annotate src/event/modules/ngx_select_module.c @ 3043:a66d6dfd53f1

style fix
author Igor Sysoev <igor@sysoev.ru>
date Tue, 25 Aug 2009 09:06:21 +0000
parents c00763aa5e1b
children f94e8ff65aa2
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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1
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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2 /*
444
42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
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3 * Copyright (C) Igor Sysoev
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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4 */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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5
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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6
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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7 #include <ngx_config.h>
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
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8 #include <ngx_core.h>
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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9 #include <ngx_event.h>
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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10
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53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
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11
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
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12 static ngx_int_t ngx_select_init(ngx_cycle_t *cycle, ngx_msec_t timer);
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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13 static void ngx_select_done(ngx_cycle_t *cycle);
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14 static ngx_int_t ngx_select_add_event(ngx_event_t *ev, ngx_int_t event,
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15 ngx_uint_t flags);
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16 static ngx_int_t ngx_select_del_event(ngx_event_t *ev, ngx_int_t event,
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17 ngx_uint_t flags);
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
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18 static ngx_int_t ngx_select_process_events(ngx_cycle_t *cycle, ngx_msec_t timer,
9c2f3ed7a247 nginx-0.3.3-RELEASE import
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19 ngx_uint_t flags);
2780
846d6ea7e406 ngx_select_repair_fd_sets()
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20 static void ngx_select_repair_fd_sets(ngx_cycle_t *cycle);
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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21 static char *ngx_select_init_conf(ngx_cycle_t *cycle, void *conf);
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637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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22
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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23
26
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
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24 static fd_set master_read_fd_set;
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
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25 static fd_set master_write_fd_set;
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
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26 static fd_set work_read_fd_set;
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
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27 static fd_set work_write_fd_set;
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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28
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29 static ngx_int_t max_fd;
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
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30 static ngx_uint_t nevents;
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8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
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31
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
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32 static ngx_event_t **event_index;
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33
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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34
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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35 static ngx_str_t select_name = ngx_string("select");
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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36
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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37 ngx_event_module_t ngx_select_module_ctx = {
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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38 &select_name,
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
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39 NULL, /* create configuration */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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40 ngx_select_init_conf, /* init configuration */
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4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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41
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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42 {
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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43 ngx_select_add_event, /* add an event */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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44 ngx_select_del_event, /* delete an event */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
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45 ngx_select_add_event, /* enable an event */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
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46 ngx_select_del_event, /* disable an event */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
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47 NULL, /* add an connection */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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48 NULL, /* delete an connection */
380
5ce6561246a5 nginx-0.0.7-2004-07-07-10:15:04 import
Igor Sysoev <igor@sysoev.ru>
parents: 375
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49 NULL, /* process the changes */
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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parents: 87
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50 ngx_select_process_events, /* process the events */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
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51 ngx_select_init, /* init the events */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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52 ngx_select_done /* done the events */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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53 }
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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54
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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55 };
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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56
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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57 ngx_module_t ngx_select_module = {
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
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58 NGX_MODULE_V1,
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637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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59 &ngx_select_module_ctx, /* module context */
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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60 NULL, /* module directives */
96
a23d010f356d nginx-0.0.1-2003-05-27-16:18:54 import
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61 NGX_EVENT_MODULE, /* module type */
541
b09ee85d0ac8 nginx-0.1.45-RELEASE import
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62 NULL, /* init master */
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ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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63 NULL, /* init module */
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b09ee85d0ac8 nginx-0.1.45-RELEASE import
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64 NULL, /* init process */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
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65 NULL, /* init thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
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66 NULL, /* exit thread */
b09ee85d0ac8 nginx-0.1.45-RELEASE import
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67 NULL, /* exit process */
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68 NULL, /* exit master */
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69 NGX_MODULE_V1_PADDING
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70 };
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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71
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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72
501
d4ea69372b94 nginx-0.1.25-RELEASE import
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73 static ngx_int_t
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74 ngx_select_init(ngx_cycle_t *cycle, ngx_msec_t timer)
0
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75 {
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ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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76 ngx_event_t **index;
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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77
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ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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78 if (event_index == NULL) {
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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79 FD_ZERO(&master_read_fd_set);
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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80 FD_ZERO(&master_write_fd_set);
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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81 nevents = 0;
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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82 }
0
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83
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d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
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84 if (ngx_process == NGX_PROCESS_WORKER
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
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85 || cycle->old_cycle == NULL
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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86 || cycle->old_cycle->connection_n < cycle->connection_n)
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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87 {
501
d4ea69372b94 nginx-0.1.25-RELEASE import
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88 index = ngx_alloc(sizeof(ngx_event_t *) * 2 * cycle->connection_n,
d4ea69372b94 nginx-0.1.25-RELEASE import
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89 cycle->log);
d4ea69372b94 nginx-0.1.25-RELEASE import
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90 if (index == NULL) {
d4ea69372b94 nginx-0.1.25-RELEASE import
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91 return NGX_ERROR;
d4ea69372b94 nginx-0.1.25-RELEASE import
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92 }
17
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
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93
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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94 if (event_index) {
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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parents: 107
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95 ngx_memcpy(index, event_index, sizeof(ngx_event_t *) * nevents);
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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96 ngx_free(event_index);
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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parents: 107
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97 }
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
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parents: 557
diff changeset
98
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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99 event_index = index;
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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100 }
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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101
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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102 ngx_io = ngx_os_io;
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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parents: 107
diff changeset
103
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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104 ngx_event_actions = ngx_select_module_ctx.actions;
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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diff changeset
105
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
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106 ngx_event_flags = NGX_USE_LEVEL_EVENT;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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107
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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108 max_fd = -1;
17
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
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parents: 13
diff changeset
109
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
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110 return NGX_OK;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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111 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
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112
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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113
501
d4ea69372b94 nginx-0.1.25-RELEASE import
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114 static void
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
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115 ngx_select_done(ngx_cycle_t *cycle)
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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116 {
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
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diff changeset
117 ngx_free(event_index);
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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118
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
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119 event_index = NULL;
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
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diff changeset
120 }
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
121
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
122
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 487
diff changeset
123 static ngx_int_t
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 708
diff changeset
124 ngx_select_add_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags)
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
125 {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 38
diff changeset
126 ngx_connection_t *c;
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
127
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
128 c = ev->data;
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
129
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 230
diff changeset
130 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 708
diff changeset
131 "select add event fd:%d ev:%i", c->fd, event);
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
132
38
2ffaa35fba42 nginx-0.0.1-2002-12-24-10:09:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
133 if (ev->index != NGX_INVALID_INDEX) {
2ffaa35fba42 nginx-0.0.1-2002-12-24-10:09:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
134 ngx_log_error(NGX_LOG_ALERT, ev->log, 0,
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 708
diff changeset
135 "select event fd:%d ev:%i is already set", c->fd, event);
38
2ffaa35fba42 nginx-0.0.1-2002-12-24-10:09:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
136 return NGX_OK;
2ffaa35fba42 nginx-0.0.1-2002-12-24-10:09:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
137 }
2ffaa35fba42 nginx-0.0.1-2002-12-24-10:09:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
138
2808
b7b2b0ea3366 test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents: 2781
diff changeset
139 if ((event == NGX_READ_EVENT && ev->write)
b7b2b0ea3366 test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents: 2781
diff changeset
140 || (event == NGX_WRITE_EVENT && !ev->write))
b7b2b0ea3366 test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents: 2781
diff changeset
141 {
b7b2b0ea3366 test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents: 2781
diff changeset
142 ngx_log_error(NGX_LOG_ALERT, ev->log, 0,
b7b2b0ea3366 test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents: 2781
diff changeset
143 "invalid select %s event fd:%d ev:%i",
b7b2b0ea3366 test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents: 2781
diff changeset
144 ev->write ? "write" : "read", c->fd, event);
b7b2b0ea3366 test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents: 2781
diff changeset
145 return NGX_ERROR;
b7b2b0ea3366 test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents: 2781
diff changeset
146 }
b7b2b0ea3366 test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents: 2781
diff changeset
147
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
148 if (event == NGX_READ_EVENT) {
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
149 FD_SET(c->fd, &master_read_fd_set);
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
150
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
151 } else if (event == NGX_WRITE_EVENT) {
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
152 FD_SET(c->fd, &master_write_fd_set);
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
153 }
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
154
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
155 if (max_fd != -1 && max_fd < c->fd) {
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
156 max_fd = c->fd;
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
157 }
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
158
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 38
diff changeset
159 ev->active = 1;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
160
17
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
161 event_index[nevents] = ev;
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
162 ev->index = nevents;
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
163 nevents++;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
164
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
165 return NGX_OK;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
166 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
168
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 487
diff changeset
169 static ngx_int_t
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 708
diff changeset
170 ngx_select_del_event(ngx_event_t *ev, ngx_int_t event, ngx_uint_t flags)
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171 {
2809
be08552a64bf make code clearer
Igor Sysoev <igor@sysoev.ru>
parents: 2808
diff changeset
172 ngx_event_t *e;
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
173 ngx_connection_t *c;
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
174
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
175 c = ev->data;
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
176
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
177 ev->active = 0;
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
178
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
179 if (ev->index == NGX_INVALID_INDEX) {
26
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 23
diff changeset
180 return NGX_OK;
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
181 }
26
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 23
diff changeset
182
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 230
diff changeset
183 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 708
diff changeset
184 "select del event fd:%d ev:%i", c->fd, event);
23
f540a63026c9 nginx-0.0.1-2002-12-06-19:32:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 17
diff changeset
185
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
186 if (event == NGX_READ_EVENT) {
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
187 FD_CLR(c->fd, &master_read_fd_set);
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
188
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
189 } else if (event == NGX_WRITE_EVENT) {
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
190 FD_CLR(c->fd, &master_write_fd_set);
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
191 }
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
192
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
193 if (max_fd == c->fd) {
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
194 max_fd = -1;
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
195 }
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
196
1354
f69d1aab6a0f make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents: 708
diff changeset
197 if (ev->index < --nevents) {
2809
be08552a64bf make code clearer
Igor Sysoev <igor@sysoev.ru>
parents: 2808
diff changeset
198 e = event_index[nevents];
be08552a64bf make code clearer
Igor Sysoev <igor@sysoev.ru>
parents: 2808
diff changeset
199 event_index[ev->index] = e;
be08552a64bf make code clearer
Igor Sysoev <igor@sysoev.ru>
parents: 2808
diff changeset
200 e->index = ev->index;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
201 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
202
26
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 23
diff changeset
203 ev->index = NGX_INVALID_INDEX;
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 23
diff changeset
204
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
205 return NGX_OK;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
206 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
207
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
208
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 487
diff changeset
209 static ngx_int_t
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
210 ngx_select_process_events(ngx_cycle_t *cycle, ngx_msec_t timer,
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
211 ngx_uint_t flags)
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
212 {
2778
ae3cba0dbee3 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2777
diff changeset
213 int ready, nready;
ae3cba0dbee3 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2777
diff changeset
214 ngx_err_t err;
ae3cba0dbee3 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2777
diff changeset
215 ngx_uint_t i, found;
ae3cba0dbee3 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2777
diff changeset
216 ngx_event_t *ev, **queue;
ae3cba0dbee3 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2777
diff changeset
217 struct timeval tv, *tp;
ae3cba0dbee3 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2777
diff changeset
218 ngx_connection_t *c;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
219
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
220 if (max_fd == -1) {
17
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
221 for (i = 0; i < nevents; i++) {
250
1903c6821958 nginx-0.0.2-2004-02-03-23:27:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 248
diff changeset
222 c = event_index[i]->data;
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
223 if (max_fd < c->fd) {
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
224 max_fd = c->fd;
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 91
diff changeset
225 }
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
226 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
227
302
1526e7686b20 nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
228 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 230
diff changeset
229 "change max_fd: %d", max_fd);
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
230 }
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
231
315
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 314
diff changeset
232 #if (NGX_DEBUG)
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 321
diff changeset
233 if (cycle->log->log_level & NGX_LOG_DEBUG_ALL) {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 321
diff changeset
234 for (i = 0; i < nevents; i++) {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 321
diff changeset
235 ev = event_index[i];
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 321
diff changeset
236 c = ev->data;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 321
diff changeset
237 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 321
diff changeset
238 "select event: fd:%d wr:%d", c->fd, ev->write);
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 321
diff changeset
239 }
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 321
diff changeset
240
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 321
diff changeset
241 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 321
diff changeset
242 "max_fd: %d", max_fd);
315
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 314
diff changeset
243 }
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 314
diff changeset
244 #endif
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
245
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 315
diff changeset
246 if (timer == NGX_TIMER_INFINITE) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 315
diff changeset
247 tp = NULL;
315
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 314
diff changeset
248
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 315
diff changeset
249 } else {
557
ecd9c160f25b nginx-0.3.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 541
diff changeset
250 tv.tv_sec = (long) (timer / 1000);
ecd9c160f25b nginx-0.3.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 541
diff changeset
251 tv.tv_usec = (long) ((timer % 1000) * 1000);
315
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 314
diff changeset
252 tp = &tv;
26
53cb81681040 nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents: 23
diff changeset
253 }
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
254
302
1526e7686b20 nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
255 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
557
ecd9c160f25b nginx-0.3.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 541
diff changeset
256 "select timer: %M", timer);
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
257
315
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 314
diff changeset
258 work_read_fd_set = master_read_fd_set;
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 314
diff changeset
259 work_write_fd_set = master_write_fd_set;
39b6f2df45c0 nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents: 314
diff changeset
260
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 107
diff changeset
261 ready = select(max_fd + 1, &work_read_fd_set, &work_write_fd_set, NULL, tp);
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
262
3043
a66d6dfd53f1 style fix
Igor Sysoev <igor@sysoev.ru>
parents: 2813
diff changeset
263 err = (ready == -1) ? ngx_errno : 0;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
264
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
265 if (flags & NGX_UPDATE_TIME) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
266 ngx_time_update(0, 0);
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
267 }
178
a8ff48d26cca nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents: 144
diff changeset
268
302
1526e7686b20 nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
269 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
1526e7686b20 nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
270 "select ready %d", ready);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 230
diff changeset
271
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
272 if (err) {
1704
e584e946e198 move condition declarations inside blocks where they are used
Igor Sysoev <igor@sysoev.ru>
parents: 1354
diff changeset
273 ngx_uint_t level;
e584e946e198 move condition declarations inside blocks where they are used
Igor Sysoev <igor@sysoev.ru>
parents: 1354
diff changeset
274
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
275 if (err == NGX_EINTR) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
276
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
277 if (ngx_event_timer_alarm) {
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
278 ngx_event_timer_alarm = 0;
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
279 return NGX_OK;
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
280 }
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 567
diff changeset
281
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
282 level = NGX_LOG_INFO;
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 567
diff changeset
283
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 567
diff changeset
284 } else {
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
285 level = NGX_LOG_ALERT;
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
286 }
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
287
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
288 ngx_log_error(level, cycle->log, err, "select() failed");
2780
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
289
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
290 if (err == EBADF) {
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
291 ngx_select_repair_fd_sets(cycle);
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
292 }
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
293
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
294 return NGX_ERROR;
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
295 }
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
296
567
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
297 if (ready == 0) {
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
298 if (timer != NGX_TIMER_INFINITE) {
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
299 return NGX_OK;
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
300 }
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
301
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
302 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
303 "select() returned no events without timeout");
1af2fcb3be8a nginx-0.3.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
304 return NGX_ERROR;
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
305 }
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
306
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
307 ngx_mutex_lock(ngx_posted_events_mutex);
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
308
17
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
309 nready = 0;
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
310
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
311 for (i = 0; i < nevents; i++) {
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
312 ev = event_index[i];
250
1903c6821958 nginx-0.0.2-2004-02-03-23:27:11 import
Igor Sysoev <igor@sysoev.ru>
parents: 248
diff changeset
313 c = ev->data;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
314 found = 0;
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
315
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
316 if (ev->write) {
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
317 if (FD_ISSET(c->fd, &work_write_fd_set)) {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 38
diff changeset
318 found = 1;
302
1526e7686b20 nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
319 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 230
diff changeset
320 "select write %d", c->fd);
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
321 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
322
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
323 } else {
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
324 if (FD_ISSET(c->fd, &work_read_fd_set)) {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 38
diff changeset
325 found = 1;
302
1526e7686b20 nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
326 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 230
diff changeset
327 "select read %d", c->fd);
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
328 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
329 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
330
17
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
331 if (found) {
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
332 ev->ready = 1;
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
333
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
334 queue = (ngx_event_t **) (ev->accept ? &ngx_posted_accept_events:
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
335 &ngx_posted_events);
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 567
diff changeset
336 ngx_locked_post_event(ev, queue);
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
337
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
338 nready++;
17
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
339 }
8dd06e2844f5 nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents: 13
diff changeset
340 }
13
2aba961a1d34 nginx-0.0.1-2002-09-16-19:01:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 8
diff changeset
341
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
342 ngx_mutex_unlock(ngx_posted_events_mutex);
314
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
343
d71c87d11b16 nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents: 302
diff changeset
344 if (ready != nready) {
2781
f545c81e5ddb try to repair the case "select ready != events"
Igor Sysoev <igor@sysoev.ru>
parents: 2780
diff changeset
345 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
f545c81e5ddb try to repair the case "select ready != events"
Igor Sysoev <igor@sysoev.ru>
parents: 2780
diff changeset
346 "select ready != events: %d:%d", ready, nready);
f545c81e5ddb try to repair the case "select ready != events"
Igor Sysoev <igor@sysoev.ru>
parents: 2780
diff changeset
347
f545c81e5ddb try to repair the case "select ready != events"
Igor Sysoev <igor@sysoev.ru>
parents: 2780
diff changeset
348 ngx_select_repair_fd_sets(cycle);
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
349 }
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
350
8
708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents: 7
diff changeset
351 return NGX_OK;
0
4eff17414a43 nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
352 }
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
353
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
354
2780
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
355 static void
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
356 ngx_select_repair_fd_sets(ngx_cycle_t *cycle)
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
357 {
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
358 int n;
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
359 socklen_t len;
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
360 ngx_err_t err;
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
361 ngx_socket_t s;
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
362
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
363 for (s = 0; s <= max_fd; s++) {
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
364
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
365 if (FD_ISSET(s, &master_read_fd_set) == 0) {
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
366 continue;
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
367 }
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
368
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
369 len = sizeof(int);
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
370
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
371 if (getsockopt(s, SOL_SOCKET, SO_TYPE, &n, &len) == -1) {
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
372 err = ngx_socket_errno;
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
373
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
374 ngx_log_error(NGX_LOG_ALERT, cycle->log, err,
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
375 "invalid descriptor #%d in read fd_set", s);
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
376
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
377 FD_CLR(s, &master_read_fd_set);
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
378 }
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
379 }
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
380
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
381 for (s = 0; s <= max_fd; s++) {
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
382
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
383 if (FD_ISSET(s, &master_write_fd_set) == 0) {
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
384 continue;
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
385 }
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
386
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
387 len = sizeof(int);
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
388
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
389 if (getsockopt(s, SOL_SOCKET, SO_TYPE, &n, &len) == -1) {
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
390 err = ngx_socket_errno;
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
391
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
392 ngx_log_error(NGX_LOG_ALERT, cycle->log, err,
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
393 "invalid descriptor #%d in write fd_set", s);
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
394
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
395 FD_CLR(s, &master_write_fd_set);
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
396 }
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
397 }
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
398
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
399 max_fd = -1;
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
400 }
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
401
846d6ea7e406 ngx_select_repair_fd_sets()
Igor Sysoev <igor@sysoev.ru>
parents: 2779
diff changeset
402
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 487
diff changeset
403 static char *
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 487
diff changeset
404 ngx_select_init_conf(ngx_cycle_t *cycle, void *conf)
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
405 {
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
406 ngx_event_conf_t *ecf;
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
407
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 107
diff changeset
408 ecf = ngx_event_get_conf(cycle->conf_ctx, ngx_event_core_module);
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
409
321
32847588a82a nginx-0.0.3-2004-04-19-20:36:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
410 if (ecf->use != ngx_select_module.ctx_index) {
32847588a82a nginx-0.0.3-2004-04-19-20:36:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
411 return NGX_CONF_OK;
32847588a82a nginx-0.0.3-2004-04-19-20:36:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
412 }
32847588a82a nginx-0.0.3-2004-04-19-20:36:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
413
121
b3655b21375a nginx-0.0.1-2003-07-22-23:53:10 import
Igor Sysoev <igor@sysoev.ru>
parents: 120
diff changeset
414 /* disable warning: the default FD_SETSIZE is 1024U in FreeBSD 5.x */
103
6dfda4cf5200 nginx-0.0.1-2003-06-11-19:28:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 102
diff changeset
415
2062
90312b616162 prepare to allow various number of connections in child processes
Igor Sysoev <igor@sysoev.ru>
parents: 1704
diff changeset
416 if (cycle->connection_n > FD_SETSIZE) {
248
e885208c518b nginx-0.0.2-2004-02-03-00:19:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
417 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
e885208c518b nginx-0.0.2-2004-02-03-00:19:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
418 "the maximum number of files "
2062
90312b616162 prepare to allow various number of connections in child processes
Igor Sysoev <igor@sysoev.ru>
parents: 1704
diff changeset
419 "supported by select() is %ud", FD_SETSIZE);
248
e885208c518b nginx-0.0.2-2004-02-03-00:19:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
420 return NGX_CONF_ERROR;
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
421 }
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
422
2813
c00763aa5e1b divide select module into two modules: Unix and Win32 ones
Igor Sysoev <igor@sysoev.ru>
parents: 2809
diff changeset
423 #if (NGX_THREADS)
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
424
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
425 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
426 "select() is not supported in the threaded mode");
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
427 return NGX_CONF_ERROR;
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
428
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
429 #else
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
430
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
431 return NGX_CONF_OK;
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
432
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
433 #endif
91
637625a2acdb nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 87
diff changeset
434 }