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Diffstat (limited to 'qtools/qmutex_p.h')
-rw-r--r-- | qtools/qmutex_p.h | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/qtools/qmutex_p.h b/qtools/qmutex_p.h deleted file mode 100644 index a47b407..0000000 --- a/qtools/qmutex_p.h +++ /dev/null @@ -1,90 +0,0 @@ -/**************************************************************************** -** -** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies). -** Contact: Nokia Corporation (qt-info@nokia.com) -** -** This file is part of the QtCore module of the Qt Toolkit. -** -** $QT_BEGIN_LICENSE:LGPL$ -** No Commercial Usage -** This file contains pre-release code and may not be distributed. -** You may use this file in accordance with the terms and conditions -** contained in the either Technology Preview License Agreement or the -** Beta Release License Agreement. -** -** 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 1.0, 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 are unsure which license is appropriate for your use, please -** contact the sales department at http://www.qtsoftware.com/contact. -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#ifndef QMUTEX_P_H -#define QMUTEX_P_H - -#include "qglobal.h" - -#if defined(_OS_UNIX_) || defined(_OS_MAC_) -#include <pthread.h> -#elif defined(_OS_WIN32_) -#include <windows.h> -#endif - -class QAtomicInt -{ - public: - QAtomicInt(int v=0) : m_value(v) {} - bool testAndSet(int expectedValue,int newValue); - int fetchAndAdd(int valueToAdd); - operator int () const { return m_value; } - bool operator==(int value) const { return m_value == value; } - bool operator!=(int value) const { return m_value != value; } - bool operator!() const { return m_value == 0; } - - private: - volatile int m_value; -}; - -class QMutexPrivate -{ -public: - QMutexPrivate(); - ~QMutexPrivate(); - - void wait(); - void wakeUp(); - - QAtomicInt contenders; - -#if defined(_OS_UNIX_) || defined(_OS_MAC_) - volatile bool wakeup; - pthread_mutex_t mutex; - pthread_cond_t cond; -#elif defined(_OS_WIN32_) - HANDLE event; -#else -#error "unsupported platform" -#endif -}; - -#endif // QMUTEX_P_H |