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view src/core/ngx_rwlock.h @ 7277:7f9935f07fe9

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Syslog: install cleanup handler only once. If a socket was re-opened due to an error (02c2352d5b01 and fa0e093b64d7), additional cleanup handler was installed each time.
author Vladimir Homutov <vl@nginx.com>
date Mon, 14 May 2018 22:50:57 +0300
parents d1816a2696de
children
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/*
 * Copyright (C) Ruslan Ermilov
 * Copyright (C) Nginx, Inc.
 */


#ifndef _NGX_RWLOCK_H_INCLUDED_
#define _NGX_RWLOCK_H_INCLUDED_


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


void ngx_rwlock_wlock(ngx_atomic_t *lock);
void ngx_rwlock_rlock(ngx_atomic_t *lock);
void ngx_rwlock_unlock(ngx_atomic_t *lock);
void ngx_rwlock_downgrade(ngx_atomic_t *lock);


#endif /* _NGX_RWLOCK_H_INCLUDED_ */