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view src/os/unix/ngx_thread.h @ 270:7bb9562216ce
nginx-0.0.2-2004-02-25-23:16:15 import
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Wed, 25 Feb 2004 20:16:15 +0000 |
parents | 83205e0b5522 |
children | e16dfb9b9afa |
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#ifndef _NGX_THREAD_H_INCLUDED_ #define _NGX_THREAD_H_INCLUDED_ #include <ngx_config.h> #include <ngx_core.h> #if (NGX_THREADS) #if (NGX_USE_RFORK) #include <sys/ipc.h> #include <sys/sem.h> #include <sched.h> typedef pid_t ngx_tid_t; #define TID_T_FMT PID_T_FMT #define ngx_log_tid 0 #undef ngx_log_pid #define ngx_log_pid ngx_thread_self() #define NGX_MUTEX_LIGHT 1 #define NGX_MUTEX_CV 2 #define NGX_MUTEX_LOCK_BUSY 0x80000000 typedef volatile struct { ngx_atomic_t lock; ngx_log_t *log; int semid; } ngx_mutex_t; #else /* use pthreads */ #include <pthread.h> typedef pthread_t ngx_tid_t; #define ngx_log_tid ngx_thread_self() #endif ngx_int_t ngx_init_threads(int n, size_t size, ngx_cycle_t *cycle); int ngx_create_thread(ngx_tid_t *tid, int (*func)(void *arg), void *arg, ngx_log_t *log); ngx_tid_t ngx_thread_self(); ngx_mutex_t *ngx_mutex_init(ngx_log_t *log, uint flags); void ngx_mutex_done(ngx_mutex_t *m); #define ngx_mutex_trylock(m) ngx_mutex_do_lock(m, 1) #define ngx_mutex_lock(m) ngx_mutex_do_lock(m, 0) ngx_int_t ngx_mutex_do_lock(ngx_mutex_t *m, ngx_int_t try); ngx_int_t ngx_mutex_unlock(ngx_mutex_t *m); #else /* !NGX_THREADS */ #define ngx_log_tid 0 #define TID_T_FMT "%d" #define ngx_mutex_lock(m) #define ngx_mutex_unlock(m) #endif #endif /* _NGX_THREAD_H_INCLUDED_ */