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82 lines
2.4 KiB
82 lines
2.4 KiB
/****************************************************************************
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**
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** Definition of QSemaphore class
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**
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** Created : 931107
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**
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** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
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**
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** This file is part of the tools module of the Qt GUI Toolkit.
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**
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** This file may be used under the terms of the GNU General
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** Public License versions 2.0 or 3.0 as published by the Free
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** Software Foundation and appearing in the files LICENSE.GPL2
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** and LICENSE.GPL3 included in the packaging of this file.
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** Alternatively you may (at your option) use any later version
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** of the GNU General Public License if such license has been
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** publicly approved by Trolltech ASA (or its successors, if any)
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** and the KDE Free Qt Foundation.
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**
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** Please review the following information to ensure GNU General
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** Public Licensing requirements will be met:
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** http://trolltech.com/products/qt/licenses/licensing/opensource/.
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** If you are unsure which license is appropriate for your use, please
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** review the following information:
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** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
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** or contact the sales department at sales@trolltech.com.
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**
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** This file may be used under the terms of the Q Public License as
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** defined by Trolltech ASA and appearing in the file LICENSE.QPL
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** included in the packaging of this file. Licensees holding valid Qt
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** Commercial licenses may use this file in accordance with the Qt
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** Commercial License Agreement provided with the Software.
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**
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** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
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** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
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** herein.
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**
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**********************************************************************/
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#ifndef QSEMAPHORE_H
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#define QSEMAPHORE_H
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#ifndef QT_H
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#include "qglobal.h"
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#endif // QT_H
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#if defined(TQT_THREAD_SUPPORT)
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class QSemaphorePrivate;
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class Q_EXPORT QSemaphore
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{
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public:
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QSemaphore( int );
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virtual ~QSemaphore();
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int available() const;
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int total() const;
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// postfix operators
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int operator++(int);
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int operator--(int);
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int operator+=(int);
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int operator-=(int);
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bool tryAccess(int);
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private:
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QSemaphorePrivate *d;
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#if defined(Q_DISABLE_COPY)
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QSemaphore(const QSemaphore &);
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QSemaphore &operator=(const QSemaphore &);
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#endif
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};
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#endif
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#endif
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