Mercurial > hg > nginx-quic
annotate src/event/ngx_event_mutex.c @ 438:e56ab5ac8c65
nginx-0.0.12-2004-09-24-20:12:19 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 24 Sep 2004 16:12:19 +0000 |
parents | 34329e143004 |
children | da8c5707af39 |
rev | line source |
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nginx-0.0.1-2002-08-15-21:20:26 import
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nginx-0.0.2-2004-03-01-00:03:02 import
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2 #include <ngx_config.h> |
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nginx-0.0.2-2004-03-01-00:03:02 import
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3 #include <ngx_core.h> |
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4 #include <ngx_event.h> |
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nginx-0.0.2-2004-03-01-00:03:02 import
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7 ngx_int_t ngx_event_mutex_timedlock(ngx_event_mutex_t *m, ngx_msec_t timer, |
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8 ngx_event_t *ev) |
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9 { |
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nginx-0.0.2-2004-03-01-00:03:02 import
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10 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0, |
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nginx-0.0.2-2004-03-01-00:03:02 import
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11 "lock event mutex " PTR_FMT " lock:%X", m, m->lock); |
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nginx-0.0.2-2004-03-01-00:03:02 import
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12 |
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nginx-0.0.2-2004-03-01-00:03:02 import
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13 if (m->lock) { |
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14 |
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nginx-0.0.2-2004-03-01-00:03:02 import
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15 if (m->events == NULL) { |
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nginx-0.0.2-2004-03-01-00:03:02 import
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16 m->events = ev; |
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17 |
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nginx-0.0.2-2004-03-01-00:03:02 import
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18 } else { |
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nginx-0.0.2-2004-03-01-00:03:02 import
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19 m->last->next = ev; |
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20 } |
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21 |
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22 m->last = ev; |
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23 ev->next = NULL; |
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nginx-0.0.2-2004-03-01-19:45:48 import
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25 #if (NGX_THREADS0) |
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26 ev->light = 1; |
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27 #endif |
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28 |
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nginx-0.0.2-2004-03-01-00:03:02 import
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29 ngx_add_timer(ev, timer); |
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30 |
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nginx-0.0.2-2004-03-01-00:03:02 import
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31 return NGX_AGAIN; |
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32 } |
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33 |
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nginx-0.0.2-2004-03-01-00:03:02 import
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34 m->lock = 1; |
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35 |
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nginx-0.0.2-2004-03-01-00:03:02 import
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36 return NGX_OK; |
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37 } |
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38 |
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39 |
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nginx-0.0.2-2004-03-01-00:03:02 import
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40 ngx_int_t ngx_event_mutex_unlock(ngx_event_mutex_t *m, ngx_log_t *log) |
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41 { |
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42 ngx_event_t *ev; |
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43 |
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44 if (m->lock == 0) { |
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45 ngx_log_error(NGX_LOG_ALERT, log, 0, |
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nginx-0.0.2-2004-03-01-00:03:02 import
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46 "tring to unlock the free event mutex " PTR_FMT, m); |
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47 return NGX_ERROR; |
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nginx-0.0.2-2004-03-01-00:03:02 import
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48 } |
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49 |
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50 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, log, 0, |
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nginx-0.0.2-2004-03-01-00:03:02 import
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51 "unlock event mutex " PTR_FMT ", next event: " PTR_FMT, |
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nginx-0.0.2-2004-03-01-00:03:02 import
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52 m, m->events); |
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53 |
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nginx-0.0.2-2004-03-01-00:03:02 import
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54 m->lock = 0; |
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55 |
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56 if (m->events) { |
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57 ev = m->events; |
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58 m->events = ev->next; |
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59 |
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60 ev->next = (ngx_event_t *) ngx_posted_events; |
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61 ngx_posted_events = ev; |
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62 } |
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63 |
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nginx-0.0.2-2004-03-01-00:03:02 import
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64 return NGX_OK; |
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nginx-0.0.2-2004-03-01-00:03:02 import
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65 } |