annotate src/event/ngx_event_mutex.c @ 563:9c2f3ed7a247 release-0.3.3

nginx-0.3.3-RELEASE import *) Change: the "bl" and "af" parameters of the "listen" directive was renamed to the "backlog" and "accept_filter". *) Feature: the "rcvbuf" and "sndbuf" parameters of the "listen" directive. *) Change: the "$msec" log parameter does not require now the additional the gettimeofday() system call. *) Feature: the -t switch now tests the "listen" directives. *) Bugfix: if the invalid address was specified in the "listen" directive, then after the -HUP signal nginx left an open socket in the CLOSED state. *) Bugfix: the mime type may be incorrectly set to default value for index file with variable in the name; the bug had appeared in 0.3.0. *) Feature: the "timer_resolution" directive. *) Feature: the millisecond "$upstream_response_time" log parameter. *) Bugfix: a temporary file with client request body now is removed just after the response header was transferred to a client. *) Bugfix: OpenSSL 0.9.6 compatibility. *) Bugfix: the SSL certificate and key file paths could not be relative. *) Bugfix: the "ssl_prefer_server_ciphers" directive did not work in the ngx_imap_ssl_module. *) Bugfix: the "ssl_protocols" directive allowed to specify the single protocol only.
author Igor Sysoev <igor@sysoev.ru>
date Wed, 19 Oct 2005 12:33:58 +0000
parents a88a3e4e158f
children d620f497c50f
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 */
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
d4e65d74db9f nginx-0.0.2-2004-03-01-00:03:02 import
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9 #include <ngx_event.h>
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12 ngx_int_t ngx_event_mutex_timedlock(ngx_event_mutex_t *m, ngx_msec_t timer,
d4e65d74db9f nginx-0.0.2-2004-03-01-00:03:02 import
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13 ngx_event_t *ev)
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14 {
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15 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
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16 "lock event mutex %p lock:%XD", m, m->lock);
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d4e65d74db9f nginx-0.0.2-2004-03-01-00:03:02 import
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18 if (m->lock) {
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d4e65d74db9f nginx-0.0.2-2004-03-01-00:03:02 import
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20 if (m->events == NULL) {
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21 m->events = ev;
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22
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23 } else {
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24 m->last->next = ev;
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25 }
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27 m->last = ev;
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28 ev->next = NULL;
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29
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34329e143004 nginx-0.0.2-2004-03-01-19:45:48 import
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30 #if (NGX_THREADS0)
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31 ev->light = 1;
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32 #endif
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34 ngx_add_timer(ev, timer);
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d4e65d74db9f nginx-0.0.2-2004-03-01-00:03:02 import
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36 return NGX_AGAIN;
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37 }
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39 m->lock = 1;
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41 return NGX_OK;
1
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42 }
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45 ngx_int_t ngx_event_mutex_unlock(ngx_event_mutex_t *m, ngx_log_t *log)
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46 {
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47 ngx_event_t *ev;
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49 if (m->lock == 0) {
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50 ngx_log_error(NGX_LOG_ALERT, log, 0,
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51 "tring to unlock the free event mutex %p", m);
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52 return NGX_ERROR;
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53 }
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54
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55 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, log, 0,
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56 "unlock event mutex %p, next event: %p", m, m->events);
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58 m->lock = 0;
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59
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60 if (m->events) {
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61 ev = m->events;
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62 m->events = ev->next;
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63
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64 ev->next = (ngx_event_t *) ngx_posted_events;
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65 ngx_posted_events = ev;
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66 }
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67
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68 return NGX_OK;
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69 }