Mutex.h

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/*
 * $Id: Mutex.h 562 2007-12-02 08:04:16Z mindstorm2600 $
 *
 * X-VR2 
 * 
 * Copyright (C) Juan V. Guerrero 2007
 * 
 * Juan V. Guerrero <mindstorm2600@users.sourceforge.net>
 * 
 * This program is free software, distributed under the terms of
 * the GNU General Public License Version 2. See the LICENSE file
 * at the top of the source tree.
 */
#ifndef __XVR2_MUTEX_H__
#define __XVR2_MUTEX_H__

#ifdef USE_GNUPTH
#include<pth.h>
#else
#ifdef USE_SDL
#include<xvr2/SDL.h>
#else
#include<pthread.h>
#endif
#endif

#include<xvr2/Threading.h>
#include<xvr2/CoreExceptions.h>
namespace xvr2{

        class Mutex:public Object{
         private:
          void destroy();
         public:
#ifdef USE_GNUPTH
          pth_mutex_t mutex;
#else
#ifdef USE_SDL
            SDL_mutex *mutex;
#else
            pthread_mutex_t mutex;
            pthread_mutexattr_t m_attr;
#endif
        #endif

          Mutex(int autoinit = 1);
          virtual ~Mutex();     
          void init();
          void lock();
          void trylock();
          void unlock();
        };

        class MutexAlreadyLocked : public MutexException {
                public:
                        MutexAlreadyLocked();
        };
}

#endif

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