Mercurial > hg > nginx-quic
view src/event/ngx_event_mutex.c @ 4354:cdb2e95bd3d0 stable-1.0
Merge of r4231, r4300, r4303, r4304:
Configure/build changes and fixes:
*) Revamped "configure --help" text.
*) FreeBSD 10-current has recently gotten POSIX_FADV_* macros.
A fix for the broken build applied.
*) AIX 7 defines sys_nerr in errno.h, therefore <errno.h> included
in the sys_nerr test.
When sys_nerr and _sys_nerr are missed on a particular platform
and our euristic for a maximum errno detection applied always
print the maximum errno number we reached instead of printing void.
This makes possible to build nginx on AIX 7.1.
*) Made it possible to build/install from the SVN checkout.
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Wed, 14 Dec 2011 13:34:16 +0000 |
parents | a88a3e4e158f |
children | d620f497c50f |
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/* * Copyright (C) Igor Sysoev */ #include <ngx_config.h> #include <ngx_core.h> #include <ngx_event.h> ngx_int_t ngx_event_mutex_timedlock(ngx_event_mutex_t *m, ngx_msec_t timer, ngx_event_t *ev) { ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0, "lock event mutex %p lock:%XD", m, m->lock); if (m->lock) { if (m->events == NULL) { m->events = ev; } else { m->last->next = ev; } m->last = ev; ev->next = NULL; #if (NGX_THREADS0) ev->light = 1; #endif ngx_add_timer(ev, timer); return NGX_AGAIN; } m->lock = 1; return NGX_OK; } ngx_int_t ngx_event_mutex_unlock(ngx_event_mutex_t *m, ngx_log_t *log) { ngx_event_t *ev; if (m->lock == 0) { ngx_log_error(NGX_LOG_ALERT, log, 0, "tring to unlock the free event mutex %p", m); return NGX_ERROR; } ngx_log_debug2(NGX_LOG_DEBUG_EVENT, log, 0, "unlock event mutex %p, next event: %p", m, m->events); m->lock = 0; if (m->events) { ev = m->events; m->events = ev->next; ev->next = (ngx_event_t *) ngx_posted_events; ngx_posted_events = ev; } return NGX_OK; }