diff options
Diffstat (limited to 'qtools/qthread_win32.cpp')
-rw-r--r-- | qtools/qthread_win32.cpp | 158 |
1 files changed, 0 insertions, 158 deletions
diff --git a/qtools/qthread_win32.cpp b/qtools/qthread_win32.cpp deleted file mode 100644 index 2c62e93..0000000 --- a/qtools/qthread_win32.cpp +++ /dev/null @@ -1,158 +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 "qthread.h" -#include "qthread_p.h" - -/************************************************************************** - ** QThreadPrivate - *************************************************************************/ - -QThreadPrivate::QThreadPrivate() : - running(FALSE), finished(FALSE), terminated(FALSE), stackSize(0) -{ - handle = NULL; - waiters = 0; -} - -QThreadPrivate::~QThreadPrivate() -{ -} - -unsigned int __stdcall QThreadPrivate::start(void *arg) -{ - QThread *thr = reinterpret_cast<QThread *>(arg); - thr->started(); - thr->run(); - finish(arg); - return 0; -} - -void QThreadPrivate::finish(void *arg,bool lockAnyway) -{ - QThread *thr = reinterpret_cast<QThread *>(arg); - QThreadPrivate *d = thr->d; - - if (lockAnyway) d->mutex.lock(); - - d->running = FALSE; - d->finished = TRUE; - if (d->terminated) thr->terminated(); - d->terminated = FALSE; - thr->finished(); - - if (!d->waiters) - { - CloseHandle(d->handle); - d->handle = 0; - } - - if (lockAnyway) d->mutex.unlock(); -} - -/************************************************************************** - ** QThread - *************************************************************************/ - -void QThread::start() -{ - QMutexLocker locker(&d->mutex); - - if (d->running) return; - - d->running = TRUE; - d->finished = FALSE; - d->terminated = FALSE; - - d->handle = CreateThread(NULL,d->stackSize, - (LPTHREAD_START_ROUTINE)QThreadPrivate::start,this,0,NULL); - - if (!d->handle) - { - qWarning("QThread::start: Failed to create thread: errno=%d",errno); - d->running = FALSE; - d->finished = TRUE; - return; - } -} - -void QThread::terminate() -{ - QMutexLocker locker(&d->mutex); - if (!d->running) return; - TerminateThread(d->handle, 0); - d->terminated = TRUE; - QThreadPrivate::finish(this); -} - -void QThread::wait() -{ - QMutexLocker locker(&d->mutex); - if (d->finished || !d->running) return; - - ++d->waiters; - locker.mutex()->unlock(); - - WaitForSingleObject(d->handle,INFINITE); - - locker.mutex()->lock(); - --d->waiters; - if (!d->finished) // thread was terminated by someone else - { - d->terminated = TRUE; - QThreadPrivate::finish(this); - } - - if (d->finished && d->waiters) - { - CloseHandle(d->handle); - d->handle = 0; - } -} - -int QThread::idealThreadCount() -{ - SYSTEM_INFO sysinfo; - GetSystemInfo(&sysinfo); - return sysinfo.dwNumberOfProcessors; -} - - |