Mercurial > hg > nginx
annotate src/event/modules/ngx_select_module.c @ 2808:b7b2b0ea3366
test event type to prevent errors
author | Igor Sysoev <igor@sysoev.ru> |
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date | Wed, 06 May 2009 08:53:13 +0000 |
parents | f545c81e5ddb |
children | be08552a64bf |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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5 |
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7 #include <ngx_config.h> |
8
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8 #include <ngx_core.h> |
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9 #include <ngx_event.h> |
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12 |
563 | 13 static ngx_int_t ngx_select_init(ngx_cycle_t *cycle, ngx_msec_t timer); |
114
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14 static void ngx_select_done(ngx_cycle_t *cycle); |
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15 static ngx_int_t ngx_select_add_event(ngx_event_t *ev, ngx_int_t event, |
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16 ngx_uint_t flags); |
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17 static ngx_int_t ngx_select_del_event(ngx_event_t *ev, ngx_int_t event, |
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18 ngx_uint_t flags); |
563 | 19 static ngx_int_t ngx_select_process_events(ngx_cycle_t *cycle, ngx_msec_t timer, |
20 ngx_uint_t flags); | |
2780 | 21 static void ngx_select_repair_fd_sets(ngx_cycle_t *cycle); |
114
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22 static char *ngx_select_init_conf(ngx_cycle_t *cycle, void *conf); |
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23 |
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24 |
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25 static fd_set master_read_fd_set; |
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26 static fd_set master_write_fd_set; |
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27 static fd_set work_read_fd_set; |
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28 static fd_set work_write_fd_set; |
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29 |
461 | 30 #if (NGX_WIN32) |
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31 static ngx_uint_t max_read; |
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32 static ngx_uint_t max_write; |
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33 #else |
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34 static ngx_int_t max_fd; |
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35 #endif |
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36 |
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37 static ngx_uint_t nevents; |
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38 |
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39 static ngx_event_t **event_index; |
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40 |
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41 |
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42 static ngx_str_t select_name = ngx_string("select"); |
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43 |
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44 ngx_event_module_t ngx_select_module_ctx = { |
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45 &select_name, |
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46 NULL, /* create configuration */ |
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47 ngx_select_init_conf, /* init configuration */ |
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48 |
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49 { |
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50 ngx_select_add_event, /* add an event */ |
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51 ngx_select_del_event, /* delete an event */ |
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52 ngx_select_add_event, /* enable an event */ |
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53 ngx_select_del_event, /* disable an event */ |
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54 NULL, /* add an connection */ |
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55 NULL, /* delete an connection */ |
380
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56 NULL, /* process the changes */ |
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57 ngx_select_process_events, /* process the events */ |
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58 ngx_select_init, /* init the events */ |
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59 ngx_select_done /* done the events */ |
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60 } |
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61 |
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62 }; |
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63 |
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64 ngx_module_t ngx_select_module = { |
509 | 65 NGX_MODULE_V1, |
91
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66 &ngx_select_module_ctx, /* module context */ |
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67 NULL, /* module directives */ |
96
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68 NGX_EVENT_MODULE, /* module type */ |
541 | 69 NULL, /* init master */ |
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70 NULL, /* init module */ |
541 | 71 NULL, /* init process */ |
72 NULL, /* init thread */ | |
73 NULL, /* exit thread */ | |
74 NULL, /* exit process */ | |
75 NULL, /* exit master */ | |
76 NGX_MODULE_V1_PADDING | |
91
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77 }; |
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78 |
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79 |
501 | 80 static ngx_int_t |
563 | 81 ngx_select_init(ngx_cycle_t *cycle, ngx_msec_t timer) |
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82 { |
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83 ngx_event_t **index; |
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84 |
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85 if (event_index == NULL) { |
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86 FD_ZERO(&master_read_fd_set); |
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87 FD_ZERO(&master_write_fd_set); |
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88 nevents = 0; |
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89 } |
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90 |
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91 if (ngx_process == NGX_PROCESS_WORKER |
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92 || cycle->old_cycle == NULL |
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93 || cycle->old_cycle->connection_n < cycle->connection_n) |
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94 { |
501 | 95 index = ngx_alloc(sizeof(ngx_event_t *) * 2 * cycle->connection_n, |
96 cycle->log); | |
97 if (index == NULL) { | |
98 return NGX_ERROR; | |
99 } | |
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100 |
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101 if (event_index) { |
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102 ngx_memcpy(index, event_index, sizeof(ngx_event_t *) * nevents); |
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103 ngx_free(event_index); |
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104 } |
563 | 105 |
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106 event_index = index; |
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107 } |
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108 |
114
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109 ngx_io = ngx_os_io; |
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110 |
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111 ngx_event_actions = ngx_select_module_ctx.actions; |
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112 |
563 | 113 ngx_event_flags = NGX_USE_LEVEL_EVENT; |
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114 |
461 | 115 #if (NGX_WIN32) |
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116 max_read = max_write = 0; |
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117 #else |
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118 max_fd = -1; |
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119 #endif |
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120 |
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121 return NGX_OK; |
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|
122 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
123 |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
124 |
501 | 125 static void |
126 ngx_select_done(ngx_cycle_t *cycle) | |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
127 { |
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
128 ngx_free(event_index); |
114
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
129 |
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
130 event_index = NULL; |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
131 } |
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
132 |
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
133 |
501 | 134 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
|
135 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
|
136 { |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
137 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
|
138 |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
139 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
|
140 |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
230
diff
changeset
|
141 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
|
142 "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
|
143 |
38
2ffaa35fba42
nginx-0.0.1-2002-12-24-10:09:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
144 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
|
145 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
|
146 "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
|
147 return NGX_OK; |
2ffaa35fba42
nginx-0.0.1-2002-12-24-10:09:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
148 } |
2ffaa35fba42
nginx-0.0.1-2002-12-24-10:09:57 import
Igor Sysoev <igor@sysoev.ru>
parents:
36
diff
changeset
|
149 |
2808
b7b2b0ea3366
test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents:
2781
diff
changeset
|
150 if ((event == NGX_READ_EVENT && ev->write) |
b7b2b0ea3366
test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents:
2781
diff
changeset
|
151 || (event == NGX_WRITE_EVENT && !ev->write)) |
b7b2b0ea3366
test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents:
2781
diff
changeset
|
152 { |
b7b2b0ea3366
test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents:
2781
diff
changeset
|
153 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
|
154 "invalid select %s event fd:%d ev:%i", |
b7b2b0ea3366
test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents:
2781
diff
changeset
|
155 ev->write ? "write" : "read", c->fd, event); |
b7b2b0ea3366
test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents:
2781
diff
changeset
|
156 return NGX_ERROR; |
b7b2b0ea3366
test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents:
2781
diff
changeset
|
157 } |
b7b2b0ea3366
test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents:
2781
diff
changeset
|
158 |
b7b2b0ea3366
test event type to prevent errors
Igor Sysoev <igor@sysoev.ru>
parents:
2781
diff
changeset
|
159 |
461 | 160 #if (NGX_WIN32) |
179
9f3a78b06c48
nginx-0.0.1-2003-11-11-21:13:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
161 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
162 if ((event == NGX_READ_EVENT) && (max_read >= FD_SETSIZE) |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
163 || (event == NGX_WRITE_EVENT) && (max_write >= FD_SETSIZE)) |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
164 { |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
165 ngx_log_error(NGX_LOG_ERR, ev->log, 0, |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
166 "maximum number of descriptors " |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
167 "supported by select() is %d", FD_SETSIZE); |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
168 return NGX_ERROR; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
169 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
170 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
171 if (event == NGX_READ_EVENT) { |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
172 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
|
173 max_read++; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
174 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
175 } else if (event == NGX_WRITE_EVENT) { |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
176 FD_SET(c->fd, &master_write_fd_set); |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
177 max_write++; |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
178 } |
179
9f3a78b06c48
nginx-0.0.1-2003-11-11-21:13:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
179 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
180 #else |
179
9f3a78b06c48
nginx-0.0.1-2003-11-11-21:13:43 import
Igor Sysoev <igor@sysoev.ru>
parents:
178
diff
changeset
|
181 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
182 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
|
183 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
|
184 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
185 } 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
|
186 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
|
187 } |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
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 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
|
190 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
|
191 } |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
192 |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
193 #endif |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
194 |
39
83fa61cd3d2f
nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
38
diff
changeset
|
195 ev->active = 1; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
196 |
17
8dd06e2844f5
nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
13
diff
changeset
|
197 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
|
198 ev->index = nevents; |
8dd06e2844f5
nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
13
diff
changeset
|
199 nevents++; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
200 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
201 return NGX_OK; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
202 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
203 |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
204 |
501 | 205 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
|
206 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
|
207 { |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
208 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
|
209 |
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
210 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
|
211 |
314
d71c87d11b16
nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
302
diff
changeset
|
212 ev->active = 0; |
d71c87d11b16
nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
302
diff
changeset
|
213 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
214 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
|
215 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
|
216 } |
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
23
diff
changeset
|
217 |
245
e6c005b66b3a
nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents:
230
diff
changeset
|
218 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
|
219 "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
|
220 |
461 | 221 #if (NGX_WIN32) |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
222 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
223 if (event == NGX_READ_EVENT) { |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
224 FD_CLR(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
|
225 max_read--; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
226 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
227 } else if (event == NGX_WRITE_EVENT) { |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
228 FD_CLR(c->fd, &master_write_fd_set); |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
229 max_write--; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
230 } |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
231 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
232 #else |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
233 |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
234 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
|
235 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
|
236 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
237 } 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
|
238 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
|
239 } |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
240 |
92
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
241 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
|
242 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
|
243 } |
19cc647ecd91
nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents:
91
diff
changeset
|
244 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
245 #endif |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
246 |
1354
f69d1aab6a0f
make 64-bit ngx_int_t on 64-bit platforms
Igor Sysoev <igor@sysoev.ru>
parents:
708
diff
changeset
|
247 if (ev->index < --nevents) { |
17
8dd06e2844f5
nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
13
diff
changeset
|
248 event_index[ev->index] = event_index[nevents]; |
8dd06e2844f5
nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
13
diff
changeset
|
249 event_index[ev->index]->index = ev->index; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
250 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
251 |
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
23
diff
changeset
|
252 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
|
253 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
254 return NGX_OK; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
255 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
256 |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
257 |
501 | 258 static ngx_int_t |
563 | 259 ngx_select_process_events(ngx_cycle_t *cycle, ngx_msec_t timer, |
260 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
|
261 { |
2778 | 262 int ready, nready; |
263 ngx_err_t err; | |
264 ngx_uint_t i, found; | |
265 ngx_event_t *ev, **queue; | |
266 struct timeval tv, *tp; | |
267 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
|
268 |
461 | 269 #if !(NGX_WIN32) |
314
d71c87d11b16
nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
302
diff
changeset
|
270 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
271 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
|
272 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
|
273 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
|
274 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
|
275 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
|
276 } |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
277 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
278 |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
279 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
|
280 "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
|
281 } |
314
d71c87d11b16
nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
302
diff
changeset
|
282 |
315
39b6f2df45c0
nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
314
diff
changeset
|
283 #endif |
39b6f2df45c0
nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
314
diff
changeset
|
284 |
39b6f2df45c0
nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
314
diff
changeset
|
285 #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
|
286 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
|
287 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
|
288 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
|
289 c = ev->data; |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
321
diff
changeset
|
290 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
|
291 "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
|
292 } |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
321
diff
changeset
|
293 |
461 | 294 #if !(NGX_WIN32) |
323
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
321
diff
changeset
|
295 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
|
296 "max_fd: %d", max_fd); |
ba876b26b76d
nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents:
321
diff
changeset
|
297 #endif |
315
39b6f2df45c0
nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
314
diff
changeset
|
298 } |
39b6f2df45c0
nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
314
diff
changeset
|
299 #endif |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
300 |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
315
diff
changeset
|
301 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
|
302 tp = NULL; |
315
39b6f2df45c0
nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
314
diff
changeset
|
303 |
316
a0beefedaf94
nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
315
diff
changeset
|
304 } else { |
557 | 305 tv.tv_sec = (long) (timer / 1000); |
306 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
|
307 tp = &tv; |
26
53cb81681040
nginx-0.0.1-2002-12-15-09:25:09 import
Igor Sysoev <igor@sysoev.ru>
parents:
23
diff
changeset
|
308 } |
314
d71c87d11b16
nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
302
diff
changeset
|
309 |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
310 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0, |
557 | 311 "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
|
312 |
315
39b6f2df45c0
nginx-0.0.3-2004-04-14-21:44:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
314
diff
changeset
|
313 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
|
314 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
|
315 |
461 | 316 #if (NGX_WIN32) |
563 | 317 |
2777
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
318 if (max_read || max_write) { |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
319 ready = select(0, &work_read_fd_set, &work_write_fd_set, NULL, tp); |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
320 |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
321 } else { |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
322 |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
323 /* |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
324 * Winsock select() requires that at least one descriptor set must be |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
325 * be non-null, and any non-null descriptor set must contain at least |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
326 * one handle to a socket. Otherwise select() returns WSAEINVAL. |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
327 */ |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
328 |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
329 ngx_msleep(timer); |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
330 |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
331 ready = 0; |
7615a6c5fb54
handle Winsock select() WSAEINVAL
Igor Sysoev <igor@sysoev.ru>
parents:
2062
diff
changeset
|
332 } |
563 | 333 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
334 #else |
563 | 335 |
114
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
336 ready = select(max_fd + 1, &work_read_fd_set, &work_write_fd_set, NULL, tp); |
563 | 337 |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
338 #endif |
114
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
339 |
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
340 if (ready == -1) { |
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
341 err = ngx_socket_errno; |
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
342 } else { |
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
343 err = 0; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
344 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
345 |
563 | 346 if (flags & NGX_UPDATE_TIME) { |
347 ngx_time_update(0, 0); | |
348 } | |
178
a8ff48d26cca
nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
144
diff
changeset
|
349 |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
350 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
|
351 "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
|
352 |
563 | 353 #if (NGX_WIN32) |
354 | |
114
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
355 if (err) { |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
356 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, "select() failed"); |
2780 | 357 |
358 if (err == WSAENOTSOCK) { | |
359 ngx_select_repair_fd_sets(cycle); | |
360 } | |
361 | |
114
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
362 return NGX_ERROR; |
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
363 } |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
364 |
563 | 365 #else |
314
d71c87d11b16
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Igor Sysoev <igor@sysoev.ru>
parents:
302
diff
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|
366 |
563 | 367 if (err) { |
1704
e584e946e198
move condition declarations inside blocks where they are used
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parents:
1354
diff
changeset
|
368 ngx_uint_t level; |
e584e946e198
move condition declarations inside blocks where they are used
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diff
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|
369 |
563 | 370 if (err == NGX_EINTR) { |
371 | |
372 if (ngx_event_timer_alarm) { | |
373 ngx_event_timer_alarm = 0; | |
374 return NGX_OK; | |
375 } | |
577 | 376 |
563 | 377 level = NGX_LOG_INFO; |
577 | 378 |
379 } else { | |
563 | 380 level = NGX_LOG_ALERT; |
381 } | |
382 | |
383 ngx_log_error(level, cycle->log, err, "select() failed"); | |
2780 | 384 |
385 if (err == EBADF) { | |
386 ngx_select_repair_fd_sets(cycle); | |
387 } | |
388 | |
314
d71c87d11b16
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parents:
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diff
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|
389 return NGX_ERROR; |
d71c87d11b16
nginx-0.0.3-2004-04-14-09:57:36 import
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parents:
302
diff
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390 } |
d71c87d11b16
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parents:
302
diff
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|
391 |
563 | 392 #endif |
393 | |
567 | 394 if (ready == 0) { |
395 if (timer != NGX_TIMER_INFINITE) { | |
396 return NGX_OK; | |
397 } | |
398 | |
399 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, | |
400 "select() returned no events without timeout"); | |
401 return NGX_ERROR; | |
563 | 402 } |
403 | |
404 ngx_mutex_lock(ngx_posted_events_mutex); | |
405 | |
17
8dd06e2844f5
nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
13
diff
changeset
|
406 nready = 0; |
8dd06e2844f5
nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
13
diff
changeset
|
407 |
8dd06e2844f5
nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
13
diff
changeset
|
408 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
|
409 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
|
410 c = ev->data; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
411 found = 0; |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
412 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
413 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
|
414 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
|
415 found = 1; |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
416 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
|
417 "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
|
418 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
419 |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
420 } else { |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
421 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
|
422 found = 1; |
302
1526e7686b20
nginx-0.0.3-2004-04-01-10:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
423 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
|
424 "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
|
425 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
426 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
427 |
17
8dd06e2844f5
nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
13
diff
changeset
|
428 if (found) { |
314
d71c87d11b16
nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
302
diff
changeset
|
429 ev->ready = 1; |
d71c87d11b16
nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
302
diff
changeset
|
430 |
563 | 431 queue = (ngx_event_t **) (ev->accept ? &ngx_posted_accept_events: |
432 &ngx_posted_events); | |
577 | 433 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
|
434 |
d71c87d11b16
nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
302
diff
changeset
|
435 nready++; |
17
8dd06e2844f5
nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
13
diff
changeset
|
436 } |
8dd06e2844f5
nginx-0.0.1-2002-09-27-19:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
13
diff
changeset
|
437 } |
13
2aba961a1d34
nginx-0.0.1-2002-09-16-19:01:44 import
Igor Sysoev <igor@sysoev.ru>
parents:
8
diff
changeset
|
438 |
563 | 439 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
|
440 |
d71c87d11b16
nginx-0.0.3-2004-04-14-09:57:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
302
diff
changeset
|
441 if (ready != nready) { |
2781
f545c81e5ddb
try to repair the case "select ready != events"
Igor Sysoev <igor@sysoev.ru>
parents:
2780
diff
changeset
|
442 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
|
443 "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
|
444 |
f545c81e5ddb
try to repair the case "select ready != events"
Igor Sysoev <igor@sysoev.ru>
parents:
2780
diff
changeset
|
445 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
|
446 } |
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
447 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
7
diff
changeset
|
448 return NGX_OK; |
0
4eff17414a43
nginx-0.0.1-2002-08-06-20:39:45 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
449 } |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
450 |
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
451 |
2780 | 452 static void |
453 ngx_select_repair_fd_sets(ngx_cycle_t *cycle) | |
454 { | |
455 int n; | |
456 socklen_t len; | |
457 ngx_err_t err; | |
458 ngx_socket_t s; | |
459 | |
460 #if (NGX_WIN32) | |
461 u_int i; | |
462 | |
463 for (i = 0; i < master_read_fd_set.fd_count; i++) { | |
464 | |
465 s = master_read_fd_set.fd_array[i]; | |
466 len = sizeof(int); | |
467 | |
468 if (getsockopt(s, SOL_SOCKET, SO_TYPE, (char *) &n, &len) == -1) { | |
469 err = ngx_socket_errno; | |
470 | |
471 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, | |
472 "invalid descriptor #%d in read fd_set", s); | |
473 | |
474 FD_CLR(s, &master_read_fd_set); | |
475 } | |
476 } | |
477 | |
478 for (i = 0; i < master_write_fd_set.fd_count; i++) { | |
479 | |
480 s = master_write_fd_set.fd_array[i]; | |
481 len = sizeof(int); | |
482 | |
483 if (getsockopt(s, SOL_SOCKET, SO_TYPE, (char *) &n, &len) == -1) { | |
484 err = ngx_socket_errno; | |
485 | |
486 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, | |
487 "invalid descriptor #%d in write fd_set", s); | |
488 | |
489 FD_CLR(s, &master_write_fd_set); | |
490 } | |
491 } | |
492 | |
493 #else | |
494 | |
495 for (s = 0; s <= max_fd; s++) { | |
496 | |
497 if (FD_ISSET(s, &master_read_fd_set) == 0) { | |
498 continue; | |
499 } | |
500 | |
501 len = sizeof(int); | |
502 | |
503 if (getsockopt(s, SOL_SOCKET, SO_TYPE, &n, &len) == -1) { | |
504 err = ngx_socket_errno; | |
505 | |
506 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, | |
507 "invalid descriptor #%d in read fd_set", s); | |
508 | |
509 FD_CLR(s, &master_read_fd_set); | |
510 } | |
511 } | |
512 | |
513 for (s = 0; s <= max_fd; s++) { | |
514 | |
515 if (FD_ISSET(s, &master_write_fd_set) == 0) { | |
516 continue; | |
517 } | |
518 | |
519 len = sizeof(int); | |
520 | |
521 if (getsockopt(s, SOL_SOCKET, SO_TYPE, &n, &len) == -1) { | |
522 err = ngx_socket_errno; | |
523 | |
524 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, | |
525 "invalid descriptor #%d in write fd_set", s); | |
526 | |
527 FD_CLR(s, &master_write_fd_set); | |
528 } | |
529 } | |
530 | |
531 max_fd = -1; | |
532 | |
533 #endif | |
534 } | |
535 | |
536 | |
501 | 537 static char * |
538 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
|
539 { |
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
540 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
|
541 |
114
ac69ab96328d
nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
107
diff
changeset
|
542 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
|
543 |
321
32847588a82a
nginx-0.0.3-2004-04-19-20:36:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
544 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
|
545 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
|
546 } |
32847588a82a
nginx-0.0.3-2004-04-19-20:36:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
318
diff
changeset
|
547 |
121
b3655b21375a
nginx-0.0.1-2003-07-22-23:53:10 import
Igor Sysoev <igor@sysoev.ru>
parents:
120
diff
changeset
|
548 /* 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
|
549 |
461 | 550 #if !(NGX_WIN32) |
563 | 551 |
2062
90312b616162
prepare to allow various number of connections in child processes
Igor Sysoev <igor@sysoev.ru>
parents:
1704
diff
changeset
|
552 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
|
553 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
|
554 "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
|
555 "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
|
556 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
|
557 } |
563 | 558 |
355
0fb6c53fb135
nginx-0.0.7-2004-06-15-21:47:16 import
Igor Sysoev <igor@sysoev.ru>
parents:
323
diff
changeset
|
559 #endif |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
560 |
461 | 561 #if (NGX_THREADS) && !(NGX_WIN32) |
563 | 562 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
563 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
|
564 "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
|
565 return NGX_CONF_ERROR; |
563 | 566 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
567 #else |
563 | 568 |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
569 return NGX_CONF_OK; |
563 | 570 |
381
02a511569afb
nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
380
diff
changeset
|
571 #endif |
91
637625a2acdb
nginx-0.0.1-2003-05-19-20:39:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
87
diff
changeset
|
572 } |