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copied!<p>following is some encapsulation pthread mutex into windows style CRITICAL_SECTION</p> <pre><code>typedef struct tagCRITICAL_SECTION { pthread_mutex_t _mutex; pthread_mutexattr_t _mutexattr; } CRITICAL_SECTION, *LPCRITICAL_SECTION; static inline VOID InitializeCriticalSection(LPCRITICAL_SECTION lpCriticalSection) { // printf("[init] %0x\n", (UINT)lpCriticalSection); int ret; ret = pthread_mutexattr_init(&(lpCriticalSection->_mutexattr)); assert(ret==0); #if defined (__APPLE__) || defined(__linux__) pthread_mutexattr_settype(&lpCriticalSection->_mutexattr, PTHREAD_MUTEX_RECURSIVE); #elif ANDROID // Do nothing #else lpCriticalSection->_mutexattr.__mutexkind = PTHREAD_MUTEX_RECURSIVE_NP; #endif ret = pthread_mutex_init(&(lpCriticalSection->_mutex), &(lpCriticalSection->_mutexattr)); assert(ret==0); } static inline VOID DeleteCriticalSection (LPCRITICAL_SECTION lpCriticalSection) { int ret; ret = pthread_mutex_destroy (&(lpCriticalSection->_mutex)); assert(ret==0); ret = pthread_mutexattr_destroy(&(lpCriticalSection->_mutexattr)); assert(ret==0); } static inline VOID EnterCriticalSection (LPCRITICAL_SECTION lpCriticalSection) { int ret; ret = pthread_mutex_lock(&(lpCriticalSection)->_mutex); assert(ret==0); } static inline BOOL TryEnterCriticalSection (LPCRITICAL_SECTION lpCriticalSection) { int ret; ret = pthread_mutex_trylock(&(lpCriticalSection)->_mutex); return ret == 0; } static inline VOID LeaveCriticalSection (LPCRITICAL_SECTION lpCriticalSection) { int ret; ret = pthread_mutex_unlock(&(lpCriticalSection->_mutex)); // ret==1 means mutex is owned by another thread! } </code></pre>

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