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view src/os/unix/ngx_thread.h @ 6791:cb4a4e9bba8e

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Perl: fixed optimization in SSI command handler. As the pointer to the first argument was tested instead of the argument itself, array of arguments was always created, even if there were no arguments. Fix is to test args[0] instead of args. Found by Coverity (CID 1356862).
author Maxim Dounin <mdounin@mdounin.ru>
date Tue, 01 Nov 2016 20:39:21 +0300
parents ac7c7241ed8c
children d230c797b168
line wrap: on
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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_ */