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annotate src/event/ngx_event_timer.c @ 49:c091d5b853c8

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nginx-0.0.1-2003-01-21-20:36:01 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 21 Jan 2003 17:36:01 +0000
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children b288069a8696
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c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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3 void ngx_add_timer(ngx_event_t *ev, ngx_msec_t timer)
c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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4 {
c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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5 ngx_event_t *e;
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c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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7 #if (NGX_DEBUG_EVENT)
c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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8 ngx_connection_t *c = (ngx_connection_t *) ev->data;
c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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9 ngx_log_debug(ev->log, "set timer: %d:%d" _ c->fd _ timer);
c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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10 #endif
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c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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12 if (ev->timer_next || ev->timer_prev) {
c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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13 ngx_log_error(NGX_LOG_ALERT, ev->log, 0, "timer already set");
c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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14 return;
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15 }
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c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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17 n = timer % ngx_timer_hash_size;
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c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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19 for (e = timer_queue[n].timer_next;
c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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20 e != &timer_queue[n] && timer > e->timer_delta;
c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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21 e = e->timer_next)
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22 {
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23 timer -= e->timer_delta;
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24 }
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c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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26 ev->timer_delta = timer;
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c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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28 ev->timer_next = e;
c091d5b853c8 nginx-0.0.1-2003-01-21-20:36:01 import
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29 ev->timer_prev = e->timer_prev;
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31 e->timer_prev->timer_next = ev;
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32 e->timer_prev = ev;
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33 }