# include <mach/semaphore.h>
typedef semaphore_t MonoSemType;
# define MONO_SEM_INIT(addr,value) semaphore_create (current_task (), (addr), SYNC_POLICY_FIFO, (value))
-# define MONO_SEM_WAIT(sem) mono_sem_wait ((sem))
-# define MONO_SEM_POST(sem) mono_sem_post ((sem))
# define MONO_SEM_DESTROY(sem) semaphore_destroy (current_task (), *(sem))
# else
typedef sem_t MonoSemType;
# define MONO_SEM_INIT(addr,value) sem_init ((addr), 0, (value))
-# define MONO_SEM_WAIT(sem) mono_sem_wait ((sem))
-# define MONO_SEM_POST(sem) mono_sem_post ((sem))
# define MONO_SEM_DESTROY(sem) sem_destroy ((sem))
# endif
-#elif defined(HOST_WIN32) || defined(_WAPI_SEMAPHORES_H)
+#else
# define MONO_HAS_SEMAPHORES
typedef HANDLE MonoSemType;
# define MONO_SEM_INIT(addr,initial) do {*(addr) = CreateSemaphore ( NULL,(initial),0x7FFFFFFF,NULL);} while(0)
-# define MONO_SEM_WAIT(sem) mono_sem_wait (sem)
-# define MONO_SEM_POST(sem) mono_sem_post (sem)
# define MONO_SEM_DESTROY(sem) CloseHandle (*(sem))
#endif
-#define MONO_SEM_TIMEDWAIT(sem, timeout_ms) mono_sem_timedwait ((sem), (timeout_ms))
+#define MONO_SEM_WAIT(sem) MONO_SEM_WAIT_ALERTABLE(sem, FALSE)
+#define MONO_SEM_WAIT_ALERTABLE(sem,alertable) mono_sem_wait ((sem), alertable)
+#define MONO_SEM_POST(sem) mono_sem_post ((sem))
+#define MONO_SEM_TIMEDWAIT(sem, timeout_ms) MONO_SEM_TIMEDWAIT_ALERTABLE(sem, timeout_ms, FALSE)
+#define MONO_SEM_TIMEDWAIT_ALERTABLE(sem, timeout_ms, alertable) mono_sem_timedwait ((sem), (timeout_ms), alertable)
G_BEGIN_DECLS
-int mono_sem_wait (MonoSemType *sem);
-int mono_sem_timedwait (MonoSemType *sem, guint32 timeout_ms);
+int mono_sem_wait (MonoSemType *sem, gboolean alertable);
+int mono_sem_timedwait (MonoSemType *sem, guint32 timeout_ms, gboolean alertable);
int mono_sem_post (MonoSemType *sem);
G_END_DECLS