src/egl/main/eglmutex.h

   1 #ifndef EGLMUTEX_INCLUDED
   2 #define EGLMUTEX_INCLUDED
   3
   4 #include "eglcompiler.h"
   5
   6 #ifdef PTHREADS
   7 #include <pthread.h>
   8
   9 typedef pthread_mutex_t _EGLMutex;
  10
  11 static INLINE void _eglInitMutex(_EGLMutex *m)
  12 {
  13    pthread_mutex_init(m, NULL);
  14 }
  15
  16 static INLINE void
  17 _eglDestroyMutex(_EGLMutex *m)
  18 {
  19    pthread_mutex_destroy(m);
  20 }
  21
  22 static INLINE void
  23 _eglLockMutex(_EGLMutex *m)
  24 {
  25    pthread_mutex_lock(m);
  26 }
  27
  28 static INLINE void
  29 _eglUnlockMutex(_EGLMutex *m)
  30 {
  31    pthread_mutex_unlock(m);
  32 }
  33
  34 #define _EGL_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
  35 #define _EGL_DECLARE_MUTEX(m) \
  36    _EGLMutex m = _EGL_MUTEX_INITIALIZER
  37
  38 #else
  39
  40 typedef int _EGLMutex;
  41 static INLINE void _eglInitMutex(_EGLMutex *m) { (void) m; }
  42 static INLINE void _eglDestroyMutex(_EGLMutex *m) { (void) m; }
  43 static INLINE void _eglLockMutex(_EGLMutex *m) { (void) m; }
  44 static INLINE void _eglUnlockMutex(_EGLMutex *m) { (void) m; }
  45
  46 #define _EGL_MUTEX_INITIALIZER 0
  47 #define _EGL_DECLARE_MUTEX(m) \
  48    _EGLMutex m = _EGL_MUTEX_INITIALIZER
  49
  50 #endif
  51
  52 #endif /* EGLMUTEX_INCLUDED */