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Diffstat (limited to 'qtinterface/qt4/Qt/qmutex.h')
| -rw-r--r-- | qtinterface/qt4/Qt/qmutex.h | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/qtinterface/qt4/Qt/qmutex.h b/qtinterface/qt4/Qt/qmutex.h deleted file mode 100644 index 8b5663f..0000000 --- a/qtinterface/qt4/Qt/qmutex.h +++ /dev/null @@ -1,193 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies). -** All rights reserved. -** Contact: Nokia Corporation ([email protected]) -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** Commercial Usage -** Licensees holding valid Qt Commercial licenses may use this file in -** accordance with the Qt Commercial License Agreement provided with the -** Software or, alternatively, in accordance with the terms contained in -** a written agreement between you and Nokia. -** -** GNU Lesser General Public License Usage -** Alternatively, this file may be used under the terms of the GNU Lesser -** General Public License version 2.1 as published by the Free Software -** Foundation and appearing in the file LICENSE.LGPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU Lesser General Public License version 2.1 requirements -** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html. -** -** In addition, as a special exception, Nokia gives you certain additional -** rights. These rights are described in the Nokia Qt LGPL Exception -** version 1.1, included in the file LGPL_EXCEPTION.txt in this package. -** -** GNU General Public License Usage -** Alternatively, this file may be used under the terms of the GNU -** General Public License version 3.0 as published by the Free Software -** Foundation and appearing in the file LICENSE.GPL included in the -** packaging of this file. Please review the following information to -** ensure the GNU General Public License version 3.0 requirements will be -** met: http://www.gnu.org/copyleft/gpl.html. -** -** If you have questions regarding the use of this file, please contact -** Nokia at [email protected]. -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QMUTEX_H -#define QMUTEX_H - -#include <QtCore/qglobal.h> -#include <new> - -QT_BEGIN_HEADER - -QT_BEGIN_NAMESPACE - -QT_MODULE(Core) - -#ifndef QT_NO_THREAD - -class QMutexPrivate; - -class Q_CORE_EXPORT QMutex -{ - friend class QWaitCondition; - friend class QWaitConditionPrivate; - -public: - enum RecursionMode { NonRecursive, Recursive }; - - explicit QMutex(RecursionMode mode = NonRecursive); - ~QMutex(); - - void lock(); - bool tryLock(); - bool tryLock(int timeout); - void unlock(); - -#if defined(QT3_SUPPORT) - inline QT3_SUPPORT bool locked() - { - if (!tryLock()) - return true; - unlock(); - return false; - } - inline QT3_SUPPORT_CONSTRUCTOR QMutex(bool recursive) - { - new (this) QMutex(recursive ? Recursive : NonRecursive); - } -#endif - -private: - Q_DISABLE_COPY(QMutex) - - QMutexPrivate *d; -}; - -class Q_CORE_EXPORT QMutexLocker -{ -public: - inline explicit QMutexLocker(QMutex *m) - : mtx(m) - { - Q_ASSERT_X((val & quintptr(1u)) == quintptr(0), - "QMutexLocker", "QMutex pointer is misaligned"); - relock(); - } - inline ~QMutexLocker() { unlock(); } - - inline void unlock() - { - if (mtx) { - if ((val & quintptr(1u)) == quintptr(1u)) { - val &= ~quintptr(1u); - mtx->unlock(); - } - } - } - - inline void relock() - { - if (mtx) { - if ((val & quintptr(1u)) == quintptr(0u)) { - mtx->lock(); - val |= quintptr(1u); - } - } - } - -#if defined(Q_CC_MSVC) -#pragma warning( push ) -#pragma warning( disable : 4312 ) // ignoring the warning from /Wp64 -#endif - - inline QMutex *mutex() const - { - return reinterpret_cast<QMutex *>(val & ~quintptr(1u)); - } - -#if defined(Q_CC_MSVC) -#pragma warning( pop ) -#endif - -private: - Q_DISABLE_COPY(QMutexLocker) - - union { - QMutex *mtx; - quintptr val; - }; -}; - -#else // QT_NO_THREAD - - -class Q_CORE_EXPORT QMutex -{ -public: - enum RecursionMode { NonRecursive, Recursive }; - - inline explicit QMutex(RecursionMode mode = NonRecursive) { Q_UNUSED(mode); } - inline ~QMutex() {} - - static inline void lock() {} - static inline bool tryLock() { return true; } - static inline bool tryLock(int timeout) { Q_UNUSED(timeout); return true; } - static void unlock() {} - -#if defined(QT3_SUPPORT) - static inline QT3_SUPPORT bool locked() { return false; } -#endif - -private: - Q_DISABLE_COPY(QMutex) -}; - -class Q_CORE_EXPORT QMutexLocker -{ -public: - inline explicit QMutexLocker(QMutex *) {} - inline ~QMutexLocker() {} - - static inline void unlock() {} - static void relock() {} - static inline QMutex *mutex() { return 0; } - -private: - Q_DISABLE_COPY(QMutexLocker) -}; - -#endif // QT_NO_THREAD - -QT_END_NAMESPACE - -QT_END_HEADER - -#endif // QMUTEX_H |