diff options
author | Liang Qi <liang.qi@qt.io> | 2017-11-06 09:46:51 +0000 |
---|---|---|
committer | The Qt Project <gerrit-noreply@qt-project.org> | 2017-11-06 14:25:20 +0000 |
commit | 8e860f836bce8fd70a90798f8817a1410d8d8414 (patch) | |
tree | 9cd4ddc95f3f1e46fd66ee2ddef2d264cac019e1 /src/corelib/global | |
parent | 1a0b4b9f26e16532cc3d5532e25d886426ce994e (diff) | |
parent | a7e4b645dc5b164eb31c22b558ae7a2f5b674afb (diff) |
Merge "Merge remote-tracking branch 'origin/5.10' into dev" into refs/staging/dev
Diffstat (limited to 'src/corelib/global')
-rw-r--r-- | src/corelib/global/global.pri | 1 | ||||
-rw-r--r-- | src/corelib/global/minimum-linux.S | 34 | ||||
-rw-r--r-- | src/corelib/global/minimum-linux_p.h | 98 | ||||
-rw-r--r-- | src/corelib/global/qfloat16.h | 3 | ||||
-rw-r--r-- | src/corelib/global/qrandom.h | 9 |
5 files changed, 110 insertions, 35 deletions
diff --git a/src/corelib/global/global.pri b/src/corelib/global/global.pri index 7c31df4d6a..e1ca8828f9 100644 --- a/src/corelib/global/global.pri +++ b/src/corelib/global/global.pri @@ -73,6 +73,7 @@ linux:!static { } else { SOURCES += global/minimum-linux.S } + HEADERS += global/minimum-linux_p.h } qtConfig(slog2): \ diff --git a/src/corelib/global/minimum-linux.S b/src/corelib/global/minimum-linux.S index c3261288c2..dfc3cec1be 100644 --- a/src/corelib/global/minimum-linux.S +++ b/src/corelib/global/minimum-linux.S @@ -37,7 +37,7 @@ ** ****************************************************************************/ -#include "private/qglobal_p.h" +#include "minimum-linux_p.h" /* Copied from #include <elf.h>: */ @@ -76,32 +76,6 @@ /* Operating systems: */ .long ELF_NOTE_OS_LINUX -/* Minimum Linux kernel version: - * We require the following features in Qt (unconditional, no fallback): - * Feature Added in version Macro - * - inotify_init1 before 2.6.12-rc12 - * - futex(2) before 2.6.12-rc12 - * - FUTEX_WAKE_OP 2.6.14 FUTEX_OP - * - linkat(2) 2.6.17 O_TMPFILE - * - FUTEX_PRIVATE_FLAG 2.6.22 - * - O_CLOEXEC 2.6.23 - * - eventfd 2.6.23 - * - pipe2 & dup3 2.6.27 - * - accept4 2.6.28 - * - renameat2 3.16 QT_CONFIG(renameat2) - * - getrandom 3.17 QT_CONFIG(getentropy) - */ - -#if QT_CONFIG(getentropy) - .long 3 - .long 17 - .long 0 -#elif QT_CONFIG(renameat2) - .long 3 - .long 16 - .long 0 -#else - .long 2 - .long 6 - .long 28 -#endif + .long MINLINUX_MAJOR + .long MINLINUX_MINOR + .long MINLINUX_PATCH diff --git a/src/corelib/global/minimum-linux_p.h b/src/corelib/global/minimum-linux_p.h new file mode 100644 index 0000000000..324744b856 --- /dev/null +++ b/src/corelib/global/minimum-linux_p.h @@ -0,0 +1,98 @@ +/**************************************************************************** +** +** Copyright (C) 2017 Intel Corporation. +** 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 MINIMUMLINUX_P_H +#define MINIMUMLINUX_P_H + +// +// W A R N I N G +// ------------- +// +// This file is not part of the Qt API. It exists purely as an +// implementation detail. This header file may change from version to +// version without notice, or even be removed. +// +// We mean it. +// + +// EXTRA WARNING +// ------------- +// +// This file must also be valid assembler source. +// + +#include "private/qglobal_p.h" + +QT_BEGIN_NAMESPACE + +/* Minimum Linux kernel version: + * We require the following features in Qt (unconditional, no fallback): + * Feature Added in version Macro + * - inotify_init1 before 2.6.12-rc12 + * - futex(2) before 2.6.12-rc12 + * - FUTEX_WAKE_OP 2.6.14 FUTEX_OP + * - linkat(2) 2.6.17 O_TMPFILE + * - FUTEX_PRIVATE_FLAG 2.6.22 + * - O_CLOEXEC 2.6.23 + * - eventfd 2.6.23 + * - pipe2 & dup3 2.6.27 + * - accept4 2.6.28 + * - renameat2 3.16 QT_CONFIG(renameat2) + * - getrandom 3.17 QT_CONFIG(getentropy) + */ + +#if QT_CONFIG(getentropy) +# define MINLINUX_MAJOR 3 +# define MINLINUX_MINOR 17 +# define MINLINUX_PATCH 0 +#elif QT_CONFIG(renameat2) +# define MINLINUX_MAJOR 3 +# define MINLINUX_MINOR 16 +# define MINLINUX_PATCH 0 +#else +# define MINLINUX_MAJOR 2 +# define MINLINUX_MINOR 6 +# define MINLINUX_PATCH 28 +#endif + +#define MINIMUM_LINUX_VERSION QT_VERSION_CHECK(MINLINUX_MAJOR, MINLINUX_MINOR, MINLINUX_PATCH) + +QT_END_NAMESPACE + +#endif // MINIMUMLINUX_P_H diff --git a/src/corelib/global/qfloat16.h b/src/corelib/global/qfloat16.h index 89a62a93db..10598adb1d 100644 --- a/src/corelib/global/qfloat16.h +++ b/src/corelib/global/qfloat16.h @@ -167,7 +167,8 @@ inline qfloat16 operator/(qfloat16 a, qfloat16 b) Q_DECL_NOTHROW { return qfloat 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); } #define QF16_MAKE_ARITH_OP_EQ_FP(FP, OP_EQ, OP) \ - inline qfloat16& operator OP_EQ(qfloat16& lhs, FP rhs) Q_DECL_NOTHROW { lhs = qfloat16(static_cast<FP>(lhs) OP rhs); return lhs; } + inline qfloat16& operator OP_EQ(qfloat16& lhs, FP rhs) Q_DECL_NOTHROW \ + { lhs = qfloat16(float(static_cast<FP>(lhs) OP rhs)); return lhs; } #define QF16_MAKE_ARITH_OP(FP) \ QF16_MAKE_ARITH_OP_FP(FP, +) \ QF16_MAKE_ARITH_OP_FP(FP, -) \ diff --git a/src/corelib/global/qrandom.h b/src/corelib/global/qrandom.h index 2259f2657a..049495d4e8 100644 --- a/src/corelib/global/qrandom.h +++ b/src/corelib/global/qrandom.h @@ -51,9 +51,12 @@ class QRandomGenerator template <typename UInt> using IfValidUInt = typename std::enable_if<std::is_unsigned<UInt>::value && sizeof(UInt) >= sizeof(uint), bool>::type; public: + static QRandomGenerator system() { return {}; } + static QRandomGenerator global() { return {}; } QRandomGenerator() = default; // ### REMOVE BEFORE 5.10 + QRandomGenerator *operator->() { return this; } static quint32 get32() { return generate(); } static quint64 get64() { return generate64(); } static qreal getReal() { return generateDouble(); } @@ -135,13 +138,14 @@ public: static Q_DECL_CONSTEXPR result_type max() { return (std::numeric_limits<result_type>::max)(); } private: - Q_DISABLE_COPY(QRandomGenerator) static Q_CORE_EXPORT void fillRange_helper(void *buffer, void *bufferEnd); }; class QRandomGenerator64 { public: + static QRandomGenerator64 system() { return {}; } + static QRandomGenerator64 global() { return {}; } QRandomGenerator64() = default; static quint64 generate() { return QRandomGenerator::generate64(); } @@ -152,9 +156,6 @@ public: double entropy() const Q_DECL_NOTHROW { return 0.0; } 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)(); } - -private: - Q_DISABLE_COPY(QRandomGenerator64) }; |