Mercurial > hg > nginx
diff src/os/unix/ngx_atomic.h @ 435:5cdc4838d4e8
nginx-0.0.11-2004-09-22-20:18:21 import
| author | Igor Sysoev <igor@sysoev.ru> |
|---|---|
| date | Wed, 22 Sep 2004 16:18:21 +0000 |
| parents | 9a97dcdd2421 |
| children | da8c5707af39 |
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--- a/src/os/unix/ngx_atomic.h +++ b/src/os/unix/ngx_atomic.h @@ -8,6 +8,8 @@ #if ( __i386__ || __amd64__ ) +#define NGX_HAVE_ATOMIC_OPS 1 + typedef volatile uint32_t ngx_atomic_t; #if (NGX_SMP) @@ -33,6 +35,8 @@ static ngx_inline uint32_t ngx_atomic_in } +#if 0 + static ngx_inline uint32_t ngx_atomic_dec(ngx_atomic_t *value) { uint32_t old; @@ -48,6 +52,8 @@ static ngx_inline uint32_t ngx_atomic_de return old; } +#endif + static ngx_inline uint32_t ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_t old, @@ -70,6 +76,8 @@ static ngx_inline uint32_t ngx_atomic_cm #elif ( __sparc__ ) +#define NGX_HAVE_ATOMIC_OPS 1 + typedef volatile uint32_t ngx_atomic_t; @@ -99,11 +107,6 @@ static ngx_inline uint32_t ngx_atomic_in } -/* STUB */ -#define ngx_atomic_dec(x) (*(x))--; -/**/ - - static ngx_inline uint32_t ngx_atomic_cmp_set(ngx_atomic_t *lock, ngx_atomic_t old, ngx_atomic_t set) @@ -121,13 +124,18 @@ static ngx_inline uint32_t ngx_atomic_cm #else +#define NGX_HAVE_ATOMIC_OPS 0 + typedef volatile uint32_t ngx_atomic_t; -/* STUB */ -#define ngx_atomic_inc(x) ++(*(x)); -#define ngx_atomic_dec(x) --(*(x)); -#define ngx_atomic_cmp_set(lock, old, set) 1 -/**/ +#define ngx_atomic_inc(x) ++(*(x)); + +static ngx_inline uint32_t ngx_atomic_cmp_set(ngx_atomic_t *lock, + ngx_atomic_t old, + ngx_atomic_t set) +{ + return 1; +} #endif