diff options
Diffstat (limited to 'src/corelib/global/qglobal.h')
| -rw-r--r-- | src/corelib/global/qglobal.h | 93 |
1 files changed, 54 insertions, 39 deletions
diff --git a/src/corelib/global/qglobal.h b/src/corelib/global/qglobal.h index 455582e310..27a3bf7c3d 100644 --- a/src/corelib/global/qglobal.h +++ b/src/corelib/global/qglobal.h @@ -1,8 +1,8 @@ /**************************************************************************** ** -** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies). +** Copyright (C) 2015 The Qt Company Ltd. ** Copyright (C) 2014 Intel Corporation. -** Contact: http://www.qt-project.org/legal +** Contact: http://www.qt.io/licensing/ ** ** This file is part of the QtCore module of the Qt Toolkit. ** @@ -11,9 +11,9 @@ ** 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 Digia. For licensing terms and -** conditions see http://qt.digia.com/licensing. For further information -** use the contact form at http://qt.digia.com/contact-us. +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see http://www.qt.io/terms-conditions. For further +** information use the contact form at http://www.qt.io/contact-us. ** ** GNU Lesser General Public License Usage ** Alternatively, this file may be used under the terms of the GNU Lesser @@ -24,8 +24,8 @@ ** requirements will be met: https://www.gnu.org/licenses/lgpl.html and ** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. ** -** In addition, as a special exception, Digia gives you certain additional -** rights. These rights are described in the Digia Qt LGPL Exception +** As a special exception, The Qt Company gives you certain additional +** rights. These rights are described in The Qt Company LGPL Exception ** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. ** ** $QT_END_LICENSE$ @@ -35,13 +35,17 @@ #ifndef QGLOBAL_H #define QGLOBAL_H +#ifdef __cplusplus +# include <cstddef> +#endif + #include <stddef.h> -#define QT_VERSION_STR "5.4.2" +#define QT_VERSION_STR "5.5.0" /* QT_VERSION is (major << 16) + (minor << 8) + patch. */ -#define QT_VERSION 0x050402 +#define QT_VERSION 0x050500 /* can be used like #if (QT_VERSION >= QT_VERSION_CHECK(4, 4, 0)) */ @@ -481,6 +485,14 @@ typedef qptrdiff qintptr; # define Q_ATTRIBUTE_FORMAT_PRINTF(A, B) #endif +#ifdef Q_CC_MSVC +# define Q_NEVER_INLINE __declspec(noinline) +#elif defined(Q_CC_GNU) +# define Q_NEVER_INLINE __attribute__((noinline)) +#else +# define Q_NEVER_INLINE +#endif + //defines the type for the WNDPROC on windows //the alignment needs to be forced for sse2 to not crash with mingw #if defined(Q_OS_WIN) @@ -573,6 +585,10 @@ class QDataStream; # define QT_NO_SOCKS5 #endif +#if defined(Q_OS_IOS) +# define QT_NO_PROCESS +#endif + inline void qt_noop(void) {} /* These wrap try/catch so we can switch off exceptions later. @@ -620,14 +636,7 @@ Q_CORE_EXPORT bool qSharedBuild() Q_DECL_NOTHROW; /* Avoid "unused parameter" warnings */ - -#if defined(Q_CC_RVCT) -template <typename T> -inline void qUnused(T &x) { (void)x; } -# define Q_UNUSED(x) qUnused(x); -#else -# define Q_UNUSED(x) (void)x; -#endif +#define Q_UNUSED(x) (void)x; /* Debugging and error handling @@ -655,7 +664,7 @@ Q_CORE_EXPORT void qt_assert(const char *assertion, const char *file, int line) #if !defined(Q_ASSERT) # if defined(QT_NO_DEBUG) && !defined(QT_FORCE_ASSERTS) -# define Q_ASSERT(cond) qt_noop() +# define Q_ASSERT(cond) do { } while ((false) && (cond)) # else # define Q_ASSERT(cond) ((!(cond)) ? qt_assert(#cond,__FILE__,__LINE__) : qt_noop()) # endif @@ -672,7 +681,7 @@ Q_CORE_EXPORT void qt_assert_x(const char *where, const char *what, const char * #if !defined(Q_ASSERT_X) # if defined(QT_NO_DEBUG) && !defined(QT_FORCE_ASSERTS) -# define Q_ASSERT_X(cond, where, what) qt_noop() +# define Q_ASSERT_X(cond, where, what) do { } while ((false) && (cond)) # else # define Q_ASSERT_X(cond, where, what) ((!(cond)) ? qt_assert_x(where, what,__FILE__,__LINE__) : qt_noop()) # endif @@ -805,8 +814,20 @@ static inline bool qIsNull(float f) # define Q_DUMMY_COMPARISON_OPERATOR(C) #endif +namespace QtPrivate +{ +namespace SwapExceptionTester { // insulate users from the "using std::swap" below + using std::swap; // import std::swap + template <typename T> + void checkSwap(T &t) + Q_DECL_NOEXCEPT_EXPR(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))) { using std::swap; swap(value1, value2); @@ -834,22 +855,22 @@ Q_CORE_EXPORT void qFreeAligned(void *ptr); #endif #if defined(QT_NO_WARNINGS) # if defined(Q_CC_MSVC) -# pragma warning(disable: 4251) /* class 'type' needs to have dll-interface to be used by clients of class 'type2' */ -# pragma warning(disable: 4244) /* conversion from 'type1' to 'type2', possible loss of data */ -# pragma warning(disable: 4275) /* non - DLL-interface classkey 'identifier' used as base for DLL-interface classkey 'identifier' */ -# pragma warning(disable: 4514) /* unreferenced inline function has been removed */ -# pragma warning(disable: 4800) /* 'type' : forcing value to bool 'true' or 'false' (performance warning) */ -# pragma warning(disable: 4097) /* typedef-name 'identifier1' used as synonym for class-name 'identifier2' */ -# pragma warning(disable: 4706) /* assignment within conditional expression */ +QT_WARNING_DISABLE_MSVC(4251) /* class 'type' needs to have dll-interface to be used by clients of class 'type2' */ +QT_WARNING_DISABLE_MSVC(4244) /* conversion from 'type1' to 'type2', possible loss of data */ +QT_WARNING_DISABLE_MSVC(4275) /* non - DLL-interface classkey 'identifier' used as base for DLL-interface classkey 'identifier' */ +QT_WARNING_DISABLE_MSVC(4514) /* unreferenced inline function has been removed */ +QT_WARNING_DISABLE_MSVC(4800) /* 'type' : forcing value to bool 'true' or 'false' (performance warning) */ +QT_WARNING_DISABLE_MSVC(4097) /* typedef-name 'identifier1' used as synonym for class-name 'identifier2' */ +QT_WARNING_DISABLE_MSVC(4706) /* assignment within conditional expression */ # if _MSC_VER <= 1310 // MSVC 2003 -# pragma warning(disable: 4786) /* 'identifier' : identifier was truncated to 'number' characters in the debug information */ +QT_WARNING_DISABLE_MSVC(4786) /* 'identifier' : identifier was truncated to 'number' characters in the debug information */ # endif -# pragma warning(disable: 4355) /* 'this' : used in base member initializer list */ +QT_WARNING_DISABLE_MSVC(4355) /* 'this' : used in base member initializer list */ # if _MSC_VER < 1800 // MSVC 2013 -# pragma warning(disable: 4231) /* nonstandard extension used : 'identifier' before template explicit instantiation */ +QT_WARNING_DISABLE_MSVC(4231) /* nonstandard extension used : 'identifier' before template explicit instantiation */ # endif -# pragma warning(disable: 4710) /* function not inlined */ -# pragma warning(disable: 4530) /* C++ exception handler used, but unwind semantics are not enabled. Specify /EHsc */ +QT_WARNING_DISABLE_MSVC(4710) /* function not inlined */ +QT_WARNING_DISABLE_MSVC(4530) /* C++ exception handler used, but unwind semantics are not enabled. Specify /EHsc */ # elif defined(Q_CC_BOR) # pragma option -w-inl # pragma option -w-aus @@ -861,7 +882,7 @@ Q_CORE_EXPORT void qFreeAligned(void *ptr); # endif #endif -#if defined(Q_COMPILER_DECLTYPE) || (defined(Q_CC_GNU) && !defined(Q_CC_RVCT)) +#if defined(Q_COMPILER_DECLTYPE) || defined(Q_CC_GNU) /* make use of decltype or GCC's __typeof__ extension */ template <typename T> class QForeachContainer { @@ -1028,6 +1049,7 @@ 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=0) Q_DECL_NOEXCEPT; inline int qIntCast(double f) { return int(f); } inline int qIntCast(float f) { return int(f); } @@ -1040,13 +1062,6 @@ Q_CORE_EXPORT int qrand(); #define QT_MODULE(x) -#ifdef Q_OS_QNX -// QNX doesn't have SYSV style shared memory. Multiprocess QWS apps, -// shared fonts and QSystemSemaphore + QSharedMemory are not available -# define QT_NO_SYSTEMSEMAPHORE -# define QT_NO_SHAREDMEMORY -#endif - #if !defined(QT_BOOTSTRAPPED) && defined(QT_REDUCE_RELOCATIONS) && defined(__ELF__) && !defined(__PIC__) && !defined(__PIE__) # error "You must build your code with position independent code if Qt was built with -reduce-relocations. "\ "Compile your code with -fPIC or -fPIE." |