---

Mutex.h

/*
 * $Id: Mutex.h,v 1.10 2003/07/23 16:41:58 mindstorm2600 Exp $
 */
 /*
 * $Log: Mutex.h,v $
 * Revision 1.10  2003/07/23 16:41:58  mindstorm2600
 * The mutex member is now public, at least temporarily
 *
 * Revision 1.9  2003/06/30 00:18:06  mindstorm2600
 * Fixing some documentation warnings
 *
 * Revision 1.8  2003/06/23 03:27:32  mindstorm2600
 * Some comments got modified
 *
 * Revision 1.7  2003/06/20 16:40:21  mindstorm2600
 * Now is under a new interface, Threading
 *
 * Revision 1.6  2003/06/12 20:22:02  mindstorm2600
 * Adding support for ERRORCHECKING threads on Linux
 *
 * Revision 1.5  2003/06/12 13:41:46  mindstorm2600
 * Now we implement support for native POSIX threads libraries on unix based OSes
 *
 * Revision 1.4  2002/08/10 17:06:26  mindstorm2600
 * Increasing windows portability
 *
 * Revision 1.3  2002/07/08 04:58:12  mindstorm2600
 * Adding every class to the clawsoft namespace
 *
 * Revision 1.2  2002/07/06 04:47:44  mindstorm2600
 * Adding more documentation
 *
 * Revision 1.1  2002/07/06 03:31:27  mindstorm2600
 * Filenames and classnames changed succesfully
 *
 * Revision 1.5  2002/07/02 02:55:23  mindstorm2600
 * Fixing a few documentation discrepancies
 *
 * Revision 1.4  2002/07/01 04:15:33  mindstorm2600
 * Adding an appropiated destructor and the requested exceptions
 *
 * Revision 1.3  2002/07/01 03:37:48  mindstorm2600
 * Adding more thread abstraction, now using SDL's threads interface
 *
 * Revision 1.2  2002/06/26 05:48:30  mindstorm2600
 * cambie el nombre de la clase
 *
 * Revision 1.1  2002/06/26 05:45:50  mindstorm2600
 * These are the thread synchronization classes
 *
 */
#ifndef ___MUTEX_H__
#define ___MUTEX_H__

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

#include<Exception.h>
#include<Threading.h>
namespace clawsoft{


        class Mutex:public Threading{
         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);
          ~Mutex(){
                  destroy();
          }
        
          void init();
        
          void lock();
        
          void unlock();
        };

};

#endif

Authors:

Juan V. Guerrero
Jannette C. Mejia
Juan C. Guevara

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