kc3-lang/libressl/include/compat/pthread.h

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• Hash : a67ba9f4
  Author :
  Date : 2019-04-11T07:28:49
  

  add pthread_mutex* windows compat for libtls
  

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• include/compat/pthread.h

• /*
   * Public domain
   * pthread.h compatibility shim
   */
  
  #ifndef LIBCRYPTOCOMPAT_PTHREAD_H
  #define LIBCRYPTOCOMPAT_PTHREAD_H
  
  #ifdef _WIN32
  
  #include <windows.h>
  
  /*
   * Static once initialization values.
   */
  #define PTHREAD_ONCE_INIT   { INIT_ONCE_STATIC_INIT }
  
  /*
   * Once definitions.
   */
  struct pthread_once {
  	INIT_ONCE once;
  };
  typedef struct pthread_once pthread_once_t;
  
  static inline BOOL CALLBACK
  _pthread_once_win32_cb(PINIT_ONCE once, PVOID param, PVOID *context)
  {
  	void (*cb) (void) = param;
  	cb();
  	return TRUE;
  }
  
  static inline int
  pthread_once(pthread_once_t *once, void (*cb) (void))
  {
  	BOOL rc = InitOnceExecuteOnce(&once->once, _pthread_once_win32_cb, cb, NULL);
  	if (rc == 0)
  		return -1;
  	else
  		return 0;
  }
  
  typedef DWORD pthread_t;
  
  static inline pthread_t
  pthread_self(void)
  {
  	return GetCurrentThreadId();
  }
  
  static inline int
  pthread_equal(pthread_t t1, pthread_t t2)
  {
  	return t1 == t2;
  }
  
  typedef CRITICAL_SECTION pthread_mutex_t;
  typedef void pthread_mutexattr_t;
  
  static inline int
  pthread_mutex_init(pthread_mutex_t *mutex, const pthread_mutexattr_t *attr)
  {
  	InitializeCriticalSection(mutex);
  	return 0;
  }
  
  static inline int
  pthread_mutex_lock(pthread_mutex_t *mutex)
  {
  	EnterCriticalSection(mutex);
  	return 0;
  }
  
  static inline int
  pthread_mutex_unlock(pthread_mutex_t *mutex)
  {
  	LeaveCriticalSection(mutex);
  	return 0;
  }
  
  #else
  #include_next <pthread.h>
  #endif
  
  #endif
  

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