diff options
Diffstat (limited to 'app/nginx/src/os/win32/ngx_atomic.h')
| -rw-r--r-- | app/nginx/src/os/win32/ngx_atomic.h | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/app/nginx/src/os/win32/ngx_atomic.h b/app/nginx/src/os/win32/ngx_atomic.h deleted file mode 100644 index 113f561..0000000 --- a/app/nginx/src/os/win32/ngx_atomic.h +++ /dev/null @@ -1,69 +0,0 @@ - -/* - * Copyright (C) Igor Sysoev - * Copyright (C) Nginx, Inc. - */ - - -#ifndef _NGX_ATOMIC_H_INCLUDED_ -#define _NGX_ATOMIC_H_INCLUDED_ - - -#include <ngx_config.h> -#include <ngx_core.h> - - -#define NGX_HAVE_ATOMIC_OPS 1 - -typedef int32_t ngx_atomic_int_t; -typedef uint32_t ngx_atomic_uint_t; -typedef volatile ngx_atomic_uint_t ngx_atomic_t; -#define NGX_ATOMIC_T_LEN (sizeof("-2147483648") - 1) - - -#if defined( __WATCOMC__ ) || defined( __BORLANDC__ ) || defined(__GNUC__) \ - || ( _MSC_VER >= 1300 ) - -/* the new SDK headers */ - -#define ngx_atomic_cmp_set(lock, old, set) \ - ((ngx_atomic_uint_t) InterlockedCompareExchange((long *) lock, set, old) \ - == old) - -#else - -/* the old MS VC6.0SP2 SDK headers */ - -#define ngx_atomic_cmp_set(lock, old, set) \ - (InterlockedCompareExchange((void **) lock, (void *) set, (void *) old) \ - == (void *) old) - -#endif - - -#define ngx_atomic_fetch_add(p, add) InterlockedExchangeAdd((long *) p, add) - - -#define ngx_memory_barrier() - - -#if defined( __BORLANDC__ ) || ( __WATCOMC__ < 1230 ) - -/* - * Borland C++ 5.5 (tasm32) and Open Watcom C prior to 1.3 - * do not understand the "pause" instruction - */ - -#define ngx_cpu_pause() -#else -#define ngx_cpu_pause() __asm { pause } -#endif - - -void ngx_spinlock(ngx_atomic_t *lock, ngx_atomic_int_t value, ngx_uint_t spin); - -#define ngx_trylock(lock) (*(lock) == 0 && ngx_atomic_cmp_set(lock, 0, 1)) -#define ngx_unlock(lock) *(lock) = 0 - - -#endif /* _NGX_ATOMIC_H_INCLUDED_ */ |