SimMutex.cpp

#include "Headers.h"
#include "SimMutex.h"
#include "ExceptionMutex.h"

CSimMutex::CSimMutex()
{
#ifdef WIN32
    InitializeCriticalSection(&this->mutex);
#elif POSIX
    if(pthread_mutex_init(&this->mutex, NULL)) throw CExceptionMutex("initialize mutex failed", __FILE__, __LINE__);
#endif
}

CSimMutex::~CSimMutex()
{
#ifdef WIN32
    DeleteCriticalSection(&this->mutex);
#elif POSIX
    if(pthread_mutex_destroy(&this->mutex)) throw CExceptionMutex("destroy mutex failed", __FILE__, __LINE__);
#endif
}

void CSimMutex::Lock()
{
#ifdef WIN32
    EnterCriticalSection(&this->mutex);
#elif POSIX
    if(pthread_mutex_lock(&this->mutex)) throw CExceptionMutex("lock mutex failed", __FILE__, __LINE__);
#endif
}

void CSimMutex::Unlock()
{
#ifdef WIN32
    LeaveCriticalSection(&this->mutex);
#elif POSIX
    if(pthread_mutex_unlock(&this->mutex)) throw CExceptionMutex("unlock mutex failed", __FILE__, __LINE__);
#endif
}

bool CSimMutex::TryLock()
{
#ifdef WIN32
    return TryEnterCriticalSection(&this->mutex) != 0;
#elif POSIX
    return pthread_mutex_trylock(&this->mutex) == 0;
#endif
}