annotate src/event/modules/ngx_devpoll_module.c @ 485:4ebe09b07e30 release-0.1.17

nginx-0.1.17-RELEASE import *) Change: the ngx_http_rewrite_module was rewritten from the scratch. Now it is possible to redirect, to return the error codes, to check the variables and referrers. The directives can be used inside locations. The redirect directive was canceled. *) Feature: the ngx_http_geo_module. *) Feature: the proxy_set_x_var and fastcgi_set_var directives. *) Bugfix: the location configuration with "=" modifier may be used in another location. *) Bugfix: the correct content type was set only for requests that use small caps letters in extension. *) Bugfix: if the proxy_pass or fastcgi_pass directives were set in the location, and access was denied, and the error was redirected to a static page, then the segmentation fault occurred. *) Bugfix: if in a proxied "Location" header was a relative URL, then a host name and a slash were added to them; the bug had appeared in 0.1.14. *) Bugfix: the system error message was not logged on Linux.
author Igor Sysoev <igor@sysoev.ru>
date Thu, 03 Feb 2005 19:33:37 +0000
parents 621229427cba
children 31ff3e943e16
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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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7 #include <ngx_config.h>
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8 #include <ngx_core.h>
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9 #include <ngx_event.h>
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11
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12 #if (NGX_TEST_BUILD_DEVPOLL)
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14 /* Solaris declarations */
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16 #define POLLREMOVE 0x0800
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17 #define DP_POLL 0xD001
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18
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19 struct dvpoll {
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20 struct pollfd *dp_fds;
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21 int dp_nfds;
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22 int dp_timeout;
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23 };
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24
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25 #endif
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28 typedef struct {
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29 u_int changes;
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30 u_int events;
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31 } ngx_devpoll_conf_t;
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34 static int ngx_devpoll_init(ngx_cycle_t *cycle);
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35 static void ngx_devpoll_done(ngx_cycle_t *cycle);
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36 static int ngx_devpoll_add_event(ngx_event_t *ev, int event, u_int flags);
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37 static int ngx_devpoll_del_event(ngx_event_t *ev, int event, u_int flags);
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38 static int ngx_devpoll_set_event(ngx_event_t *ev, int event, u_int flags);
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39 static int ngx_devpoll_process_events(ngx_cycle_t *cycle);
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41 static void *ngx_devpoll_create_conf(ngx_cycle_t *cycle);
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42 static char *ngx_devpoll_init_conf(ngx_cycle_t *cycle, void *conf);
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44 static int dp = -1;
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45 static struct pollfd *change_list, *event_list;
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46 static u_int nchanges, max_changes, nevents;
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48 static ngx_event_t **change_index;
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51 static ngx_str_t devpoll_name = ngx_string("/dev/poll");
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53 static ngx_command_t ngx_devpoll_commands[] = {
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54
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55 {ngx_string("devpoll_changes"),
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56 NGX_EVENT_CONF|NGX_CONF_TAKE1,
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57 ngx_conf_set_num_slot,
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58 0,
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59 offsetof(ngx_devpoll_conf_t, changes),
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60 NULL},
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61
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62 {ngx_string("devpoll_events"),
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63 NGX_EVENT_CONF|NGX_CONF_TAKE1,
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64 ngx_conf_set_num_slot,
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65 0,
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66 offsetof(ngx_devpoll_conf_t, events),
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67 NULL},
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68
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69 ngx_null_command
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70 };
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73 ngx_event_module_t ngx_devpoll_module_ctx = {
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74 &devpoll_name,
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75 ngx_devpoll_create_conf, /* create configuration */
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76 ngx_devpoll_init_conf, /* init configuration */
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77
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78 {
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79 ngx_devpoll_add_event, /* add an event */
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80 ngx_devpoll_del_event, /* delete an event */
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81 ngx_devpoll_add_event, /* enable an event */
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82 ngx_devpoll_del_event, /* disable an event */
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83 NULL, /* add an connection */
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84 NULL, /* delete an connection */
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85 NULL, /* process the changes */
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86 ngx_devpoll_process_events, /* process the events */
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87 ngx_devpoll_init, /* init the events */
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88 ngx_devpoll_done, /* done the events */
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89 }
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90
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91 };
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92
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93 ngx_module_t ngx_devpoll_module = {
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94 NGX_MODULE,
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95 &ngx_devpoll_module_ctx, /* module context */
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96 ngx_devpoll_commands, /* module directives */
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97 NGX_EVENT_MODULE, /* module type */
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98 NULL, /* init module */
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99 NULL /* init process */
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100 };
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101
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102
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103 static int ngx_devpoll_init(ngx_cycle_t *cycle)
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104 {
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105 size_t n;
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106 ngx_devpoll_conf_t *dpcf;
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107
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108 dpcf = ngx_event_get_conf(cycle->conf_ctx, ngx_devpoll_module);
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109
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110 if (dp == -1) {
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111 dp = open("/dev/poll", O_RDWR);
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112
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113 if (dp == -1) {
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diff changeset
114 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
115 "open(/dev/poll) failed");
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
116 return NGX_ERROR;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
117 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
118 }
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
119
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
120 if (max_changes < dpcf->changes) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
121 if (nchanges) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
122 n = nchanges * sizeof(struct pollfd);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
123 if (write(dp, change_list, n) != (ssize_t) n) {
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
124 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
125 "write(/dev/poll) failed");
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
126 return NGX_ERROR;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
127 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
128
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
129 nchanges = 0;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
130 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
131
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
132 if (change_list) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
133 ngx_free(change_list);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
134 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
135
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
136 ngx_test_null(change_list,
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
137 ngx_alloc(sizeof(struct pollfd) * dpcf->changes,
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
138 cycle->log),
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
139 NGX_ERROR);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
140
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
141 if (change_index) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
142 ngx_free(change_index);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
143 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
144
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
145 ngx_test_null(change_index,
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
146 ngx_alloc(sizeof(ngx_event_t *) * dpcf->changes,
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
147 cycle->log),
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
148 NGX_ERROR);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
149 }
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
150
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
151 max_changes = dpcf->changes;
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
152
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
153 if (nevents < dpcf->events) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
154 if (event_list) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
155 ngx_free(event_list);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
156 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
157
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
158 ngx_test_null(event_list,
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
159 ngx_alloc(sizeof(struct pollfd) * dpcf->events,
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
160 cycle->log),
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
161 NGX_ERROR);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
162 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
163
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
164 nevents = dpcf->events;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
165
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
166 ngx_io = ngx_os_io;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
167
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
168 ngx_event_actions = ngx_devpoll_module_ctx.actions;
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
169
144
ef8c87afcfc5 nginx-0.0.1-2003-10-12-20:49:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 119
diff changeset
170 ngx_event_flags = NGX_USE_LEVEL_EVENT;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
172 return NGX_OK;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
173 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
174
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
175
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
176 static void ngx_devpoll_done(ngx_cycle_t *cycle)
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
177 {
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
178 if (close(dp) == -1) {
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
179 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
180 "close(/dev/poll) failed");
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
181 }
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
182
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
183 dp = -1;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
184
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
185 ngx_free(change_list);
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
186 ngx_free(event_list);
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
187 ngx_free(change_index);
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
188
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
189 change_list = NULL;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
190 event_list = NULL;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
191 change_index = NULL;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
192 max_changes = 0;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
193 nchanges = 0;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
194 nevents = 0;
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
195 }
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
196
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
197
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
198 static int ngx_devpoll_add_event(ngx_event_t *ev, int event, u_int flags)
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
199 {
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
200 #if (NGX_DEBUG)
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
201 ngx_connection_t *c;
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
202 #endif
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
203
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
204 #if (NGX_READ_EVENT != POLLIN)
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
205 event = (event == NGX_READ_EVENT) ? POLLIN : POLLOUT;
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
206 #endif
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
207
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
208 #if (NGX_DEBUG)
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
209 c = ev->data;
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
210 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
211 "devpoll add event: fd:%d ev:%04Xd", c->fd, event);
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
212 #endif
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
213
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
214 ev->active = 1;
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
215
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
216 return ngx_devpoll_set_event(ev, event, 0);
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
217 }
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
218
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
219
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
220 static int ngx_devpoll_del_event(ngx_event_t *ev, int event, u_int flags)
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
221 {
109
a9bc21d63fe4 nginx-0.0.1-2003-07-02-18:41:17 import
Igor Sysoev <igor@sysoev.ru>
parents: 96
diff changeset
222 ngx_event_t *e;
a9bc21d63fe4 nginx-0.0.1-2003-07-02-18:41:17 import
Igor Sysoev <igor@sysoev.ru>
parents: 96
diff changeset
223 ngx_connection_t *c;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
224
110
152567c11325 nginx-0.0.1-2003-07-02-22:51:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 109
diff changeset
225 c = ev->data;
152567c11325 nginx-0.0.1-2003-07-02-22:51:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 109
diff changeset
226
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
227 #if (NGX_READ_EVENT != POLLIN)
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
228 event = (event == NGX_READ_EVENT) ? POLLIN : POLLOUT;
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
229 #endif
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
230
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
231 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, ev->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
232 "devpoll del event: fd:%d ev:%04Xd", c->fd, event);
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
233
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
234 if (ngx_devpoll_set_event(ev, POLLREMOVE, flags) == NGX_ERROR) {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
235 return NGX_ERROR;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
236 }
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
237
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
238 ev->active = 0;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
239
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
240 if (flags & NGX_CLOSE_EVENT) {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
241 return NGX_OK;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
242 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
243
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
244 /* restore the paired event if it exists */
109
a9bc21d63fe4 nginx-0.0.1-2003-07-02-18:41:17 import
Igor Sysoev <igor@sysoev.ru>
parents: 96
diff changeset
245
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
246 if (event == POLLIN) {
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
247 e = c->write;
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
248 event = POLLOUT;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
249
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
250 } else {
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
251 e = c->read;
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
252 event = POLLIN;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
253 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
254
452
23fb87bddda1 nginx-0.1.1-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
255 if (e && e->active) {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
256 return ngx_devpoll_set_event(e, event, 0);
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
257 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
258
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
259 return NGX_OK;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
260 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
261
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
262
59
e8cdc2989cee nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 53
diff changeset
263 static int ngx_devpoll_set_event(ngx_event_t *ev, int event, u_int flags)
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
264 {
194
2357fa41738a nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 179
diff changeset
265 size_t n;
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
266 ngx_connection_t *c;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
267
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
268 c = ev->data;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
269
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
270 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, ev->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
271 "devpoll fd:%d ev:%04Xd fl:%04Xd", c->fd, event, flags);
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
272
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
273 if (nchanges >= max_changes) {
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
274 ngx_log_error(NGX_LOG_WARN, ev->log, 0,
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
275 "/dev/pool change list is filled up");
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
276
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
277 n = nchanges * sizeof(struct pollfd);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
278 if (write(dp, change_list, n) != (ssize_t) n) {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
279 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno,
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
280 "write(/dev/poll) failed");
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
281 return NGX_ERROR;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
282 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
283
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
284 nchanges = 0;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
285 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
286
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
287 change_list[nchanges].fd = c->fd;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
288 change_list[nchanges].events = event;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
289 change_list[nchanges].revents = 0;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
290
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
291 change_index[nchanges] = ev;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
292 ev->index = nchanges;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
293
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
294 nchanges++;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
295
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
296 if (flags & NGX_CLOSE_EVENT) {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
297 n = nchanges * sizeof(struct pollfd);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
298 if (write(dp, change_list, n) != (ssize_t) n) {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
299 ngx_log_error(NGX_LOG_ALERT, ev->log, ngx_errno,
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
300 "write(/dev/poll) failed");
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
301 return NGX_ERROR;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
302 }
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
303
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
304 nchanges = 0;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
305 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
306
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
307 return NGX_OK;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
308 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
309
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
310
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
311 int ngx_devpoll_process_events(ngx_cycle_t *cycle)
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
312 {
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
313 int events, revents;
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
314 ngx_int_t i;
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
315 ngx_uint_t j, lock, accept_lock, expire;
194
2357fa41738a nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 179
diff changeset
316 size_t n;
179
9f3a78b06c48 nginx-0.0.1-2003-11-11-21:13:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 178
diff changeset
317 ngx_msec_t timer;
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
318 ngx_err_t err;
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
319 ngx_cycle_t **old_cycle;
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
320 ngx_event_t *rev, *wev;
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
321 ngx_connection_t *c;
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
322 ngx_epoch_msec_t delta;
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
323 struct dvpoll dvp;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
324 struct timeval tv;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
325
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
326 for ( ;; ) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
327 timer = ngx_event_find_timer();
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
328
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
329 if (timer != 0) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
330 break;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
331 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
332
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
333 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
334 "devpoll expired timer");
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
335
318
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 317
diff changeset
336 ngx_event_expire_timers((ngx_msec_t)
56496082668b nginx-0.0.3-2004-04-16-09:14:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 317
diff changeset
337 (ngx_elapsed_msec - ngx_old_elapsed_msec));
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
338 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
339
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
340 /* NGX_TIMER_INFINITE == INFTIM */
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
341
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
342 if (timer == NGX_TIMER_INFINITE) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
343 expire = 0;
53
d1e42f1b8fd4 nginx-0.0.1-2003-01-27-00:08:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 50
diff changeset
344
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
345 } else {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
346 expire = 1;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
347 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
348
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
349 ngx_old_elapsed_msec = ngx_elapsed_msec;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
350 accept_lock = 0;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
351
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
352 if (ngx_accept_mutex) {
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
353 if (ngx_accept_disabled > 0) {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
354 ngx_accept_disabled--;
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
355
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
356 } else {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
357 if (ngx_trylock_accept_mutex(cycle) == NGX_ERROR) {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
358 return NGX_ERROR;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
359 }
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
360
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
361 if (ngx_accept_mutex_held) {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
362 accept_lock = 1;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
363
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
364 } else if (timer == NGX_TIMER_INFINITE
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
365 || timer > ngx_accept_mutex_delay)
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
366 {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
367 timer = ngx_accept_mutex_delay;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
368 expire = 0;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
369 }
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
370 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
371 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
372
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
373 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
374 "devpoll timer: %d", timer);
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
375
47
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
376 if (nchanges) {
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
377 n = nchanges * sizeof(struct pollfd);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
378 if (write(dp, change_list, n) != (ssize_t) n) {
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
379 ngx_log_error(NGX_LOG_ALERT, cycle->log, ngx_errno,
47
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
380 "write(/dev/poll) failed");
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
381 ngx_accept_mutex_unlock();
47
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
382 return NGX_ERROR;
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
383 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
384 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
385
40
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 39
diff changeset
386 dvp.dp_fds = event_list;
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 39
diff changeset
387 dvp.dp_nfds = nevents;
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 39
diff changeset
388 dvp.dp_timeout = timer;
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 39
diff changeset
389 events = ioctl(dp, DP_POLL, &dvp);
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
390
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
391 if (events == -1) {
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
392 err = ngx_errno;
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
393 } else {
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
394 err = 0;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
395 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
396
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
397 nchanges = 0;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
398
179
9f3a78b06c48 nginx-0.0.1-2003-11-11-21:13:43 import
Igor Sysoev <igor@sysoev.ru>
parents: 178
diff changeset
399 ngx_gettimeofday(&tv);
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
400 ngx_time_update(tv.tv_sec);
178
a8ff48d26cca nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents: 167
diff changeset
401
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
402 delta = ngx_elapsed_msec;
389
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 381
diff changeset
403 ngx_elapsed_msec = (ngx_epoch_msec_t) tv.tv_sec * 1000
537de4dca8ca nginx-0.0.7-2004-07-13-21:59:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 381
diff changeset
404 + tv.tv_usec / 1000 - ngx_start_msec;
178
a8ff48d26cca nginx-0.0.1-2003-11-11-00:09:22 import
Igor Sysoev <igor@sysoev.ru>
parents: 167
diff changeset
405
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
406 if (err) {
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
407 ngx_log_error((err == NGX_EINTR) ? NGX_LOG_INFO : NGX_LOG_ALERT,
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
408 cycle->log, err, "ioctl(DP_POLL) failed");
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
409 ngx_accept_mutex_unlock();
246
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
410 return NGX_ERROR;
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
411 }
6753e8cdaa2c nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 245
diff changeset
412
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
413 if (timer != NGX_TIMER_INFINITE) {
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
414 delta = ngx_elapsed_msec - delta;
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
415
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
416 ngx_log_debug2(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: 243
diff changeset
417 "devpoll timer: %d, delta: %d", timer, (int) delta);
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
418 } else {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
419 if (events == 0) {
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
420 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
119
cd54bcbaf3b5 nginx-0.0.1-2003-07-21-01:15:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 116
diff changeset
421 "ioctl(DP_POLL) returned no events without timeout");
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
422 ngx_accept_mutex_unlock();
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
423 return NGX_ERROR;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
424 }
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
425 }
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
426
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
427 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
428 ngx_accept_mutex_unlock();
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
429 return NGX_ERROR;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
430 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
431
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
432 lock = 1;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
433
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
434 for (i = 0; i < events; i++) {
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
435 c = &ngx_cycle->connections[event_list[i].fd];
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
436
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
437 if (c->fd == -1) {
473
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
438 if (ngx_cycle->read_events[event_list[i].fd].closed) {
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
439 continue;
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
440 }
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
441
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
442 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0, "unexpected event");
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
443 continue;
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
444 }
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
445
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
446 #if 0
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
447 if (c->fd == -1) {
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
448 old_cycle = ngx_old_cycles.elts;
116
571bcbff82c5 nginx-0.0.1-2003-07-11-08:50:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 115
diff changeset
449 for (j = 0; j < ngx_old_cycles.nelts; j++) {
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
450 if (old_cycle[j] == NULL) {
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
451 continue;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
452 }
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
453 c = &old_cycle[j]->connections[event_list[i].fd];
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
454 if (c->fd != -1) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
455 break;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
456 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
457 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
458 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
459
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
460 if (c->fd == -1) {
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
461 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0, "unknown cycle");
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
462 exit(1);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
463 }
473
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
464 #endif
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
465
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
466 revents = event_list[i].revents;
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
467
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
468 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, cycle->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
469 "devpoll: fd:%d, ev:%04Xd, rev:%04Xd",
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
470 event_list[i].fd, event_list[i].events, revents);
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
471
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
472 if (revents & (POLLERR|POLLHUP|POLLNVAL)) {
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
473 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
474 "ioctl(DP_POLL) error fd:%d ev:%04Xd rev:%04Xd",
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
475 event_list[i].fd, event_list[i].events, revents);
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
476 }
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
477
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
478 if (revents & ~(POLLIN|POLLOUT|POLLERR|POLLHUP|POLLNVAL)) {
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 247
diff changeset
479 ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
480 "strange ioctl(DP_POLL) events "
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 452
diff changeset
481 "fd:%d ev:%04Xd rev:%04Xd",
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
482 event_list[i].fd, event_list[i].events, revents);
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
483 }
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
484
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
485 if ((revents & (POLLERR|POLLHUP|POLLNVAL))
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
486 && (revents & (POLLIN|POLLOUT)) == 0)
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
487 {
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
488 /*
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
489 * if the error events were returned without POLLIN or POLLOUT,
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
490 * then add these flags to handle the events at least in one
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
491 * active handler
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
492 */
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
493
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
494 revents |= POLLIN|POLLOUT;
247
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
495 }
008276b9e061 nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents: 246
diff changeset
496
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
497 wev = c->write;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
498
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
499 if ((revents & POLLOUT) && wev->active) {
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
500 wev->ready = 1;
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
501
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
502 if (!ngx_threaded && !ngx_accept_mutex_held) {
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
503 wev->event_handler(wev);
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
504
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
505 } else {
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
506 ngx_post_event(wev);
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
507 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
508 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
509
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
510 /*
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
511 * POLLIN must be handled after POLLOUT because we use
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
512 * the optimization to avoid the unnecessary mutex locking/unlocking
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
513 * if the accept event is the last one.
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
514 */
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
515
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
516 rev = c->read;
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
517
483
621229427cba nginx-0.1.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 473
diff changeset
518 if ((revents & POLLIN) && rev->active) {
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
519 rev->ready = 1;
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
520
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
521 if (!ngx_threaded && !ngx_accept_mutex_held) {
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
522 rev->event_handler(rev);
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
523
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
524 } else if (!rev->accept) {
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
525 ngx_post_event(rev);
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
526
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
527 } else if (ngx_accept_disabled <= 0) {
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
528 ngx_mutex_unlock(ngx_posted_events_mutex);
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
529
381
02a511569afb nginx-0.0.7-2004-07-07-19:01:00 import
Igor Sysoev <igor@sysoev.ru>
parents: 380
diff changeset
530 c->read->event_handler(rev);
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
531
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
532 if (ngx_accept_disabled > 0) {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
533 ngx_accept_mutex_unlock();
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
534 accept_lock = 0;
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
535 }
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
536
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
537 if (i + 1 == events) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
538 lock = 0;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
539 break;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
540 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
541
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
542 if (ngx_mutex_lock(ngx_posted_events_mutex) == NGX_ERROR) {
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
543 if (accept_lock) {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
544 ngx_accept_mutex_unlock();
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
545 }
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
546 return NGX_ERROR;
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
547 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
548 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
549 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
550 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
551
323
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
552 if (accept_lock) {
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
553 ngx_accept_mutex_unlock();
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
554 }
ba876b26b76d nginx-0.0.3-2004-04-21-22:54:33 import
Igor Sysoev <igor@sysoev.ru>
parents: 318
diff changeset
555
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
556 if (lock) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
557 ngx_mutex_unlock(ngx_posted_events_mutex);
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
558 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
559
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
560 if (expire && delta) {
245
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
561 ngx_event_expire_timers((ngx_msec_t) delta);
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
562 }
e6c005b66b3a nginx-0.0.1-2004-01-30-00:45:01 import
Igor Sysoev <igor@sysoev.ru>
parents: 243
diff changeset
563
316
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
564 if (!ngx_threaded) {
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
565 ngx_event_process_posted(cycle);
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
566 }
a0beefedaf94 nginx-0.0.3-2004-04-15-00:34:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
567
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
568 return NGX_OK;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
569 }
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
570
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
571
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
572 static void *ngx_devpoll_create_conf(ngx_cycle_t *cycle)
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
573 {
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
574 ngx_devpoll_conf_t *dpcf;
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
575
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
576 ngx_test_null(dpcf, ngx_palloc(cycle->pool, sizeof(ngx_devpoll_conf_t)),
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
577 NGX_CONF_ERROR);
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
578
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
579 dpcf->changes = NGX_CONF_UNSET;
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
580 dpcf->events = NGX_CONF_UNSET;
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
581
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
582 return dpcf;
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
583 }
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
584
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
585
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
586 static char *ngx_devpoll_init_conf(ngx_cycle_t *cycle, void *conf)
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
587 {
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
588 ngx_devpoll_conf_t *dpcf = conf;
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
589
116
571bcbff82c5 nginx-0.0.1-2003-07-11-08:50:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 115
diff changeset
590 ngx_conf_init_unsigned_value(dpcf->changes, 512);
571bcbff82c5 nginx-0.0.1-2003-07-11-08:50:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 115
diff changeset
591 ngx_conf_init_unsigned_value(dpcf->events, 512);
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
592
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
593 return NGX_CONF_OK;
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
594 }