPR inline QSize &QSize::operator+=(const QSize &s) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QSize &QSize::operator+=(const QSize &s) noexcept { wd+=s.wd; ht+=s.ht; return *this; } -Q_DECL_RELAXED_CONSTEXPR inline QSize &QSize::operator-=(const QSize &s) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QSize &QSize::operator-=(const QSize &s) noexcept { wd-=s.wd; ht-=s.ht; return *this; } -Q_DECL_RELAXED_CONSTEXPR inline QSize &QSize::operator*=(qreal c) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QSize &QSize::operator*=(qreal c) noexcept { wd = qRound(wd*c); ht = qRound(ht*c); return *this; } -Q_DECL_CONSTEXPR inline bool operator==(const QSize &s1, const QSize &s2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator==(const QSize &s1, const QSize &s2) noexcept { return s1.wd == s2.wd && s1.ht == s2.ht; } -Q_DECL_CONSTEXPR inline bool operator!=(const QSize &s1, const QSize &s2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator!=(const QSize &s1, const QSize &s2) noexcept { return s1.wd != s2.wd || s1.ht != s2.ht; } -Q_DECL_CONSTEXPR inline const QSize operator+(const QSize & s1, const QSize & s2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline const QSize operator+(const QSize & s1, const QSize & s2) noexcept { return QSize(s1.wd+s2.wd, s1.ht+s2.ht); } -Q_DECL_CONSTEXPR inline const QSize operator-(const QSize &s1, const QSize &s2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline const QSize operator-(const QSize &s1, const QSize &s2) noexcept { return QSize(s1.wd-s2.wd, s1.ht-s2.ht); } -Q_DECL_CONSTEXPR inline const QSize operator*(const QSize &s, qreal c) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline const QSize operator*(const QSize &s, qreal c) noexcept { return QSize(qRound(s.wd*c), qRound(s.ht*c)); } -Q_DECL_CONSTEXPR inline const QSize operator*(qreal c, const QSize &s) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline const QSize operator*(qreal c, const QSize &s) noexcept { return QSize(qRound(s.wd*c), qRound(s.ht*c)); } inline QSize &QSize::operator/=(qreal c) @@ -197,12 +197,12 @@ inline const QSize operator/(const QSize &s, qreal c) return QSize(qRound(s.wd/c), qRound(s.ht/c)); } -Q_DECL_CONSTEXPR inline QSize QSize::expandedTo(const QSize & otherSize) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QSize QSize::expandedTo(const QSize & otherSize) const noexcept { return QSize(qMax(wd,otherSize.wd), qMax(ht,otherSize.ht)); } -Q_DECL_CONSTEXPR inline QSize QSize::boundedTo(const QSize & otherSize) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QSize QSize::boundedTo(const QSize & otherSize) const noexcept { return QSize(qMin(wd,otherSize.wd), qMin(ht,otherSize.ht)); } @@ -215,50 +215,50 @@ Q_CORE_EXPORT QDebug operator<<(QDebug, const QSize &); class Q_CORE_EXPORT QSizeF { public: - Q_DECL_CONSTEXPR QSizeF() Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QSizeF(const QSize &sz) Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR QSizeF(qreal w, qreal h) Q_DECL_NOTHROW; - - inline bool isNull() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline bool isEmpty() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline bool isValid() const Q_DECL_NOTHROW; - - Q_DECL_CONSTEXPR inline qreal width() const Q_DECL_NOTHROW; - Q_DECL_CONSTEXPR inline qreal height() const Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setWidth(qreal w) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline void setHeight(qreal h) Q_DECL_NOTHROW; - void transpose() Q_DECL_NOTHROW; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSizeF transposed() const Q_DECL_NOTHROW; - - inline void scale(qreal w, qreal h, Qt::AspectRatioMode mode) Q_DECL_NOTHROW; - inline void scale(const QSizeF &s, Qt::AspectRatioMode mode) Q_DECL_NOTHROW; - Q_REQUIRED_RESULT QSizeF scaled(qreal w, qreal h, Qt::AspectRatioMode mode) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT QSizeF scaled(const QSizeF &s, Qt::AspectRatioMode mode) const Q_DECL_NOTHROW; - - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSizeF expandedTo(const QSizeF &) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSizeF boundedTo(const QSizeF &) const Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline qreal &rwidth() Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline qreal &rheight() Q_DECL_NOTHROW; - - Q_DECL_RELAXED_CONSTEXPR inline QSizeF &operator+=(const QSizeF &) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline QSizeF &operator-=(const QSizeF &) Q_DECL_NOTHROW; - Q_DECL_RELAXED_CONSTEXPR inline QSizeF &operator*=(qreal c) Q_DECL_NOTHROW; + Q_DECL_CONSTEXPR QSizeF() noexcept; + Q_DECL_CONSTEXPR QSizeF(const QSize &sz) noexcept; + Q_DECL_CONSTEXPR QSizeF(qreal w, qreal h) noexcept; + + inline bool isNull() const noexcept; + Q_DECL_CONSTEXPR inline bool isEmpty() const noexcept; + Q_DECL_CONSTEXPR inline bool isValid() const noexcept; + + Q_DECL_CONSTEXPR inline qreal width() const noexcept; + Q_DECL_CONSTEXPR inline qreal height() const noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setWidth(qreal w) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline void setHeight(qreal h) noexcept; + void transpose() noexcept; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSizeF transposed() const noexcept; + + inline void scale(qreal w, qreal h, Qt::AspectRatioMode mode) noexcept; + inline void scale(const QSizeF &s, Qt::AspectRatioMode mode) noexcept; + Q_REQUIRED_RESULT QSizeF scaled(qreal w, qreal h, Qt::AspectRatioMode mode) const noexcept; + Q_REQUIRED_RESULT QSizeF scaled(const QSizeF &s, Qt::AspectRatioMode mode) const noexcept; + + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSizeF expandedTo(const QSizeF &) const noexcept; + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR inline QSizeF boundedTo(const QSizeF &) const noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline qreal &rwidth() noexcept; + Q_DECL_RELAXED_CONSTEXPR inline qreal &rheight() noexcept; + + Q_DECL_RELAXED_CONSTEXPR inline QSizeF &operator+=(const QSizeF &) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline QSizeF &operator-=(const QSizeF &) noexcept; + Q_DECL_RELAXED_CONSTEXPR inline QSizeF &operator*=(qreal c) noexcept; inline QSizeF &operator/=(qreal c); - friend Q_DECL_CONSTEXPR inline bool operator==(const QSizeF &, const QSizeF &) Q_DECL_NOTHROW; - friend Q_DECL_CONSTEXPR inline bool operator!=(const QSizeF &, const QSizeF &) Q_DECL_NOTHROW; - friend Q_DECL_CONSTEXPR inline const QSizeF operator+(const QSizeF &, const QSizeF &) Q_DECL_NOTHROW; - friend Q_DECL_CONSTEXPR inline const QSizeF operator-(const QSizeF &, const QSizeF &) Q_DECL_NOTHROW; - friend Q_DECL_CONSTEXPR inline const QSizeF operator*(const QSizeF &, qreal) Q_DECL_NOTHROW; - friend Q_DECL_CONSTEXPR inline const QSizeF operator*(qreal, const QSizeF &) Q_DECL_NOTHROW; + friend Q_DECL_CONSTEXPR inline bool operator==(const QSizeF &, const QSizeF &) noexcept; + friend Q_DECL_CONSTEXPR inline bool operator!=(const QSizeF &, const QSizeF &) noexcept; + friend Q_DECL_CONSTEXPR inline const QSizeF operator+(const QSizeF &, const QSizeF &) noexcept; + friend Q_DECL_CONSTEXPR inline const QSizeF operator-(const QSizeF &, const QSizeF &) noexcept; + friend Q_DECL_CONSTEXPR inline const QSizeF operator*(const QSizeF &, qreal) noexcept; + friend Q_DECL_CONSTEXPR inline const QSizeF operator*(qreal, const QSizeF &) noexcept; friend inline const QSizeF operator/(const QSizeF &, qreal); - Q_DECL_CONSTEXPR inline QSize toSize() const Q_DECL_NOTHROW; + Q_DECL_CONSTEXPR inline QSize toSize() const noexcept; #if defined(Q_OS_DARWIN) || defined(Q_QDOC) - Q_REQUIRED_RESULT static QSizeF fromCGSize(CGSize size) Q_DECL_NOTHROW; - Q_REQUIRED_RESULT CGSize toCGSize() const Q_DECL_NOTHROW; + Q_REQUIRED_RESULT static QSizeF fromCGSize(CGSize size) noexcept; + Q_REQUIRED_RESULT CGSize toCGSize() const noexcept; #endif private: @@ -282,76 +282,76 @@ Q_CORE_EXPORT QDataStream &operator>>(QDataStream &, QSizeF &); QSizeF inline functions *****************************************************************************/ -Q_DECL_CONSTEXPR inline QSizeF::QSizeF() Q_DECL_NOTHROW : wd(-1.), ht(-1.) {} +Q_DECL_CONSTEXPR inline QSizeF::QSizeF() noexcept : wd(-1.), ht(-1.) {} -Q_DECL_CONSTEXPR inline QSizeF::QSizeF(const QSize &sz) Q_DECL_NOTHROW : wd(sz.width()), ht(sz.height()) {} +Q_DECL_CONSTEXPR inline QSizeF::QSizeF(const QSize &sz) noexcept : wd(sz.width()), ht(sz.height()) {} -Q_DECL_CONSTEXPR inline QSizeF::QSizeF(qreal w, qreal h) Q_DECL_NOTHROW : wd(w), ht(h) {} +Q_DECL_CONSTEXPR inline QSizeF::QSizeF(qreal w, qreal h) noexcept : wd(w), ht(h) {} -inline bool QSizeF::isNull() const Q_DECL_NOTHROW +inline bool QSizeF::isNull() const noexcept { return qIsNull(wd) && qIsNull(ht); } -Q_DECL_CONSTEXPR inline bool QSizeF::isEmpty() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QSizeF::isEmpty() const noexcept { return wd <= 0. || ht <= 0.; } -Q_DECL_CONSTEXPR inline bool QSizeF::isValid() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool QSizeF::isValid() const noexcept { return wd >= 0. && ht >= 0.; } -Q_DECL_CONSTEXPR inline qreal QSizeF::width() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline qreal QSizeF::width() const noexcept { return wd; } -Q_DECL_CONSTEXPR inline qreal QSizeF::height() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline qreal QSizeF::height() const noexcept { return ht; } -Q_DECL_RELAXED_CONSTEXPR inline void QSizeF::setWidth(qreal w) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QSizeF::setWidth(qreal w) noexcept { wd = w; } -Q_DECL_RELAXED_CONSTEXPR inline void QSizeF::setHeight(qreal h) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline void QSizeF::setHeight(qreal h) noexcept { ht = h; } -Q_DECL_CONSTEXPR inline QSizeF QSizeF::transposed() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QSizeF QSizeF::transposed() const noexcept { return QSizeF(ht, wd); } -inline void QSizeF::scale(qreal w, qreal h, Qt::AspectRatioMode mode) Q_DECL_NOTHROW +inline void QSizeF::scale(qreal w, qreal h, Qt::AspectRatioMode mode) noexcept { scale(QSizeF(w, h), mode); } -inline void QSizeF::scale(const QSizeF &s, Qt::AspectRatioMode mode) Q_DECL_NOTHROW +inline void QSizeF::scale(const QSizeF &s, Qt::AspectRatioMode mode) noexcept { *this = scaled(s, mode); } -inline QSizeF QSizeF::scaled(qreal w, qreal h, Qt::AspectRatioMode mode) const Q_DECL_NOTHROW +inline QSizeF QSizeF::scaled(qreal w, qreal h, Qt::AspectRatioMode mode) const noexcept { return scaled(QSizeF(w, h), mode); } -Q_DECL_RELAXED_CONSTEXPR inline qreal &QSizeF::rwidth() Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline qreal &QSizeF::rwidth() noexcept { return wd; } -Q_DECL_RELAXED_CONSTEXPR inline qreal &QSizeF::rheight() Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline qreal &QSizeF::rheight() noexcept { return ht; } -Q_DECL_RELAXED_CONSTEXPR inline QSizeF &QSizeF::operator+=(const QSizeF &s) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QSizeF &QSizeF::operator+=(const QSizeF &s) noexcept { wd += s.wd; ht += s.ht; return *this; } -Q_DECL_RELAXED_CONSTEXPR inline QSizeF &QSizeF::operator-=(const QSizeF &s) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QSizeF &QSizeF::operator-=(const QSizeF &s) noexcept { wd -= s.wd; ht -= s.ht; return *this; } -Q_DECL_RELAXED_CONSTEXPR inline QSizeF &QSizeF::operator*=(qreal c) Q_DECL_NOTHROW +Q_DECL_RELAXED_CONSTEXPR inline QSizeF &QSizeF::operator*=(qreal c) noexcept { wd *= c; ht *= c; return *this; } -Q_DECL_CONSTEXPR inline bool operator==(const QSizeF &s1, const QSizeF &s2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator==(const QSizeF &s1, const QSizeF &s2) noexcept { return qFuzzyCompare(s1.wd, s2.wd) && qFuzzyCompare(s1.ht, s2.ht); } -Q_DECL_CONSTEXPR inline bool operator!=(const QSizeF &s1, const QSizeF &s2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline bool operator!=(const QSizeF &s1, const QSizeF &s2) noexcept { return !qFuzzyCompare(s1.wd, s2.wd) || !qFuzzyCompare(s1.ht, s2.ht); } -Q_DECL_CONSTEXPR inline const QSizeF operator+(const QSizeF & s1, const QSizeF & s2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline const QSizeF operator+(const QSizeF & s1, const QSizeF & s2) noexcept { return QSizeF(s1.wd+s2.wd, s1.ht+s2.ht); } -Q_DECL_CONSTEXPR inline const QSizeF operator-(const QSizeF &s1, const QSizeF &s2) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline const QSizeF operator-(const QSizeF &s1, const QSizeF &s2) noexcept { return QSizeF(s1.wd-s2.wd, s1.ht-s2.ht); } -Q_DECL_CONSTEXPR inline const QSizeF operator*(const QSizeF &s, qreal c) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline const QSizeF operator*(const QSizeF &s, qreal c) noexcept { return QSizeF(s.wd*c, s.ht*c); } -Q_DECL_CONSTEXPR inline const QSizeF operator*(qreal c, const QSizeF &s) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline const QSizeF operator*(qreal c, const QSizeF &s) noexcept { return QSizeF(s.wd*c, s.ht*c); } inline QSizeF &QSizeF::operator/=(qreal c) @@ -367,17 +367,17 @@ inline const QSizeF operator/(const QSizeF &s, qreal c) return QSizeF(s.wd/c, s.ht/c); } -Q_DECL_CONSTEXPR inline QSizeF QSizeF::expandedTo(const QSizeF & otherSize) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QSizeF QSizeF::expandedTo(const QSizeF & otherSize) const noexcept { return QSizeF(qMax(wd,otherSize.wd), qMax(ht,otherSize.ht)); } -Q_DECL_CONSTEXPR inline QSizeF QSizeF::boundedTo(const QSizeF & otherSize) const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QSizeF QSizeF::boundedTo(const QSizeF & otherSize) const noexcept { return QSizeF(qMin(wd,otherSize.wd), qMin(ht,otherSize.ht)); } -Q_DECL_CONSTEXPR inline QSize QSizeF::toSize() const Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline QSize QSizeF::toSize() const noexcept { return QSize(qRound(wd), qRound(ht)); } diff --git a/src/corelib/tools/qstack.h b/src/corelib/tools/qstack.h index bf04935b50..e59212aa2a 100644 --- a/src/corelib/tools/qstack.h +++ b/src/corelib/tools/qstack.h @@ -50,7 +50,7 @@ class QStack : public QVector<T> { public: // compiler-generated special member functions are fine! - inline void swap(QStack<T> &other) Q_DECL_NOTHROW { QVector<T>::swap(other); } // prevent QVector<->QStack swaps + inline void swap(QStack<T> &other) noexcept { QVector<T>::swap(other); } // prevent QVector<->QStack swaps inline void push(const T &t) { QVector<T>::append(t); } T pop(); T &top(); diff --git a/src/corelib/tools/qstring.cpp b/src/corelib/tools/qstring.cpp index ee9d486eb8..345a786df4 100644 --- a/src/corelib/tools/qstring.cpp +++ b/src/corelib/tools/qstring.cpp @@ -2,6 +2,7 @@ ** ** Copyright (C) 2016 The Qt Company Ltd. ** Copyright (C) 2018 Intel Corporation. +** Copyright (C) 2019 Mail.ru Group. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -142,19 +143,12 @@ extern "C" void qt_toLatin1_mips_dsp_asm(uchar *dst, const ushort *src, int leng #endif // internal -int qFindString(const QChar *haystack, int haystackLen, int from, - const QChar *needle, int needleLen, Qt::CaseSensitivity cs); -int qFindStringBoyerMoore(const QChar *haystack, int haystackLen, int from, - const QChar *needle, int needleLen, Qt::CaseSensitivity cs); -static inline int qt_last_index_of(const QChar *haystack, int haystackLen, QChar needle, - int from, Qt::CaseSensitivity cs); -static inline int qt_string_count(const QChar *haystack, int haystackLen, - const QChar *needle, int needleLen, - Qt::CaseSensitivity cs); -static inline int qt_string_count(const QChar *haystack, int haystackLen, - QChar needle, Qt::CaseSensitivity cs); -static inline int qt_find_latin1_string(const QChar *hay, int size, QLatin1String needle, - int from, Qt::CaseSensitivity cs); +qsizetype qFindStringBoyerMoore(QStringView haystack, qsizetype from, QStringView needle, Qt::CaseSensitivity cs); +static inline qsizetype qFindChar(QStringView str, QChar ch, qsizetype from, Qt::CaseSensitivity cs) noexcept; +static inline qsizetype qt_last_index_of(QStringView haystack, QChar needle, qsizetype from, Qt::CaseSensitivity cs); +static inline qsizetype qt_string_count(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs); +static inline qsizetype qt_string_count(QStringView haystack, QChar needle, Qt::CaseSensitivity cs); + static inline bool qt_starts_with(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs); static inline bool qt_starts_with(QStringView haystack, QLatin1String needle, Qt::CaseSensitivity cs); static inline bool qt_starts_with(QStringView haystack, QChar needle, Qt::CaseSensitivity cs); @@ -162,7 +156,7 @@ static inline bool qt_ends_with(QStringView haystack, QStringView needle, Qt::Ca static inline bool qt_ends_with(QStringView haystack, QLatin1String needle, Qt::CaseSensitivity cs); static inline bool qt_ends_with(QStringView haystack, QChar needle, Qt::CaseSensitivity cs); -qsizetype QtPrivate::qustrlen(const ushort *str) Q_DECL_NOTHROW +qsizetype QtPrivate::qustrlen(const ushort *str) noexcept { qsizetype result = 0; @@ -208,7 +202,7 @@ qsizetype QtPrivate::qustrlen(const ushort *str) Q_DECL_NOTHROW return result; } -#if defined(Q_COMPILER_LAMBDA) && !defined(__OPTIMIZE_SIZE__) +#if !defined(__OPTIMIZE_SIZE__) namespace { template <uint MaxCount> struct UnrollTailLoop { @@ -460,7 +454,7 @@ static Q_ALWAYS_INLINE __m128i mm_load8_zero_extend(const void *ptr) // Note: ptr on output may be off by one and point to a preceding US-ASCII // character. Usually harmless. -bool qt_is_ascii(const char *&ptr, const char *end) Q_DECL_NOTHROW +bool qt_is_ascii(const char *&ptr, const char *end) noexcept { #if defined(__SSE2__) // Testing for the high bit can be done efficiently with just PMOVMSKB @@ -520,7 +514,7 @@ bool qt_is_ascii(const char *&ptr, const char *end) Q_DECL_NOTHROW return true; } -bool QtPrivate::isAscii(QLatin1String s) Q_DECL_NOTHROW +bool QtPrivate::isAscii(QLatin1String s) noexcept { const char *ptr = s.begin(); const char *end = s.end(); @@ -547,7 +541,7 @@ static bool isAscii(const QChar *&ptr, const QChar *end) return true; } -bool QtPrivate::isAscii(QStringView s) Q_DECL_NOTHROW +bool QtPrivate::isAscii(QStringView s) noexcept { const QChar *ptr = s.begin(); const QChar *end = s.end(); @@ -555,7 +549,7 @@ bool QtPrivate::isAscii(QStringView s) Q_DECL_NOTHROW return isAscii(ptr, end); } -bool QtPrivate::isLatin1(QStringView s) Q_DECL_NOTHROW +bool QtPrivate::isLatin1(QStringView s) noexcept { const QChar *ptr = s.begin(); const QChar *end = s.end(); @@ -595,7 +589,7 @@ bool QtPrivate::isLatin1(QStringView s) Q_DECL_NOTHROW } // conversion between Latin 1 and UTF-16 -void qt_from_latin1(ushort *dst, const char *str, size_t size) Q_DECL_NOTHROW +void qt_from_latin1(ushort *dst, const char *str, size_t size) noexcept { /* SIMD: * Unpacking with SSE has been shown to improve performance on recent CPUs @@ -638,7 +632,7 @@ void qt_from_latin1(ushort *dst, const char *str, size_t size) Q_DECL_NOTHROW size = size % 8; dst += offset; str += offset; -# if defined(Q_COMPILER_LAMBDA) && !defined(__OPTIMIZE_SIZE__) +# if !defined(__OPTIMIZE_SIZE__) return UnrollTailLoop<7>::exec(int(size), [=](int i) { dst[i] = (uchar)str[i]; }); # endif #endif @@ -833,9 +827,9 @@ static int ucstricmp(const QChar *a, const QChar *ae, const QChar *b, const QCha uint alast = 0; uint blast = 0; while (a < e) { -// qDebug() << hex << alast << blast; -// qDebug() << hex << "*a=" << *a << "alast=" << alast << "folded=" << foldCase (*a, alast); -// qDebug() << hex << "*b=" << *b << "blast=" << blast << "folded=" << foldCase (*b, blast); +// qDebug() << Qt::hex << alast << blast; +// qDebug() << Qt::hex << "*a=" << *a << "alast=" << alast << "folded=" << foldCase (*a, alast); +// qDebug() << Qt::hex << "*b=" << *b << "blast=" << blast << "folded=" << foldCase (*b, blast); int diff = foldCase(a->unicode(), alast) - foldCase(b->unicode(), blast); if ((diff)) return diff; @@ -1152,7 +1146,7 @@ static int ucstrncmp(const QChar *a, const uchar *c, size_t l) } template <typename Number> -Q_DECL_CONSTEXPR int lencmp(Number lhs, Number rhs) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR int lencmp(Number lhs, Number rhs) noexcept { return lhs == rhs ? 0 : lhs > rhs ? 1 : @@ -1176,7 +1170,7 @@ static int ucstrcmp(const QChar *a, size_t alen, const char *b, size_t blen) return cmp ? cmp : lencmp(alen, blen); } -static int qt_compare_strings(QStringView lhs, QStringView rhs, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +static int qt_compare_strings(QStringView lhs, QStringView rhs, Qt::CaseSensitivity cs) noexcept { if (cs == Qt::CaseSensitive) return ucstrcmp(lhs.begin(), lhs.size(), rhs.begin(), rhs.size()); @@ -1184,7 +1178,7 @@ static int qt_compare_strings(QStringView lhs, QStringView rhs, Qt::CaseSensitiv return ucstricmp(lhs.begin(), lhs.end(), rhs.begin(), rhs.end()); } -static int qt_compare_strings(QStringView lhs, QLatin1String rhs, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +static int qt_compare_strings(QStringView lhs, QLatin1String rhs, Qt::CaseSensitivity cs) noexcept { if (cs == Qt::CaseSensitive) return ucstrcmp(lhs.begin(), lhs.size(), rhs.begin(), rhs.size()); @@ -1192,12 +1186,12 @@ static int qt_compare_strings(QStringView lhs, QLatin1String rhs, Qt::CaseSensit return ucstricmp(lhs.begin(), lhs.end(), rhs.begin(), rhs.end()); } -static int qt_compare_strings(QLatin1String lhs, QStringView rhs, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +static int qt_compare_strings(QLatin1String lhs, QStringView rhs, Qt::CaseSensitivity cs) noexcept { return -qt_compare_strings(rhs, lhs, cs); } -static int qt_compare_strings(QLatin1String lhs, QLatin1String rhs, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +static int qt_compare_strings(QLatin1String lhs, QLatin1String rhs, Qt::CaseSensitivity cs) noexcept { if (cs == Qt::CaseInsensitive) return qstrnicmp(lhs.data(), lhs.size(), rhs.data(), rhs.size()); @@ -1222,7 +1216,7 @@ static int qt_compare_strings(QLatin1String lhs, QLatin1String rhs, Qt::CaseSens of the characters and is very fast, but is not what a human would expect. Consider sorting user-visible strings with QString::localeAwareCompare(). */ -int QtPrivate::compareStrings(QStringView lhs, QStringView rhs, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +int QtPrivate::compareStrings(QStringView lhs, QStringView rhs, Qt::CaseSensitivity cs) noexcept { return qt_compare_strings(lhs, rhs, cs); } @@ -1242,7 +1236,7 @@ int QtPrivate::compareStrings(QStringView lhs, QStringView rhs, Qt::CaseSensitiv of the characters and is very fast, but is not what a human would expect. Consider sorting user-visible strings with QString::localeAwareCompare(). */ -int QtPrivate::compareStrings(QStringView lhs, QLatin1String rhs, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +int QtPrivate::compareStrings(QStringView lhs, QLatin1String rhs, Qt::CaseSensitivity cs) noexcept { return qt_compare_strings(lhs, rhs, cs); } @@ -1262,7 +1256,7 @@ int QtPrivate::compareStrings(QStringView lhs, QLatin1String rhs, Qt::CaseSensit of the characters and is very fast, but is not what a human would expect. Consider sorting user-visible strings with QString::localeAwareCompare(). */ -int QtPrivate::compareStrings(QLatin1String lhs, QStringView rhs, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +int QtPrivate::compareStrings(QLatin1String lhs, QStringView rhs, Qt::CaseSensitivity cs) noexcept { return qt_compare_strings(lhs, rhs, cs); } @@ -1282,47 +1276,14 @@ int QtPrivate::compareStrings(QLatin1String lhs, QStringView rhs, Qt::CaseSensit of the characters and is very fast, but is not what a human would expect. Consider sorting user-visible strings with QString::localeAwareCompare(). */ -int QtPrivate::compareStrings(QLatin1String lhs, QLatin1String rhs, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +int QtPrivate::compareStrings(QLatin1String lhs, QLatin1String rhs, Qt::CaseSensitivity cs) noexcept { return qt_compare_strings(lhs, rhs, cs); } -/*! - \internal - - Returns the index position of the first occurrence of the - character \a ch in the string given by \a str and \a len, - searching forward from index - position \a from. Returns -1 if \a ch could not be found. -*/ -static int findChar(const QChar *str, int len, QChar ch, int from, - Qt::CaseSensitivity cs) -{ - const ushort *s = (const ushort *)str; - ushort c = ch.unicode(); - if (from < 0) - from = qMax(from + len, 0); - if (from < len) { - const ushort *n = s + from; - const ushort *e = s + len; - if (cs == Qt::CaseSensitive) { - n = QtPrivate::qustrchr(QStringView(n, e), c); - if (n != e) - return n - s; - } else { - c = foldCase(c); - --n; - while (++n != e) - if (foldCase(*n) == c) - return n - s; - } - } - return -1; -} - #define REHASH(a) \ - if (sl_minus_1 < sizeof(uint) * CHAR_BIT) \ - hashHaystack -= uint(a) << sl_minus_1; \ + if (sl_minus_1 < sizeof(std::size_t) * CHAR_BIT) \ + hashHaystack -= std::size_t(a) << sl_minus_1; \ hashHaystack <<= 1 inline bool qIsUpper(char ch) @@ -2089,7 +2050,7 @@ int QString::toUcs4_helper(const ushort *uc, int length, uint *out) \note This function does not append a null character to the array. - \sa utf16(), toUcs4(), toLatin1(), toUtf8(), toLocal8Bit(), toStdWString() + \sa utf16(), toUcs4(), toLatin1(), toUtf8(), toLocal8Bit(), toStdWString(), QStringView::toWCharArray() */ /*! \fn QString::QString(const QString &other) @@ -2410,7 +2371,7 @@ void QString::expand(int i) string. */ -QString &QString::operator=(const QString &other) Q_DECL_NOTHROW +QString &QString::operator=(const QString &other) noexcept { other.d->ref.ref(); if (!d->ref.deref()) @@ -3083,7 +3044,7 @@ void QString::replace_helper(uint *indices, int nIndices, int blen, const QChar { // Copy after if it lies inside our own d->data() area (which we could // possibly invalidate via a realloc or modify by replacement). - QChar *afterBuffer = 0; + QChar *afterBuffer = nullptr; if (pointsIntoRange(after, d->data(), d->size)) // Use copy in place of vulnerable original: after = afterBuffer = textCopy(after, alen); @@ -3168,7 +3129,7 @@ QString &QString::replace(const QChar *before, int blen, return *this; QStringMatcher matcher(before, blen, cs); - QChar *beforeBuffer = 0, *afterBuffer = 0; + QChar *beforeBuffer = nullptr, *afterBuffer = nullptr; int index = 0; while (1) { @@ -3396,7 +3357,7 @@ QString &QString::replace(QChar c, QLatin1String after, Qt::CaseSensitivity cs) expect. Consider sorting user-interface strings with localeAwareCompare(). */ -bool operator==(const QString &s1, const QString &s2) Q_DECL_NOTHROW +bool operator==(const QString &s1, const QString &s2) noexcept { if (s1.d->size != s2.d->size) return false; @@ -3409,7 +3370,7 @@ bool operator==(const QString &s1, const QString &s2) Q_DECL_NOTHROW Returns \c true if this string is equal to \a other; otherwise returns \c false. */ -bool QString::operator==(QLatin1String other) const Q_DECL_NOTHROW +bool QString::operator==(QLatin1String other) const noexcept { if (d->size != other.size()) return false; @@ -3461,7 +3422,7 @@ bool QString::operator==(QLatin1String other) const Q_DECL_NOTHROW expect. Consider sorting user-interface strings using the QString::localeAwareCompare() function. */ -bool operator<(const QString &s1, const QString &s2) Q_DECL_NOTHROW +bool operator<(const QString &s1, const QString &s2) noexcept { return qt_compare_strings(s1, s2, Qt::CaseSensitive) < 0; } @@ -3472,7 +3433,7 @@ bool operator<(const QString &s1, const QString &s2) Q_DECL_NOTHROW Returns \c true if this string is lexically less than the parameter string called \a other; otherwise returns \c false. */ -bool QString::operator<(QLatin1String other) const Q_DECL_NOTHROW +bool QString::operator<(QLatin1String other) const noexcept { return qt_compare_strings(*this, other, Qt::CaseSensitive) < 0; } @@ -3581,7 +3542,7 @@ bool QString::operator<(QLatin1String other) const Q_DECL_NOTHROW Returns \c true if this string is lexically greater than the parameter string \a other; otherwise returns \c false. */ -bool QString::operator>(QLatin1String other) const Q_DECL_NOTHROW +bool QString::operator>(QLatin1String other) const noexcept { return qt_compare_strings(*this, other, Qt::CaseSensitive) > 0; } @@ -3719,6 +3680,7 @@ bool QString::operator>(QLatin1String other) const Q_DECL_NOTHROW \sa QT_NO_CAST_FROM_ASCII */ +#if QT_STRINGVIEW_LEVEL < 2 /*! Returns the index position of the first occurrence of the string \a str in this string, searching forward from index position \a @@ -3738,8 +3700,28 @@ bool QString::operator>(QLatin1String other) const Q_DECL_NOTHROW */ int QString::indexOf(const QString &str, int from, Qt::CaseSensitivity cs) const { - return qFindString(unicode(), length(), from, str.unicode(), str.length(), cs); + // ### Qt6: qsize + return int(QtPrivate::findString(QStringView(unicode(), length()), from, QStringView(str.unicode(), str.length()), cs)); } +#endif // QT_STRINGVIEW_LEVEL < 2 + +/*! + \fn int QString::indexOf(QStringView str, int from, Qt::CaseSensitivity cs) const + \since 5.14 + \overload indexOf() + + Returns the index position of the first occurrence of the string view \a str + in this string, searching forward from index position \a from. + Returns -1 if \a str is not found. + + If \a cs is Qt::CaseSensitive (default), the search is case + sensitive; otherwise the search is case insensitive. + + If \a from is -1, the search starts at the last character; if it is + -2, at the next to last character and so on. + + \sa QStringView::indexOf(), lastIndexOf(), contains(), count() +*/ /*! \since 4.5 @@ -3762,85 +3744,8 @@ int QString::indexOf(const QString &str, int from, Qt::CaseSensitivity cs) const int QString::indexOf(QLatin1String str, int from, Qt::CaseSensitivity cs) const { - return qt_find_latin1_string(unicode(), size(), str, from, cs); -} - -int qFindString( - const QChar *haystack0, int haystackLen, int from, - const QChar *needle0, int needleLen, Qt::CaseSensitivity cs) -{ - const int l = haystackLen; - const int sl = needleLen; - if (from < 0) - from += l; - if (uint(sl + from) > (uint)l) - return -1; - if (!sl) - return from; - if (!l) - return -1; - - if (sl == 1) - return findChar(haystack0, haystackLen, needle0[0], from, cs); - - /* - We use the Boyer-Moore algorithm in cases where the overhead - for the skip table should pay off, otherwise we use a simple - hash function. - */ - if (l > 500 && sl > 5) - return qFindStringBoyerMoore(haystack0, haystackLen, from, - needle0, needleLen, cs); - - auto sv = [sl](const ushort *v) { return QStringView(v, sl); }; - /* - We use some hashing for efficiency's sake. Instead of - comparing strings, we compare the hash value of str with that - of a part of this QString. Only if that matches, we call - qt_string_compare(). - */ - const ushort *needle = (const ushort *)needle0; - const ushort *haystack = (const ushort *)haystack0 + from; - const ushort *end = (const ushort *)haystack0 + (l-sl); - const uint sl_minus_1 = sl - 1; - uint hashNeedle = 0, hashHaystack = 0; - int idx; - - if (cs == Qt::CaseSensitive) { - for (idx = 0; idx < sl; ++idx) { - hashNeedle = ((hashNeedle<<1) + needle[idx]); - hashHaystack = ((hashHaystack<<1) + haystack[idx]); - } - hashHaystack -= haystack[sl_minus_1]; - - while (haystack <= end) { - hashHaystack += haystack[sl_minus_1]; - if (hashHaystack == hashNeedle - && qt_compare_strings(sv(needle), sv(haystack), Qt::CaseSensitive) == 0) - return haystack - (const ushort *)haystack0; - - REHASH(*haystack); - ++haystack; - } - } else { - const ushort *haystack_start = (const ushort *)haystack0; - for (idx = 0; idx < sl; ++idx) { - hashNeedle = (hashNeedle<<1) + foldCase(needle + idx, needle); - hashHaystack = (hashHaystack<<1) + foldCase(haystack + idx, haystack_start); - } - hashHaystack -= foldCase(haystack + sl_minus_1, haystack_start); - - while (haystack <= end) { - hashHaystack += foldCase(haystack + sl_minus_1, haystack_start); - if (hashHaystack == hashNeedle - && qt_compare_strings(sv(needle), sv(haystack), Qt::CaseInsensitive) == 0) - return haystack - (const ushort *)haystack0; - - REHASH(foldCase(haystack, haystack_start)); - ++haystack; - } - } - return -1; + // ### Qt6: qsize + return int(QtPrivate::findString(QStringView(unicode(), size()), from, str, cs)); } /*! @@ -3852,9 +3757,11 @@ int qFindString( */ int QString::indexOf(QChar ch, int from, Qt::CaseSensitivity cs) const { - return findChar(unicode(), length(), ch, from, cs); + // ### Qt6: qsize + return int(qFindChar(QStringView(unicode(), length()), ch, from, cs)); } +#if QT_STRINGVIEW_LEVEL < 2 /*! \since 4.8 @@ -3869,8 +3776,10 @@ int QString::indexOf(QChar ch, int from, Qt::CaseSensitivity cs) const */ int QString::indexOf(const QStringRef &str, int from, Qt::CaseSensitivity cs) const { - return qFindString(unicode(), length(), from, str.unicode(), str.length(), cs); + // ### Qt6: qsize + return int(QtPrivate::findString(QStringView(unicode(), length()), from, QStringView(str.unicode(), str.length()), cs)); } +#endif // QT_STRINGVIEW_LEVEL < 2 static int lastIndexOfHelper(const ushort *haystack, int from, const ushort *needle, int sl, Qt::CaseSensitivity cs) { @@ -3992,7 +3901,8 @@ int QString::lastIndexOf(QLatin1String str, int from, Qt::CaseSensitivity cs) co */ int QString::lastIndexOf(QChar ch, int from, Qt::CaseSensitivity cs) const { - return qt_last_index_of(unicode(), size(), ch, from, cs); + // ### Qt6: qsize + return int(qt_last_index_of(QStringView(unicode(), size()), ch, from, cs)); } /*! @@ -4325,7 +4235,8 @@ QString &QString::replace(const QRegularExpression &re, const QString &after) int QString::count(const QString &str, Qt::CaseSensitivity cs) const { - return qt_string_count(unicode(), size(), str.unicode(), str.size(), cs); + // ### Qt6: qsize + return int(qt_string_count(QStringView(unicode(), size()), QStringView(str.unicode(), str.size()), cs)); } /*! @@ -4341,8 +4252,9 @@ int QString::count(const QString &str, Qt::CaseSensitivity cs) const int QString::count(QChar ch, Qt::CaseSensitivity cs) const { - return qt_string_count(unicode(), size(), ch, cs); - } + // ### Qt6: qsize + return int(qt_string_count(QStringView(unicode(), size()), ch, cs)); +} /*! \since 4.8 @@ -4357,10 +4269,11 @@ int QString::count(QChar ch, Qt::CaseSensitivity cs) const */ int QString::count(const QStringRef &str, Qt::CaseSensitivity cs) const { - return qt_string_count(unicode(), size(), str.unicode(), str.size(), cs); + // ### Qt6: qsize + return int(qt_string_count(QStringView(unicode(), size()), QStringView(str.unicode(), str.size()), cs)); } - +#if QT_STRINGVIEW_LEVEL < 2 /*! \fn bool QString::contains(const QString &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Returns \c true if this string contains an occurrence of the string @@ -4374,6 +4287,7 @@ int QString::count(const QStringRef &str, Qt::CaseSensitivity cs) const \sa indexOf(), count() */ +#endif // QT_STRINGVIEW_LEVEL < 2 /*! \fn bool QString::contains(QLatin1String str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const \since 5.3 @@ -4392,6 +4306,7 @@ int QString::count(const QStringRef &str, Qt::CaseSensitivity cs) const character \a ch; otherwise returns \c false. */ +#if QT_STRINGVIEW_LEVEL < 2 /*! \fn bool QString::contains(const QStringRef &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const \since 4.8 @@ -4403,6 +4318,20 @@ int QString::count(const QStringRef &str, Qt::CaseSensitivity cs) const \sa indexOf(), count() */ +#endif // QT_STRINGVIEW_LEVEL < 2 + +/*! \fn bool QString::contains(QStringView str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const + \since 5.14 + \overload contains() + + Returns \c true if this string contains an occurrence of the string view + \a str; otherwise returns \c false. + + If \a cs is Qt::CaseSensitive (default), the search is + case sensitive; otherwise the search is case insensitive. + + \sa indexOf(), count() +*/ /*! \fn bool QString::contains(const QRegExp &rx) const @@ -4571,7 +4500,7 @@ int QString::indexOf(const QRegularExpression &re, int from, QRegularExpressionM if (match.hasMatch()) { const int ret = match.capturedStart(); if (rmatch) - *rmatch = qMove(match); + *rmatch = std::move(match); return ret; } @@ -4627,7 +4556,7 @@ int QString::lastIndexOf(const QRegularExpression &re, int from, QRegularExpress if (start < endpos) { lastIndex = start; if (rmatch) - *rmatch = qMove(match); + *rmatch = std::move(match); } else { break; } @@ -4670,7 +4599,7 @@ bool QString::contains(const QRegularExpression &re, QRegularExpressionMatch *rm QRegularExpressionMatch m = re.match(*this); bool hasMatch = m.hasMatch(); if (hasMatch && rmatch) - *rmatch = qMove(m); + *rmatch = std::move(m); return hasMatch; } @@ -4830,7 +4759,7 @@ QString QString::section(const QString &sep, int start, int end, SectionFlags fl class qt_section_chunk { public: qt_section_chunk() {} - qt_section_chunk(int l, QStringRef s) : length(l), string(qMove(s)) {} + qt_section_chunk(int l, QStringRef s) : length(l), string(std::move(s)) {} int length; QStringRef string; }; @@ -5662,7 +5591,7 @@ QString QString::fromUtf16(const ushort *unicode, int size) while (unicode[size] != 0) ++size; } - return QUtf16::convertToUnicode((const char *)unicode, size*2, 0); + return QUtf16::convertToUnicode((const char *)unicode, size*2, nullptr); } /*! @@ -5716,7 +5645,7 @@ QString QString::fromUcs4(const uint *unicode, int size) while (unicode[size] != 0) ++size; } - return QUtf32::convertToUnicode((const char *)unicode, size*4, 0); + return QUtf32::convertToUnicode((const char *)unicode, size*4, nullptr); } @@ -5781,7 +5710,7 @@ QString QString::simplified_helper(QString &str) namespace { template <typename StringView> - StringView qt_trimmed(StringView s) Q_DECL_NOTHROW + StringView qt_trimmed(StringView s) noexcept { auto begin = s.begin(); auto end = s.end(); @@ -5805,12 +5734,12 @@ namespace { \sa QString::trimmed(), QStringView::trimmed(), QLatin1String::trimmed() */ -QStringView QtPrivate::trimmed(QStringView s) Q_DECL_NOTHROW +QStringView QtPrivate::trimmed(QStringView s) noexcept { return qt_trimmed(s); } -QLatin1String QtPrivate::trimmed(QLatin1String s) Q_DECL_NOTHROW +QLatin1String QtPrivate::trimmed(QLatin1String s) noexcept { return qt_trimmed(s); } @@ -5869,6 +5798,15 @@ QString QString::trimmed_helper(QString &str) were a QChar &. If you assign to it, the assignment will apply to the character in the QString from which you got the reference. + \note Before Qt 5.14 it was possible to use this operator to access + a character at an out-of-bounds position in the string, and + then assign to such a position, causing the string to be + automatically resized. Furthermore, assigning a value to the + returned QCharRef would cause a detach of the string, even if the + string has been copied in the meanwhile (and the QCharRef kept + alive while the copy was taken). These behaviors are deprecated, + and will be changed in a future version of Qt. + \sa at() */ @@ -6348,7 +6286,7 @@ QString& QString::fill(QChar ch, int size) Same as compare(*this, \a other, \a cs). */ -int QString::compare(const QString &other, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW +int QString::compare(const QString &other, Qt::CaseSensitivity cs) const noexcept { return qt_compare_strings(*this, other, cs); } @@ -6359,7 +6297,7 @@ int QString::compare(const QString &other, Qt::CaseSensitivity cs) const Q_DECL_ \since 4.5 */ int QString::compare_helper(const QChar *data1, int length1, const QChar *data2, int length2, - Qt::CaseSensitivity cs) Q_DECL_NOTHROW + Qt::CaseSensitivity cs) noexcept { Q_ASSERT(length1 >= 0); Q_ASSERT(length2 >= 0); @@ -6374,7 +6312,7 @@ int QString::compare_helper(const QChar *data1, int length1, const QChar *data2, Same as compare(*this, \a other, \a cs). */ -int QString::compare(QLatin1String other, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW +int QString::compare(QLatin1String other, Qt::CaseSensitivity cs) const noexcept { return qt_compare_strings(*this, other, cs); } @@ -6420,7 +6358,7 @@ int QString::compare_helper(const QChar *data1, int length1, const char *data2, \since 4.5 */ int QString::compare_helper(const QChar *data1, int length1, QLatin1String s2, - Qt::CaseSensitivity cs) Q_DECL_NOTHROW + Qt::CaseSensitivity cs) noexcept { Q_ASSERT(length1 >= 0); Q_ASSERT(data1 || length1 == 0); @@ -6722,7 +6660,7 @@ Q_NEVER_INLINE static QString detachAndConvertCase(T &str, QStringIterator it) { Q_ASSERT(!str.isEmpty()); - QString s = qMove(str); // will copy if T is const QString + QString s = std::move(str); // will copy if T is const QString QChar *pp = s.begin() + it.index(); // will detach if necessary do { @@ -6780,7 +6718,7 @@ static QString convertCase(T &str) return detachAndConvertCase<Traits>(str, it); } } - return qMove(str); + return std::move(str); } } // namespace QUnicodeTables @@ -6834,6 +6772,7 @@ QString QString::toUpper_helper(QString &str) return QUnicodeTables::convertCase<QUnicodeTables::UppercaseTraits>(str); } +#if QT_DEPRECATED_SINCE(5, 14) /*! \obsolete @@ -6847,6 +6786,7 @@ QString &QString::sprintf(const char *cformat, ...) va_end(ap); return *this; } +#endif // ### Qt 6: Consider whether this function shouldn't be removed See task 202871. /*! @@ -6892,6 +6832,7 @@ QString QString::asprintf(const char *cformat, ...) return s; } +#if QT_DEPRECATED_SINCE(5, 14) /*! \obsolete @@ -6901,6 +6842,7 @@ QString &QString::vsprintf(const char *cformat, va_list ap) { return *this = vasprintf(cformat, ap); } +#endif static void append_utf8(QString &qs, const char *cs, int len) { @@ -6910,7 +6852,7 @@ static void append_utf8(QString &qs, const char *cs, int len) qs.resize(newEnd - qs.constData()); } -static uint parse_flag_characters(const char * &c) Q_DECL_NOTHROW +static uint parse_flag_characters(const char * &c) noexcept { uint flags = QLocaleData::ZeroPadExponent; while (true) { @@ -6947,7 +6889,7 @@ static int parse_field_width(const char * &c) enum LengthMod { lm_none, lm_hh, lm_h, lm_l, lm_ll, lm_L, lm_j, lm_z, lm_t }; -static inline bool can_consume(const char * &c, char ch) Q_DECL_NOTHROW +static inline bool can_consume(const char * &c, char ch) noexcept { if (*c == ch) { ++c; @@ -6956,7 +6898,7 @@ static inline bool can_consume(const char * &c, char ch) Q_DECL_NOTHROW return false; } -static LengthMod parse_length_modifier(const char * &c) Q_DECL_NOTHROW +static LengthMod parse_length_modifier(const char * &c) noexcept { switch (*c++) { case 'h': return can_consume(c, 'h') ? lm_hh : lm_h; @@ -7781,10 +7723,10 @@ static ResultList splitString(const StringSource &source, const QChar *sep, QString::SplitBehavior behavior, Qt::CaseSensitivity cs, const int separatorSize) { ResultList list; - int start = 0; - int end; - int extra = 0; - while ((end = qFindString(source.constData(), source.size(), start + extra, sep, separatorSize, cs)) != -1) { + typename StringSource::size_type start = 0; + typename StringSource::size_type end; + typename StringSource::size_type extra = 0; + while ((end = QtPrivate::findString(QStringView(source.constData(), source.size()), start + extra, QStringView(sep, separatorSize), cs)) != -1) { if (start != end || behavior == QString::KeepEmptyParts) list.append(source.mid(start, end - start)); start = end + separatorSize; @@ -8118,7 +8060,7 @@ void qt_string_normalize(QString *data, QString::NormalizationForm mode, QChar:: version = QChar::currentUnicodeVersion(); } else if (int(version) <= NormalizationCorrectionsVersionMax) { const QString &s = *data; - QChar *d = 0; + QChar *d = nullptr; for (int i = 0; i < NumNormalizationCorrections; ++i) { const NormalizationCorrection &n = uc_normalization_corrections[i]; if (n.version > version) { @@ -8919,7 +8861,7 @@ namespace { struct Part { Part() : stringRef(), number(0) {} - Part(const QString &s, int pos, int len, int num = -1) Q_DECL_NOTHROW + Part(const QString &s, int pos, int len, int num = -1) noexcept : stringRef(&s, pos, len), number(num) {} QStringRef stringRef; @@ -9586,6 +9528,40 @@ QString &QString::setRawData(const QChar *unicode, int size) */ /*! + \fn int QLatin1String::indexOf(QStringView str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const + \fn int QLatin1String::indexOf(QLatin1String l1, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const + \fn int QLatin1String::indexOf(QChar c, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const + \since 5.14 + + Returns the index position of the first occurrence of the string-view \a str, + Latin-1 string \a l1, or character \a ch, respectively, in this Latin-1 string, + searching forward from index position \a from. Returns -1 if \a str is not found. + + If \a cs is Qt::CaseSensitive (default), the search is case + sensitive; otherwise the search is case insensitive. + + If \a from is -1, the search starts at the last character; if it is + -2, at the next to last character and so on. + + \sa QString::indexOf() +*/ + +/*! + \fn bool QLatin1String::contains(QStringView str, Qt::CaseSensitivity cs) const + \fn bool QLatin1String::contains(QLatin1String l1, Qt::CaseSensitivity cs) const + \fn bool QLatin1String::contains(QChar c, Qt::CaseSensitivity cs) const + \since 5.14 + + Returns \c true if this Latin-1 string contains an occurrence of the string-view + \a str, Latin-1 string \a l1, or character \a ch; otherwise returns \c false. + + If \a cs is Qt::CaseSensitive (the default), the search is + case-sensitive; otherwise the search is case-insensitive. + + \sa indexOf(), QStringView::contains(), QStringView::indexOf(), QString::indexOf() +*/ + +/*! \fn QLatin1String::const_iterator QLatin1String::begin() const \since 5.10 @@ -10488,7 +10464,7 @@ QString QStringRef::toString() const { Returns \c true if string reference \a s1 is lexically equal to string reference \a s2; otherwise returns \c false. */ -bool operator==(const QStringRef &s1,const QStringRef &s2) Q_DECL_NOTHROW +bool operator==(const QStringRef &s1,const QStringRef &s2) noexcept { return s1.size() == s2.size() && qt_compare_strings(s1, s2, Qt::CaseSensitive) == 0; } @@ -10498,7 +10474,7 @@ bool operator==(const QStringRef &s1,const QStringRef &s2) Q_DECL_NOTHROW Returns \c true if string \a s1 is lexically equal to string reference \a s2; otherwise returns \c false. */ -bool operator==(const QString &s1,const QStringRef &s2) Q_DECL_NOTHROW +bool operator==(const QString &s1,const QStringRef &s2) noexcept { return s1.size() == s2.size() && qt_compare_strings(s1, s2, Qt::CaseSensitive) == 0; } @@ -10508,7 +10484,7 @@ bool operator==(const QString &s1,const QStringRef &s2) Q_DECL_NOTHROW Returns \c true if string \a s1 is lexically equal to string reference \a s2; otherwise returns \c false. */ -bool operator==(QLatin1String s1, const QStringRef &s2) Q_DECL_NOTHROW +bool operator==(QLatin1String s1, const QStringRef &s2) noexcept { if (s1.size() != s2.size()) return false; @@ -10527,7 +10503,7 @@ bool operator==(QLatin1String s1, const QStringRef &s2) Q_DECL_NOTHROW expect. Consider sorting user-interface strings using the QString::localeAwareCompare() function. */ -bool operator<(const QStringRef &s1,const QStringRef &s2) Q_DECL_NOTHROW +bool operator<(const QStringRef &s1,const QStringRef &s2) noexcept { return qt_compare_strings(s1, s2, Qt::CaseSensitive) < 0; } @@ -11140,6 +11116,7 @@ QStringRef QString::midRef(int position, int n) const \sa QString::chop(), truncate() */ +#if QT_STRINGVIEW_LEVEL < 2 /*! \since 4.8 @@ -11157,8 +11134,28 @@ QStringRef QString::midRef(int position, int n) const */ int QStringRef::indexOf(const QString &str, int from, Qt::CaseSensitivity cs) const { - return qFindString(unicode(), length(), from, str.unicode(), str.length(), cs); + // ### Qt6: qsize + return int(QtPrivate::findString(QStringView(unicode(), length()), from, QStringView(str.unicode(), str.length()), cs)); } +#endif // QT_STRINGVIEW_LEVEL < 2 + +/*! + \fn int QStringRef::indexOf(QStringView str, int from, Qt::CaseSensitivity cs) const + \since 5.14 + \overload indexOf() + + Returns the index position of the first occurrence of the string view \a str + in this string reference, searching forward from index position \a from. + Returns -1 if \a str is not found. + + If \a cs is Qt::CaseSensitive (default), the search is case + sensitive; otherwise the search is case insensitive. + + If \a from is -1, the search starts at the last character; if it is + -2, at the next to last character and so on. + + \sa QString::indexOf(), QStringView::indexOf(), lastIndexOf(), contains(), count() +*/ /*! \since 4.8 @@ -11172,7 +11169,8 @@ int QStringRef::indexOf(const QString &str, int from, Qt::CaseSensitivity cs) co */ int QStringRef::indexOf(QChar ch, int from, Qt::CaseSensitivity cs) const { - return findChar(unicode(), length(), ch, from, cs); + // ### Qt6: qsize + return int(qFindChar(QStringView(unicode(), length()), ch, from, cs)); } /*! @@ -11192,9 +11190,11 @@ int QStringRef::indexOf(QChar ch, int from, Qt::CaseSensitivity cs) const */ int QStringRef::indexOf(QLatin1String str, int from, Qt::CaseSensitivity cs) const { - return qt_find_latin1_string(unicode(), size(), str, from, cs); + // ### Qt6: qsize + return int(QtPrivate::findString(QStringView(unicode(), size()), from, str, cs)); } +#if QT_STRINGVIEW_LEVEL < 2 /*! \since 4.8 @@ -11211,8 +11211,10 @@ int QStringRef::indexOf(QLatin1String str, int from, Qt::CaseSensitivity cs) con */ int QStringRef::indexOf(const QStringRef &str, int from, Qt::CaseSensitivity cs) const { - return qFindString(unicode(), size(), from, str.unicode(), str.size(), cs); + // ### Qt6: qsize + return int(QtPrivate::findString(QStringView(unicode(), size()), from, QStringView(str.unicode(), str.size()), cs)); } +#endif // QT_STRINGVIEW_LEVEL < 2 /*! \since 4.8 @@ -11244,7 +11246,8 @@ int QStringRef::lastIndexOf(const QString &str, int from, Qt::CaseSensitivity cs */ int QStringRef::lastIndexOf(QChar ch, int from, Qt::CaseSensitivity cs) const { - return qt_last_index_of(unicode(), size(), ch, from, cs); + // ### Qt6: qsize + return int(qt_last_index_of(QStringView(unicode(), size()), ch, from, cs)); } template<typename T> @@ -11320,7 +11323,8 @@ int QStringRef::lastIndexOf(const QStringRef &str, int from, Qt::CaseSensitivity */ int QStringRef::count(const QString &str, Qt::CaseSensitivity cs) const { - return qt_string_count(unicode(), size(), str.unicode(), str.size(), cs); + // ### Qt6: qsize + return int(qt_string_count(QStringView(unicode(), size()), QStringView(str.unicode(), str.size()), cs)); } /*! @@ -11337,7 +11341,8 @@ int QStringRef::count(const QString &str, Qt::CaseSensitivity cs) const */ int QStringRef::count(QChar ch, Qt::CaseSensitivity cs) const { - return qt_string_count(unicode(), size(), ch, cs); + // ### Qt6: qsize + return int(qt_string_count(QStringView(unicode(), size()), ch, cs)); } /*! @@ -11354,7 +11359,8 @@ int QStringRef::count(QChar ch, Qt::CaseSensitivity cs) const */ int QStringRef::count(const QStringRef &str, Qt::CaseSensitivity cs) const { - return qt_string_count(unicode(), size(), str.unicode(), str.size(), cs); + // ### Qt6: qsize + return int(qt_string_count(QStringView(unicode(), size()), QStringView(str.unicode(), str.size()), cs)); } /*! @@ -11539,7 +11545,7 @@ bool QStringRef::endsWith(const QStringRef &str, Qt::CaseSensitivity cs) const return qt_ends_with(*this, str, cs); } - +#if QT_STRINGVIEW_LEVEL < 2 /*! \fn bool QStringRef::contains(const QString &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const \since 4.8 @@ -11551,6 +11557,7 @@ bool QStringRef::endsWith(const QStringRef &str, Qt::CaseSensitivity cs) const \sa indexOf(), count() */ +#endif // QT_STRINGVIEW_LEVEL < 2 /*! \fn bool QStringRef::contains(QChar ch, Qt::CaseSensitivity cs = Qt::CaseSensitive) const @@ -11565,6 +11572,7 @@ bool QStringRef::endsWith(const QStringRef &str, Qt::CaseSensitivity cs) const */ +#if QT_STRINGVIEW_LEVEL < 2 /*! \fn bool QStringRef::contains(const QStringRef &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const \overload contains() \since 4.8 @@ -11577,6 +11585,7 @@ bool QStringRef::endsWith(const QStringRef &str, Qt::CaseSensitivity cs) const \sa indexOf(), count() */ +#endif // QT_STRINGVIEW_LEVEL < 2 /*! \fn bool QStringRef::contains(QLatin1String str, Qt::CaseSensitivity cs) const \since 4.8 @@ -11591,16 +11600,29 @@ bool QStringRef::endsWith(const QStringRef &str, Qt::CaseSensitivity cs) const \sa indexOf(), count() */ -static inline int qt_last_index_of(const QChar *haystack, int haystackLen, QChar needle, - int from, Qt::CaseSensitivity cs) +/*! \fn bool QStringRef::contains(QStringView str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const + \since 5.14 + \overload contains() + + Returns \c true if this string reference contains an occurrence of + the string view \a str; otherwise returns \c false. + + If \a cs is Qt::CaseSensitive (default), the search is + case sensitive; otherwise the search is case insensitive. + + \sa indexOf(), count() +*/ + +static inline qsizetype qt_last_index_of(QStringView haystack, QChar needle, + qsizetype from, Qt::CaseSensitivity cs) { - ushort c = needle.unicode(); if (from < 0) - from += haystackLen; - if (uint(from) >= uint(haystackLen)) + from += haystack.size(); + if (std::size_t(from) >= std::size_t(haystack.size())) return -1; if (from >= 0) { - const ushort *b = reinterpret_cast<const ushort*>(haystack); + ushort c = needle.unicode(); + const ushort *b = reinterpret_cast<const ushort*>(haystack.data()); const ushort *n = b + from; if (cs == Qt::CaseSensitive) { for (; n >= b; --n) @@ -11618,30 +11640,28 @@ static inline int qt_last_index_of(const QChar *haystack, int haystackLen, QChar } -static inline int qt_string_count(const QChar *haystack, int haystackLen, - const QChar *needle, int needleLen, - Qt::CaseSensitivity cs) +static inline qsizetype qt_string_count(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs) { - int num = 0; - int i = -1; - if (haystackLen > 500 && needleLen > 5) { - QStringMatcher matcher(needle, needleLen, cs); - while ((i = matcher.indexIn(haystack, haystackLen, i + 1)) != -1) + qsizetype num = 0; + qsizetype i = -1; + if (haystack.size() > 500 && needle.size() > 5) { + QStringMatcher matcher(needle, cs); + while ((i = matcher.indexIn(haystack, i + 1)) != -1) ++num; } else { - while ((i = qFindString(haystack, haystackLen, i + 1, needle, needleLen, cs)) != -1) + while ((i = QtPrivate::findString(haystack, i + 1, needle, cs)) != -1) ++num; } return num; } -static inline int qt_string_count(const QChar *unicode, int size, QChar ch, +static inline qsizetype qt_string_count(QStringView haystack, QChar ch, Qt::CaseSensitivity cs) { ushort c = ch.unicode(); - int num = 0; - const ushort *b = reinterpret_cast<const ushort*>(unicode); - const ushort *i = b + size; + qsizetype num = 0; + const ushort *b = reinterpret_cast<const ushort*>(haystack.data()); + const ushort *i = b + haystack.size(); if (cs == Qt::CaseSensitive) { while (i != b) if (*--i == c) @@ -11655,24 +11675,8 @@ static inline int qt_string_count(const QChar *unicode, int size, QChar ch, return num; } -static inline int qt_find_latin1_string(const QChar *haystack, int size, - QLatin1String needle, - int from, Qt::CaseSensitivity cs) -{ - if (size < needle.size()) - return -1; - - const char *latin1 = needle.latin1(); - int len = needle.size(); - QVarLengthArray<ushort> s(len); - qt_from_latin1(s.data(), latin1, len); - - return qFindString(haystack, size, from, - reinterpret_cast<const QChar*>(s.constData()), len, cs); -} - template <typename Haystack, typename Needle> -bool qt_starts_with_impl(Haystack haystack, Needle needle, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +bool qt_starts_with_impl(Haystack haystack, Needle needle, Qt::CaseSensitivity cs) noexcept { if (haystack.isNull()) return needle.isNull(); // historical behavior, consider changing in ### Qt 6. @@ -11724,28 +11728,28 @@ static inline bool qt_starts_with(QStringView haystack, QChar needle, Qt::CaseSe \sa QtPrivate::endsWith(), QString::endsWith(), QStringView::endsWith(), QLatin1String::endsWith() */ -bool QtPrivate::startsWith(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +bool QtPrivate::startsWith(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs) noexcept { return qt_starts_with_impl(haystack, needle, cs); } -bool QtPrivate::startsWith(QStringView haystack, QLatin1String needle, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +bool QtPrivate::startsWith(QStringView haystack, QLatin1String needle, Qt::CaseSensitivity cs) noexcept { return qt_starts_with_impl(haystack, needle, cs); } -bool QtPrivate::startsWith(QLatin1String haystack, QStringView needle, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +bool QtPrivate::startsWith(QLatin1String haystack, QStringView needle, Qt::CaseSensitivity cs) noexcept { return qt_starts_with_impl(haystack, needle, cs); } -bool QtPrivate::startsWith(QLatin1String haystack, QLatin1String needle, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +bool QtPrivate::startsWith(QLatin1String haystack, QLatin1String needle, Qt::CaseSensitivity cs) noexcept { return qt_starts_with_impl(haystack, needle, cs); } template <typename Haystack, typename Needle> -bool qt_ends_with_impl(Haystack haystack, Needle needle, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +bool qt_ends_with_impl(Haystack haystack, Needle needle, Qt::CaseSensitivity cs) noexcept { if (haystack.isNull()) return needle.isNull(); // historical behavior, consider changing in ### Qt 6. @@ -11797,27 +11801,168 @@ static inline bool qt_ends_with(QStringView haystack, QChar needle, Qt::CaseSens \sa QtPrivate::startsWith(), QString::endsWith(), QStringView::endsWith(), QLatin1String::endsWith() */ -bool QtPrivate::endsWith(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +bool QtPrivate::endsWith(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs) noexcept { return qt_ends_with_impl(haystack, needle, cs); } -bool QtPrivate::endsWith(QStringView haystack, QLatin1String needle, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +bool QtPrivate::endsWith(QStringView haystack, QLatin1String needle, Qt::CaseSensitivity cs) noexcept { return qt_ends_with_impl(haystack, needle, cs); } -bool QtPrivate::endsWith(QLatin1String haystack, QStringView needle, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +bool QtPrivate::endsWith(QLatin1String haystack, QStringView needle, Qt::CaseSensitivity cs) noexcept { return qt_ends_with_impl(haystack, needle, cs); } -bool QtPrivate::endsWith(QLatin1String haystack, QLatin1String needle, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +bool QtPrivate::endsWith(QLatin1String haystack, QLatin1String needle, Qt::CaseSensitivity cs) noexcept { return qt_ends_with_impl(haystack, needle, cs); } /*! + \internal + + Returns the index position of the first occurrence of the + character \a ch in the string given by \a str and \a len, + searching forward from index + position \a from. Returns -1 if \a ch could not be found. +*/ + +static inline qsizetype qFindChar(QStringView str, QChar ch, qsizetype from, Qt::CaseSensitivity cs) noexcept +{ + if (from < 0) + from = qMax(from + str.size(), qsizetype(0)); + if (from < str.size()) { + const ushort *s = (const ushort *)str.data(); + ushort c = ch.unicode(); + const ushort *n = s + from; + const ushort *e = s + str.size(); + if (cs == Qt::CaseSensitive) { + n = QtPrivate::qustrchr(QStringView(n, e), c); + if (n != e) + return n - s; + } else { + c = foldCase(c); + --n; + while (++n != e) + if (foldCase(*n) == c) + return n - s; + } + } + return -1; +} + +qsizetype QtPrivate::findString(QStringView haystack0, qsizetype from, QStringView needle0, Qt::CaseSensitivity cs) noexcept +{ + const qsizetype l = haystack0.size(); + const qsizetype sl = needle0.size(); + if (from < 0) + from += l; + if (std::size_t(sl + from) > std::size_t(l)) + return -1; + if (!sl) + return from; + if (!l) + return -1; + + if (sl == 1) + return qFindChar(haystack0, needle0[0], from, cs); + + /* + We use the Boyer-Moore algorithm in cases where the overhead + for the skip table should pay off, otherwise we use a simple + hash function. + */ + if (l > 500 && sl > 5) + return qFindStringBoyerMoore(haystack0, from, needle0, cs); + + auto sv = [sl](const ushort *v) { return QStringView(v, sl); }; + /* + We use some hashing for efficiency's sake. Instead of + comparing strings, we compare the hash value of str with that + of a part of this QString. Only if that matches, we call + qt_string_compare(). + */ + const ushort *needle = (const ushort *)needle0.data(); + const ushort *haystack = (const ushort *)(haystack0.data()) + from; + const ushort *end = (const ushort *)(haystack0.data()) + (l - sl); + const std::size_t sl_minus_1 = sl - 1; + std::size_t hashNeedle = 0, hashHaystack = 0; + qsizetype idx; + + if (cs == Qt::CaseSensitive) { + for (idx = 0; idx < sl; ++idx) { + hashNeedle = ((hashNeedle<<1) + needle[idx]); + hashHaystack = ((hashHaystack<<1) + haystack[idx]); + } + hashHaystack -= haystack[sl_minus_1]; + + while (haystack <= end) { + hashHaystack += haystack[sl_minus_1]; + if (hashHaystack == hashNeedle + && qt_compare_strings(needle0, sv(haystack), Qt::CaseSensitive) == 0) + return haystack - (const ushort *)haystack0.data(); + + REHASH(*haystack); + ++haystack; + } + } else { + const ushort *haystack_start = (const ushort *)haystack0.data(); + for (idx = 0; idx < sl; ++idx) { + hashNeedle = (hashNeedle<<1) + foldCase(needle + idx, needle); + hashHaystack = (hashHaystack<<1) + foldCase(haystack + idx, haystack_start); + } + hashHaystack -= foldCase(haystack + sl_minus_1, haystack_start); + + while (haystack <= end) { + hashHaystack += foldCase(haystack + sl_minus_1, haystack_start); + if (hashHaystack == hashNeedle + && qt_compare_strings(needle0, sv(haystack), Qt::CaseInsensitive) == 0) + return haystack - (const ushort *)haystack0.data(); + + REHASH(foldCase(haystack, haystack_start)); + ++haystack; + } + } + return -1; +} + +qsizetype QtPrivate::findString(QStringView haystack, qsizetype from, QLatin1String needle, Qt::CaseSensitivity cs) noexcept +{ + if (haystack.size() < needle.size()) + return -1; + + QVarLengthArray<ushort> s(needle.size()); + qt_from_latin1(s.data(), needle.latin1(), needle.size()); + return QtPrivate::findString(haystack, from, QStringView(reinterpret_cast<const QChar*>(s.constData()), s.size()), cs); +} + +qsizetype QtPrivate::findString(QLatin1String haystack, qsizetype from, QStringView needle, Qt::CaseSensitivity cs) noexcept +{ + if (haystack.size() < needle.size()) + return -1; + + QVarLengthArray<ushort> s(haystack.size()); + qt_from_latin1(s.data(), haystack.latin1(), haystack.size()); + return QtPrivate::findString(QStringView(reinterpret_cast<const QChar*>(s.constData()), s.size()), from, needle, cs); +} + +qsizetype QtPrivate::findString(QLatin1String haystack, qsizetype from, QLatin1String needle, Qt::CaseSensitivity cs) noexcept +{ + if (haystack.size() < needle.size()) + return -1; + + QVarLengthArray<ushort> h(haystack.size()); + qt_from_latin1(h.data(), haystack.latin1(), haystack.size()); + QVarLengthArray<ushort> n(needle.size()); + qt_from_latin1(n.data(), needle.latin1(), needle.size()); + return QtPrivate::findString(QStringView(reinterpret_cast<const QChar*>(h.constData()), h.size()), from, + QStringView(reinterpret_cast<const QChar*>(n.constData()), n.size()), cs); +} + +/*! \since 4.8 Returns a Latin-1 representation of the string as a QByteArray. @@ -12269,7 +12414,7 @@ QString QString::toHtmlEscaped() const /*! \internal */ -void QAbstractConcatenable::appendLatin1To(const char *a, int len, QChar *out) Q_DECL_NOTHROW +void QAbstractConcatenable::appendLatin1To(const char *a, int len, QChar *out) noexcept { qt_from_latin1(reinterpret_cast<ushort *>(out), a, uint(len)); } diff --git a/src/corelib/tools/qstring.h b/src/corelib/tools/qstring.h index b138c3f140..a885ad1412 100644 --- a/src/corelib/tools/qstring.h +++ b/src/corelib/tools/qstring.h @@ -2,6 +2,7 @@ ** ** Copyright (C) 2016 The Qt Company Ltd. ** Copyright (C) 2016 Intel Corporation. +** Copyright (C) 2019 Mail.ru Group. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -91,19 +92,19 @@ template <typename T> class QVector; class QLatin1String { public: - Q_DECL_CONSTEXPR inline QLatin1String() Q_DECL_NOTHROW : m_size(0), m_data(nullptr) {} - Q_DECL_CONSTEXPR inline explicit QLatin1String(const char *s) Q_DECL_NOTHROW : m_size(s ? int(strlen(s)) : 0), m_data(s) {} + Q_DECL_CONSTEXPR inline QLatin1String() noexcept : m_size(0), m_data(nullptr) {} + Q_DECL_CONSTEXPR inline explicit QLatin1String(const char *s) noexcept : m_size(s ? int(strlen(s)) : 0), m_data(s) {} Q_DECL_CONSTEXPR explicit QLatin1String(const char *f, const char *l) : QLatin1String(f, int(l - f)) {} - Q_DECL_CONSTEXPR inline explicit QLatin1String(const char *s, int sz) Q_DECL_NOTHROW : m_size(sz), m_data(s) {} - inline explicit QLatin1String(const QByteArray &s) Q_DECL_NOTHROW : m_size(int(qstrnlen(s.constData(), s.size()))), m_data(s.constData()) {} + Q_DECL_CONSTEXPR inline explicit QLatin1String(const char *s, int sz) noexcept : m_size(sz), m_data(s) {} + inline explicit QLatin1String(const QByteArray &s) noexcept : m_size(int(qstrnlen(s.constData(), s.size()))), m_data(s.constData()) {} - Q_DECL_CONSTEXPR const char *latin1() const Q_DECL_NOTHROW { return m_data; } - Q_DECL_CONSTEXPR int size() const Q_DECL_NOTHROW { return m_size; } - Q_DECL_CONSTEXPR const char *data() const Q_DECL_NOTHROW { return m_data; } + Q_DECL_CONSTEXPR const char *latin1() const noexcept { return m_data; } + Q_DECL_CONSTEXPR int size() const noexcept { return m_size; } + Q_DECL_CONSTEXPR const char *data() const noexcept { return m_data; } - Q_DECL_CONSTEXPR bool isNull() const Q_DECL_NOTHROW { return !data(); } - Q_DECL_CONSTEXPR bool isEmpty() const Q_DECL_NOTHROW { return !size(); } + Q_DECL_CONSTEXPR bool isNull() const noexcept { return !data(); } + Q_DECL_CONSTEXPR bool isEmpty() const noexcept { return !size(); } Q_DECL_CONSTEXPR QLatin1Char at(int i) const { return Q_ASSERT(i >= 0), Q_ASSERT(i < size()), QLatin1Char(m_data[i]); } @@ -112,24 +113,38 @@ public: Q_REQUIRED_RESULT Q_DECL_CONSTEXPR QLatin1Char front() const { return at(0); } Q_REQUIRED_RESULT Q_DECL_CONSTEXPR QLatin1Char back() const { return at(size() - 1); } - Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::startsWith(*this, s, cs); } - Q_REQUIRED_RESULT bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::startsWith(*this, s, cs); } - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool startsWith(QChar c) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool startsWith(QChar c) const noexcept { return !isEmpty() && front() == c; } - Q_REQUIRED_RESULT inline bool startsWith(QChar c, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline bool startsWith(QChar c, Qt::CaseSensitivity cs) const noexcept { return QtPrivate::startsWith(*this, QStringView(&c, 1), cs); } - Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::endsWith(*this, s, cs); } - Q_REQUIRED_RESULT bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::endsWith(*this, s, cs); } - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool endsWith(QChar c) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool endsWith(QChar c) const noexcept { return !isEmpty() && back() == c; } - Q_REQUIRED_RESULT inline bool endsWith(QChar c, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline bool endsWith(QChar c, Qt::CaseSensitivity cs) const noexcept { return QtPrivate::endsWith(*this, QStringView(&c, 1), cs); } + Q_REQUIRED_RESULT int indexOf(QStringView s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return int(QtPrivate::findString(*this, from, s, cs)); } // ### Qt6: qsize + Q_REQUIRED_RESULT int indexOf(QLatin1String s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return int(QtPrivate::findString(*this, from, s, cs)); } // ### Qt6: qsize + Q_REQUIRED_RESULT inline int indexOf(QChar c, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return int(QtPrivate::findString(*this, from, QStringView(&c, 1), cs)); } // ### Qt6: qsize + + Q_REQUIRED_RESULT bool contains(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return indexOf(s, 0, cs) != -1; } + Q_REQUIRED_RESULT bool contains(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return indexOf(s, 0, cs) != -1; } + Q_REQUIRED_RESULT inline bool contains(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return indexOf(QStringView(&c, 1), 0, cs) != -1; } + using value_type = const char; using reference = value_type&; using const_reference = reference; @@ -138,18 +153,18 @@ public: using difference_type = int; // violates Container concept requirements using size_type = int; // violates Container concept requirements - Q_DECL_CONSTEXPR const_iterator begin() const Q_DECL_NOTHROW { return data(); } - Q_DECL_CONSTEXPR const_iterator cbegin() const Q_DECL_NOTHROW { return data(); } - Q_DECL_CONSTEXPR const_iterator end() const Q_DECL_NOTHROW { return data() + size(); } - Q_DECL_CONSTEXPR const_iterator cend() const Q_DECL_NOTHROW { return data() + size(); } + Q_DECL_CONSTEXPR const_iterator begin() const noexcept { return data(); } + Q_DECL_CONSTEXPR const_iterator cbegin() const noexcept { return data(); } + Q_DECL_CONSTEXPR const_iterator end() const noexcept { return data() + size(); } + Q_DECL_CONSTEXPR const_iterator cend() const noexcept { return data() + size(); } using reverse_iterator = std::reverse_iterator<iterator>; using const_reverse_iterator = reverse_iterator; - const_reverse_iterator rbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - const_reverse_iterator crbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - const_reverse_iterator rend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } - const_reverse_iterator crend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } + const_reverse_iterator rbegin() const noexcept { return const_reverse_iterator(end()); } + const_reverse_iterator crbegin() const noexcept { return const_reverse_iterator(end()); } + const_reverse_iterator rend() const noexcept { return const_reverse_iterator(begin()); } + const_reverse_iterator crend() const noexcept { return const_reverse_iterator(begin()); } Q_DECL_CONSTEXPR QLatin1String mid(int pos) const { return Q_ASSERT(pos >= 0), Q_ASSERT(pos <= size()), QLatin1String(m_data + pos, m_size - pos); } @@ -167,14 +182,14 @@ public: Q_DECL_RELAXED_CONSTEXPR void truncate(int n) { Q_ASSERT(n >= 0); Q_ASSERT(n <= size()); m_size = n; } - Q_REQUIRED_RESULT QLatin1String trimmed() const Q_DECL_NOTHROW { return QtPrivate::trimmed(*this); } + Q_REQUIRED_RESULT QLatin1String trimmed() const noexcept { return QtPrivate::trimmed(*this); } - inline bool operator==(const QString &s) const Q_DECL_NOTHROW; - inline bool operator!=(const QString &s) const Q_DECL_NOTHROW; - inline bool operator>(const QString &s) const Q_DECL_NOTHROW; - inline bool operator<(const QString &s) const Q_DECL_NOTHROW; - inline bool operator>=(const QString &s) const Q_DECL_NOTHROW; - inline bool operator<=(const QString &s) const Q_DECL_NOTHROW; + inline bool operator==(const QString &s) const noexcept; + inline bool operator!=(const QString &s) const noexcept; + inline bool operator>(const QString &s) const noexcept; + inline bool operator<(const QString &s) const noexcept; + inline bool operator>=(const QString &s) const noexcept; + inline bool operator<=(const QString &s) const noexcept; #if !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) inline QT_ASCII_CAST_WARN bool operator==(const char *s) const; @@ -199,43 +214,47 @@ private: Q_DECLARE_TYPEINFO(QLatin1String, Q_MOVABLE_TYPE); // Qt 4.x compatibility -typedef QLatin1String QLatin1Literal; +#if QT_DEPRECATED_SINCE(5, 14) +QT_DEPRECATED_X("Use QLatin1String") typedef QLatin1String QLatin1Literal; +#endif // // QLatin1String inline implementations // -inline bool QtPrivate::isLatin1(QLatin1String) Q_DECL_NOTHROW +inline bool QtPrivate::isLatin1(QLatin1String) noexcept { return true; } // // QStringView members that require QLatin1String: // -bool QStringView::startsWith(QLatin1String s, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW +bool QStringView::startsWith(QLatin1String s, Qt::CaseSensitivity cs) const noexcept { return QtPrivate::startsWith(*this, s, cs); } -bool QStringView::endsWith(QLatin1String s, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW +bool QStringView::endsWith(QLatin1String s, Qt::CaseSensitivity cs) const noexcept { return QtPrivate::endsWith(*this, s, cs); } +qsizetype QStringView::indexOf(QLatin1String s, qsizetype from, Qt::CaseSensitivity cs) const noexcept +{ return QtPrivate::findString(*this, from, s, cs); } +bool QStringView::contains(QLatin1String s, Qt::CaseSensitivity cs) const noexcept +{ return indexOf(s, 0, cs) != qsizetype(-1); } class Q_CORE_EXPORT QString { public: typedef QStringData Data; - inline QString() Q_DECL_NOTHROW; + inline QString() noexcept; explicit QString(const QChar *unicode, int size = -1); QString(QChar c); QString(int size, QChar c); inline QString(QLatin1String latin1); - inline QString(const QString &) Q_DECL_NOTHROW; + inline QString(const QString &) noexcept; inline ~QString(); QString &operator=(QChar c); - QString &operator=(const QString &) Q_DECL_NOTHROW; + QString &operator=(const QString &) noexcept; QString &operator=(QLatin1String latin1); -#ifdef Q_COMPILER_RVALUE_REFS - inline QString(QString && other) Q_DECL_NOTHROW : d(other.d) { other.d = Data::sharedNull(); } - inline QString &operator=(QString &&other) Q_DECL_NOTHROW + inline QString(QString && other) noexcept : d(other.d) { other.d = Data::sharedNull(); } + inline QString &operator=(QString &&other) noexcept { qSwap(d, other.d); return *this; } -#endif - inline void swap(QString &other) Q_DECL_NOTHROW { qSwap(d, other.d); } + inline void swap(QString &other) noexcept { qSwap(d, other.d); } inline int size() const { return d->size; } inline int count() const { return d->size; } inline int length() const; @@ -263,9 +282,9 @@ public: inline const QChar at(int i) const; const QChar operator[](int i) const; - QCharRef operator[](int i); + Q_REQUIRED_RESULT QCharRef operator[](int i); const QChar operator[](uint i) const; - QCharRef operator[](uint i); + Q_REQUIRED_RESULT QCharRef operator[](uint i); Q_REQUIRED_RESULT inline QChar front() const { return at(0); } Q_REQUIRED_RESULT inline QCharRef front(); @@ -320,24 +339,35 @@ public: const QString &a4, const QString &a5, const QString &a6, const QString &a7, const QString &a8, const QString &a9) const; +#if QT_DEPRECATED_SINCE(5, 14) + QT_DEPRECATED_X("Use vasprintf(), arg() or QTextStream instead") QString &vsprintf(const char *format, va_list ap) Q_ATTRIBUTE_FORMAT_PRINTF(2, 0); + QT_DEPRECATED_X("Use asprintf(), arg() or QTextStream instead") QString &sprintf(const char *format, ...) Q_ATTRIBUTE_FORMAT_PRINTF(2, 3); +#endif static QString vasprintf(const char *format, va_list ap) Q_ATTRIBUTE_FORMAT_PRINTF(1, 0); static QString asprintf(const char *format, ...) Q_ATTRIBUTE_FORMAT_PRINTF(1, 2); int indexOf(QChar c, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; - int indexOf(const QString &s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int indexOf(QLatin1String s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; +#if QT_STRINGVIEW_LEVEL < 2 + int indexOf(const QString &s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int indexOf(const QStringRef &s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; +#endif + Q_REQUIRED_RESULT int indexOf(QStringView s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return int(QtPrivate::findString(*this, from, s, cs)); } // ### Qt6: qsize int lastIndexOf(QChar c, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int lastIndexOf(const QString &s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int lastIndexOf(QLatin1String s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int lastIndexOf(const QStringRef &s, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; inline bool contains(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; +#if QT_STRINGVIEW_LEVEL < 2 inline bool contains(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; - inline bool contains(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; inline bool contains(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; +#endif + inline bool contains(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; + inline bool contains(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; int count(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int count(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int count(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; @@ -395,7 +425,7 @@ public: bool startsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; bool startsWith(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; #endif - Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::startsWith(*this, s, cs); } bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; bool startsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; @@ -404,7 +434,7 @@ public: bool endsWith(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; bool endsWith(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; #endif - Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::endsWith(*this, s, cs); } bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; bool endsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; @@ -529,6 +559,30 @@ public: Q_REQUIRED_RESULT QStringList split(const QRegularExpression &sep, SplitBehavior behavior = KeepEmptyParts) const; Q_REQUIRED_RESULT QVector<QStringRef> splitRef(const QRegularExpression &sep, SplitBehavior behavior = KeepEmptyParts) const; #endif + +private: + static Q_DECL_CONSTEXPR SplitBehavior _sb(Qt::SplitBehavior sb) Q_DECL_NOTHROW + { return sb & Qt::SkipEmptyParts ? SkipEmptyParts : KeepEmptyParts; } +public: + + Q_REQUIRED_RESULT inline QStringList split(const QString &sep, Qt::SplitBehavior behavior, + Qt::CaseSensitivity cs = Qt::CaseSensitive) const; + Q_REQUIRED_RESULT inline QVector<QStringRef> splitRef(const QString &sep, Qt::SplitBehavior behavior, + Qt::CaseSensitivity cs = Qt::CaseSensitive) const; + Q_REQUIRED_RESULT inline QStringList split(QChar sep, Qt::SplitBehavior behavior, + Qt::CaseSensitivity cs = Qt::CaseSensitive) const; + Q_REQUIRED_RESULT inline QVector<QStringRef> splitRef(QChar sep, Qt::SplitBehavior behavior, + Qt::CaseSensitivity cs = Qt::CaseSensitive) const; +#ifndef QT_NO_REGEXP + Q_REQUIRED_RESULT inline QStringList split(const QRegExp &sep, Qt::SplitBehavior behavior) const; + Q_REQUIRED_RESULT inline QVector<QStringRef> splitRef(const QRegExp &sep, Qt::SplitBehavior behavior) const; +#endif +#ifndef QT_NO_REGULAREXPRESSION + Q_REQUIRED_RESULT inline QStringList split(const QRegularExpression &sep, Qt::SplitBehavior behavior) const; + Q_REQUIRED_RESULT inline QVector<QStringRef> splitRef(const QRegularExpression &sep, Qt::SplitBehavior behavior) const; +#endif + + enum NormalizationForm { NormalizationForm_D, NormalizationForm_C, @@ -609,25 +663,25 @@ public: inline QString &setUtf16(const ushort *utf16, int size); #if QT_STRINGVIEW_LEVEL < 2 - int compare(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW; - inline int compare(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW; + int compare(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; + inline int compare(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; #endif - int compare(QLatin1String other, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW; - inline int compare(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW; + int compare(QLatin1String other, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; + inline int compare(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; static inline int compare(const QString &s1, const QString &s2, - Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW + Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept { return s1.compare(s2, cs); } static inline int compare(const QString &s1, QLatin1String s2, - Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW + Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept { return s1.compare(s2, cs); } static inline int compare(QLatin1String s1, const QString &s2, - Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW + Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept { return -s2.compare(s1, cs); } static int compare(const QString &s1, const QStringRef &s2, - Qt::CaseSensitivity = Qt::CaseSensitive) Q_DECL_NOTHROW; + Qt::CaseSensitivity = Qt::CaseSensitive) noexcept; int localeAwareCompare(const QString& s) const; static int localeAwareCompare(const QString& s1, const QString& s2) @@ -667,19 +721,19 @@ public: static QString number(qulonglong, int base=10); static QString number(double, char f='g', int prec=6); - friend Q_CORE_EXPORT bool operator==(const QString &s1, const QString &s2) Q_DECL_NOTHROW; - friend Q_CORE_EXPORT bool operator<(const QString &s1, const QString &s2) Q_DECL_NOTHROW; - friend inline bool operator>(const QString &s1, const QString &s2) Q_DECL_NOTHROW { return s2 < s1; } - friend inline bool operator!=(const QString &s1, const QString &s2) Q_DECL_NOTHROW { return !(s1 == s2); } - friend inline bool operator<=(const QString &s1, const QString &s2) Q_DECL_NOTHROW { return !(s1 > s2); } - friend inline bool operator>=(const QString &s1, const QString &s2) Q_DECL_NOTHROW { return !(s1 < s2); } + friend Q_CORE_EXPORT bool operator==(const QString &s1, const QString &s2) noexcept; + friend Q_CORE_EXPORT bool operator<(const QString &s1, const QString &s2) noexcept; + friend inline bool operator>(const QString &s1, const QString &s2) noexcept { return s2 < s1; } + friend inline bool operator!=(const QString &s1, const QString &s2) noexcept { return !(s1 == s2); } + friend inline bool operator<=(const QString &s1, const QString &s2) noexcept { return !(s1 > s2); } + friend inline bool operator>=(const QString &s1, const QString &s2) noexcept { return !(s1 < s2); } - bool operator==(QLatin1String s) const Q_DECL_NOTHROW; - bool operator<(QLatin1String s) const Q_DECL_NOTHROW; - bool operator>(QLatin1String s) const Q_DECL_NOTHROW; - inline bool operator!=(QLatin1String s) const Q_DECL_NOTHROW { return !operator==(s); } - inline bool operator<=(QLatin1String s) const Q_DECL_NOTHROW { return !operator>(s); } - inline bool operator>=(QLatin1String s) const Q_DECL_NOTHROW { return !operator<(s); } + bool operator==(QLatin1String s) const noexcept; + bool operator<(QLatin1String s) const noexcept; + bool operator>(QLatin1String s) const noexcept; + inline bool operator!=(QLatin1String s) const noexcept { return !operator==(s); } + inline bool operator<=(QLatin1String s) const noexcept { return !operator>(s); } + inline bool operator>=(QLatin1String s) const noexcept { return !operator<(s); } // ASCII compatibility #if defined(QT_RESTRICTED_CAST_FROM_ASCII) @@ -840,15 +894,15 @@ private: Data *d; - friend inline bool operator==(QChar, const QString &) Q_DECL_NOTHROW; - friend inline bool operator< (QChar, const QString &) Q_DECL_NOTHROW; - friend inline bool operator> (QChar, const QString &) Q_DECL_NOTHROW; - friend inline bool operator==(QChar, const QStringRef &) Q_DECL_NOTHROW; - friend inline bool operator< (QChar, const QStringRef &) Q_DECL_NOTHROW; - friend inline bool operator> (QChar, const QStringRef &) Q_DECL_NOTHROW; - friend inline bool operator==(QChar, QLatin1String) Q_DECL_NOTHROW; - friend inline bool operator< (QChar, QLatin1String) Q_DECL_NOTHROW; - friend inline bool operator> (QChar, QLatin1String) Q_DECL_NOTHROW; + friend inline bool operator==(QChar, const QString &) noexcept; + friend inline bool operator< (QChar, const QString &) noexcept; + friend inline bool operator> (QChar, const QString &) noexcept; + friend inline bool operator==(QChar, const QStringRef &) noexcept; + friend inline bool operator< (QChar, const QStringRef &) noexcept; + friend inline bool operator> (QChar, const QStringRef &) noexcept; + friend inline bool operator==(QChar, QLatin1String) noexcept; + friend inline bool operator< (QChar, QLatin1String) noexcept; + friend inline bool operator> (QChar, QLatin1String) noexcept; void reallocData(uint alloc, bool grow = false); #if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) @@ -857,13 +911,13 @@ private: QString multiArg(int numArgs, const QString **args) const; static int compare_helper(const QChar *data1, int length1, const QChar *data2, int length2, - Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; + Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; static int compare_helper(const QChar *data1, int length1, const char *data2, int length2, Qt::CaseSensitivity cs = Qt::CaseSensitive); static int compare_helper(const QChar *data1, int length1, QLatin1String s2, - Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; + Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; static int localeAwareCompare_helper(const QChar *data1, int length1, const QChar *data2, int length2); static QString toLower_helper(const QString &str); @@ -952,7 +1006,7 @@ inline bool QString::isDetached() const { return !d->ref.isShared(); } inline void QString::clear() { if (!isNull()) *this = QString(); } -inline QString::QString(const QString &other) Q_DECL_NOTHROW : d(other.d) +inline QString::QString(const QString &other) noexcept : d(other.d) { Q_ASSERT(&other != this); d->ref.ref(); } inline int QString::capacity() const { return d->alloc ? d->alloc - 1 : 0; } @@ -1017,12 +1071,7 @@ QT_WARNING_DISABLE_INTEL(111) // "statement is unreachable" inline int QString::toWCharArray(wchar_t *array) const { - if (sizeof(wchar_t) == sizeof(QChar)) { - memcpy(array, d->data(), sizeof(QChar) * size()); - return size(); - } else { - return toUcs4_helper(d->data(), size(), reinterpret_cast<uint *>(array)); - } + return QStringView(*this).toWCharArray(array); } QT_WARNING_POP @@ -1033,8 +1082,11 @@ inline QString QString::fromWCharArray(const wchar_t *string, int size) : fromUcs4(reinterpret_cast<const uint *>(string), size); } - -class Q_CORE_EXPORT QCharRef { +class +#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0) +Q_CORE_EXPORT +#endif +QCharRef { QString &s; int i; inline QCharRef(QString &str, int idx) @@ -1046,10 +1098,33 @@ public: // all this is not documented: We just say "like QChar" and let it be. inline operator QChar() const - { return i < s.d->size ? s.d->data()[i] : 0; } + { + using namespace QtPrivate::DeprecatedRefClassBehavior; + if (Q_LIKELY(i < s.d->size)) + return s.d->data()[i]; +#ifdef QT_DEBUG + warn(WarningType::OutOfRange, EmittingClass::QCharRef); +#endif + return 0; + } inline QCharRef &operator=(QChar c) - { if (i >= s.d->size) s.resize(i + 1, QLatin1Char(' ')); else s.detach(); - s.d->data()[i] = c.unicode(); return *this; } + { + using namespace QtPrivate::DeprecatedRefClassBehavior; + if (Q_UNLIKELY(i >= s.d->size)) { +#ifdef QT_DEBUG + warn(WarningType::OutOfRange, EmittingClass::QCharRef); +#endif + s.resize(i + 1, QLatin1Char(' ')); + } else { +#ifdef QT_DEBUG + if (Q_UNLIKELY(!s.isDetached())) + warn(WarningType::DelayedDetach, EmittingClass::QCharRef); +#endif + s.detach(); + } + s.d->data()[i] = c.unicode(); + return *this; + } // An operator= for each QChar cast constructors #ifndef QT_NO_CAST_FROM_ASCII @@ -1129,7 +1204,7 @@ inline void QCharRef::setRow(uchar arow) { QChar(*this).setRow(arow); } inline void QCharRef::setCell(uchar acell) { QChar(*this).setCell(acell); } -inline QString::QString() Q_DECL_NOTHROW : d(Data::sharedNull()) {} +inline QString::QString() noexcept : d(Data::sharedNull()) {} inline QString::~QString() { if (!d->ref.deref()) Data::deallocate(d); } inline void QString::reserve(int asize) @@ -1158,9 +1233,9 @@ inline void QString::squeeze() inline QString &QString::setUtf16(const ushort *autf16, int asize) { return setUnicode(reinterpret_cast<const QChar *>(autf16), asize); } inline QCharRef QString::operator[](int i) -{ Q_ASSERT(i >= 0); return QCharRef(*this, i); } +{ Q_ASSERT(i >= 0); detach(); return QCharRef(*this, i); } inline QCharRef QString::operator[](uint i) -{ return QCharRef(*this, i); } +{ detach(); return QCharRef(*this, i); } inline QCharRef QString::front() { return operator[](0); } inline QCharRef QString::back() { return operator[](size() - 1); } inline QString::iterator QString::begin() @@ -1179,14 +1254,18 @@ inline QString::const_iterator QString::cend() const { return reinterpret_cast<const QChar*>(d->data() + d->size); } inline QString::const_iterator QString::constEnd() const { return reinterpret_cast<const QChar*>(d->data() + d->size); } +#if QT_STRINGVIEW_LEVEL < 2 inline bool QString::contains(const QString &s, Qt::CaseSensitivity cs) const { return indexOf(s, 0, cs) != -1; } inline bool QString::contains(const QStringRef &s, Qt::CaseSensitivity cs) const { return indexOf(s, 0, cs) != -1; } +#endif inline bool QString::contains(QLatin1String s, Qt::CaseSensitivity cs) const { return indexOf(s, 0, cs) != -1; } inline bool QString::contains(QChar c, Qt::CaseSensitivity cs) const { return indexOf(c, 0, cs) != -1; } +inline bool QString::contains(QStringView s, Qt::CaseSensitivity cs) const noexcept +{ return indexOf(s, 0, cs) != -1; } #if QT_DEPRECATED_SINCE(5, 9) inline bool operator==(QString::Null, QString::Null) { return true; } @@ -1201,34 +1280,34 @@ QT_DEPRECATED_X("use !QString::isNull()") inline bool operator!=(const QString &s, QString::Null) { return !s.isNull(); } #endif -inline bool operator==(QLatin1String s1, QLatin1String s2) Q_DECL_NOTHROW +inline bool operator==(QLatin1String s1, QLatin1String s2) noexcept { return s1.size() == s2.size() && (!s1.size() || !memcmp(s1.latin1(), s2.latin1(), s1.size())); } -inline bool operator!=(QLatin1String s1, QLatin1String s2) Q_DECL_NOTHROW +inline bool operator!=(QLatin1String s1, QLatin1String s2) noexcept { return !operator==(s1, s2); } -inline bool operator<(QLatin1String s1, QLatin1String s2) Q_DECL_NOTHROW +inline bool operator<(QLatin1String s1, QLatin1String s2) noexcept { const int len = qMin(s1.size(), s2.size()); const int r = len ? memcmp(s1.latin1(), s2.latin1(), len) : 0; return r < 0 || (r == 0 && s1.size() < s2.size()); } -inline bool operator>(QLatin1String s1, QLatin1String s2) Q_DECL_NOTHROW +inline bool operator>(QLatin1String s1, QLatin1String s2) noexcept { return operator<(s2, s1); } -inline bool operator<=(QLatin1String s1, QLatin1String s2) Q_DECL_NOTHROW +inline bool operator<=(QLatin1String s1, QLatin1String s2) noexcept { return !operator>(s1, s2); } -inline bool operator>=(QLatin1String s1, QLatin1String s2) Q_DECL_NOTHROW +inline bool operator>=(QLatin1String s1, QLatin1String s2) noexcept { return !operator<(s1, s2); } -inline bool QLatin1String::operator==(const QString &s) const Q_DECL_NOTHROW +inline bool QLatin1String::operator==(const QString &s) const noexcept { return s == *this; } -inline bool QLatin1String::operator!=(const QString &s) const Q_DECL_NOTHROW +inline bool QLatin1String::operator!=(const QString &s) const noexcept { return s != *this; } -inline bool QLatin1String::operator>(const QString &s) const Q_DECL_NOTHROW +inline bool QLatin1String::operator>(const QString &s) const noexcept { return s < *this; } -inline bool QLatin1String::operator<(const QString &s) const Q_DECL_NOTHROW +inline bool QLatin1String::operator<(const QString &s) const noexcept { return s > *this; } -inline bool QLatin1String::operator>=(const QString &s) const Q_DECL_NOTHROW +inline bool QLatin1String::operator>=(const QString &s) const noexcept { return s <= *this; } -inline bool QLatin1String::operator<=(const QString &s) const Q_DECL_NOTHROW +inline bool QLatin1String::operator<=(const QString &s) const noexcept { return s >= *this; } #if !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) @@ -1376,14 +1455,12 @@ inline std::wstring QString::toStdWString() const { std::wstring str; str.resize(length()); - -#ifdef Q_CC_MSVC - // VS2005 crashes if the string is empty - if (!length()) - return str; +#if __cplusplus >= 201703L + str.resize(toWCharArray(str.data())); +#else + if (length()) + str.resize(toWCharArray(&str.front())); #endif - - str.resize(toWCharArray(&(*str.begin()))); return str; } @@ -1437,14 +1514,12 @@ public: #if QT_VERSION < QT_VERSION_CHECK(6,0,0) // ### Qt 6: remove all of these, the implicit ones are fine - QStringRef(const QStringRef &other) Q_DECL_NOTHROW + QStringRef(const QStringRef &other) noexcept :m_string(other.m_string), m_position(other.m_position), m_size(other.m_size) {} -#ifdef Q_COMPILER_RVALUE_REFS - QStringRef(QStringRef &&other) Q_DECL_NOTHROW : m_string(other.m_string), m_position(other.m_position), m_size(other.m_size) {} - QStringRef &operator=(QStringRef &&other) Q_DECL_NOTHROW { return *this = other; } -#endif - QStringRef &operator=(const QStringRef &other) Q_DECL_NOTHROW + QStringRef(QStringRef &&other) noexcept : m_string(other.m_string), m_position(other.m_position), m_size(other.m_size) {} + QStringRef &operator=(QStringRef &&other) noexcept { return *this = other; } + QStringRef &operator=(const QStringRef &other) noexcept { m_string = other.m_string; m_position = other.m_position; m_size = other.m_size; return *this; @@ -1458,19 +1533,26 @@ public: inline int count() const { return m_size; } inline int length() const { return m_size; } +#if QT_STRINGVIEW_LEVEL < 2 int indexOf(const QString &str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; + int indexOf(const QStringRef &str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; +#endif + Q_REQUIRED_RESULT int indexOf(QStringView s, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return int(QtPrivate::findString(*this, from, s, cs)); } // ### Qt6: qsize int indexOf(QChar ch, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int indexOf(QLatin1String str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; - int indexOf(const QStringRef &str, int from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int lastIndexOf(const QString &str, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int lastIndexOf(QChar ch, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int lastIndexOf(QLatin1String str, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int lastIndexOf(const QStringRef &str, int from = -1, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; +#if QT_STRINGVIEW_LEVEL < 2 inline bool contains(const QString &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; + inline bool contains(const QStringRef &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; +#endif inline bool contains(QChar ch, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; inline bool contains(QLatin1String str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; - inline bool contains(const QStringRef &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; + inline bool contains(QStringView str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; int count(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; int count(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; @@ -1481,14 +1563,19 @@ public: Q_REQUIRED_RESULT QVector<QStringRef> split(QChar sep, QString::SplitBehavior behavior = QString::KeepEmptyParts, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; + Q_REQUIRED_RESULT inline QVector<QStringRef> split(const QString &sep, Qt::SplitBehavior behavior, + Qt::CaseSensitivity cs = Qt::CaseSensitive) const; + Q_REQUIRED_RESULT inline QVector<QStringRef> split(QChar sep, Qt::SplitBehavior behavior, + Qt::CaseSensitivity cs = Qt::CaseSensitive) const; + Q_REQUIRED_RESULT QStringRef left(int n) const; Q_REQUIRED_RESULT QStringRef right(int n) const; Q_REQUIRED_RESULT QStringRef mid(int pos, int n = -1) const; Q_REQUIRED_RESULT QStringRef chopped(int n) const { Q_ASSERT(n >= 0); Q_ASSERT(n <= size()); return left(size() - n); } - void truncate(int pos) Q_DECL_NOTHROW { m_size = qBound(0, pos, m_size); } - void chop(int n) Q_DECL_NOTHROW + void truncate(int pos) noexcept { m_size = qBound(0, pos, m_size); } + void chop(int n) noexcept { if (n >= m_size) m_size = 0; @@ -1498,7 +1585,7 @@ public: bool isRightToLeft() const; - Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::startsWith(*this, s, cs); } bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; bool startsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; @@ -1507,7 +1594,7 @@ public: bool startsWith(const QStringRef &c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; #endif - Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::endsWith(*this, s, cs); } bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; bool endsWith(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; @@ -1570,19 +1657,19 @@ public: inline QT_ASCII_CAST_WARN bool operator>=(const char *s) const; #endif - int compare(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW; - int compare(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW; - int compare(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW; + int compare(const QString &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; + int compare(const QStringRef &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; + int compare(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; #if !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) int compare(const QByteArray &s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const { return QString::compare_helper(unicode(), size(), s.data(), qstrnlen(s.data(), s.size()), cs); } #endif static int compare(const QStringRef &s1, const QString &s2, - Qt::CaseSensitivity = Qt::CaseSensitive) Q_DECL_NOTHROW; + Qt::CaseSensitivity = Qt::CaseSensitive) noexcept; static int compare(const QStringRef &s1, const QStringRef &s2, - Qt::CaseSensitivity = Qt::CaseSensitive) Q_DECL_NOTHROW; + Qt::CaseSensitivity = Qt::CaseSensitive) noexcept; static int compare(const QStringRef &s1, QLatin1String s2, - Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; + Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; int localeAwareCompare(const QString &s) const; int localeAwareCompare(const QStringRef &s) const; @@ -1613,162 +1700,162 @@ inline QStringRef::QStringRef(const QString *aString) :m_string(aString), m_position(0), m_size(aString?aString->size() : 0){} // QStringRef <> QStringRef -Q_CORE_EXPORT bool operator==(const QStringRef &s1, const QStringRef &s2) Q_DECL_NOTHROW; -inline bool operator!=(const QStringRef &s1, const QStringRef &s2) Q_DECL_NOTHROW +Q_CORE_EXPORT bool operator==(const QStringRef &s1, const QStringRef &s2) noexcept; +inline bool operator!=(const QStringRef &s1, const QStringRef &s2) noexcept { return !(s1 == s2); } -Q_CORE_EXPORT bool operator<(const QStringRef &s1, const QStringRef &s2) Q_DECL_NOTHROW; -inline bool operator>(const QStringRef &s1, const QStringRef &s2) Q_DECL_NOTHROW +Q_CORE_EXPORT bool operator<(const QStringRef &s1, const QStringRef &s2) noexcept; +inline bool operator>(const QStringRef &s1, const QStringRef &s2) noexcept { return s2 < s1; } -inline bool operator<=(const QStringRef &s1, const QStringRef &s2) Q_DECL_NOTHROW +inline bool operator<=(const QStringRef &s1, const QStringRef &s2) noexcept { return !(s1 > s2); } -inline bool operator>=(const QStringRef &s1, const QStringRef &s2) Q_DECL_NOTHROW +inline bool operator>=(const QStringRef &s1, const QStringRef &s2) noexcept { return !(s1 < s2); } // QString <> QStringRef -Q_CORE_EXPORT bool operator==(const QString &lhs, const QStringRef &rhs) Q_DECL_NOTHROW; -inline bool operator!=(const QString &lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return lhs.compare(rhs) != 0; } -inline bool operator< (const QString &lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return lhs.compare(rhs) < 0; } -inline bool operator> (const QString &lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return lhs.compare(rhs) > 0; } -inline bool operator<=(const QString &lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return lhs.compare(rhs) <= 0; } -inline bool operator>=(const QString &lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return lhs.compare(rhs) >= 0; } - -inline bool operator==(const QStringRef &lhs, const QString &rhs) Q_DECL_NOTHROW { return rhs == lhs; } -inline bool operator!=(const QStringRef &lhs, const QString &rhs) Q_DECL_NOTHROW { return rhs != lhs; } -inline bool operator< (const QStringRef &lhs, const QString &rhs) Q_DECL_NOTHROW { return rhs > lhs; } -inline bool operator> (const QStringRef &lhs, const QString &rhs) Q_DECL_NOTHROW { return rhs < lhs; } -inline bool operator<=(const QStringRef &lhs, const QString &rhs) Q_DECL_NOTHROW { return rhs >= lhs; } -inline bool operator>=(const QStringRef &lhs, const QString &rhs) Q_DECL_NOTHROW { return rhs <= lhs; } +Q_CORE_EXPORT bool operator==(const QString &lhs, const QStringRef &rhs) noexcept; +inline bool operator!=(const QString &lhs, const QStringRef &rhs) noexcept { return lhs.compare(rhs) != 0; } +inline bool operator< (const QString &lhs, const QStringRef &rhs) noexcept { return lhs.compare(rhs) < 0; } +inline bool operator> (const QString &lhs, const QStringRef &rhs) noexcept { return lhs.compare(rhs) > 0; } +inline bool operator<=(const QString &lhs, const QStringRef &rhs) noexcept { return lhs.compare(rhs) <= 0; } +inline bool operator>=(const QString &lhs, const QStringRef &rhs) noexcept { return lhs.compare(rhs) >= 0; } + +inline bool operator==(const QStringRef &lhs, const QString &rhs) noexcept { return rhs == lhs; } +inline bool operator!=(const QStringRef &lhs, const QString &rhs) noexcept { return rhs != lhs; } +inline bool operator< (const QStringRef &lhs, const QString &rhs) noexcept { return rhs > lhs; } +inline bool operator> (const QStringRef &lhs, const QString &rhs) noexcept { return rhs < lhs; } +inline bool operator<=(const QStringRef &lhs, const QString &rhs) noexcept { return rhs >= lhs; } +inline bool operator>=(const QStringRef &lhs, const QString &rhs) noexcept { return rhs <= lhs; } #if QT_STRINGVIEW_LEVEL < 2 -inline int QString::compare(const QStringRef &s, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW +inline int QString::compare(const QStringRef &s, Qt::CaseSensitivity cs) const noexcept { return QString::compare_helper(constData(), length(), s.constData(), s.length(), cs); } #endif -inline int QString::compare(QStringView s, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW +inline int QString::compare(QStringView s, Qt::CaseSensitivity cs) const noexcept { return -s.compare(*this, cs); } -inline int QString::compare(const QString &s1, const QStringRef &s2, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +inline int QString::compare(const QString &s1, const QStringRef &s2, Qt::CaseSensitivity cs) noexcept { return QString::compare_helper(s1.constData(), s1.length(), s2.constData(), s2.length(), cs); } -inline int QStringRef::compare(const QString &s, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW +inline int QStringRef::compare(const QString &s, Qt::CaseSensitivity cs) const noexcept { return QString::compare_helper(constData(), length(), s.constData(), s.length(), cs); } -inline int QStringRef::compare(const QStringRef &s, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW +inline int QStringRef::compare(const QStringRef &s, Qt::CaseSensitivity cs) const noexcept { return QString::compare_helper(constData(), length(), s.constData(), s.length(), cs); } -inline int QStringRef::compare(QLatin1String s, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW +inline int QStringRef::compare(QLatin1String s, Qt::CaseSensitivity cs) const noexcept { return QString::compare_helper(constData(), length(), s, cs); } -inline int QStringRef::compare(const QStringRef &s1, const QString &s2, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +inline int QStringRef::compare(const QStringRef &s1, const QString &s2, Qt::CaseSensitivity cs) noexcept { return QString::compare_helper(s1.constData(), s1.length(), s2.constData(), s2.length(), cs); } -inline int QStringRef::compare(const QStringRef &s1, const QStringRef &s2, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +inline int QStringRef::compare(const QStringRef &s1, const QStringRef &s2, Qt::CaseSensitivity cs) noexcept { return QString::compare_helper(s1.constData(), s1.length(), s2.constData(), s2.length(), cs); } -inline int QStringRef::compare(const QStringRef &s1, QLatin1String s2, Qt::CaseSensitivity cs) Q_DECL_NOTHROW +inline int QStringRef::compare(const QStringRef &s1, QLatin1String s2, Qt::CaseSensitivity cs) noexcept { return QString::compare_helper(s1.constData(), s1.length(), s2, cs); } // QLatin1String <> QStringRef -Q_CORE_EXPORT bool operator==(QLatin1String lhs, const QStringRef &rhs) Q_DECL_NOTHROW; -inline bool operator!=(QLatin1String lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return rhs.compare(lhs) != 0; } -inline bool operator< (QLatin1String lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return rhs.compare(lhs) > 0; } -inline bool operator> (QLatin1String lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return rhs.compare(lhs) < 0; } -inline bool operator<=(QLatin1String lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return rhs.compare(lhs) >= 0; } -inline bool operator>=(QLatin1String lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return rhs.compare(lhs) <= 0; } - -inline bool operator==(const QStringRef &lhs, QLatin1String rhs) Q_DECL_NOTHROW { return rhs == lhs; } -inline bool operator!=(const QStringRef &lhs, QLatin1String rhs) Q_DECL_NOTHROW { return rhs != lhs; } -inline bool operator< (const QStringRef &lhs, QLatin1String rhs) Q_DECL_NOTHROW { return rhs > lhs; } -inline bool operator> (const QStringRef &lhs, QLatin1String rhs) Q_DECL_NOTHROW { return rhs < lhs; } -inline bool operator<=(const QStringRef &lhs, QLatin1String rhs) Q_DECL_NOTHROW { return rhs >= lhs; } -inline bool operator>=(const QStringRef &lhs, QLatin1String rhs) Q_DECL_NOTHROW { return rhs <= lhs; } +Q_CORE_EXPORT bool operator==(QLatin1String lhs, const QStringRef &rhs) noexcept; +inline bool operator!=(QLatin1String lhs, const QStringRef &rhs) noexcept { return rhs.compare(lhs) != 0; } +inline bool operator< (QLatin1String lhs, const QStringRef &rhs) noexcept { return rhs.compare(lhs) > 0; } +inline bool operator> (QLatin1String lhs, const QStringRef &rhs) noexcept { return rhs.compare(lhs) < 0; } +inline bool operator<=(QLatin1String lhs, const QStringRef &rhs) noexcept { return rhs.compare(lhs) >= 0; } +inline bool operator>=(QLatin1String lhs, const QStringRef &rhs) noexcept { return rhs.compare(lhs) <= 0; } + +inline bool operator==(const QStringRef &lhs, QLatin1String rhs) noexcept { return rhs == lhs; } +inline bool operator!=(const QStringRef &lhs, QLatin1String rhs) noexcept { return rhs != lhs; } +inline bool operator< (const QStringRef &lhs, QLatin1String rhs) noexcept { return rhs > lhs; } +inline bool operator> (const QStringRef &lhs, QLatin1String rhs) noexcept { return rhs < lhs; } +inline bool operator<=(const QStringRef &lhs, QLatin1String rhs) noexcept { return rhs >= lhs; } +inline bool operator>=(const QStringRef &lhs, QLatin1String rhs) noexcept { return rhs <= lhs; } // QChar <> QString -inline bool operator==(QChar lhs, const QString &rhs) Q_DECL_NOTHROW +inline bool operator==(QChar lhs, const QString &rhs) noexcept { return rhs.size() == 1 && lhs == rhs.front(); } -inline bool operator< (QChar lhs, const QString &rhs) Q_DECL_NOTHROW +inline bool operator< (QChar lhs, const QString &rhs) noexcept { return QString::compare_helper(&lhs, 1, rhs.data(), rhs.size()) < 0; } -inline bool operator> (QChar lhs, const QString &rhs) Q_DECL_NOTHROW +inline bool operator> (QChar lhs, const QString &rhs) noexcept { return QString::compare_helper(&lhs, 1, rhs.data(), rhs.size()) > 0; } -inline bool operator!=(QChar lhs, const QString &rhs) Q_DECL_NOTHROW { return !(lhs == rhs); } -inline bool operator<=(QChar lhs, const QString &rhs) Q_DECL_NOTHROW { return !(lhs > rhs); } -inline bool operator>=(QChar lhs, const QString &rhs) Q_DECL_NOTHROW { return !(lhs < rhs); } +inline bool operator!=(QChar lhs, const QString &rhs) noexcept { return !(lhs == rhs); } +inline bool operator<=(QChar lhs, const QString &rhs) noexcept { return !(lhs > rhs); } +inline bool operator>=(QChar lhs, const QString &rhs) noexcept { return !(lhs < rhs); } -inline bool operator==(const QString &lhs, QChar rhs) Q_DECL_NOTHROW { return rhs == lhs; } -inline bool operator!=(const QString &lhs, QChar rhs) Q_DECL_NOTHROW { return !(rhs == lhs); } -inline bool operator< (const QString &lhs, QChar rhs) Q_DECL_NOTHROW { return rhs > lhs; } -inline bool operator> (const QString &lhs, QChar rhs) Q_DECL_NOTHROW { return rhs < lhs; } -inline bool operator<=(const QString &lhs, QChar rhs) Q_DECL_NOTHROW { return !(rhs < lhs); } -inline bool operator>=(const QString &lhs, QChar rhs) Q_DECL_NOTHROW { return !(rhs > lhs); } +inline bool operator==(const QString &lhs, QChar rhs) noexcept { return rhs == lhs; } +inline bool operator!=(const QString &lhs, QChar rhs) noexcept { return !(rhs == lhs); } +inline bool operator< (const QString &lhs, QChar rhs) noexcept { return rhs > lhs; } +inline bool operator> (const QString &lhs, QChar rhs) noexcept { return rhs < lhs; } +inline bool operator<=(const QString &lhs, QChar rhs) noexcept { return !(rhs < lhs); } +inline bool operator>=(const QString &lhs, QChar rhs) noexcept { return !(rhs > lhs); } // QChar <> QStringRef -inline bool operator==(QChar lhs, const QStringRef &rhs) Q_DECL_NOTHROW +inline bool operator==(QChar lhs, const QStringRef &rhs) noexcept { return rhs.size() == 1 && lhs == rhs.front(); } -inline bool operator< (QChar lhs, const QStringRef &rhs) Q_DECL_NOTHROW +inline bool operator< (QChar lhs, const QStringRef &rhs) noexcept { return QString::compare_helper(&lhs, 1, rhs.data(), rhs.size()) < 0; } -inline bool operator> (QChar lhs, const QStringRef &rhs) Q_DECL_NOTHROW +inline bool operator> (QChar lhs, const QStringRef &rhs) noexcept { return QString::compare_helper(&lhs, 1, rhs.data(), rhs.size()) > 0; } -inline bool operator!=(QChar lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return !(lhs == rhs); } -inline bool operator<=(QChar lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return !(lhs > rhs); } -inline bool operator>=(QChar lhs, const QStringRef &rhs) Q_DECL_NOTHROW { return !(lhs < rhs); } +inline bool operator!=(QChar lhs, const QStringRef &rhs) noexcept { return !(lhs == rhs); } +inline bool operator<=(QChar lhs, const QStringRef &rhs) noexcept { return !(lhs > rhs); } +inline bool operator>=(QChar lhs, const QStringRef &rhs) noexcept { return !(lhs < rhs); } -inline bool operator==(const QStringRef &lhs, QChar rhs) Q_DECL_NOTHROW { return rhs == lhs; } -inline bool operator!=(const QStringRef &lhs, QChar rhs) Q_DECL_NOTHROW { return !(rhs == lhs); } -inline bool operator< (const QStringRef &lhs, QChar rhs) Q_DECL_NOTHROW { return rhs > lhs; } -inline bool operator> (const QStringRef &lhs, QChar rhs) Q_DECL_NOTHROW { return rhs < lhs; } -inline bool operator<=(const QStringRef &lhs, QChar rhs) Q_DECL_NOTHROW { return !(rhs < lhs); } -inline bool operator>=(const QStringRef &lhs, QChar rhs) Q_DECL_NOTHROW { return !(rhs > lhs); } +inline bool operator==(const QStringRef &lhs, QChar rhs) noexcept { return rhs == lhs; } +inline bool operator!=(const QStringRef &lhs, QChar rhs) noexcept { return !(rhs == lhs); } +inline bool operator< (const QStringRef &lhs, QChar rhs) noexcept { return rhs > lhs; } +inline bool operator> (const QStringRef &lhs, QChar rhs) noexcept { return rhs < lhs; } +inline bool operator<=(const QStringRef &lhs, QChar rhs) noexcept { return !(rhs < lhs); } +inline bool operator>=(const QStringRef &lhs, QChar rhs) noexcept { return !(rhs > lhs); } // QChar <> QLatin1String -inline bool operator==(QChar lhs, QLatin1String rhs) Q_DECL_NOTHROW +inline bool operator==(QChar lhs, QLatin1String rhs) noexcept { return rhs.size() == 1 && lhs == rhs.front(); } -inline bool operator< (QChar lhs, QLatin1String rhs) Q_DECL_NOTHROW +inline bool operator< (QChar lhs, QLatin1String rhs) noexcept { return QString::compare_helper(&lhs, 1, rhs) < 0; } -inline bool operator> (QChar lhs, QLatin1String rhs) Q_DECL_NOTHROW +inline bool operator> (QChar lhs, QLatin1String rhs) noexcept { return QString::compare_helper(&lhs, 1, rhs) > 0; } -inline bool operator!=(QChar lhs, QLatin1String rhs) Q_DECL_NOTHROW { return !(lhs == rhs); } -inline bool operator<=(QChar lhs, QLatin1String rhs) Q_DECL_NOTHROW { return !(lhs > rhs); } -inline bool operator>=(QChar lhs, QLatin1String rhs) Q_DECL_NOTHROW { return !(lhs < rhs); } +inline bool operator!=(QChar lhs, QLatin1String rhs) noexcept { return !(lhs == rhs); } +inline bool operator<=(QChar lhs, QLatin1String rhs) noexcept { return !(lhs > rhs); } +inline bool operator>=(QChar lhs, QLatin1String rhs) noexcept { return !(lhs < rhs); } -inline bool operator==(QLatin1String lhs, QChar rhs) Q_DECL_NOTHROW { return rhs == lhs; } -inline bool operator!=(QLatin1String lhs, QChar rhs) Q_DECL_NOTHROW { return !(rhs == lhs); } -inline bool operator< (QLatin1String lhs, QChar rhs) Q_DECL_NOTHROW { return rhs > lhs; } -inline bool operator> (QLatin1String lhs, QChar rhs) Q_DECL_NOTHROW { return rhs < lhs; } -inline bool operator<=(QLatin1String lhs, QChar rhs) Q_DECL_NOTHROW { return !(rhs < lhs); } -inline bool operator>=(QLatin1String lhs, QChar rhs) Q_DECL_NOTHROW { return !(rhs > lhs); } +inline bool operator==(QLatin1String lhs, QChar rhs) noexcept { return rhs == lhs; } +inline bool operator!=(QLatin1String lhs, QChar rhs) noexcept { return !(rhs == lhs); } +inline bool operator< (QLatin1String lhs, QChar rhs) noexcept { return rhs > lhs; } +inline bool operator> (QLatin1String lhs, QChar rhs) noexcept { return rhs < lhs; } +inline bool operator<=(QLatin1String lhs, QChar rhs) noexcept { return !(rhs < lhs); } +inline bool operator>=(QLatin1String lhs, QChar rhs) noexcept { return !(rhs > lhs); } // QStringView <> QStringView -inline bool operator==(QStringView lhs, QStringView rhs) Q_DECL_NOTHROW { return lhs.size() == rhs.size() && QtPrivate::compareStrings(lhs, rhs) == 0; } -inline bool operator!=(QStringView lhs, QStringView rhs) Q_DECL_NOTHROW { return !(lhs == rhs); } -inline bool operator< (QStringView lhs, QStringView rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) < 0; } -inline bool operator<=(QStringView lhs, QStringView rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) <= 0; } -inline bool operator> (QStringView lhs, QStringView rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) > 0; } -inline bool operator>=(QStringView lhs, QStringView rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) >= 0; } +inline bool operator==(QStringView lhs, QStringView rhs) noexcept { return lhs.size() == rhs.size() && QtPrivate::compareStrings(lhs, rhs) == 0; } +inline bool operator!=(QStringView lhs, QStringView rhs) noexcept { return !(lhs == rhs); } +inline bool operator< (QStringView lhs, QStringView rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) < 0; } +inline bool operator<=(QStringView lhs, QStringView rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) <= 0; } +inline bool operator> (QStringView lhs, QStringView rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) > 0; } +inline bool operator>=(QStringView lhs, QStringView rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) >= 0; } // QStringView <> QChar -inline bool operator==(QStringView lhs, QChar rhs) Q_DECL_NOTHROW { return lhs == QStringView(&rhs, 1); } -inline bool operator!=(QStringView lhs, QChar rhs) Q_DECL_NOTHROW { return lhs != QStringView(&rhs, 1); } -inline bool operator< (QStringView lhs, QChar rhs) Q_DECL_NOTHROW { return lhs < QStringView(&rhs, 1); } -inline bool operator<=(QStringView lhs, QChar rhs) Q_DECL_NOTHROW { return lhs <= QStringView(&rhs, 1); } -inline bool operator> (QStringView lhs, QChar rhs) Q_DECL_NOTHROW { return lhs > QStringView(&rhs, 1); } -inline bool operator>=(QStringView lhs, QChar rhs) Q_DECL_NOTHROW { return lhs >= QStringView(&rhs, 1); } - -inline bool operator==(QChar lhs, QStringView rhs) Q_DECL_NOTHROW { return QStringView(&lhs, 1) == rhs; } -inline bool operator!=(QChar lhs, QStringView rhs) Q_DECL_NOTHROW { return QStringView(&lhs, 1) != rhs; } -inline bool operator< (QChar lhs, QStringView rhs) Q_DECL_NOTHROW { return QStringView(&lhs, 1) < rhs; } -inline bool operator<=(QChar lhs, QStringView rhs) Q_DECL_NOTHROW { return QStringView(&lhs, 1) <= rhs; } -inline bool operator> (QChar lhs, QStringView rhs) Q_DECL_NOTHROW { return QStringView(&lhs, 1) > rhs; } -inline bool operator>=(QChar lhs, QStringView rhs) Q_DECL_NOTHROW { return QStringView(&lhs, 1) >= rhs; } +inline bool operator==(QStringView lhs, QChar rhs) noexcept { return lhs == QStringView(&rhs, 1); } +inline bool operator!=(QStringView lhs, QChar rhs) noexcept { return lhs != QStringView(&rhs, 1); } +inline bool operator< (QStringView lhs, QChar rhs) noexcept { return lhs < QStringView(&rhs, 1); } +inline bool operator<=(QStringView lhs, QChar rhs) noexcept { return lhs <= QStringView(&rhs, 1); } +inline bool operator> (QStringView lhs, QChar rhs) noexcept { return lhs > QStringView(&rhs, 1); } +inline bool operator>=(QStringView lhs, QChar rhs) noexcept { return lhs >= QStringView(&rhs, 1); } + +inline bool operator==(QChar lhs, QStringView rhs) noexcept { return QStringView(&lhs, 1) == rhs; } +inline bool operator!=(QChar lhs, QStringView rhs) noexcept { return QStringView(&lhs, 1) != rhs; } +inline bool operator< (QChar lhs, QStringView rhs) noexcept { return QStringView(&lhs, 1) < rhs; } +inline bool operator<=(QChar lhs, QStringView rhs) noexcept { return QStringView(&lhs, 1) <= rhs; } +inline bool operator> (QChar lhs, QStringView rhs) noexcept { return QStringView(&lhs, 1) > rhs; } +inline bool operator>=(QChar lhs, QStringView rhs) noexcept { return QStringView(&lhs, 1) >= rhs; } // QStringView <> QLatin1String -inline bool operator==(QStringView lhs, QLatin1String rhs) Q_DECL_NOTHROW { return lhs.size() == rhs.size() && QtPrivate::compareStrings(lhs, rhs) == 0; } -inline bool operator!=(QStringView lhs, QLatin1String rhs) Q_DECL_NOTHROW { return !(lhs == rhs); } -inline bool operator< (QStringView lhs, QLatin1String rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) < 0; } -inline bool operator<=(QStringView lhs, QLatin1String rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) <= 0; } -inline bool operator> (QStringView lhs, QLatin1String rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) > 0; } -inline bool operator>=(QStringView lhs, QLatin1String rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) >= 0; } - -inline bool operator==(QLatin1String lhs, QStringView rhs) Q_DECL_NOTHROW { return lhs.size() == rhs.size() && QtPrivate::compareStrings(lhs, rhs) == 0; } -inline bool operator!=(QLatin1String lhs, QStringView rhs) Q_DECL_NOTHROW { return !(lhs == rhs); } -inline bool operator< (QLatin1String lhs, QStringView rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) < 0; } -inline bool operator<=(QLatin1String lhs, QStringView rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) <= 0; } -inline bool operator> (QLatin1String lhs, QStringView rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) > 0; } -inline bool operator>=(QLatin1String lhs, QStringView rhs) Q_DECL_NOTHROW { return QtPrivate::compareStrings(lhs, rhs) >= 0; } +inline bool operator==(QStringView lhs, QLatin1String rhs) noexcept { return lhs.size() == rhs.size() && QtPrivate::compareStrings(lhs, rhs) == 0; } +inline bool operator!=(QStringView lhs, QLatin1String rhs) noexcept { return !(lhs == rhs); } +inline bool operator< (QStringView lhs, QLatin1String rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) < 0; } +inline bool operator<=(QStringView lhs, QLatin1String rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) <= 0; } +inline bool operator> (QStringView lhs, QLatin1String rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) > 0; } +inline bool operator>=(QStringView lhs, QLatin1String rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) >= 0; } + +inline bool operator==(QLatin1String lhs, QStringView rhs) noexcept { return lhs.size() == rhs.size() && QtPrivate::compareStrings(lhs, rhs) == 0; } +inline bool operator!=(QLatin1String lhs, QStringView rhs) noexcept { return !(lhs == rhs); } +inline bool operator< (QLatin1String lhs, QStringView rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) < 0; } +inline bool operator<=(QLatin1String lhs, QStringView rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) <= 0; } +inline bool operator> (QLatin1String lhs, QStringView rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) > 0; } +inline bool operator>=(QLatin1String lhs, QStringView rhs) noexcept { return QtPrivate::compareStrings(lhs, rhs) >= 0; } #if !defined(QT_NO_CAST_FROM_ASCII) && !defined(QT_RESTRICTED_CAST_FROM_ASCII) // QStringRef <> QByteArray @@ -1827,13 +1914,17 @@ inline int QStringRef::localeAwareCompare(const QStringRef &s1, const QString &s inline int QStringRef::localeAwareCompare(const QStringRef &s1, const QStringRef &s2) { return QString::localeAwareCompare_helper(s1.constData(), s1.length(), s2.constData(), s2.length()); } +#if QT_STRINGVIEW_LEVEL < 2 inline bool QStringRef::contains(const QString &s, Qt::CaseSensitivity cs) const { return indexOf(s, 0, cs) != -1; } +inline bool QStringRef::contains(const QStringRef &s, Qt::CaseSensitivity cs) const +{ return indexOf(s, 0, cs) != -1; } +#endif inline bool QStringRef::contains(QLatin1String s, Qt::CaseSensitivity cs) const { return indexOf(s, 0, cs) != -1; } inline bool QStringRef::contains(QChar c, Qt::CaseSensitivity cs) const { return indexOf(c, 0, cs) != -1; } -inline bool QStringRef::contains(const QStringRef &s, Qt::CaseSensitivity cs) const +inline bool QStringRef::contains(QStringView s, Qt::CaseSensitivity cs) const noexcept { return indexOf(s, 0, cs) != -1; } inline QString &QString::insert(int i, const QStringRef &s) diff --git a/src/corelib/tools/qstringalgorithms.h b/src/corelib/tools/qstringalgorithms.h index cc0eda71f3..51a86cfeb5 100644 --- a/src/corelib/tools/qstringalgorithms.h +++ b/src/corelib/tools/qstringalgorithms.h @@ -51,31 +51,37 @@ QT_BEGIN_NAMESPACE class QByteArray; class QLatin1String; class QStringView; +class QChar; template <typename T> class QVector; namespace QtPrivate { -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION qsizetype qustrlen(const ushort *str) Q_DECL_NOTHROW; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION qsizetype qustrlen(const ushort *str) noexcept; Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION const ushort *qustrchr(QStringView str, ushort ch) noexcept; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION int compareStrings(QStringView lhs, QStringView rhs, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION int compareStrings(QStringView lhs, QLatin1String rhs, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION int compareStrings(QLatin1String lhs, QStringView rhs, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION int compareStrings(QLatin1String lhs, QLatin1String rhs, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION int compareStrings(QStringView lhs, QStringView rhs, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION int compareStrings(QStringView lhs, QLatin1String rhs, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION int compareStrings(QLatin1String lhs, QStringView rhs, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION int compareStrings(QLatin1String lhs, QLatin1String rhs, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool startsWith(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool startsWith(QStringView haystack, QLatin1String needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool startsWith(QLatin1String haystack, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool startsWith(QLatin1String haystack, QLatin1String needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool startsWith(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool startsWith(QStringView haystack, QLatin1String needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool startsWith(QLatin1String haystack, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool startsWith(QLatin1String haystack, QLatin1String needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool endsWith(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool endsWith(QStringView haystack, QLatin1String needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool endsWith(QLatin1String haystack, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool endsWith(QLatin1String haystack, QLatin1String needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) Q_DECL_NOTHROW; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool endsWith(QStringView haystack, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool endsWith(QStringView haystack, QLatin1String needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool endsWith(QLatin1String haystack, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION bool endsWith(QLatin1String haystack, QLatin1String needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION QStringView trimmed(QStringView s) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION QLatin1String trimmed(QLatin1String s) Q_DECL_NOTHROW; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION qsizetype findString(QStringView haystack, qsizetype from, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION qsizetype findString(QStringView haystack, qsizetype from, QLatin1String needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION qsizetype findString(QLatin1String haystack, qsizetype from, QStringView needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION qsizetype findString(QLatin1String haystack, qsizetype from, QLatin1String needle, Qt::CaseSensitivity cs = Qt::CaseSensitive) noexcept; + +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION QStringView trimmed(QStringView s) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT Q_DECL_PURE_FUNCTION QLatin1String trimmed(QLatin1String s) noexcept; Q_REQUIRED_RESULT Q_CORE_EXPORT QByteArray convertToLatin1(QStringView str); Q_REQUIRED_RESULT Q_CORE_EXPORT QByteArray convertToUtf8(QStringView str); @@ -83,10 +89,10 @@ Q_REQUIRED_RESULT Q_CORE_EXPORT QByteArray convertToLocal8Bit(QStringView str); Q_REQUIRED_RESULT Q_CORE_EXPORT QVector<uint> convertToUcs4(QStringView str); Q_REQUIRED_RESULT Q_CORE_EXPORT bool isRightToLeft(QStringView string); -Q_REQUIRED_RESULT Q_CORE_EXPORT bool isAscii(QLatin1String s) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT Q_CORE_EXPORT bool isAscii(QStringView s) Q_DECL_NOTHROW; -Q_REQUIRED_RESULT bool isLatin1(QLatin1String s) Q_DECL_NOTHROW; // in qstring.h -Q_REQUIRED_RESULT Q_CORE_EXPORT bool isLatin1(QStringView s) Q_DECL_NOTHROW; +Q_REQUIRED_RESULT Q_CORE_EXPORT bool isAscii(QLatin1String s) noexcept; +Q_REQUIRED_RESULT Q_CORE_EXPORT bool isAscii(QStringView s) noexcept; +Q_REQUIRED_RESULT bool isLatin1(QLatin1String s) noexcept; // in qstring.h +Q_REQUIRED_RESULT Q_CORE_EXPORT bool isLatin1(QStringView s) noexcept; } // namespace QtPRivate diff --git a/src/corelib/tools/qstringalgorithms_p.h b/src/corelib/tools/qstringalgorithms_p.h index 4bcf697f78..64d9f2e676 100644 --- a/src/corelib/tools/qstringalgorithms_p.h +++ b/src/corelib/tools/qstringalgorithms_p.h @@ -77,7 +77,7 @@ template <typename StringType> struct QStringAlgorithms if (begin != data) memmove(data, begin, (end - begin) * sizeof(Char)); str.resize(end - begin); - return qMove(str); + return std::move(str); } static inline StringType trimmed_helper_inplace(const NakedStringType &, const Char *, const Char *) @@ -118,7 +118,7 @@ template <typename StringType> struct QStringAlgorithms const Char *end = str.cend(); NakedStringType result = isConst || !str.isDetached() ? StringType(str.size(), Qt::Uninitialized) : - qMove(str); + std::move(str); Char *dst = const_cast<Char *>(result.cbegin()); Char *ptr = dst; diff --git a/src/corelib/tools/qstringbuilder.cpp b/src/corelib/tools/qstringbuilder.cpp index 8afc83819b..cf443ec369 100644 --- a/src/corelib/tools/qstringbuilder.cpp +++ b/src/corelib/tools/qstringbuilder.cpp @@ -124,7 +124,7 @@ QT_BEGIN_NAMESPACE /*! \internal */ -void QAbstractConcatenable::convertFromAscii(const char *a, int len, QChar *&out) Q_DECL_NOTHROW +void QAbstractConcatenable::convertFromAscii(const char *a, int len, QChar *&out) noexcept { if (Q_UNLIKELY(len == -1)) { if (!a) diff --git a/src/corelib/tools/qstringbuilder.h b/src/corelib/tools/qstringbuilder.h index 1d96d70637..b3cf2f695e 100644 --- a/src/corelib/tools/qstringbuilder.h +++ b/src/corelib/tools/qstringbuilder.h @@ -58,12 +58,12 @@ QT_BEGIN_NAMESPACE struct Q_CORE_EXPORT QAbstractConcatenable { protected: - static void convertFromAscii(const char *a, int len, QChar *&out) Q_DECL_NOTHROW; - static inline void convertFromAscii(char a, QChar *&out) Q_DECL_NOTHROW + static void convertFromAscii(const char *a, int len, QChar *&out) noexcept; + static inline void convertFromAscii(char a, QChar *&out) noexcept { *out++ = QLatin1Char(a); } - static void appendLatin1To(const char *a, int len, QChar *out) Q_DECL_NOTHROW; + static void appendLatin1To(const char *a, int len, QChar *out) noexcept; }; template <typename T> struct QConcatenable {}; @@ -150,7 +150,7 @@ class QStringBuilder <QString, QString> : public QStringBuilderBase<QStringBuild const QString &b; private: - QStringBuilder &operator=(const QStringBuilder &) Q_DECL_EQ_DELETE; + QStringBuilder &operator=(const QStringBuilder &) = delete; }; template <> @@ -167,7 +167,7 @@ class QStringBuilder <QByteArray, QByteArray> : public QStringBuilderBase<QStrin const QByteArray &b; private: - QStringBuilder &operator=(const QStringBuilder &) Q_DECL_EQ_DELETE; + QStringBuilder &operator=(const QStringBuilder &) = delete; }; diff --git a/src/corelib/tools/qstringlist.cpp b/src/corelib/tools/qstringlist.cpp index cc6eaf8ad2..f6da7b1428 100644 --- a/src/corelib/tools/qstringlist.cpp +++ b/src/corelib/tools/qstringlist.cpp @@ -38,6 +38,7 @@ ****************************************************************************/ #include <qstringlist.h> +#include <qregexp.h> #include <qset.h> #if QT_CONFIG(regularexpression) # include <qregularexpression.h> @@ -847,5 +848,12 @@ int QtPrivate::QStringList_removeDuplicates(QStringList *that) lists. */ + /*! \fn template<typename InputIterator> QStringList::QStringList(InputIterator first, InputIterator last) + \since 5.14 + + Constructs a QStringList with the contents in the iterator range [\a first, \a last). + + The value type of \c InputIterator must be convertible to \c QString. + */ QT_END_NAMESPACE diff --git a/src/corelib/tools/qstringlist.h b/src/corelib/tools/qstringlist.h index 6b04b7aef1..3bb657069b 100644 --- a/src/corelib/tools/qstringlist.h +++ b/src/corelib/tools/qstringlist.h @@ -44,6 +44,7 @@ #define QSTRINGLIST_H #include <QtCore/qalgorithms.h> +#include <QtCore/qcontainertools_impl.h> #include <QtCore/qregexp.h> #include <QtCore/qstring.h> #include <QtCore/qstringmatcher.h> @@ -100,22 +101,19 @@ class QStringList : public QList<QString> { #endif public: - inline QStringList() Q_DECL_NOTHROW { } + inline QStringList() noexcept { } inline explicit QStringList(const QString &i) { append(i); } inline QStringList(const QList<QString> &l) : QList<QString>(l) { } -#ifdef Q_COMPILER_RVALUE_REFS - inline QStringList(QList<QString> &&l) Q_DECL_NOTHROW : QList<QString>(std::move(l)) { } -#endif -#ifdef Q_COMPILER_INITIALIZER_LISTS + inline QStringList(QList<QString> &&l) noexcept : QList<QString>(std::move(l)) { } inline QStringList(std::initializer_list<QString> args) : QList<QString>(args) { } -#endif + template <typename InputIterator, QtPrivate::IfIsInputIterator<InputIterator> = true> + inline QStringList(InputIterator first, InputIterator last) + : QList<QString>(first, last) { } QStringList &operator=(const QList<QString> &other) { QList<QString>::operator=(other); return *this; } -#ifdef Q_COMPILER_RVALUE_REFS - QStringList &operator=(QList<QString> &&other) Q_DECL_NOTHROW + QStringList &operator=(QList<QString> &&other) noexcept { QList<QString>::operator=(std::move(other)); return *this; } -#endif #if QT_STRINGVIEW_LEVEL < 2 inline bool contains(const QString &str, Qt::CaseSensitivity cs = Qt::CaseSensitive) const; @@ -332,6 +330,23 @@ inline int QStringList::lastIndexOf(const QRegularExpression &rx, int from) cons #endif // QT_CONFIG(regularexpression) #endif // Q_QDOC +// +// QString inline functions: +// + +QStringList QString::split(const QString &sep, Qt::SplitBehavior behavior, Qt::CaseSensitivity cs) const +{ return split(sep, _sb(behavior), cs); } +QStringList QString::split(QChar sep, Qt::SplitBehavior behavior, Qt::CaseSensitivity cs) const +{ return split(sep, _sb(behavior), cs); } +#ifndef QT_NO_REGEXP +QStringList QString::split(const QRegExp &sep, Qt::SplitBehavior behavior) const +{ return split(sep, _sb(behavior)); } +#endif +#if QT_CONFIG(regularexpression) +QStringList QString::split(const QRegularExpression &sep, Qt::SplitBehavior behavior) const +{ return split(sep, _sb(behavior)); } +#endif + QT_END_NAMESPACE #endif // QSTRINGLIST_H diff --git a/src/corelib/tools/qstringliteral.h b/src/corelib/tools/qstringliteral.h index 64296b89fc..603f19c0b4 100644 --- a/src/corelib/tools/qstringliteral.h +++ b/src/corelib/tools/qstringliteral.h @@ -63,7 +63,7 @@ Q_STATIC_ASSERT_X(sizeof(qunicodechar) == 2, #define QT_UNICODE_LITERAL(str) u"" str #define QStringLiteral(str) \ - ([]() Q_DECL_NOEXCEPT -> QString { \ + ([]() noexcept -> QString { \ enum { Size = sizeof(QT_UNICODE_LITERAL(str))/2 - 1 }; \ static const QStaticStringData<Size> qstring_literal = { \ Q_STATIC_STRING_DATA_HEADER_INITIALIZER(Size), \ diff --git a/src/corelib/tools/qstringmatcher.cpp b/src/corelib/tools/qstringmatcher.cpp index 67d3f0ebc8..167a467480 100644 --- a/src/corelib/tools/qstringmatcher.cpp +++ b/src/corelib/tools/qstringmatcher.cpp @@ -1,6 +1,7 @@ /**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 Mail.ru Group. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -41,43 +42,43 @@ QT_BEGIN_NAMESPACE -static void bm_init_skiptable(const ushort *uc, int len, uchar *skiptable, Qt::CaseSensitivity cs) +static void bm_init_skiptable(const ushort *uc, qsizetype len, uchar *skiptable, Qt::CaseSensitivity cs) { - int l = qMin(len, 255); - memset(skiptable, l, 256*sizeof(uchar)); + int l = int(qMin(len, qsizetype(255))); + memset(skiptable, l, 256 * sizeof(uchar)); uc += len - l; if (cs == Qt::CaseSensitive) { while (l--) { skiptable[*uc & 0xff] = l; - uc++; + ++uc; } } else { const ushort *start = uc; while (l--) { skiptable[foldCase(uc, start) & 0xff] = l; - uc++; + ++uc; } } } -static inline int bm_find(const ushort *uc, uint l, int index, const ushort *puc, uint pl, +static inline qsizetype bm_find(const ushort *uc, qsizetype l, qsizetype index, const ushort *puc, qsizetype pl, const uchar *skiptable, Qt::CaseSensitivity cs) { if (pl == 0) - return index > (int)l ? -1 : index; - const uint pl_minus_one = pl - 1; + return index > l ? -1 : index; + const qsizetype pl_minus_one = pl - 1; const ushort *current = uc + index + pl_minus_one; const ushort *end = uc + l; if (cs == Qt::CaseSensitive) { while (current < end) { - uint skip = skiptable[*current & 0xff]; + qsizetype skip = skiptable[*current & 0xff]; if (!skip) { // possible match while (skip < pl) { if (*(current - skip) != puc[pl_minus_one-skip]) break; - skip++; + ++skip; } if (skip > pl_minus_one) // we have a match return (current - uc) - pl_minus_one; @@ -95,13 +96,13 @@ static inline int bm_find(const ushort *uc, uint l, int index, const ushort *puc } } else { while (current < end) { - uint skip = skiptable[foldCase(current, uc) & 0xff]; + qsizetype skip = skiptable[foldCase(current, uc) & 0xff]; if (!skip) { // possible match while (skip < pl) { if (foldCase(current - skip, uc) != foldCase(puc + pl_minus_one - skip, puc)) break; - skip++; + ++skip; } if (skip > pl_minus_one) // we have a match return (current - uc) - pl_minus_one; @@ -148,7 +149,7 @@ static inline int bm_find(const ushort *uc, uint l, int index, const ushort *puc Call setPattern() to give it a pattern to match. */ QStringMatcher::QStringMatcher() - : d_ptr(0), q_cs(Qt::CaseSensitive) + : d_ptr(nullptr), q_cs(Qt::CaseSensitive) { memset(q_data, 0, sizeof(q_data)); } @@ -160,7 +161,7 @@ QStringMatcher::QStringMatcher() Call indexIn() to perform a search. */ QStringMatcher::QStringMatcher(const QString &pattern, Qt::CaseSensitivity cs) - : d_ptr(0), q_pattern(pattern), q_cs(cs) + : d_ptr(nullptr), q_pattern(pattern), q_cs(cs) { p.uc = pattern.unicode(); p.len = pattern.size(); @@ -175,18 +176,31 @@ QStringMatcher::QStringMatcher(const QString &pattern, Qt::CaseSensitivity cs) by \a uc with the given \a length and case sensitivity specified by \a cs. */ QStringMatcher::QStringMatcher(const QChar *uc, int len, Qt::CaseSensitivity cs) - : d_ptr(0), q_cs(cs) + : QStringMatcher(QStringView(uc, len), cs) { - p.uc = uc; - p.len = len; - bm_init_skiptable((const ushort *)p.uc, len, p.q_skiptable, cs); } /*! + \fn QStringMatcher::QStringMatcher(QStringView pattern, Qt::CaseSensitivity cs = Qt::CaseSensitive) + \since 5.14 + + Constructs a string matcher that will search for \a pattern, with + case sensitivity \a cs. + + Call indexIn() to perform a search. +*/ +QStringMatcher::QStringMatcher(QStringView str, Qt::CaseSensitivity cs) + : d_ptr(nullptr), q_cs(cs) +{ + p.uc = str.data(); + p.len = int(str.size()); + bm_init_skiptable((const ushort *)p.uc, p.len, p.q_skiptable, cs); +} +/*! Copies the \a other string matcher to this string matcher. */ QStringMatcher::QStringMatcher(const QStringMatcher &other) - : d_ptr(0) + : d_ptr(nullptr) { operator=(other); } @@ -267,11 +281,7 @@ void QStringMatcher::setCaseSensitivity(Qt::CaseSensitivity cs) */ int QStringMatcher::indexIn(const QString &str, int from) const { - if (from < 0) - from = 0; - return bm_find((const ushort *)str.unicode(), str.size(), from, - (const ushort *)p.uc, p.len, - p.q_skiptable, q_cs); + return int(indexIn(QStringView(str), from)); } /*! @@ -288,9 +298,25 @@ int QStringMatcher::indexIn(const QString &str, int from) const */ int QStringMatcher::indexIn(const QChar *str, int length, int from) const { + return int(indexIn(QStringView(str, length), from)); +} + +/*! + \since 5.14 + + Searches the string \a str from character position \a from + (default 0, i.e. from the first character), for the string + pattern() that was set in the constructor or in the most recent + call to setPattern(). Returns the position where the pattern() + matched in \a str, or -1 if no match was found. + + \sa setPattern(), setCaseSensitivity() +*/ +qsizetype QStringMatcher::indexIn(QStringView str, qsizetype from) const +{ if (from < 0) from = 0; - return bm_find((const ushort *)str, length, from, + return bm_find((const ushort *)str.data(), str.size(), from, (const ushort *)p.uc, p.len, p.q_skiptable, q_cs); } @@ -307,16 +333,16 @@ int QStringMatcher::indexIn(const QChar *str, int length, int from) const \internal */ -int qFindStringBoyerMoore( - const QChar *haystack, int haystackLen, int haystackOffset, - const QChar *needle, int needleLen, Qt::CaseSensitivity cs) +qsizetype qFindStringBoyerMoore( + QStringView haystack, qsizetype haystackOffset, + QStringView needle, Qt::CaseSensitivity cs) { uchar skiptable[256]; - bm_init_skiptable((const ushort *)needle, needleLen, skiptable, cs); + bm_init_skiptable((const ushort *)needle.data(), needle.size(), skiptable, cs); if (haystackOffset < 0) haystackOffset = 0; - return bm_find((const ushort *)haystack, haystackLen, haystackOffset, - (const ushort *)needle, needleLen, skiptable, cs); + return bm_find((const ushort *)haystack.data(), haystack.size(), haystackOffset, + (const ushort *)needle.data(), needle.size(), skiptable, cs); } QT_END_NAMESPACE diff --git a/src/corelib/tools/qstringmatcher.h b/src/corelib/tools/qstringmatcher.h index 549bff9f29..6de4353930 100644 --- a/src/corelib/tools/qstringmatcher.h +++ b/src/corelib/tools/qstringmatcher.h @@ -1,6 +1,7 @@ /**************************************************************************** ** ** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 Mail.ru Group. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -41,6 +42,7 @@ #define QSTRINGMATCHER_H #include <QtCore/qstring.h> +#include <QtCore/qstringview.h> QT_BEGIN_NAMESPACE @@ -55,6 +57,8 @@ public: Qt::CaseSensitivity cs = Qt::CaseSensitive); QStringMatcher(const QChar *uc, int len, Qt::CaseSensitivity cs = Qt::CaseSensitive); + QStringMatcher(QStringView pattern, + Qt::CaseSensitivity cs = Qt::CaseSensitive); QStringMatcher(const QStringMatcher &other); ~QStringMatcher(); @@ -65,6 +69,7 @@ public: int indexIn(const QString &str, int from = 0) const; int indexIn(const QChar *str, int length, int from = 0) const; + qsizetype indexIn(QStringView str, qsizetype from = 0) const; QString pattern() const; inline Qt::CaseSensitivity caseSensitivity() const { return q_cs; } diff --git a/src/corelib/tools/qstringview.cpp b/src/corelib/tools/qstringview.cpp index b97e989110..050097b443 100644 --- a/src/corelib/tools/qstringview.cpp +++ b/src/corelib/tools/qstringview.cpp @@ -38,6 +38,7 @@ ****************************************************************************/ #include "qstringview.h" +#include "qstring.h" QT_BEGIN_NAMESPACE @@ -720,6 +721,40 @@ QT_BEGIN_NAMESPACE */ /*! + \fn qsizetype QStringView::indexOf(QStringView str, qsizetype from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const + \fn qsizetype QStringView::indexOf(QLatin1String l1, qsizetype from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const + \fn qsizetype QStringView::indexOf(QChar c, qsizetype from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const + \since 5.14 + + Returns the index position of the first occurrence of the string-view \a str, + Latin-1 string \a l1, or character \a ch, respectively, in this string-view, + searching forward from index position \a from. Returns -1 if \a str is not found. + + If \a cs is Qt::CaseSensitive (default), the search is case + sensitive; otherwise the search is case insensitive. + + If \a from is -1, the search starts at the last character; if it is + -2, at the next to last character and so on. + + \sa QString::indexOf() +*/ + +/*! + \fn bool QStringView::contains(QStringView str, Qt::CaseSensitivity cs) const + \fn bool QStringView::contains(QLatin1String l1, Qt::CaseSensitivity cs) const + \fn bool QStringView::contains(QChar c, Qt::CaseSensitivity cs) const + \since 5.14 + + Returns \c true if this string-view contains an occurrence of the string-view + \a str, Latin-1 string \a l1, or character \a ch; otherwise returns \c false. + + If \a cs is Qt::CaseSensitive (the default), the search is + case-sensitive; otherwise the search is case-insensitive. + + \sa indexOf() +*/ + +/*! \fn QByteArray QStringView::toLatin1() const Returns a Latin-1 representation of the string as a QByteArray. @@ -794,4 +829,34 @@ QT_BEGIN_NAMESPACE \sa QString::isRightToLeft() */ +/*! + \since 5.14 + + Transcribes this string into the given \a array. + + Caller is responsible for ensuring \a array is large enough to hold the + \c wchar_t encoding of this string (allocating the array with the same length + as the string is always sufficient). The array is encoded in UTF-16 on + platforms where \c wchar_t is 2 bytes wide (e.g. Windows); otherwise (Unix + systems), \c wchar_t is assumed to be 4 bytes wide and the data is written + in UCS-4. + + \note This function writes no null terminator to the end of \a array. + + Returns the number of \c wchar_t entries written to \a array. + + \sa QString::toWCharArray() +*/ + +int QStringView::toWCharArray(wchar_t *array) const +{ + if (sizeof(wchar_t) == sizeof(QChar)) { + memcpy(array, data(), sizeof(QChar) * size()); + return size(); + } else { + return QString::toUcs4_helper(reinterpret_cast<const ushort *>(data()), int(size()), + reinterpret_cast<uint *>(array)); + } +} + QT_END_NAMESPACE diff --git a/src/corelib/tools/qstringview.h b/src/corelib/tools/qstringview.h index 2e95c2b218..2c93b31385 100644 --- a/src/corelib/tools/qstringview.h +++ b/src/corelib/tools/qstringview.h @@ -1,6 +1,7 @@ /**************************************************************************** ** ** Copyright (C) 2017 Klarälvdalens Datakonsult AB, a KDAB Group company, info@kdab.com, author Marc Mutz <marc.mutz@kdab.com> +** Copyright (C) 2019 Mail.ru Group. ** Contact: http://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -139,13 +140,13 @@ private: using if_compatible_qstring_like = typename std::enable_if<std::is_same<T, QString>::value || std::is_same<T, QStringRef>::value, bool>::type; template <typename Char, size_t N> - static Q_DECL_CONSTEXPR qsizetype lengthHelperArray(const Char (&)[N]) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR qsizetype lengthHelperArray(const Char (&)[N]) noexcept { return qsizetype(N - 1); } template <typename Char> - static qsizetype lengthHelperPointer(const Char *str) Q_DECL_NOTHROW + static qsizetype lengthHelperPointer(const Char *str) noexcept { #if defined(Q_CC_GNU) && !defined(Q_CC_CLANG) && !defined(Q_CC_INTEL) if (__builtin_constant_p(*str)) { @@ -157,21 +158,21 @@ private: #endif return QtPrivate::qustrlen(reinterpret_cast<const ushort *>(str)); } - static qsizetype lengthHelperPointer(const QChar *str) Q_DECL_NOTHROW + static qsizetype lengthHelperPointer(const QChar *str) noexcept { return QtPrivate::qustrlen(reinterpret_cast<const ushort *>(str)); } template <typename Char> - static const storage_type *castHelper(const Char *str) Q_DECL_NOTHROW + static const storage_type *castHelper(const Char *str) noexcept { return reinterpret_cast<const storage_type*>(str); } - static Q_DECL_CONSTEXPR const storage_type *castHelper(const storage_type *str) Q_DECL_NOTHROW + static Q_DECL_CONSTEXPR const storage_type *castHelper(const storage_type *str) noexcept { return str; } public: - Q_DECL_CONSTEXPR QStringView() Q_DECL_NOTHROW + Q_DECL_CONSTEXPR QStringView() noexcept : m_size(0), m_data(nullptr) {} - Q_DECL_CONSTEXPR QStringView(std::nullptr_t) Q_DECL_NOTHROW + Q_DECL_CONSTEXPR QStringView(std::nullptr_t) noexcept : QStringView() {} template <typename Char, if_compatible_char<Char> = true> @@ -185,38 +186,38 @@ public: #ifdef Q_CLANG_QDOC template <typename Char, size_t N> - Q_DECL_CONSTEXPR QStringView(const Char (&array)[N]) Q_DECL_NOTHROW; + Q_DECL_CONSTEXPR QStringView(const Char (&array)[N]) noexcept; template <typename Char> - Q_DECL_CONSTEXPR QStringView(const Char *str) Q_DECL_NOTHROW; + Q_DECL_CONSTEXPR QStringView(const Char *str) noexcept; #else template <typename Array, if_compatible_array<Array> = true> - Q_DECL_CONSTEXPR QStringView(const Array &str) Q_DECL_NOTHROW + Q_DECL_CONSTEXPR QStringView(const Array &str) noexcept : QStringView(str, lengthHelperArray(str)) {} template <typename Pointer, if_compatible_pointer<Pointer> = true> - Q_DECL_CONSTEXPR QStringView(const Pointer &str) Q_DECL_NOTHROW + Q_DECL_CONSTEXPR QStringView(const Pointer &str) noexcept : QStringView(str, str ? lengthHelperPointer(str) : 0) {} #endif #ifdef Q_CLANG_QDOC - QStringView(const QString &str) Q_DECL_NOTHROW; - QStringView(const QStringRef &str) Q_DECL_NOTHROW; + QStringView(const QString &str) noexcept; + QStringView(const QStringRef &str) noexcept; #else template <typename String, if_compatible_qstring_like<String> = true> - QStringView(const String &str) Q_DECL_NOTHROW + QStringView(const String &str) noexcept : QStringView(str.isNull() ? nullptr : str.data(), qsizetype(str.size())) {} #endif template <typename StdBasicString, if_compatible_string<StdBasicString> = true> - QStringView(const StdBasicString &str) Q_DECL_NOTHROW + QStringView(const StdBasicString &str) noexcept : QStringView(str.data(), qsizetype(str.size())) {} Q_REQUIRED_RESULT inline QString toString() const; // defined in qstring.h - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR qsizetype size() const Q_DECL_NOTHROW { return m_size; } - Q_REQUIRED_RESULT const_pointer data() const Q_DECL_NOTHROW { return reinterpret_cast<const_pointer>(m_data); } - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR const storage_type *utf16() const Q_DECL_NOTHROW { return m_data; } + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR qsizetype size() const noexcept { return m_size; } + Q_REQUIRED_RESULT const_pointer data() const noexcept { return reinterpret_cast<const_pointer>(m_data); } + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR const storage_type *utf16() const noexcept { return m_data; } Q_REQUIRED_RESULT Q_DECL_CONSTEXPR QChar operator[](qsizetype n) const { return Q_ASSERT(n >= 0), Q_ASSERT(n < size()), QChar(m_data[n]); } @@ -248,51 +249,65 @@ public: Q_DECL_RELAXED_CONSTEXPR void chop(qsizetype n) { Q_ASSERT(n >= 0); Q_ASSERT(n <= size()); m_size -= n; } - Q_REQUIRED_RESULT QStringView trimmed() const Q_DECL_NOTHROW { return QtPrivate::trimmed(*this); } + Q_REQUIRED_RESULT QStringView trimmed() const noexcept { return QtPrivate::trimmed(*this); } - Q_REQUIRED_RESULT int compare(QStringView other, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT int compare(QStringView other, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::compareStrings(*this, other, cs); } - Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool startsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::startsWith(*this, s, cs); } - Q_REQUIRED_RESULT inline bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT bool startsWith(QChar c) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline bool startsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; + Q_REQUIRED_RESULT bool startsWith(QChar c) const noexcept { return !empty() && front() == c; } - Q_REQUIRED_RESULT bool startsWith(QChar c, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool startsWith(QChar c, Qt::CaseSensitivity cs) const noexcept { return QtPrivate::startsWith(*this, QStringView(&c, 1), cs); } - Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool endsWith(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept { return QtPrivate::endsWith(*this, s, cs); } - Q_REQUIRED_RESULT inline bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const Q_DECL_NOTHROW; - Q_REQUIRED_RESULT bool endsWith(QChar c) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline bool endsWith(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; + Q_REQUIRED_RESULT bool endsWith(QChar c) const noexcept { return !empty() && back() == c; } - Q_REQUIRED_RESULT bool endsWith(QChar c, Qt::CaseSensitivity cs) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT bool endsWith(QChar c, Qt::CaseSensitivity cs) const noexcept { return QtPrivate::endsWith(*this, QStringView(&c, 1), cs); } - Q_REQUIRED_RESULT bool isRightToLeft() const Q_DECL_NOTHROW + Q_REQUIRED_RESULT qsizetype indexOf(QChar c, qsizetype from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return QtPrivate::findString(*this, from, QStringView(&c, 1), cs); } + Q_REQUIRED_RESULT qsizetype indexOf(QStringView s, qsizetype from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return QtPrivate::findString(*this, from, s, cs); } + Q_REQUIRED_RESULT inline qsizetype indexOf(QLatin1String s, qsizetype from = 0, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; + + Q_REQUIRED_RESULT bool contains(QChar c, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return indexOf(QStringView(&c, 1), 0, cs) != qsizetype(-1); } + Q_REQUIRED_RESULT bool contains(QStringView s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept + { return indexOf(s, 0, cs) != qsizetype(-1); } + Q_REQUIRED_RESULT inline bool contains(QLatin1String s, Qt::CaseSensitivity cs = Qt::CaseSensitive) const noexcept; + + Q_REQUIRED_RESULT bool isRightToLeft() const noexcept { return QtPrivate::isRightToLeft(*this); } + Q_REQUIRED_RESULT Q_CORE_EXPORT int toWCharArray(wchar_t *array) const; + // // STL compatibility API: // - Q_REQUIRED_RESULT const_iterator begin() const Q_DECL_NOTHROW { return data(); } - Q_REQUIRED_RESULT const_iterator end() const Q_DECL_NOTHROW { return data() + size(); } - Q_REQUIRED_RESULT const_iterator cbegin() const Q_DECL_NOTHROW { return begin(); } - Q_REQUIRED_RESULT const_iterator cend() const Q_DECL_NOTHROW { return end(); } - Q_REQUIRED_RESULT const_reverse_iterator rbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - Q_REQUIRED_RESULT const_reverse_iterator rend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } - Q_REQUIRED_RESULT const_reverse_iterator crbegin() const Q_DECL_NOTHROW { return rbegin(); } - Q_REQUIRED_RESULT const_reverse_iterator crend() const Q_DECL_NOTHROW { return rend(); } - - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool empty() const Q_DECL_NOTHROW { return size() == 0; } + Q_REQUIRED_RESULT const_iterator begin() const noexcept { return data(); } + Q_REQUIRED_RESULT const_iterator end() const noexcept { return data() + size(); } + Q_REQUIRED_RESULT const_iterator cbegin() const noexcept { return begin(); } + Q_REQUIRED_RESULT const_iterator cend() const noexcept { return end(); } + Q_REQUIRED_RESULT const_reverse_iterator rbegin() const noexcept { return const_reverse_iterator(end()); } + Q_REQUIRED_RESULT const_reverse_iterator rend() const noexcept { return const_reverse_iterator(begin()); } + Q_REQUIRED_RESULT const_reverse_iterator crbegin() const noexcept { return rbegin(); } + Q_REQUIRED_RESULT const_reverse_iterator crend() const noexcept { return rend(); } + + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool empty() const noexcept { return size() == 0; } Q_REQUIRED_RESULT Q_DECL_CONSTEXPR QChar front() const { return Q_ASSERT(!empty()), QChar(m_data[0]); } Q_REQUIRED_RESULT Q_DECL_CONSTEXPR QChar back() const { return Q_ASSERT(!empty()), QChar(m_data[m_size - 1]); } // // Qt compatibility API: // - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool isNull() const Q_DECL_NOTHROW { return !m_data; } - Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool isEmpty() const Q_DECL_NOTHROW { return empty(); } + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool isNull() const noexcept { return !m_data; } + Q_REQUIRED_RESULT Q_DECL_CONSTEXPR bool isEmpty() const noexcept { return empty(); } Q_REQUIRED_RESULT Q_DECL_CONSTEXPR int length() const /* not nothrow! */ { return Q_ASSERT(int(size()) == size()), int(size()); } Q_REQUIRED_RESULT Q_DECL_CONSTEXPR QChar first() const { return front(); } @@ -306,7 +321,7 @@ Q_DECLARE_TYPEINFO(QStringView, Q_PRIMITIVE_TYPE); template <typename QStringLike, typename std::enable_if< std::is_same<QStringLike, QString>::value || std::is_same<QStringLike, QStringRef>::value, bool>::type = true> -inline QStringView qToStringViewIgnoringNull(const QStringLike &s) Q_DECL_NOTHROW +inline QStringView qToStringViewIgnoringNull(const QStringLike &s) noexcept { return QStringView(s.data(), s.size()); } QT_END_NAMESPACE diff --git a/src/corelib/tools/qt_attribution.json b/src/corelib/tools/qt_attribution.json index 912da3f22c..f91742d421 100644 --- a/src/corelib/tools/qt_attribution.json +++ b/src/corelib/tools/qt_attribution.json @@ -22,7 +22,7 @@ "Name": "Unicode Common Locale Data Repository (CLDR)", "QDocModule": "qtcore", "QtUsage": "Used in Qt Core (QTimeZone, QLocale).", - "Files": "For update, see qtbase/util/local_database/cldr2qlocalexml.py", + "Files": "For update, see qtbase/util/locale_database/cldr2qlocalexml.py", "Files": "qlocale_data_p.h qtimezoneprivate_data_p.h", "Description": "The Unicode CLDR provides key building blocks for software to support the diff --git a/src/corelib/tools/qtimezoneprivate_data_p.h b/src/corelib/tools/qtimezoneprivate_data_p.h deleted file mode 100644 index 69b9417f19..0000000000 --- a/src/corelib/tools/qtimezoneprivate_data_p.h +++ /dev/null @@ -1,1154 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2013 John Layt <jlayt@kde.org> -** Contact: https://www.qt.io/licensing/ -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial License Usage -** Licensees holding valid commercial Qt licenses may use this file in -** accordance with the commercial license agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and The Qt Company. For licensing terms -** and conditions see https://www.qt.io/terms-conditions. For further -** information use the contact form at https://www.qt.io/contact-us. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 3 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL3 included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 3 requirements -** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 2.0 or (at your option) the GNU General -** Public license version 3 or any later version approved by the KDE Free -** Qt Foundation. The licenses are as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 -** included in the packaging of this file. Please review the following -** information to ensure the GNU General Public License requirements will -** be met: https://www.gnu.org/licenses/gpl-2.0.html and -** https://www.gnu.org/licenses/gpl-3.0.html. -** -** $QT_END_LICENSE$ -** -****************************************************************************/ - - -#ifndef QTIMEZONEPRIVATE_DATA_P_H -#define QTIMEZONEPRIVATE_DATA_P_H - -// -// W A R N I N G -// ------------- -// -// This file is not part of the Qt API. It exists for the convenience -// of internal files. This header file may change from version to version -// without notice, or even be removed. -// -// We mean it. -// - -#include <QtCore/private/qglobal_p.h> - -QT_BEGIN_NAMESPACE - -/* - Windows Zone ID support, included in default base class build so can be used on all platforms, - e.g. an app running on Linux may need to communicate with a Windows Outlook server. These - tables can also be used to look-up Region Codes and UTC Offsets on platforms that don't directly - support them., e.g. Mac does not support availableTimeZones() filtering by region or offset. - - Another data table is provided for generic UTC+00:00 format time zones to be used as a - fall-back if no system time zones are available (QT_NO_SYSTEMLOCALE is set) or for QDateTimes - with a QT:Spec of OffsetFromUTC - - These tables are automatically adapted from the CLDR supplemental/windowsZones.xml data file - using a script in qtbase/util/local_database. Please do not edit this data directly. In the - future if ICU is made a hard dependency then the ICU resource can be used directly and this - table removed -*/ - -struct QZoneData { - quint16 windowsIdKey; // Windows ID Key - quint16 country; // Country of IANA ID's, AnyCountry means No Country - quint16 ianaIdIndex; // All IANA ID's for the Windows ID and Country, space separated -}; - -struct QWindowsData { - quint16 windowsIdKey; // Windows ID Key - quint16 windowsIdIndex; // Windows ID Literal - quint16 ianaIdIndex; // Default IANA ID for the Windows ID - qint32 offsetFromUtc; // Standard Time Offset from UTC, used for quick look-ups -}; - -struct QUtcData { - quint16 ianaIdIndex; // IANA ID's - qint32 offsetFromUtc; // Offset form UTC is seconds -}; - -/* - COPYRIGHT AND PERMISSION NOTICE - - Copyright © 1991-2012 Unicode, Inc. All rights reserved. Distributed under - the Terms of Use in http://www.unicode.org/copyright.html. - - Permission is hereby granted, free of charge, to any person obtaining a - copy of the Unicode data files and any associated documentation (the "Data - Files") or Unicode software and any associated documentation (the "Software") - to deal in the Data Files or Software without restriction, including without - limitation the rights to use, copy, modify, merge, publish, distribute, and/or - sell copies of the Data Files or Software, and to permit persons to whom the - Data Files or Software are furnished to do so, provided that (a) the above - copyright notice(s) and this permission notice appear with all copies of the - Data Files or Software, (b) both the above copyright notice(s) and this - permission notice appear in associated documentation, and (c) there is clear - notice in each modified Data File or in the Software as well as in the - documentation associated with the Data File(s) or Software that the data or - software has been modified. -*/ - -// GENERATED PART STARTS HERE - -/* - This part of the file was generated on 2017-05-23 from the - Common Locale Data Repository v29 supplemental/windowsZones.xml file $Revision: 12348 $ - - http://www.unicode.org/cldr/ - - Do not edit this code: run cldr2qtimezone.py on updated (or - edited) CLDR data; see qtbase/util/local_database/. -*/ - -// Windows ID Key, Country Enum, IANA ID Index -static const QZoneData zoneDataTable[] = { - { 22, 57, 0 }, // Central Europe Standard Time / CzechRepublic - { 69, 139, 14 }, // Pacific Standard Time / Mexico - { 53, 188, 51 }, // Mauritius Standard Time / Seychelles - { 50, 122, 63 }, // Libya Standard Time / Libya - { 79, 38, 78 }, // SA Western Standard Time / Canada - { 83, 35, 99 }, // South Africa Standard Time / Burundi - { 102, 205, 116 }, // W. Europe Standard Time / Sweden - { 89, 213, 133 }, // Tonga Standard Time / Tokelau - { 77, 76, 149 }, // SA Eastern Standard Time / FrenchGuiana - { 79, 215, 165 }, // SA Western Standard Time / TrinidadAndTobago - { 69, 38, 187 }, // Pacific Standard Time / Canada - { 97, 0, 239 }, // UTC+12 / AnyCountry - { 19, 65, 250 }, // Central America Standard Time / ElSalvador - { 82, 101, 270 }, // Singapore Standard Time / Indonesia - { 37, 248, 284 }, // FLE Standard Time / AlandIslands - { 16, 0, 301 }, // Cape Verde Standard Time / AnyCountry - { 97, 220, 311 }, // UTC+12 / Tuvalu - { 79, 182, 328 }, // SA Western Standard Time / SaintVincentAndTheGrenadines - { 83, 179, 347 }, // South Africa Standard Time / Rwanda - { 102, 125, 361 }, // W. Europe Standard Time / Luxembourg - { 41, 34, 379 }, // Greenwich Standard Time / BurkinaFaso - { 20, 116, 398 }, // Central Asia Standard Time / Kyrgyzstan - { 101, 216, 411 }, // W. Central Africa Standard Time / Tunisia - { 101, 79, 424 }, // W. Central Africa Standard Time / Gabon - { 19, 96, 442 }, // Central America Standard Time / Honduras - { 81, 36, 462 }, // SE Asia Standard Time / Cambodia - { 82, 170, 478 }, // Singapore Standard Time / Philippines - { 101, 41, 490 }, // W. Central Africa Standard Time / CentralAfricanRepublic - { 5, 103, 504 }, // Arabic Standard Time / Iraq - { 72, 21, 517 }, // Romance Standard Time / Belgium - { 74, 178, 533 }, // Russia Time Zone 10 / Russia - { 20, 44, 552 }, // Central Asia Standard Time / China - { 3, 17, 564 }, // Arab Standard Time / Bahrain - { 88, 62, 577 }, // Tokyo Standard Time / EastTimor - { 37, 68, 587 }, // FLE Standard Time / Estonia - { 41, 136, 602 }, // Greenwich Standard Time / Mauritania - { 83, 49, 620 }, // South Africa Standard Time / CongoKinshasa - { 72, 74, 638 }, // Romance Standard Time / France - { 35, 178, 651 }, // Ekaterinburg Standard Time / Russia - { 32, 16, 670 }, // Eastern Standard Time / Bahamas - { 94, 30, 685 }, // UTC-02 / Brazil - { 12, 30, 701 }, // Bahia Standard Time / Brazil - { 82, 0, 715 }, // Singapore Standard Time / AnyCountry - { 29, 201, 725 }, // E. Africa Standard Time / Sudan - { 24, 229, 741 }, // Central Pacific Standard Time / Vanuatu - { 55, 227, 755 }, // Montevideo Standard Time / Uruguay - { 79, 233, 774 }, // SA Western Standard Time / BritishVirginIslands - { 29, 221, 790 }, // E. Africa Standard Time / Uganda - { 101, 6, 805 }, // W. Central Africa Standard Time / Angola - { 68, 141, 819 }, // E. Europe Standard Time / Moldova - { 51, 112, 835 }, // Line Islands Standard Time / Kiribati - { 89, 0, 854 }, // Tonga Standard Time / AnyCountry - { 79, 61, 865 }, // SA Western Standard Time / DominicanRepublic - { 39, 75, 887 }, // GMT Standard Time / Guernsey - { 37, 222, 903 }, // FLE Standard Time / Ukraine - { 83, 28, 949 }, // South Africa Standard Time / Botswana - { 82, 130, 965 }, // Singapore Standard Time / Malaysia - { 95, 4, 996 }, // UTC-11 / AmericanSamoa - { 41, 189, 1014 }, // Greenwich Standard Time / SierraLeone - { 29, 194, 1030 }, // E. Africa Standard Time / Somalia - { 94, 196, 1047 }, // UTC-02 / SouthGeorgiaAndTheSouthSandwichIslands - { 96, 0, 1070 }, // UTC / AnyCountry - { 101, 37, 1078 }, // W. Central Africa Standard Time / Cameroon - { 13, 25, 1092 }, // Bangladesh Standard Time / Bhutan - { 102, 151, 1105 }, // W. Europe Standard Time / Netherlands - { 37, 118, 1122 }, // FLE Standard Time / Latvia - { 29, 48, 1134 }, // E. Africa Standard Time / Comoros - { 60, 178, 1148 }, // N. Central Asia Standard Time / Russia - { 81, 117, 1175 }, // SE Asia Standard Time / Laos - { 22, 242, 1190 }, // Central Europe Standard Time / Montenegro - { 37, 33, 1207 }, // FLE Standard Time / Bulgaria - { 11, 173, 1220 }, // Azores Standard Time / Portugal - { 97, 149, 1236 }, // UTC+12 / Nauru - { 83, 146, 1250 }, // South Africa Standard Time / Mozambique - { 102, 82, 1264 }, // W. Europe Standard Time / Germany - { 79, 255, 1294 }, // SA Western Standard Time / Bonaire - { 24, 153, 1313 }, // Central Pacific Standard Time / NewCaledonia - { 45, 102, 1328 }, // Iran Standard Time / Iran - { 13, 18, 1340 }, // Bangladesh Standard Time / Bangladesh - { 69, 225, 1351 }, // Pacific Standard Time / UnitedStates - { 102, 142, 1371 }, // W. Europe Standard Time / Monaco - { 29, 128, 1385 }, // E. Africa Standard Time / Madagascar - { 65, 178, 1405 }, // North Asia East Standard Time / Russia - { 20, 8, 1418 }, // Central Asia Standard Time / Antarctica - { 22, 2, 1436 }, // Central Europe Standard Time / Albania - { 79, 87, 1450 }, // SA Western Standard Time / Grenada - { 81, 0, 1466 }, // SE Asia Standard Time / AnyCountry - { 39, 173, 1476 }, // GMT Standard Time / Portugal - { 103, 228, 1507 }, // West Asia Standard Time / Uzbekistan - { 58, 139, 1536 }, // Mountain Standard Time / Mexico - { 83, 129, 1552 }, // South Africa Standard Time / Malawi - { 78, 107, 1568 }, // SA Pacific Standard Time / Jamaica - { 41, 91, 1584 }, // Greenwich Standard Time / Guinea - { 101, 49, 1599 }, // W. Central Africa Standard Time / CongoKinshasa - { 43, 226, 1615 }, // Hawaiian Standard Time / UnitedStatesMinorOutlyingIslands - { 77, 8, 1632 }, // SA Eastern Standard Time / Antarctica - { 97, 235, 1651 }, // UTC+12 / WallisAndFutunaIslands - { 81, 232, 1666 }, // SE Asia Standard Time / Vietnam - { 34, 64, 1678 }, // Egypt Standard Time / Egypt - { 102, 106, 1691 }, // W. Europe Standard Time / Italy - { 79, 256, 1703 }, // SA Western Standard Time / SintMaarten - { 59, 147, 1725 }, // Myanmar Standard Time / Myanmar - { 78, 166, 1738 }, // SA Pacific Standard Time / Panama - { 56, 236, 1753 }, // Morocco Standard Time / WesternSahara - { 24, 193, 1769 }, // Central Pacific Standard Time / SolomonIslands - { 48, 178, 1789 }, // Kaliningrad Standard Time / Russia - { 47, 109, 1808 }, // Jordan Standard Time / Jordan - { 42, 177, 1819 }, // GTB Standard Time / Romania - { 41, 92, 1836 }, // Greenwich Standard Time / GuineaBissau - { 102, 184, 1850 }, // W. Europe Standard Time / SanMarino - { 103, 209, 1868 }, // West Asia Standard Time / Tajikistan - { 75, 178, 1882 }, // Russia Time Zone 11 / Russia - { 101, 157, 1909 }, // W. Central Africa Standard Time / Nigeria - { 79, 152, 1922 }, // SA Western Standard Time / CuraSao - { 57, 139, 1938 }, // Mountain Standard Time (Mexico) / Mexico - { 4, 162, 1973 }, // Arabian Standard Time / Oman - { 78, 169, 1985 }, // SA Pacific Standard Time / Peru - { 102, 206, 1998 }, // W. Europe Standard Time / Switzerland - { 41, 99, 2012 }, // Greenwich Standard Time / Iceland - { 33, 139, 2031 }, // Eastern Standard Time (Mexico) / Mexico - { 58, 225, 2046 }, // Mountain Standard Time / UnitedStates - { 100, 8, 2075 }, // W. Australia Standard Time / Antarctica - { 79, 30, 2092 }, // SA Western Standard Time / Brazil - { 101, 23, 2145 }, // W. Central Africa Standard Time / Benin - { 78, 43, 2163 }, // SA Pacific Standard Time / Chile - { 104, 0, 2178 }, // West Pacific Standard Time / AnyCountry - { 79, 181, 2189 }, // SA Western Standard Time / SaintLucia - { 27, 126, 2206 }, // China Standard Time / Macau - { 101, 66, 2217 }, // W. Central Africa Standard Time / EquatorialGuinea - { 43, 51, 2231 }, // Hawaiian Standard Time / CookIslands - { 41, 80, 2249 }, // Greenwich Standard Time / Gambia - { 51, 0, 2263 }, // Line Islands Standard Time / AnyCountry - { 52, 178, 2274 }, // Magadan Standard Time / Russia - { 22, 191, 2287 }, // Central Europe Standard Time / Slovakia - { 102, 5, 2305 }, // W. Europe Standard Time / Andorra - { 81, 211, 2320 }, // SE Asia Standard Time / Thailand - { 103, 0, 2333 }, // West Asia Standard Time / AnyCountry - { 24, 167, 2343 }, // Central Pacific Standard Time / PapuaNewGuinea - { 102, 230, 2364 }, // W. Europe Standard Time / VaticanCityState - { 58, 38, 2379 }, // Mountain Standard Time / Canada - { 77, 202, 2453 }, // SA Eastern Standard Time / Suriname - { 9, 13, 2472 }, // AUS Eastern Standard Time / Australia - { 29, 210, 2509 }, // E. Africa Standard Time / Tanzania - { 58, 0, 2530 }, // Mountain Standard Time / AnyCountry - { 83, 120, 2538 }, // South Africa Standard Time / Lesotho - { 97, 134, 2552 }, // UTC+12 / MarshallIslands - { 29, 111, 2585 }, // E. Africa Standard Time / Kenya - { 103, 218, 2600 }, // West Asia Standard Time / Turkmenistan - { 27, 97, 2614 }, // China Standard Time / HongKong - { 29, 0, 2629 }, // E. Africa Standard Time / AnyCountry - { 19, 22, 2639 }, // Central America Standard Time / Belize - { 31, 30, 2654 }, // E. South America Standard Time / Brazil - { 72, 197, 2672 }, // Romance Standard Time / Spain - { 81, 101, 2699 }, // SE Asia Standard Time / Indonesia - { 88, 0, 2727 }, // Tokyo Standard Time / AnyCountry - { 2, 225, 2737 }, // Alaskan Standard Time / UnitedStates - { 72, 58, 2832 }, // Romance Standard Time / Denmark - { 63, 8, 2850 }, // New Zealand Standard Time / Antarctica - { 3, 175, 2869 }, // Arab Standard Time / Qatar - { 79, 245, 2880 }, // SA Western Standard Time / Saint Martin - { 79, 19, 2896 }, // SA Western Standard Time / Barbados - { 97, 226, 2913 }, // UTC+12 / UnitedStatesMinorOutlyingIslands - { 37, 73, 2926 }, // FLE Standard Time / Finland - { 29, 138, 2942 }, // E. Africa Standard Time / Mayotte - { 39, 71, 2957 }, // GMT Standard Time / FaroeIslands - { 78, 38, 2973 }, // SA Pacific Standard Time / Canada - { 43, 0, 2995 }, // Hawaiian Standard Time / AnyCountry - { 23, 27, 3006 }, // Central European Standard Time / BosniaAndHerzegowina - { 38, 81, 3022 }, // Georgian Standard Time / Georgia - { 95, 0, 3035 }, // UTC-11 / AnyCountry - { 24, 13, 3046 }, // Central Pacific Standard Time / Australia - { 104, 167, 3067 }, // West Pacific Standard Time / PapuaNewGuinea - { 71, 168, 3088 }, // Paraguay Standard Time / Paraguay - { 43, 77, 3105 }, // Hawaiian Standard Time / FrenchPolynesia - { 41, 212, 3120 }, // Greenwich Standard Time / Togo - { 39, 197, 3132 }, // GMT Standard Time / Spain - { 83, 195, 3148 }, // South Africa Standard Time / SouthAfrica - { 18, 13, 3168 }, // Cen. Australia Standard Time / Australia - { 104, 160, 3209 }, // West Pacific Standard Time / NorthernMarianaIslands - { 77, 70, 3224 }, // SA Eastern Standard Time / FalklandIslands - { 42, 56, 3241 }, // GTB Standard Time / Cyprus - { 4, 223, 3254 }, // Arabian Standard Time / UnitedArabEmirates - { 103, 78, 3265 }, // West Asia Standard Time / FrenchSouthernTerritories - { 101, 42, 3282 }, // W. Central Africa Standard Time / Chad - { 23, 127, 3298 }, // Central European Standard Time / Macedonia - { 3, 237, 3312 }, // Arab Standard Time / Yemen - { 80, 183, 3322 }, // Samoa Standard Time / Samoa - { 43, 225, 3335 }, // Hawaiian Standard Time / UnitedStates - { 28, 0, 3352 }, // Dateline Standard Time / AnyCountry - { 93, 139, 3363 }, // US Mountain Standard Time / Mexico - { 64, 38, 3382 }, // Newfoundland Standard Time / Canada - { 63, 154, 3399 }, // New Zealand Standard Time / NewZealand - { 76, 178, 3416 }, // Russian Standard Time / Russia - { 82, 190, 3465 }, // Singapore Standard Time / Singapore - { 1, 1, 3480 }, // Afghanistan Standard Time / Afghanistan - { 102, 133, 3491 }, // W. Europe Standard Time / Malta - { 79, 12, 3504 }, // SA Western Standard Time / Aruba - { 25, 139, 3518 }, // Central Standard Time (Mexico) / Mexico - { 39, 251, 3594 }, // GMT Standard Time / IsleOfMan - { 102, 123, 3613 }, // W. Europe Standard Time / Liechtenstein - { 77, 30, 3626 }, // SA Eastern Standard Time / Brazil - { 49, 114, 3723 }, // Korea Standard Time / SouthKorea - { 79, 88, 3734 }, // SA Western Standard Time / Guadeloupe - { 94, 0, 3753 }, // UTC-02 / AnyCountry - { 59, 46, 3763 }, // Myanmar Standard Time / CocosIslands - { 102, 203, 3776 }, // W. Europe Standard Time / SvalbardAndJanMayenIslands - { 29, 69, 3796 }, // E. Africa Standard Time / Ethiopia - { 73, 178, 3815 }, // Russia Time Zone 3 / Russia - { 83, 240, 3829 }, // South Africa Standard Time / Zimbabwe - { 100, 13, 3843 }, // W. Australia Standard Time / Australia - { 101, 0, 3859 }, // W. Central Africa Standard Time / AnyCountry - { 32, 55, 3869 }, // Eastern Standard Time / Cuba - { 56, 145, 3884 }, // Morocco Standard Time / Morocco - { 17, 11, 3902 }, // Caucasus Standard Time / Armenia - { 7, 24, 3915 }, // Atlantic Standard Time / Bermuda - { 86, 208, 3932 }, // Taipei Standard Time / Taiwan - { 20, 0, 3944 }, // Central Asia Standard Time / AnyCountry - { 40, 86, 3954 }, // Greenland Standard Time / Greenland - { 23, 172, 3970 }, // Central European Standard Time / Poland - { 89, 214, 3984 }, // Tonga Standard Time / Tonga - { 20, 110, 4002 }, // Central Asia Standard Time / Kazakhstan - { 81, 8, 4029 }, // SE Asia Standard Time / Antarctica - { 54, 119, 4046 }, // Middle East Standard Time / Lebanon - { 19, 90, 4058 }, // Central America Standard Time / Guatemala - { 70, 163, 4076 }, // Pakistan Standard Time / Pakistan - { 41, 83, 4089 }, // Greenwich Standard Time / Ghana - { 79, 174, 4102 }, // SA Western Standard Time / PuertoRico - { 79, 26, 4122 }, // SA Western Standard Time / Bolivia - { 32, 225, 4137 }, // Eastern Standard Time / UnitedStates - { 85, 207, 4294 }, // Syria Standard Time / Syria - { 97, 112, 4308 }, // UTC+12 / Kiribati - { 79, 0, 4323 }, // SA Western Standard Time / AnyCountry - { 78, 47, 4333 }, // SA Pacific Standard Time / Colombia - { 16, 39, 4348 }, // Cape Verde Standard Time / CapeVerde - { 8, 13, 4368 }, // AUS Central Standard Time / Australia - { 106, 113, 4385 }, // North Korea Standard Time / NorthKorea - { 10, 15, 4400 }, // Azerbaijan Standard Time / Azerbaijan - { 102, 84, 4410 }, // W. Europe Standard Time / Gibraltar - { 46, 105, 4427 }, // Israel Standard Time / Israel - { 22, 192, 4442 }, // Central Europe Standard Time / Slovenia - { 24, 159, 4459 }, // Central Pacific Standard Time / NorfolkIsland - { 82, 32, 4475 }, // Singapore Standard Time / Brunei - { 101, 50, 4487 }, // W. Central Africa Standard Time / CongoBrazzaville - { 62, 150, 4506 }, // Nepal Standard Time / Nepal - { 44, 100, 4520 }, // India Standard Time / India - { 79, 9, 4534 }, // SA Western Standard Time / AntiguaAndBarbuda - { 39, 252, 4550 }, // GMT Standard Time / Jersey - { 79, 144, 4564 }, // SA Western Standard Time / Montserrat - { 93, 0, 4583 }, // US Mountain Standard Time / AnyCountry - { 79, 93, 4593 }, // SA Western Standard Time / Guyana - { 41, 187, 4608 }, // Greenwich Standard Time / Senegal - { 102, 161, 4621 }, // W. Europe Standard Time / Norway - { 42, 85, 4633 }, // GTB Standard Time / Greece - { 3, 115, 4647 }, // Arab Standard Time / Kuwait - { 24, 140, 4659 }, // Central Pacific Standard Time / Micronesia - { 19, 52, 4689 }, // Central America Standard Time / CostaRica - { 79, 60, 4708 }, // SA Western Standard Time / Dominica - { 83, 204, 4725 }, // South Africa Standard Time / Swaziland - { 79, 135, 4740 }, // SA Western Standard Time / Martinique - { 53, 176, 4759 }, // Mauritius Standard Time / Reunion - { 19, 0, 4774 }, // Central America Standard Time / AnyCountry - { 90, 217, 4784 }, // Turkey Standard Time / Turkey - { 66, 178, 4800 }, // North Asia Standard Time / Russia - { 41, 53, 4835 }, // Greenwich Standard Time / IvoryCoast - { 78, 30, 4850 }, // SA Pacific Standard Time / Brazil - { 26, 0, 4886 }, // Central Standard Time / AnyCountry - { 93, 225, 4894 }, // US Mountain Standard Time / UnitedStates - { 15, 38, 4910 }, // Canada Central Standard Time / Canada - { 78, 0, 4947 }, // SA Pacific Standard Time / AnyCountry - { 103, 8, 4957 }, // West Asia Standard Time / Antarctica - { 103, 131, 4975 }, // West Asia Standard Time / Maldives - { 22, 243, 4991 }, // Central Europe Standard Time / Serbia - { 29, 67, 5007 }, // E. Africa Standard Time / Eritrea - { 93, 38, 5021 }, // US Mountain Standard Time / Canada - { 22, 98, 5078 }, // Central Europe Standard Time / Hungary - { 61, 148, 5094 }, // Namibia Standard Time / Namibia - { 88, 101, 5110 }, // Tokyo Standard Time / Indonesia - { 30, 13, 5124 }, // E. Australia Standard Time / Australia - { 4, 0, 5162 }, // Arabian Standard Time / AnyCountry - { 98, 231, 5172 }, // Venezuela Standard Time / Venezuela - { 29, 8, 5188 }, // E. Africa Standard Time / Antarctica - { 23, 54, 5205 }, // Central European Standard Time / Croatia - { 6, 10, 5219 }, // Argentina Standard Time / Argentina - { 67, 8, 5492 }, // Pacific SA Standard Time / Antarctica - { 32, 38, 5510 }, // Eastern Standard Time / Canada - { 41, 132, 5615 }, // Greenwich Standard Time / Mali - { 3, 186, 5629 }, // Arab Standard Time / SaudiArabia - { 104, 140, 5641 }, // West Pacific Standard Time / Micronesia - { 88, 108, 5654 }, // Tokyo Standard Time / Japan - { 89, 112, 5665 }, // Tonga Standard Time / Kiribati - { 39, 224, 5683 }, // GMT Standard Time / UnitedKingdom - { 92, 225, 5697 }, // US Eastern Standard Time / UnitedStates - { 84, 198, 5764 }, // Sri Lanka Standard Time / SriLanka - { 26, 38, 5777 }, // Central Standard Time / Canada - { 29, 59, 5852 }, // E. Africa Standard Time / Djibouti - { 7, 38, 5868 }, // Atlantic Standard Time / Canada - { 41, 185, 5936 }, // Greenwich Standard Time / SaoTomeAndPrincipe - { 79, 234, 5952 }, // SA Western Standard Time / UnitedStatesVirginIslands - { 83, 239, 5970 }, // South Africa Standard Time / Zambia - { 32, 94, 5984 }, // Eastern Standard Time / Haiti - { 101, 156, 6007 }, // W. Central Africa Standard Time / Niger - { 77, 0, 6021 }, // SA Eastern Standard Time / AnyCountry - { 101, 3, 6031 }, // W. Central Africa Standard Time / Algeria - { 78, 63, 6046 }, // SA Pacific Standard Time / Ecuador - { 20, 31, 6064 }, // Central Asia Standard Time / BritishIndianOceanTerritory - { 27, 44, 6078 }, // China Standard Time / China - { 21, 30, 6092 }, // Central Brazilian Standard Time / Brazil - { 95, 226, 6128 }, // UTC-11 / UnitedStatesMinorOutlyingIslands - { 32, 0, 6143 }, // Eastern Standard Time / AnyCountry - { 81, 45, 6151 }, // SE Asia Standard Time / ChristmasIsland - { 19, 63, 6168 }, // Central America Standard Time / Ecuador - { 79, 7, 6186 }, // SA Western Standard Time / Anguilla - { 78, 40, 6203 }, // SA Pacific Standard Time / CaymanIslands - { 79, 180, 6218 }, // SA Western Standard Time / SaintKittsAndNevis - { 67, 43, 6235 }, // Pacific SA Standard Time / Chile - { 88, 164, 6252 }, // Tokyo Standard Time / Palau - { 105, 178, 6266 }, // Yakutsk Standard Time / Russia - { 37, 124, 6304 }, // FLE Standard Time / Lithuania - { 41, 121, 6319 }, // Greenwich Standard Time / Liberia - { 104, 89, 6335 }, // West Pacific Standard Time / Guam - { 96, 86, 6348 }, // UTC / Greenland - { 36, 72, 6369 }, // Fiji Standard Time / Fiji - { 19, 155, 6382 }, // Central America Standard Time / Nicaragua - { 11, 86, 6398 }, // Azores Standard Time / Greenland - { 79, 244, 6419 }, // SA Western Standard Time / Saint Barthelemy - { 69, 0, 6441 }, // Pacific Standard Time / AnyCountry - { 79, 219, 6449 }, // SA Western Standard Time / TurksAndCaicosIslands - { 103, 110, 6468 }, // West Asia Standard Time / Kazakhstan - { 26, 225, 6501 }, // Central Standard Time / UnitedStates - { 26, 139, 6669 }, // Central Standard Time / Mexico - { 7, 86, 6687 }, // Atlantic Standard Time / Greenland - { 24, 0, 6701 }, // Central Pacific Standard Time / AnyCountry - { 41, 199, 6712 }, // Greenwich Standard Time / SaintHelena - { 95, 158, 6731 }, // UTC-11 / Niue - { 53, 137, 6744 }, // Mauritius Standard Time / Mauritius - { 91, 143, 6761 }, // Ulaanbaatar Standard Time / Mongolia - { 83, 0, 6794 }, // South Africa Standard Time / AnyCountry - { 14, 20, 6804 }, // Belarus Standard Time / Belarus - { 29, 254, 6817 }, // E. Africa Standard Time / SouthSudan - { 87, 13, 6829 }, // Tasmania Standard Time / Australia - { 99, 178, 6863 }, // Vladivostok Standard Time / Russia - { 104, 8, 6908 }, // West Pacific Standard Time / Antarctica - { 39, 104, 6934 }, // GMT Standard Time / Ireland - { 102, 14, 6948 }, // W. Europe Standard Time / Austria - { 0, 0, 0 } // Trailing zeroes -}; - -// Windows ID Key, Windows ID Index, IANA ID Index, UTC Offset -static const QWindowsData windowsDataTable[] = { - { 1, 0, 3480, 16200 }, // Afghanistan Standard Time - { 2, 26, 6962,-32400 }, // Alaskan Standard Time - { 3, 48, 5629, 10800 }, // Arab Standard Time - { 4, 67, 3254, 14400 }, // Arabian Standard Time - { 5, 89, 504, 10800 }, // Arabic Standard Time - { 6, 110, 6980,-10800 }, // Argentina Standard Time - { 7, 134, 7001,-14400 }, // Atlantic Standard Time - { 8, 157, 4368, 34200 }, // AUS Central Standard Time - { 9, 183, 7017, 36000 }, // AUS Eastern Standard Time - { 10, 209, 4400, 14400 }, // Azerbaijan Standard Time - { 11, 234, 1220, -3600 }, // Azores Standard Time - { 12, 255, 701,-10800 }, // Bahia Standard Time - { 13, 275, 1340, 21600 }, // Bangladesh Standard Time - { 14, 300, 6804, 10800 }, // Belarus Standard Time - { 15, 322, 7034,-21600 }, // Canada Central Standard Time - { 16, 351, 4348, -3600 }, // Cape Verde Standard Time - { 17, 376, 3902, 14400 }, // Caucasus Standard Time - { 18, 399, 7049, 34200 }, // Cen. Australia Standard Time - { 19, 428, 4058,-21600 }, // Central America Standard Time - { 20, 458, 7068, 21600 }, // Central Asia Standard Time - { 21, 485, 7080,-14400 }, // Central Brazilian Standard Time - { 22, 517, 5078, 3600 }, // Central Europe Standard Time - { 23, 546, 3970, 3600 }, // Central European Standard Time - { 24, 577, 1769, 39600 }, // Central Pacific Standard Time - { 25, 607, 7095,-21600 }, // Central Standard Time (Mexico) - { 26, 638, 7115,-21600 }, // Central Standard Time - { 27, 660, 6078, 28800 }, // China Standard Time - { 28, 680, 3352,-43200 }, // Dateline Standard Time - { 29, 703, 2585, 10800 }, // E. Africa Standard Time - { 30, 727, 7131, 36000 }, // E. Australia Standard Time - { 31, 754, 2654,-10800 }, // E. South America Standard Time - { 32, 785, 7150,-18000 }, // Eastern Standard Time - { 33, 807, 2031,-18000 }, // Eastern Standard Time (Mexico) - { 34, 838, 1678, 7200 }, // Egypt Standard Time - { 35, 858, 651, 18000 }, // Ekaterinburg Standard Time - { 36, 885, 6369, 43200 }, // Fiji Standard Time - { 37, 904, 7167, 7200 }, // FLE Standard Time - { 38, 922, 3022, 14400 }, // Georgian Standard Time - { 39, 945, 5683, 0 }, // GMT Standard Time - { 40, 963, 3954,-10800 }, // Greenland Standard Time - { 41, 987, 2012, 0 }, // Greenwich Standard Time - { 42, 1011, 1819, 7200 }, // GTB Standard Time - { 43, 1029, 3335,-36000 }, // Hawaiian Standard Time - { 44, 1052, 4520, 19800 }, // India Standard Time - { 45, 1072, 1328, 12600 }, // Iran Standard Time - { 46, 1091, 4427, 7200 }, // Israel Standard Time - { 47, 1112, 1808, 7200 }, // Jordan Standard Time - { 48, 1133, 1789, 7200 }, // Kaliningrad Standard Time - { 49, 1159, 3723, 32400 }, // Korea Standard Time - { 50, 1179, 63, 7200 }, // Libya Standard Time - { 51, 1199, 835, 50400 }, // Line Islands Standard Time - { 52, 1226, 2274, 36000 }, // Magadan Standard Time - { 53, 1248, 6744, 14400 }, // Mauritius Standard Time - { 54, 1272, 4046, 7200 }, // Middle East Standard Time - { 55, 1298, 755,-10800 }, // Montevideo Standard Time - { 56, 1323, 3884, 0 }, // Morocco Standard Time - { 57, 1345, 7179,-25200 }, // Mountain Standard Time (Mexico) - { 58, 1377, 7197,-25200 }, // Mountain Standard Time - { 59, 1400, 1725, 23400 }, // Myanmar Standard Time - { 60, 1422, 7212, 21600 }, // N. Central Asia Standard Time - { 61, 1452, 5094, 3600 }, // Namibia Standard Time - { 62, 1474, 4506, 20700 }, // Nepal Standard Time - { 63, 1494, 3399, 43200 }, // New Zealand Standard Time - { 64, 1520, 3382,-12600 }, // Newfoundland Standard Time - { 65, 1547, 1405, 28800 }, // North Asia East Standard Time - { 66, 1577, 7229, 25200 }, // North Asia Standard Time - { 67, 1602, 6235,-10800 }, // Pacific SA Standard Time - { 68, 1627, 819, 7200 }, // E. Europe Standard Time - { 69, 1651, 1351,-28800 }, // Pacific Standard Time - { 70, 1673, 4076, 18000 }, // Pakistan Standard Time - { 71, 1696, 3088,-14400 }, // Paraguay Standard Time - { 72, 1719, 638, 3600 }, // Romance Standard Time - { 73, 1741, 3815, 14400 }, // Russia Time Zone 3 - { 74, 1760, 533, 39600 }, // Russia Time Zone 10 - { 75, 1780, 7246, 43200 }, // Russia Time Zone 11 - { 76, 1800, 7261, 10800 }, // Russian Standard Time - { 77, 1822, 149,-10800 }, // SA Eastern Standard Time - { 78, 1847, 4333,-18000 }, // SA Pacific Standard Time - { 79, 1872, 4122,-14400 }, // SA Western Standard Time - { 80, 1897, 3322, 46800 }, // Samoa Standard Time - { 81, 1917, 2320, 25200 }, // SE Asia Standard Time - { 82, 1939, 3465, 28800 }, // Singapore Standard Time - { 83, 1963, 3148, 7200 }, // South Africa Standard Time - { 84, 1990, 5764, 19800 }, // Sri Lanka Standard Time - { 85, 2014, 4294, 7200 }, // Syria Standard Time - { 86, 2034, 3932, 28800 }, // Taipei Standard Time - { 87, 2055, 7275, 36000 }, // Tasmania Standard Time - { 88, 2078, 5654, 32400 }, // Tokyo Standard Time - { 89, 2098, 3984, 46800 }, // Tonga Standard Time - { 90, 2118, 4784, 7200 }, // Turkey Standard Time - { 91, 2139, 7292, 28800 }, // Ulaanbaatar Standard Time - { 92, 2165, 7309,-18000 }, // US Eastern Standard Time - { 93, 2190, 4894,-25200 }, // US Mountain Standard Time - { 94, 2216, 3753, -7200 }, // UTC-02 - { 95, 2223, 3035,-39600 }, // UTC-11 - { 96, 2230, 1070, 0 }, // UTC - { 97, 2234, 239, 43200 }, // UTC+12 - { 98, 2241, 5172,-16200 }, // Venezuela Standard Time - { 99, 2265, 7330, 36000 }, // Vladivostok Standard Time - { 100, 2291, 3843, 28800 }, // W. Australia Standard Time - { 101, 2318, 1909, 3600 }, // W. Central Africa Standard Time - { 102, 2350, 7347, 3600 }, // W. Europe Standard Time - { 103, 2374, 7361, 18000 }, // West Asia Standard Time - { 104, 2398, 3067, 36000 }, // West Pacific Standard Time - { 105, 2425, 7375, 32400 }, // Yakutsk Standard Time - { 106, 2447, 4385, 30600 }, // North Korea Standard Time - { 0, 0, 0, 0 } // Trailing zeroes -}; - -// IANA ID Index, UTC Offset -static const QUtcData utcDataTable[] = { - { 7388, 0 }, // UTC - { 7392,-50400 }, // UTC-14:00 - { 7402,-46800 }, // UTC-13:00 - { 7412,-43200 }, // UTC-12:00 - { 7422,-39600 }, // UTC-11:00 - { 7432,-36000 }, // UTC-10:00 - { 7442,-32400 }, // UTC-09:00 - { 7452,-28800 }, // UTC-08:00 - { 7462,-25200 }, // UTC-07:00 - { 7472,-21600 }, // UTC-06:00 - { 7482,-18000 }, // UTC-05:00 - { 7492,-16200 }, // UTC-04:30 - { 7502,-14400 }, // UTC-04:00 - { 7512,-12600 }, // UTC-03:30 - { 7522,-10800 }, // UTC-03:00 - { 7532, -7200 }, // UTC-02:00 - { 7542, -3600 }, // UTC-01:00 - { 7552, 0 }, // UTC-00:00 - { 7562, 0 }, // UTC+00:00 - { 7572, 3600 }, // UTC+01:00 - { 7582, 7200 }, // UTC+02:00 - { 7592, 10800 }, // UTC+03:00 - { 7602, 12600 }, // UTC+03:30 - { 7612, 14400 }, // UTC+04:00 - { 7622, 16200 }, // UTC+04:30 - { 7632, 18000 }, // UTC+05:00 - { 7642, 19800 }, // UTC+05:30 - { 7652, 20700 }, // UTC+05:45 - { 7662, 21600 }, // UTC+06:00 - { 7672, 23400 }, // UTC+06:30 - { 7682, 25200 }, // UTC+07:00 - { 7692, 28800 }, // UTC+08:00 - { 7702, 32400 }, // UTC+09:00 - { 7712, 34200 }, // UTC+09:30 - { 7722, 36000 }, // UTC+10:00 - { 7732, 39600 }, // UTC+11:00 - { 7742, 43200 }, // UTC+12:00 - { 7752, 46800 }, // UTC+13:00 - { 7762, 50400 }, // UTC+14:00 - { 7772, 30600 }, // UTC+08:30 - { 0, 0 } // Trailing zeroes -}; - -static const char windowsIdData[] = { -0x41, 0x66, 0x67, 0x68, 0x61, 0x6e, 0x69, 0x73, 0x74, 0x61, 0x6e, 0x20, 0x53, 0x74, 0x61, 0x6e, 0x64, 0x61, 0x72, 0x64, -0x20, 0x54, 0x69, 0x6d, 0x65, 0x0, 0x41, 0x6c, 0x61, 0x73, 0x6b, 0x61, 0x6e, 0x20, 0x53, 0x74, 0x61, 0x6e, 0x64, 0x61, -0x72, 0x64, 0x20, 0x54, 0x69, 0x6d, 0x65, 0x0, 0x41, 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0x33, -0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x31, 0x30, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x31, 0x31, 0x3a, 0x30, -0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x31, 0x32, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x31, 0x33, 0x3a, 0x30, -0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x31, 0x34, 0x3a, 0x30, 0x30, 0x0, 0x55, 0x54, 0x43, 0x2b, 0x30, 0x38, 0x3a, 0x33, -0x30, 0x0 -}; -// GENERATED PART ENDS HERE - -QT_END_NAMESPACE - -#endif // QTIMEZONEPRIVATE_DATA_P_H diff --git a/src/corelib/tools/qtools_p.h b/src/corelib/tools/qtools_p.h index 17d2ab852a..d48318b474 100644 --- a/src/corelib/tools/qtools_p.h +++ b/src/corelib/tools/qtools_p.h @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2019 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. @@ -57,17 +57,17 @@ QT_BEGIN_NAMESPACE namespace QtMiscUtils { -Q_DECL_CONSTEXPR inline char toHexUpper(uint value) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline char toHexUpper(uint value) noexcept { return "0123456789ABCDEF"[value & 0xF]; } -Q_DECL_CONSTEXPR inline char toHexLower(uint value) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline char toHexLower(uint value) noexcept { return "0123456789abcdef"[value & 0xF]; } -Q_DECL_CONSTEXPR inline int fromHex(uint c) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int fromHex(uint c) noexcept { return ((c >= '0') && (c <= '9')) ? int(c - '0') : ((c >= 'A') && (c <= 'F')) ? int(c - 'A' + 10) : @@ -75,12 +75,12 @@ Q_DECL_CONSTEXPR inline int fromHex(uint c) Q_DECL_NOTHROW /* otherwise */ -1; } -Q_DECL_CONSTEXPR inline char toOct(uint value) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline char toOct(uint value) noexcept { return '0' + char(value & 0x7); } -Q_DECL_CONSTEXPR inline int fromOct(uint c) Q_DECL_NOTHROW +Q_DECL_CONSTEXPR inline int fromOct(uint c) noexcept { return ((c >= '0') && (c <= '7')) ? int(c - '0') : -1; } @@ -96,11 +96,11 @@ struct CalculateGrowingBlockSizeResult { size_t elementCount; }; -// implemented in qbytearray.cpp +// Implemented in qarraydata.cpp: size_t Q_CORE_EXPORT Q_DECL_CONST_FUNCTION -qCalculateBlockSize(size_t elementCount, size_t elementSize, size_t headerSize = 0) Q_DECL_NOTHROW; +qCalculateBlockSize(size_t elementCount, size_t elementSize, size_t headerSize = 0) noexcept; CalculateGrowingBlockSizeResult Q_CORE_EXPORT Q_DECL_CONST_FUNCTION -qCalculateGrowingBlockSize(size_t elementCount, size_t elementSize, size_t headerSize = 0) Q_DECL_NOTHROW ; +qCalculateGrowingBlockSize(size_t elementCount, size_t elementSize, size_t headerSize = 0) noexcept ; QT_END_NAMESPACE diff --git a/src/corelib/tools/qunicodetables.cpp b/src/corelib/tools/qunicodetables.cpp index 4c4821802d..d57b39ff1f 100644 --- a/src/corelib/tools/qunicodetables.cpp +++ b/src/corelib/tools/qunicodetables.cpp @@ -8803,42 +8803,42 @@ static const Properties uc_properties[] = { { 12, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 12, 0 } }; -Q_DECL_CONST_FUNCTION static inline const Properties *qGetProp(uint ucs4) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION static inline const Properties *qGetProp(uint ucs4) noexcept { return uc_properties + GET_PROP_INDEX(ucs4); } -Q_DECL_CONST_FUNCTION static inline const Properties *qGetProp(ushort ucs2) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION static inline const Properties *qGetProp(ushort ucs2) noexcept { return uc_properties + GET_PROP_INDEX_UCS2(ucs2); } -Q_DECL_CONST_FUNCTION Q_CORE_EXPORT const Properties * QT_FASTCALL properties(uint ucs4) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION Q_CORE_EXPORT const Properties * QT_FASTCALL properties(uint ucs4) noexcept { return qGetProp(ucs4); } -Q_DECL_CONST_FUNCTION Q_CORE_EXPORT const Properties * QT_FASTCALL properties(ushort ucs2) Q_DECL_NOTHROW +Q_DECL_CONST_FUNCTION Q_CORE_EXPORT const Properties * QT_FASTCALL properties(ushort ucs2) noexcept { return qGetProp(ucs2); } -Q_CORE_EXPORT GraphemeBreakClass QT_FASTCALL graphemeBreakClass(uint ucs4) Q_DECL_NOTHROW +Q_CORE_EXPORT GraphemeBreakClass QT_FASTCALL graphemeBreakClass(uint ucs4) noexcept { return static_cast<GraphemeBreakClass>(qGetProp(ucs4)->graphemeBreakClass); } -Q_CORE_EXPORT WordBreakClass QT_FASTCALL wordBreakClass(uint ucs4) Q_DECL_NOTHROW +Q_CORE_EXPORT WordBreakClass QT_FASTCALL wordBreakClass(uint ucs4) noexcept { return static_cast<WordBreakClass>(qGetProp(ucs4)->wordBreakClass); } -Q_CORE_EXPORT SentenceBreakClass QT_FASTCALL sentenceBreakClass(uint ucs4) Q_DECL_NOTHROW +Q_CORE_EXPORT SentenceBreakClass QT_FASTCALL sentenceBreakClass(uint ucs4) noexcept { return static_cast<SentenceBreakClass>(qGetProp(ucs4)->sentenceBreakClass); } -Q_CORE_EXPORT LineBreakClass QT_FASTCALL lineBreakClass(uint ucs4) Q_DECL_NOTHROW +Q_CORE_EXPORT LineBreakClass QT_FASTCALL lineBreakClass(uint ucs4) noexcept { return static_cast<LineBreakClass>(qGetProp(ucs4)->lineBreakClass); } diff --git a/src/corelib/tools/qunicodetables_p.h b/src/corelib/tools/qunicodetables_p.h index 3f2e91a9b2..cb7a211cb6 100644 --- a/src/corelib/tools/qunicodetables_p.h +++ b/src/corelib/tools/qunicodetables_p.h @@ -93,8 +93,8 @@ struct Properties { ushort script : 8; }; -Q_CORE_EXPORT const Properties * QT_FASTCALL properties(uint ucs4) Q_DECL_NOTHROW; -Q_CORE_EXPORT const Properties * QT_FASTCALL properties(ushort ucs2) Q_DECL_NOTHROW; +Q_CORE_EXPORT const Properties * QT_FASTCALL properties(uint ucs4) noexcept; +Q_CORE_EXPORT const Properties * QT_FASTCALL properties(ushort ucs2) noexcept; struct LowercaseTraits { @@ -209,20 +209,20 @@ enum LineBreakClass { NumLineBreakClasses }; -Q_CORE_EXPORT GraphemeBreakClass QT_FASTCALL graphemeBreakClass(uint ucs4) Q_DECL_NOTHROW; -inline GraphemeBreakClass graphemeBreakClass(QChar ch) Q_DECL_NOTHROW +Q_CORE_EXPORT GraphemeBreakClass QT_FASTCALL graphemeBreakClass(uint ucs4) noexcept; +inline GraphemeBreakClass graphemeBreakClass(QChar ch) noexcept { return graphemeBreakClass(ch.unicode()); } -Q_CORE_EXPORT WordBreakClass QT_FASTCALL wordBreakClass(uint ucs4) Q_DECL_NOTHROW; -inline WordBreakClass wordBreakClass(QChar ch) Q_DECL_NOTHROW +Q_CORE_EXPORT WordBreakClass QT_FASTCALL wordBreakClass(uint ucs4) noexcept; +inline WordBreakClass wordBreakClass(QChar ch) noexcept { return wordBreakClass(ch.unicode()); } -Q_CORE_EXPORT SentenceBreakClass QT_FASTCALL sentenceBreakClass(uint ucs4) Q_DECL_NOTHROW; -inline SentenceBreakClass sentenceBreakClass(QChar ch) Q_DECL_NOTHROW +Q_CORE_EXPORT SentenceBreakClass QT_FASTCALL sentenceBreakClass(uint ucs4) noexcept; +inline SentenceBreakClass sentenceBreakClass(QChar ch) noexcept { return sentenceBreakClass(ch.unicode()); } -Q_CORE_EXPORT LineBreakClass QT_FASTCALL lineBreakClass(uint ucs4) Q_DECL_NOTHROW; -inline LineBreakClass lineBreakClass(QChar ch) Q_DECL_NOTHROW +Q_CORE_EXPORT LineBreakClass QT_FASTCALL lineBreakClass(uint ucs4) noexcept; +inline LineBreakClass lineBreakClass(QChar ch) noexcept { return lineBreakClass(ch.unicode()); } } // namespace QUnicodeTables diff --git a/src/corelib/tools/qunicodetools.cpp b/src/corelib/tools/qunicodetools.cpp index c9d0868fef..d14118abf7 100644 --- a/src/corelib/tools/qunicodetools.cpp +++ b/src/corelib/tools/qunicodetools.cpp @@ -542,7 +542,7 @@ static const uchar breakTable[QUnicodeTables::LineBreak_SA][QUnicodeTables::Line } // namespace LB -static void getLineBreaks(const ushort *string, quint32 len, QCharAttributes *attributes) +static void getLineBreaks(const ushort *string, quint32 len, QCharAttributes *attributes, QUnicodeTools::CharAttributeOptions options) { quint32 nestart = 0; LB::NS::Class nelast = LB::NS::XX; @@ -564,6 +564,31 @@ static void getLineBreaks(const ushort *string, quint32 len, QCharAttributes *at QUnicodeTables::LineBreakClass ncls = (QUnicodeTables::LineBreakClass) prop->lineBreakClass; QUnicodeTables::LineBreakClass tcls; + if (options & QUnicodeTools::HangulLineBreakTailoring) { + if (Q_UNLIKELY((ncls >= QUnicodeTables::LineBreak_H2 + && ncls <= QUnicodeTables::LineBreak_JT) + || (ucs4 >= 0x3130 && ucs4 <= 0x318F && ncls == QUnicodeTables::LineBreak_ID)) + ) { + // LB27: use SPACE for line breaking + // "When Korean uses SPACE for line breaking, the classes in rule LB26, + // as well as characters of class ID, are often tailored to AL; see Section 8, Customization." + // In case of Korean syllables: "3130..318F HANGUL COMPATIBILITY JAMO" + ncls = QUnicodeTables::LineBreak_AL; + } else { + if (Q_UNLIKELY(ncls == QUnicodeTables::LineBreak_SA)) { + // LB1: resolve SA to AL, except of those that have Category Mn or Mc be resolved to CM + static const int test = FLAG(QChar::Mark_NonSpacing) | FLAG(QChar::Mark_SpacingCombining); + if (FLAG(prop->category) & test) + ncls = QUnicodeTables::LineBreak_CM; + } + if (Q_UNLIKELY(ncls == QUnicodeTables::LineBreak_CM)) { + // LB10: treat CM that follows SP, BK, CR, LF, NL, or ZW as AL + if (lcls == QUnicodeTables::LineBreak_ZW || lcls >= QUnicodeTables::LineBreak_SP) + ncls = QUnicodeTables::LineBreak_AL; + } + } + } + if (Q_UNLIKELY(ncls == QUnicodeTables::LineBreak_SA)) { // LB1: resolve SA to AL, except of those that have Category Mn or Mc be resolved to CM static const int test = FLAG(QChar::Mark_NonSpacing) | FLAG(QChar::Mark_SpacingCombining); @@ -716,7 +741,7 @@ Q_CORE_EXPORT void initCharAttributes(const ushort *string, int length, if (options & SentenceBreaks) getSentenceBreaks(string, length, attributes); if (options & LineBreaks) - getLineBreaks(string, length, attributes); + getLineBreaks(string, length, attributes, options); if (options & WhiteSpaces) getWhiteSpaces(string, length, attributes); diff --git a/src/corelib/tools/qunicodetools_p.h b/src/corelib/tools/qunicodetools_p.h index 5e2d56a226..ed6fcb5d65 100644 --- a/src/corelib/tools/qunicodetools_p.h +++ b/src/corelib/tools/qunicodetools_p.h @@ -88,6 +88,7 @@ enum CharAttributeOption { SentenceBreaks = 0x04, LineBreaks = 0x08, WhiteSpaces = 0x10, + HangulLineBreakTailoring = 0x20, DefaultOptionsCompat = GraphemeBreaks | LineBreaks | WhiteSpaces, // ### remove DontClearAttributes = 0x1000 diff --git a/src/corelib/tools/qvarlengtharray.h b/src/corelib/tools/qvarlengtharray.h index 597e7464cb..01fc63b677 100644 --- a/src/corelib/tools/qvarlengtharray.h +++ b/src/corelib/tools/qvarlengtharray.h @@ -43,15 +43,14 @@ #include <QtCore/qcontainerfwd.h> #include <QtCore/qglobal.h> #include <QtCore/qalgorithms.h> +#include <QtCore/qcontainertools_impl.h> -#include <new> -#include <string.h> -#include <stdlib.h> #include <algorithm> -#ifdef Q_COMPILER_INITIALIZER_LISTS #include <initializer_list> -#endif #include <iterator> +#include <new> +#include <string.h> +#include <stdlib.h> QT_BEGIN_NAMESPACE @@ -69,14 +68,18 @@ public: append(other.constData(), other.size()); } -#ifdef Q_COMPILER_INITIALIZER_LISTS QVarLengthArray(std::initializer_list<T> args) - : a(Prealloc), s(0), ptr(reinterpret_cast<T *>(array)) + : QVarLengthArray(args.begin(), args.end()) + { + } + + template <typename InputIterator, QtPrivate::IfIsInputIterator<InputIterator> = true> + inline QVarLengthArray(InputIterator first, InputIterator last) + : QVarLengthArray() { - if (args.size()) - append(args.begin(), int(args.size())); + QtPrivate::reserveIfForwardIterator(this, first, last); + std::copy(first, last, std::back_inserter(*this)); } -#endif inline ~QVarLengthArray() { if (QTypeInfo<T>::isComplex) { @@ -96,7 +99,6 @@ public: return *this; } -#ifdef Q_COMPILER_INITIALIZER_LISTS QVarLengthArray<T, Prealloc> &operator=(std::initializer_list<T> list) { resize(list.size()); @@ -104,7 +106,6 @@ public: QT_MAKE_CHECKED_ARRAY_ITERATOR(this->begin(), this->size())); return *this; } -#endif inline void removeLast() { Q_ASSERT(s > 0); @@ -570,7 +571,7 @@ bool operator!=(const QVarLengthArray<T, Prealloc1> &l, const QVarLengthArray<T, template <typename T, int Prealloc1, int Prealloc2> bool operator<(const QVarLengthArray<T, Prealloc1> &lhs, const QVarLengthArray<T, Prealloc2> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(std::lexicographical_compare(lhs.begin(), lhs.end(), + noexcept(noexcept(std::lexicographical_compare(lhs.begin(), lhs.end(), rhs.begin(), rhs.end()))) { return std::lexicographical_compare(lhs.begin(), lhs.end(), @@ -579,21 +580,21 @@ bool operator<(const QVarLengthArray<T, Prealloc1> &lhs, const QVarLengthArray<T template <typename T, int Prealloc1, int Prealloc2> inline bool operator>(const QVarLengthArray<T, Prealloc1> &lhs, const QVarLengthArray<T, Prealloc2> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(lhs < rhs)) + noexcept(noexcept(lhs < rhs)) { return rhs < lhs; } template <typename T, int Prealloc1, int Prealloc2> inline bool operator<=(const QVarLengthArray<T, Prealloc1> &lhs, const QVarLengthArray<T, Prealloc2> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(lhs < rhs)) + noexcept(noexcept(lhs < rhs)) { return !(lhs > rhs); } template <typename T, int Prealloc1, int Prealloc2> inline bool operator>=(const QVarLengthArray<T, Prealloc1> &lhs, const QVarLengthArray<T, Prealloc2> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(lhs < rhs)) + noexcept(noexcept(lhs < rhs)) { return !(lhs < rhs); } diff --git a/src/corelib/tools/qvarlengtharray.qdoc b/src/corelib/tools/qvarlengtharray.qdoc index bc8df82517..80769e3769 100644 --- a/src/corelib/tools/qvarlengtharray.qdoc +++ b/src/corelib/tools/qvarlengtharray.qdoc @@ -110,6 +110,14 @@ lists. */ +/*! \fn template<class T, int Prealloc> template<typename InputIterator> QVarLengthArray<T, Prealloc>::QVarLengthArray(InputIterator first, InputIterator last) + \since 5.14 + + Constructs an array with the contents in the iterator range [\a first, \a last). + + The value type of \c InputIterator must be convertible to \c T. +*/ + /*! \fn template<class T, int Prealloc> QVarLengthArray<T, Prealloc>::~QVarLengthArray() diff --git a/src/corelib/tools/qvector.h b/src/corelib/tools/qvector.h index 988d5a9e1b..5d68a283bd 100644 --- a/src/corelib/tools/qvector.h +++ b/src/corelib/tools/qvector.h @@ -45,14 +45,15 @@ #include <QtCore/qrefcount.h> #include <QtCore/qarraydata.h> #include <QtCore/qhashfunctions.h> +#include <QtCore/qcontainertools_impl.h> #include <iterator> +#include <initializer_list> +#if QT_VERSION < QT_VERSION_CHECK(6,0,0) #include <vector> +#endif #include <stdlib.h> #include <string.h> -#ifdef Q_COMPILER_INITIALIZER_LISTS -#include <initializer_list> -#endif #include <algorithm> @@ -65,21 +66,21 @@ class QVector Data *d; public: - inline QVector() Q_DECL_NOTHROW : d(Data::sharedNull()) { } + inline QVector() noexcept : d(Data::sharedNull()) { } explicit QVector(int size); QVector(int size, const T &t); inline QVector(const QVector<T> &v); inline ~QVector() { if (!d->ref.deref()) freeData(d); } QVector<T> &operator=(const QVector<T> &v); -#if defined(Q_COMPILER_RVALUE_REFS) || defined(Q_CLANG_QDOC) - QVector(QVector<T> &&other) Q_DECL_NOTHROW : d(other.d) { other.d = Data::sharedNull(); } - QVector<T> &operator=(QVector<T> &&other) Q_DECL_NOTHROW + QVector(QVector<T> &&other) noexcept : d(other.d) { other.d = Data::sharedNull(); } + QVector<T> &operator=(QVector<T> &&other) noexcept { QVector moved(std::move(other)); swap(moved); return *this; } -#endif - void swap(QVector<T> &other) Q_DECL_NOTHROW { qSwap(d, other.d); } -#ifdef Q_COMPILER_INITIALIZER_LISTS + void swap(QVector<T> &other) noexcept { qSwap(d, other.d); } inline QVector(std::initializer_list<T> args); -#endif + QVector<T> &operator=(std::initializer_list<T> args); + template <typename InputIterator, QtPrivate::IfIsInputIterator<InputIterator> = true> + inline QVector(InputIterator first, InputIterator last); + bool operator==(const QVector<T> &v) const; inline bool operator!=(const QVector<T> &v) const { return !(*this == v); } @@ -138,9 +139,7 @@ public: T &operator[](int i); const T &operator[](int i) const; void append(const T &t); -#if defined(Q_COMPILER_RVALUE_REFS) || defined(Q_CLANG_QDOC) void append(T &&t); -#endif inline void append(const QVector<T> &l) { *this += l; } void prepend(T &&t); void prepend(const T &t); @@ -208,29 +207,29 @@ public: typedef std::reverse_iterator<const_iterator> const_reverse_iterator; #if !defined(QT_STRICT_ITERATORS) || defined(Q_CLANG_QDOC) inline iterator begin() { detach(); return d->begin(); } - inline const_iterator begin() const Q_DECL_NOTHROW { return d->constBegin(); } - inline const_iterator cbegin() const Q_DECL_NOTHROW { return d->constBegin(); } - inline const_iterator constBegin() const Q_DECL_NOTHROW { return d->constBegin(); } + inline const_iterator begin() const noexcept { return d->constBegin(); } + inline const_iterator cbegin() const noexcept { return d->constBegin(); } + inline const_iterator constBegin() const noexcept { return d->constBegin(); } inline iterator end() { detach(); return d->end(); } - inline const_iterator end() const Q_DECL_NOTHROW { return d->constEnd(); } - inline const_iterator cend() const Q_DECL_NOTHROW { return d->constEnd(); } - inline const_iterator constEnd() const Q_DECL_NOTHROW { return d->constEnd(); } + inline const_iterator end() const noexcept { return d->constEnd(); } + inline const_iterator cend() const noexcept { return d->constEnd(); } + inline const_iterator constEnd() const noexcept { return d->constEnd(); } #else inline iterator begin(iterator = iterator()) { detach(); return d->begin(); } - inline const_iterator begin(const_iterator = const_iterator()) const Q_DECL_NOTHROW { return d->constBegin(); } - inline const_iterator cbegin(const_iterator = const_iterator()) const Q_DECL_NOTHROW { return d->constBegin(); } - inline const_iterator constBegin(const_iterator = const_iterator()) const Q_DECL_NOTHROW { return d->constBegin(); } + inline const_iterator begin(const_iterator = const_iterator()) const noexcept { return d->constBegin(); } + inline const_iterator cbegin(const_iterator = const_iterator()) const noexcept { return d->constBegin(); } + inline const_iterator constBegin(const_iterator = const_iterator()) const noexcept { return d->constBegin(); } inline iterator end(iterator = iterator()) { detach(); return d->end(); } - inline const_iterator end(const_iterator = const_iterator()) const Q_DECL_NOTHROW { return d->constEnd(); } - inline const_iterator cend(const_iterator = const_iterator()) const Q_DECL_NOTHROW { return d->constEnd(); } - inline const_iterator constEnd(const_iterator = const_iterator()) const Q_DECL_NOTHROW { return d->constEnd(); } + inline const_iterator end(const_iterator = const_iterator()) const noexcept { return d->constEnd(); } + inline const_iterator cend(const_iterator = const_iterator()) const noexcept { return d->constEnd(); } + inline const_iterator constEnd(const_iterator = const_iterator()) const noexcept { return d->constEnd(); } #endif reverse_iterator rbegin() { return reverse_iterator(end()); } reverse_iterator rend() { return reverse_iterator(begin()); } - const_reverse_iterator rbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - const_reverse_iterator rend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } - const_reverse_iterator crbegin() const Q_DECL_NOTHROW { return const_reverse_iterator(end()); } - const_reverse_iterator crend() const Q_DECL_NOTHROW { return const_reverse_iterator(begin()); } + const_reverse_iterator rbegin() const noexcept { return const_reverse_iterator(end()); } + const_reverse_iterator rend() const noexcept { return const_reverse_iterator(begin()); } + const_reverse_iterator crbegin() const noexcept { return const_reverse_iterator(end()); } + const_reverse_iterator crend() const noexcept { return const_reverse_iterator(begin()); } iterator insert(iterator before, int n, const T &x); inline iterator insert(iterator before, const T &x) { return insert(before, 1, x); } inline iterator insert(iterator before, T &&x); @@ -252,6 +251,13 @@ public: T value(int i) const; T value(int i, const T &defaultValue) const; + void swapItemsAt(int i, int j) { + Q_ASSERT_X(i >= 0 && i < size() && j >= 0 && j < size(), + "QVector<T>::swap", "index out of range"); + detach(); + qSwap(d->begin()[i], d->begin()[j]); + } + // STL compatibility typedef T value_type; typedef value_type* pointer; @@ -263,10 +269,8 @@ public: typedef const_iterator ConstIterator; typedef int size_type; inline void push_back(const T &t) { append(t); } -#if defined(Q_COMPILER_RVALUE_REFS) || defined(Q_CLANG_QDOC) void push_back(T &&t) { append(std::move(t)); } void push_front(T &&t) { prepend(std::move(t)); } -#endif inline void push_front(const T &t) { prepend(t); } void pop_back() { removeLast(); } void pop_front() { removeFirst(); } @@ -293,14 +297,17 @@ public: inline QVector<T> &operator<<(T &&t) { append(std::move(t)); return *this; } - QList<T> toList() const; - static QVector<T> fromList(const QList<T> &list); + QList<T> toList() const; +#if QT_VERSION < QT_VERSION_CHECK(6,0,0) + Q_DECL_DEPRECATED_X("Use QVector<T>(vector.begin(), vector.end()) instead.") static inline QVector<T> fromStdVector(const std::vector<T> &vector) - { QVector<T> tmp; tmp.reserve(int(vector.size())); std::copy(vector.begin(), vector.end(), std::back_inserter(tmp)); return tmp; } + { return QVector<T>(vector.begin(), vector.end()); } + Q_DECL_DEPRECATED_X("Use std::vector<T>(vector.begin(), vector.end()) instead.") inline std::vector<T> toStdVector() const { return std::vector<T>(d->begin(), d->end()); } +#endif private: // ### Qt6: remove methods, they are unused void reallocData(const int size, const int alloc, QArrayData::AllocationOptions options = QArrayData::Default); @@ -522,11 +529,10 @@ QVector<T>::QVector(int asize, const T &t) } } -#ifdef Q_COMPILER_INITIALIZER_LISTS -# if defined(Q_CC_MSVC) +#if defined(Q_CC_MSVC) QT_WARNING_PUSH QT_WARNING_DISABLE_MSVC(4127) // conditional expression is constant -# endif // Q_CC_MSVC +#endif // Q_CC_MSVC template <typename T> QVector<T>::QVector(std::initializer_list<T> args) @@ -542,10 +548,27 @@ QVector<T>::QVector(std::initializer_list<T> args) d = Data::sharedNull(); } } -# if defined(Q_CC_MSVC) + +template <typename T> +QVector<T> &QVector<T>::operator=(std::initializer_list<T> args) +{ + QVector<T> tmp(args); + tmp.swap(*this); + return *this; +} + +#if defined(Q_CC_MSVC) QT_WARNING_POP -# endif // Q_CC_MSVC -#endif // Q_COMPILER_INITALIZER_LISTS +#endif // Q_CC_MSVC + +template <typename T> +template <typename InputIterator, QtPrivate::IfIsInputIterator<InputIterator>> +QVector<T>::QVector(InputIterator first, InputIterator last) + : QVector() +{ + QtPrivate::reserveIfForwardIterator(this, first, last); + std::copy(first, last, std::back_inserter(*this)); +} template <typename T> void QVector<T>::freeData(Data *x) @@ -763,9 +786,9 @@ void QVector<T>::append(const T &t) realloc(isTooSmall ? d->size + 1 : d->alloc, opt); if (QTypeInfo<T>::isComplex) - new (d->end()) T(qMove(copy)); + new (d->end()) T(std::move(copy)); else - *d->end() = qMove(copy); + *d->end() = std::move(copy); } else { if (QTypeInfo<T>::isComplex) @@ -776,7 +799,6 @@ void QVector<T>::append(const T &t) ++d->size; } -#ifdef Q_COMPILER_RVALUE_REFS template <typename T> void QVector<T>::append(T &&t) { @@ -790,7 +812,6 @@ void QVector<T>::append(T &&t) ++d->size; } -#endif template <typename T> void QVector<T>::removeLast() @@ -1052,14 +1073,14 @@ Q_DECLARE_MUTABLE_SEQUENTIAL_ITERATOR(Vector) template <typename T> uint qHash(const QVector<T> &key, uint seed = 0) - Q_DECL_NOEXCEPT_EXPR(noexcept(qHashRange(key.cbegin(), key.cend(), seed))) + noexcept(noexcept(qHashRange(key.cbegin(), key.cend(), seed))) { return qHashRange(key.cbegin(), key.cend(), seed); } template <typename T> bool operator<(const QVector<T> &lhs, const QVector<T> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(std::lexicographical_compare(lhs.begin(), lhs.end(), + noexcept(noexcept(std::lexicographical_compare(lhs.begin(), lhs.end(), rhs.begin(), rhs.end()))) { return std::lexicographical_compare(lhs.begin(), lhs.end(), @@ -1068,21 +1089,21 @@ bool operator<(const QVector<T> &lhs, const QVector<T> &rhs) template <typename T> inline bool operator>(const QVector<T> &lhs, const QVector<T> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(lhs < rhs)) + noexcept(noexcept(lhs < rhs)) { return rhs < lhs; } template <typename T> inline bool operator<=(const QVector<T> &lhs, const QVector<T> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(lhs < rhs)) + noexcept(noexcept(lhs < rhs)) { return !(lhs > rhs); } template <typename T> inline bool operator>=(const QVector<T> &lhs, const QVector<T> &rhs) - Q_DECL_NOEXCEPT_EXPR(noexcept(lhs < rhs)) + noexcept(noexcept(lhs < rhs)) { return !(lhs < rhs); } @@ -1104,6 +1125,24 @@ extern template class Q_CORE_EXPORT QVector<QPoint>; QVector<uint> QStringView::toUcs4() const { return QtPrivate::convertToUcs4(*this); } +QVector<QStringRef> QString::splitRef(const QString &sep, Qt::SplitBehavior behavior, Qt::CaseSensitivity cs) const +{ return splitRef(sep, _sb(behavior), cs); } +QVector<QStringRef> QString::splitRef(QChar sep, Qt::SplitBehavior behavior, Qt::CaseSensitivity cs) const +{ return splitRef(sep, _sb(behavior), cs); } +#ifndef QT_NO_REGEXP +QVector<QStringRef> QString::splitRef(const QRegExp &sep, Qt::SplitBehavior behavior) const +{ return splitRef(sep, _sb(behavior)); } +#endif +#if QT_CONFIG(regularexpression) +QVector<QStringRef> QString::splitRef(const QRegularExpression &sep, Qt::SplitBehavior behavior) const +{ return splitRef(sep, _sb(behavior)); } +#endif +QVector<QStringRef> QStringRef::split(const QString &sep, Qt::SplitBehavior behavior, Qt::CaseSensitivity cs) const +{ return split(sep, QString::_sb(behavior), cs); } +QVector<QStringRef> QStringRef::split(QChar sep, Qt::SplitBehavior behavior, Qt::CaseSensitivity cs) const +{ return split(sep, QString::_sb(behavior), cs); } + + QT_END_NAMESPACE #endif // QVECTOR_H diff --git a/src/corelib/tools/qvector.qdoc b/src/corelib/tools/qvector.qdoc index 75b17a4207..c1b5054f93 100644 --- a/src/corelib/tools/qvector.qdoc +++ b/src/corelib/tools/qvector.qdoc @@ -243,6 +243,13 @@ lists. */ +/*! \fn template <typename T> template<typename InputIterator> QVector<T>::QVector(InputIterator first, InputIterator last) + \since 5.14 + + Constructs a vector with the contents in the iterator range [\a first, \a last). + + The value type of \c InputIterator must be convertible to \c T. +*/ /*! \fn template <typename T> QVector<T>::~QVector() @@ -263,6 +270,17 @@ \since 5.2 */ +/*! + \fn template <typename T> QVector<T> &QVector<T>::operator=(std::initializer_list<T> args) + + Assigns the collection of values in \a args to this QVector instance. + + This operator is only enabled if the compiler supports C++11 initializer + lists. + + \since 5.14 +*/ + /*! \fn template <typename T> void QVector<T>::swap(QVector<T> &other) \since 4.8 @@ -270,6 +288,16 @@ never fails. */ +/*! \fn template <typename T> void QVector<T>::swapItemsAt(int i, int j) + \since 5.14 + + Exchange the item at index position \a i with the item at index + position \a j. This function assumes that both \a i and \a j are + at least 0 but less than size(). To avoid failure, test that both + \a i and \a j are at least 0 and less than size(). +*/ + + /*! \fn template <typename T> bool QVector<T>::operator==(const QVector<T> &other) const Returns \c true if \a other is equal to this vector; otherwise diff --git a/src/corelib/tools/qversionnumber.cpp b/src/corelib/tools/qversionnumber.cpp index b96e48252e..58e3c15560 100644 --- a/src/corelib/tools/qversionnumber.cpp +++ b/src/corelib/tools/qversionnumber.cpp @@ -235,7 +235,7 @@ QVersionNumber QVersionNumber::normalized() const \sa commonPrefix() */ -bool QVersionNumber::isPrefixOf(const QVersionNumber &other) const Q_DECL_NOTHROW +bool QVersionNumber::isPrefixOf(const QVersionNumber &other) const noexcept { if (segmentCount() > other.segmentCount()) return false; @@ -259,7 +259,7 @@ bool QVersionNumber::isPrefixOf(const QVersionNumber &other) const Q_DECL_NOTHRO \snippet qversionnumber/main.cpp 1 */ -int QVersionNumber::compare(const QVersionNumber &v1, const QVersionNumber &v2) Q_DECL_NOTHROW +int QVersionNumber::compare(const QVersionNumber &v1, const QVersionNumber &v2) noexcept { int commonlen; @@ -482,7 +482,7 @@ QVersionNumber QVersionNumber::fromString(QLatin1String string, int *suffixIndex if (suffixIndex) *suffixIndex = int(lastGoodEnd - string.begin()); - return QVersionNumber(qMove(seg)); + return QVersionNumber(std::move(seg)); } void QVersionNumber::SegmentStorage::setVector(int len, int maj, int min, int mic) diff --git a/src/corelib/tools/qversionnumber.h b/src/corelib/tools/qversionnumber.h index 1bfb4aab39..d43b86ba51 100644 --- a/src/corelib/tools/qversionnumber.h +++ b/src/corelib/tools/qversionnumber.h @@ -87,7 +87,7 @@ class QVersionNumber }; // set the InlineSegmentMarker and set length to zero - SegmentStorage() Q_DECL_NOTHROW : dummy(1) {} + SegmentStorage() noexcept : dummy(1) {} SegmentStorage(const QVector<int> &seg) { @@ -119,14 +119,13 @@ class QVersionNumber return *this; } -#ifdef Q_COMPILER_RVALUE_REFS - SegmentStorage(SegmentStorage &&other) Q_DECL_NOTHROW + SegmentStorage(SegmentStorage &&other) noexcept : dummy(other.dummy) { other.dummy = 1; } - SegmentStorage &operator=(SegmentStorage &&other) Q_DECL_NOTHROW + SegmentStorage &operator=(SegmentStorage &&other) noexcept { qSwap(dummy, other.dummy); return *this; @@ -139,8 +138,6 @@ class QVersionNumber else pointer_segments = new QVector<int>(std::move(seg)); } -#endif -#ifdef Q_COMPILER_INITIALIZER_LISTS SegmentStorage(std::initializer_list<int> args) { if (dataFitsInline(args.begin(), int(args.size()))) { @@ -149,14 +146,13 @@ class QVersionNumber pointer_segments = new QVector<int>(args); } } -#endif ~SegmentStorage() { if (isUsingPointer()) delete pointer_segments; } - bool isUsingPointer() const Q_DECL_NOTHROW + bool isUsingPointer() const noexcept { return (inline_segments[InlineSegmentMarker] & 1) == 0; } - int size() const Q_DECL_NOTHROW + int size() const noexcept { return isUsingPointer() ? pointer_segments->size() : (inline_segments[InlineSegmentMarker] >> 1); } void setInlineSize(int len) @@ -218,7 +214,7 @@ class QVersionNumber } m_segments; public: - inline QVersionNumber() Q_DECL_NOTHROW + inline QVersionNumber() noexcept : m_segments() {} inline explicit QVersionNumber(const QVector<int> &seg) @@ -227,17 +223,13 @@ public: // compiler-generated copy/move ctor/assignment operators and the destructor are ok -#ifdef Q_COMPILER_RVALUE_REFS explicit QVersionNumber(QVector<int> &&seg) : m_segments(std::move(seg)) {} -#endif -#ifdef Q_COMPILER_INITIALIZER_LISTS inline QVersionNumber(std::initializer_list<int> args) : m_segments(args) {} -#endif inline explicit QVersionNumber(int maj) { m_segments.setSegments(1, maj); } @@ -248,34 +240,34 @@ public: inline explicit QVersionNumber(int maj, int min, int mic) { m_segments.setSegments(3, maj, min, mic); } - Q_REQUIRED_RESULT inline bool isNull() const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline bool isNull() const noexcept { return segmentCount() == 0; } - Q_REQUIRED_RESULT inline bool isNormalized() const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline bool isNormalized() const noexcept { return isNull() || segmentAt(segmentCount() - 1) != 0; } - Q_REQUIRED_RESULT inline int majorVersion() const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline int majorVersion() const noexcept { return segmentAt(0); } - Q_REQUIRED_RESULT inline int minorVersion() const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline int minorVersion() const noexcept { return segmentAt(1); } - Q_REQUIRED_RESULT inline int microVersion() const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline int microVersion() const noexcept { return segmentAt(2); } Q_REQUIRED_RESULT Q_CORE_EXPORT QVersionNumber normalized() const; Q_REQUIRED_RESULT Q_CORE_EXPORT QVector<int> segments() const; - Q_REQUIRED_RESULT inline int segmentAt(int index) const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline int segmentAt(int index) const noexcept { return (m_segments.size() > index) ? m_segments.at(index) : 0; } - Q_REQUIRED_RESULT inline int segmentCount() const Q_DECL_NOTHROW + Q_REQUIRED_RESULT inline int segmentCount() const noexcept { return m_segments.size(); } - Q_REQUIRED_RESULT Q_CORE_EXPORT bool isPrefixOf(const QVersionNumber &other) const Q_DECL_NOTHROW; + Q_REQUIRED_RESULT Q_CORE_EXPORT bool isPrefixOf(const QVersionNumber &other) const noexcept; - Q_REQUIRED_RESULT Q_CORE_EXPORT static int compare(const QVersionNumber &v1, const QVersionNumber &v2) Q_DECL_NOTHROW; + Q_REQUIRED_RESULT Q_CORE_EXPORT static int compare(const QVersionNumber &v1, const QVersionNumber &v2) noexcept; Q_REQUIRED_RESULT Q_CORE_EXPORT static Q_DECL_PURE_FUNCTION QVersionNumber commonPrefix(const QVersionNumber &v1, const QVersionNumber &v2); @@ -299,22 +291,22 @@ Q_DECLARE_TYPEINFO(QVersionNumber, Q_MOVABLE_TYPE); Q_CORE_EXPORT QDebug operator<<(QDebug, const QVersionNumber &version); #endif -Q_REQUIRED_RESULT inline bool operator> (const QVersionNumber &lhs, const QVersionNumber &rhs) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline bool operator> (const QVersionNumber &lhs, const QVersionNumber &rhs) noexcept { return QVersionNumber::compare(lhs, rhs) > 0; } -Q_REQUIRED_RESULT inline bool operator>=(const QVersionNumber &lhs, const QVersionNumber &rhs) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline bool operator>=(const QVersionNumber &lhs, const QVersionNumber &rhs) noexcept { return QVersionNumber::compare(lhs, rhs) >= 0; } -Q_REQUIRED_RESULT inline bool operator< (const QVersionNumber &lhs, const QVersionNumber &rhs) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline bool operator< (const QVersionNumber &lhs, const QVersionNumber &rhs) noexcept { return QVersionNumber::compare(lhs, rhs) < 0; } -Q_REQUIRED_RESULT inline bool operator<=(const QVersionNumber &lhs, const QVersionNumber &rhs) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline bool operator<=(const QVersionNumber &lhs, const QVersionNumber &rhs) noexcept { return QVersionNumber::compare(lhs, rhs) <= 0; } -Q_REQUIRED_RESULT inline bool operator==(const QVersionNumber &lhs, const QVersionNumber &rhs) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline bool operator==(const QVersionNumber &lhs, const QVersionNumber &rhs) noexcept { return QVersionNumber::compare(lhs, rhs) == 0; } -Q_REQUIRED_RESULT inline bool operator!=(const QVersionNumber &lhs, const QVersionNumber &rhs) Q_DECL_NOTHROW +Q_REQUIRED_RESULT inline bool operator!=(const QVersionNumber &lhs, const QVersionNumber &rhs) noexcept { return QVersionNumber::compare(lhs, rhs) != 0; } QT_END_NAMESPACE diff --git a/src/corelib/tools/tools.pri b/src/corelib/tools/tools.pri index 995bab694e..52eddd5d6b 100644 --- a/src/corelib/tools/tools.pri +++ b/src/corelib/tools/tools.pri @@ -18,9 +18,8 @@ HEADERS += \ tools/qcollator.h \ tools/qcollator_p.h \ tools/qcontainerfwd.h \ + tools/qcontainertools_impl.h \ tools/qcryptographichash.h \ - tools/qdatetime.h \ - tools/qdatetime_p.h \ tools/qdoublescanprint_p.h \ tools/qeasingcurve.h \ tools/qfreelist_p.h \ @@ -85,7 +84,6 @@ SOURCES += \ tools/qbytearraymatcher.cpp \ tools/qcollator.cpp \ tools/qcryptographichash.cpp \ - tools/qdatetime.cpp \ tools/qeasingcurve.cpp \ tools/qfreelist.cpp \ tools/qhash.cpp \ @@ -153,33 +151,6 @@ qtConfig(icu) { SOURCES += tools/qcollator_posix.cpp } -qtConfig(timezone) { - HEADERS += \ - tools/qtimezone.h \ - tools/qtimezoneprivate_p.h \ - tools/qtimezoneprivate_data_p.h - SOURCES += \ - tools/qtimezone.cpp \ - tools/qtimezoneprivate.cpp - !nacl:darwin: { - SOURCES += tools/qtimezoneprivate_mac.mm - } else: android:!android-embedded: { - SOURCES += tools/qtimezoneprivate_android.cpp - } else: unix: { - SOURCES += tools/qtimezoneprivate_tz.cpp - qtConfig(icu): SOURCES += tools/qtimezoneprivate_icu.cpp - } else: qtConfig(icu): { - SOURCES += tools/qtimezoneprivate_icu.cpp - } else: win32: { - SOURCES += tools/qtimezoneprivate_win.cpp - } -} - -qtConfig(datetimeparser) { - HEADERS += tools/qdatetimeparser_p.h - SOURCES += tools/qdatetimeparser.cpp -} - qtConfig(regularexpression) { QMAKE_USE_PRIVATE += pcre2 |