ngx_atomic.h File Reference

#include <ngx_config.h>
#include <ngx_core.h>

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Macros
#define	NGX_HAVE_ATOMIC_OPS   0
#define	NGX_ATOMIC_T_LEN   (sizeof("-2147483648") - 1)
#define	ngx_memory_barrier()
#define	ngx_cpu_pause()
#define	ngx_trylock(lock)   (*(lock) == 0 && ngx_atomic_cmp_set(lock, 0, 1))
#define	ngx_unlock(lock)   *(lock) = 0

Typedefs
typedef int32_t	ngx_atomic_int_t
typedef uint32_t	ngx_atomic_uint_t
typedef volatile ngx_atomic_uint_t	ngx_atomic_t

Functions
void	ngx_spinlock (ngx_atomic_t *lock, ngx_atomic_int_t value, ngx_uint_t spin)

Macro Definition Documentation

#define NGX_ATOMIC_T_LEN   (sizeof("-2147483648") - 1)

Definition at line 274 of file ngx_atomic.h.

#define ngx_cpu_pause

(

)

Definition at line 302 of file ngx_atomic.h.

#define NGX_HAVE_ATOMIC_OPS   0

Definition at line 269 of file ngx_atomic.h.

#define ngx_memory_barrier

(

)

Definition at line 301 of file ngx_atomic.h.

#define ngx_trylock

(

lock

)

(*(lock) == 0 && ngx_atomic_cmp_set(lock, 0, 1))

Definition at line 309 of file ngx_atomic.h.

#define ngx_unlock

(

lock

)

*(lock) = 0

Definition at line 310 of file ngx_atomic.h.

Typedef Documentation

typedef int32_t ngx_atomic_int_t

Definition at line 271 of file ngx_atomic.h.

typedef volatile ngx_atomic_uint_t ngx_atomic_t

Definition at line 273 of file ngx_atomic.h.

typedef uint32_t ngx_atomic_uint_t

Definition at line 272 of file ngx_atomic.h.

Function Documentation

void ngx_spinlock	(	ngx_atomic_t *	lock,
		ngx_atomic_int_t	value,
		ngx_uint_t	spin
	)

Definition at line 13 of file ngx_spinlock.c.