mutex.h

#ifndef MUTEX_HEADER_
#define MUTEX_HEADER_ 

#ifdef _MSC_VER
#include <windows.h>
#else
#include <pthread.h>
#endif

#include <stdlib.h>

namespace PCM_Util {

    class Mutex {

#ifdef _MSC_VER
        HANDLE mutex_;
#else
        pthread_mutex_t mutex_;
#endif
    public:
        Mutex() {
#ifdef _MSC_VER
            mutex_ = CreateMutex(NULL, FALSE, NULL);
#else
            pthread_mutex_init(&mutex_, NULL);
#endif
        }
        virtual ~Mutex() {
#ifdef _MSC_VER
            CloseHandle(mutex_);
#else
            pthread_mutex_destroy(&mutex_);
#endif
        }

        void lock() {
#ifdef _MSC_VER
            WaitForSingleObject(mutex_, INFINITE);
#else
            pthread_mutex_lock(&mutex_);
#endif
        }
        void unlock() {
#ifdef _MSC_VER
            ReleaseMutex(mutex_);
#else
            pthread_mutex_unlock(&mutex_);
#endif
        }
    };

};

#endif