/******************************************************************************
 *
 * Purpose:  Interface. PCIDSK Mutex Class.
 * 
 ******************************************************************************
 * Copyright (c) 2009
 * PCI Geomatics, 50 West Wilmot Street, Richmond Hill, Ont, Canada
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included
 * in all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 ****************************************************************************/
#ifndef INCLUDE_PCIDSK_MUTEX_H
#define INCLUDE_PCIDSK_MUTEX_H

#include "pcidsk_config.h"

namespace PCIDSK
{
/************************************************************************/
/*                                Mutex                                 */
/************************************************************************/

    class Mutex
    {
    public:
        virtual ~Mutex() {}

        virtual int  Acquire() = 0;
        virtual int  Release() = 0;
    };

    Mutex PCIDSK_DLL *DefaultCreateMutex(void);    
} // end namespace PCIDSK

#endif // INCLUDE_PCIDSK_MUTEX_H
