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Libc-1439.100.3.tar.gz
[apple/libc.git] / fbsdcompat / spinlock.h
index 4fc09017f6a52236919670b18baeee603f6c5abc..b3417cebbc690ee8ed0bc71bac6b251ae2f482a0 100644 (file)
 #ifndef _SPINLOCK_H_
 #define _SPINLOCK_H_
 #ifdef __APPLE__
-#include <pthread_spinlock.h>
+#include <os/lock.h>
 
-typedef pthread_lock_t spinlock_t;
+typedef os_unfair_lock spinlock_t;
 
-#define        _SPINLOCK_INITIALIZER   LOCK_INITIALIZER
+#define        _SPINLOCK_INITIALIZER   OS_UNFAIR_LOCK_INIT
 
 #define        _SPINLOCK(_lck)                                                 \
     do {                                                               \
-       _DO_SPINLOCK_LOCK(_lck);                                        \
+       os_unfair_lock_lock(_lck);                                      \
     } while (0)
 
 #define _SPINUNLOCK(_lck)                                              \
     do {                                                               \
-       _DO_SPINLOCK_UNLOCK(_lck);                                      \
+       os_unfair_lock_unlock(_lck);                                    \
     } while (0)
 
 #else /* ! __APPLE__ */