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diff --git a/qtools/qthread_win32.cpp b/qtools/qthread_win32.cpp
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+/****************************************************************************
+**
+** 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;
+}
+
+