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/*
* Copyright (C) Igor Sysoev
* Copyright (C) Nginx, Inc.
*/
#ifndef _NGX_THREAD_H_INCLUDED_
#define _NGX_THREAD_H_INCLUDED_
#include <ngx_config.h>
#include <ngx_core.h>
#if (NGX_THREADS)
#include <pthread.h>
typedef pthread_mutex_t ngx_thread_mutex_t;
ngx_int_t ngx_thread_mutex_create(ngx_thread_mutex_t *mtx, ngx_log_t *log);
ngx_int_t ngx_thread_mutex_destroy(ngx_thread_mutex_t *mtx, ngx_log_t *log);
ngx_int_t ngx_thread_mutex_lock(ngx_thread_mutex_t *mtx, ngx_log_t *log);
ngx_int_t ngx_thread_mutex_unlock(ngx_thread_mutex_t *mtx, ngx_log_t *log);
typedef pthread_cond_t ngx_thread_cond_t;
ngx_int_t ngx_thread_cond_create(ngx_thread_cond_t *cond, ngx_log_t *log);
ngx_int_t ngx_thread_cond_destroy(ngx_thread_cond_t *cond, ngx_log_t *log);
ngx_int_t ngx_thread_cond_signal(ngx_thread_cond_t *cond, ngx_log_t *log);
ngx_int_t ngx_thread_cond_wait(ngx_thread_cond_t *cond, ngx_thread_mutex_t *mtx,
ngx_log_t *log);
#if (NGX_LINUX)
typedef pid_t ngx_tid_t;
#define NGX_TID_T_FMT "%P"
#elif (NGX_FREEBSD)
typedef uint32_t ngx_tid_t;
#define NGX_TID_T_FMT "%uD"
#elif (NGX_DARWIN)
typedef uint64_t ngx_tid_t;
#define NGX_TID_T_FMT "%uA"
#else
typedef uint64_t ngx_tid_t;
#define NGX_TID_T_FMT "%uA"
#endif
ngx_tid_t ngx_thread_tid(void);
#define ngx_log_tid ngx_thread_tid()
#else
#define ngx_log_tid 0
#define NGX_TID_T_FMT "%d"
#endif
#endif /* _NGX_THREAD_H_INCLUDED_ */
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