diff -r 000000000000 -r 1918ee327afb src/corelib/thread/qwaitcondition.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/corelib/thread/qwaitcondition.h	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,105 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** 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 Technology Preview License Agreement accompanying
+** this package.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QWAITCONDITION_H
+#define QWAITCONDITION_H
+
+#include <QtCore/qglobal.h>
+
+#include <limits.h>
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(Core)
+
+#ifndef QT_NO_THREAD
+
+class QWaitConditionPrivate;
+class QMutex;
+class QReadWriteLock;
+
+class Q_CORE_EXPORT QWaitCondition
+{
+public:
+    QWaitCondition();
+    ~QWaitCondition();
+
+    bool wait(QMutex *mutex, unsigned long time = ULONG_MAX);
+    bool wait(QReadWriteLock *readWriteLock, unsigned long time = ULONG_MAX);
+
+    void wakeOne();
+    void wakeAll();
+
+private:
+    Q_DISABLE_COPY(QWaitCondition)
+
+    QWaitConditionPrivate * d;
+};
+
+#else
+
+class QMutex;
+class Q_CORE_EXPORT QWaitCondition
+{
+public:
+    QWaitCondition() {}
+    ~QWaitCondition() {}
+
+    bool wait(QMutex *mutex, unsigned long time = ULONG_MAX)
+    {
+	Q_UNUSED(mutex);
+	Q_UNUSED(time);
+	return true;
+    }
+
+    void wakeOne() {}
+    void wakeAll() {}
+};
+
+#endif // QT_NO_THREAD
+
+QT_END_NAMESPACE
+
+QT_END_HEADER
+
+#endif // QWAITCONDITION_H