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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (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 qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QMUTEX_P_H
+#define QMUTEX_P_H
+
+//
+// W A R N I N G
+// -------------
+//
+// This file is not part of the Qt API. It exists for the convenience
+// of qmutex.cpp, qmutex_unix.cpp, and qmutex_win.cpp. This header
+// file may change from version to version without notice, or even be
+// removed.
+//
+// We mean it.
+//
+
+#include <QtCore/qglobal.h>
+#include <QtCore/qnamespace.h>
+
+QT_BEGIN_NAMESPACE
+
+class QMutexPrivate {
+public:
+ QMutexPrivate(QMutex::RecursionMode mode);
+ ~QMutexPrivate();
+
+ ulong self();
+ bool wait(int timeout = -1);
+ void wakeUp();
+
+ const bool recursive;
+ QAtomicInt contenders;
+ volatile int lastSpinCount;
+ Qt::HANDLE owner;
+ uint count;
+
+#if defined(Q_OS_UNIX)
+ volatile bool wakeup;
+ pthread_mutex_t mutex;
+ pthread_cond_t cond;
+#elif defined(Q_OS_WIN32) || defined(Q_OS_WINCE)
+ HANDLE event;
+#endif
+};
+
+QT_END_NAMESPACE
+
+#endif // QMUTEX_P_H