Mercurial > hg > nginx
diff src/os/unix/ngx_atomic.h @ 373:018569a8f09c
nginx-0.0.7-2004-06-30-19:30:41 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Wed, 30 Jun 2004 15:30:41 +0000 |
parents | src/core/ngx_atomic.h@780e93985b93 |
children | bd39260a1383 |
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copy from src/core/ngx_atomic.h copy to src/os/unix/ngx_atomic.h --- a/src/core/ngx_atomic.h +++ b/src/os/unix/ngx_atomic.h @@ -68,24 +68,6 @@ static ngx_inline uint32_t ngx_atomic_cm } -#elif (WIN32) - -#define ngx_atomic_inc(p) InterlockedIncrement((long *) p) -#define ngx_atomic_dec(p) InterlockedDecrement((long *) p) - -#if defined(__WATCOMC__) || defined(__BORLANDC__) - -#define ngx_atomic_cmp_set(lock, old, set) \ - (InterlockedCompareExchange((long *) lock, set, old) == old) - -#else - -#define ngx_atomic_cmp_set(lock, old, set) \ - (InterlockedCompareExchange((void **) lock, (void *) set, (void *) old) \ - == (void *) old) - -#endif - #else typedef volatile uint32_t ngx_atomic_t; @@ -99,6 +81,8 @@ typedef volatile uint32_t ngx_atomic_t; #endif +void ngx_spinlock(ngx_atomic_t *lock, ngx_uint_t spin); + #define ngx_trylock(lock) (*(lock) == 0 && ngx_atomic_cmp_set(lock, 0, 1)) #define ngx_unlock(lock) *(lock) = 0