diff options
Diffstat (limited to 'qtools/qmutex_win32.cpp')
| -rw-r--r-- | qtools/qmutex_win32.cpp | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/qtools/qmutex_win32.cpp b/qtools/qmutex_win32.cpp deleted file mode 100644 index 2d662ea..0000000 --- a/qtools/qmutex_win32.cpp +++ /dev/null @@ -1,108 +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. -** $QT_END_LICENSE$ -** -****************************************************************************/ - -#include <windows.h> - -#include "qmutex.h" -#include "qmutex_p.h" - -QMutexPrivate::QMutexPrivate() - : contenders(0) -{ - event = CreateEvent(0, FALSE, FALSE, 0); - if (!event) - qWarning("QMutexPrivate::QMutexPrivate: Cannot create event"); -} - -QMutexPrivate::~QMutexPrivate() -{ - CloseHandle(event); -} - -void QMutexPrivate::wait() -{ - WaitForSingleObject(event, INFINITE); -} - -void QMutexPrivate::wakeUp() -{ - SetEvent(event); -} - -//---------------------------------------------------------------------- - -class QCriticalSection -{ - public: - QCriticalSection() { InitializeCriticalSection(§ion); } - ~QCriticalSection() { DeleteCriticalSection(§ion); } - void lock() { EnterCriticalSection(§ion); } - void unlock() { LeaveCriticalSection(§ion); } - - private: - CRITICAL_SECTION section; -}; - -static QCriticalSection qAtomicCriticalSection; - -bool QAtomicInt::testAndSet(int expectedValue,int newValue) -{ - bool returnValue = false; - qAtomicCriticalSection.lock(); - if (m_value == expectedValue) - { - m_value = newValue; - returnValue = true; - } - qAtomicCriticalSection.unlock(); - return returnValue; -} - -int QAtomicInt::fetchAndAdd(int valueToAdd) -{ - int returnValue; - qAtomicCriticalSection.lock(); - returnValue = m_value; - m_value += valueToAdd; - qAtomicCriticalSection.unlock(); - return returnValue; -} - |