annotate src/event/modules/ngx_devpoll_module.c @ 116:571bcbff82c5

nginx-0.0.1-2003-07-11-08:50:59 import
author Igor Sysoev <igor@sysoev.ru>
date Fri, 11 Jul 2003 04:50:59 +0000
parents be27f922b9a2
children cd54bcbaf3b5
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1
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2 /*
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3 * Copyright (C) 2002-2003 Igor Sysoev, http://sysoev.ru
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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 (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_log_t *log);
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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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43
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44 static int dp;
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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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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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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 ngx_devpoll_process_events, /* process the events */
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86 ngx_devpoll_init, /* init the events */
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87 ngx_devpoll_done, /* done the events */
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88 }
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89
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90 };
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91
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92 ngx_module_t ngx_devpoll_module = {
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93 NGX_MODULE,
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94 &ngx_devpoll_module_ctx, /* module context */
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95 ngx_devpoll_commands, /* module directives */
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96 NGX_EVENT_MODULE, /* module type */
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97 NULL, /* init module */
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98 NULL /* init child */
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99 };
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100
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101
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102 static int ngx_devpoll_init(ngx_cycle_t *cycle)
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103 {
115
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104 int n;
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105 ngx_devpoll_conf_t *dpcf;
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106
115
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107 dpcf = ngx_event_get_conf(cycle->conf_ctx, ngx_devpoll_module);
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108
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109 ngx_log_debug(cycle->log, "CH: %d" _ dpcf->changes);
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110 ngx_log_debug(cycle->log, "EV: %d" _ dpcf->events);
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111
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112 if (dp == -1) {
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113 dp = open("/dev/poll", O_RDWR);
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114
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115 if (dp == -1) {
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116 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno,
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parents: 114
diff changeset
117 "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
118 return NGX_ERROR;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
119 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
120 }
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
121
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
122 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
123 if (nchanges) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
124 n = nchanges * sizeof(struct pollfd);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
125 if (write(dp, change_list, n) != n) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
126 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
127 "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
128 return NGX_ERROR;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
129 }
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 nchanges = 0;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
132 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
133
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
134 if (change_list) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
135 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
136 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
137
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
138 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
139 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
140 cycle->log),
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
141 NGX_ERROR);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
142
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
143 if (change_index) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
144 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
145 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
146
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
147 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
148 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
149 cycle->log),
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
150 NGX_ERROR);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
151 }
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
152
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
153 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
154
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
155 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
156 if (event_list) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
157 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
158 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
159
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
160 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
161 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
162 cycle->log),
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
163 NGX_ERROR);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
164 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
165
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
166 nevents = dpcf->events;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
167
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
168 if (ngx_event_timer_init(cycle) == NGX_ERROR) {
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
169 return NGX_ERROR;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
170 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
171
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
172 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
173
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
174 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
175
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
176 ngx_event_flags = NGX_HAVE_LEVEL_EVENT|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
177
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
178 return NGX_OK;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
179 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
180
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
181
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
182 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
183 {
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
184 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
185 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
186 "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
187 }
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 dp = -1;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
190
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
191 ngx_event_timer_done(cycle);
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
192
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
193 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
194 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
195 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
196
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
197 change_list = NULL;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
198 event_list = NULL;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
199 change_index = NULL;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
200 max_changes = 0;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
201 nchanges = 0;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
202 nevents = 0;
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
203 }
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
204
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
205
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
206 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
207 {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
208 #if (NGX_DEBUG_EVENT)
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
209 ngx_connection_t *c = (ngx_connection_t *) ev->data;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
210 #endif
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
211
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
212 #if (NGX_READ_EVENT != POLLIN)
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
213 if (event == NGX_READ_EVENT) {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
214 event = POLLOUT;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
215 #if (NGX_WRITE_EVENT != POLLOUT)
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
216 } else {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
217 event = POLLIN;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
218 #endif
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
219 }
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
220 #endif
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
221
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
222 #if (NGX_DEBUG_EVENT)
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
223 c = (ngx_connection_t *) ev->data;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
224 ngx_log_debug(ev->log, "add event: %d:%d" _ c->fd _ event);
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
225 #endif
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
226
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
227 ev->active = 1;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
228 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
229 }
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
230
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
231
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
232 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
233 {
109
a9bc21d63fe4 nginx-0.0.1-2003-07-02-18:41:17 import
Igor Sysoev <igor@sysoev.ru>
parents: 96
diff changeset
234 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
235 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
236
110
152567c11325 nginx-0.0.1-2003-07-02-22:51:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 109
diff changeset
237 c = ev->data;
152567c11325 nginx-0.0.1-2003-07-02-22:51:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 109
diff changeset
238
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
239 #if (NGX_DEBUG_EVENT)
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
240 ngx_log_debug(c->log, "del event: %d, %d" _ c->fd _ event);
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
241 #endif
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
242
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
243 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
244 return NGX_ERROR;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
245 }
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
246
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
247 ev->active = 0;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
248
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
249 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
250 return NGX_OK;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
251 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
252
110
152567c11325 nginx-0.0.1-2003-07-02-22:51:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 109
diff changeset
253 /* we need to restore the second 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
254
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
255 if (event == NGX_READ_EVENT) {
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
256 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
257 event = POLLOUT;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
258
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
259 } else {
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
260 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
261 event = POLLIN;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
262 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
263
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
264 if (e) {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
265 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
266 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
267
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
268 return NGX_OK;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
269 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
270
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
271
59
e8cdc2989cee nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 53
diff changeset
272 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
273 {
96
a23d010f356d nginx-0.0.1-2003-05-27-16:18:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 93
diff changeset
274 int n;
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
275 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
276
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
277 c = ev->data;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
278
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
279 #if (NGX_DEBUG_EVENT)
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
280 ngx_log_debug(ev->log, "devpoll fd:%d event:%d flush:%d" _
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
281 c->fd _ event _ flags);
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
282 #endif
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
283
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
284 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
285 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
286 "/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
287
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
288 n = nchanges * sizeof(struct pollfd);
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
289 if (write(dp, change_list, n) != n) {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
290 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
291 "write(/dev/poll) failed");
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
292 return NGX_ERROR;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
293 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
294
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
295 nchanges = 0;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
296 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
297
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
298 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
299 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
300 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
301
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
302 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
303 ev->index = nchanges;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
304
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
305 nchanges++;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
306
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
307 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
308 n = nchanges * sizeof(struct pollfd);
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
309 if (write(dp, change_list, n) != n) {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
310 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
311 "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
312 return NGX_ERROR;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
313 }
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
314
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
315 nchanges = 0;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
316 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
317
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
318 return NGX_OK;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
319 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
320
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
321
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
322 int ngx_devpoll_process_events(ngx_log_t *log)
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
323 {
116
571bcbff82c5 nginx-0.0.1-2003-07-11-08:50:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 115
diff changeset
324 int events, n, i, j;
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
325 ngx_msec_t timer, delta;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
326 ngx_err_t err;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
327 ngx_cycle_t **cycle;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
328 ngx_connection_t *c;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
329 struct dvpoll dvp;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
330 struct timeval tv;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
331
53
d1e42f1b8fd4 nginx-0.0.1-2003-01-27-00:08:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 50
diff changeset
332 timer = ngx_event_find_timer();
d1e42f1b8fd4 nginx-0.0.1-2003-01-27-00:08:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 50
diff changeset
333
d1e42f1b8fd4 nginx-0.0.1-2003-01-27-00:08:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 50
diff changeset
334 if (timer) {
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
335 gettimeofday(&tv, NULL);
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
336 delta = tv.tv_sec * 1000 + tv.tv_usec / 1000;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
337
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
338 } else {
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
339 timer = INFTIM;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
340 delta = 0;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
341 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
342
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
343 #if (NGX_DEBUG_EVENT)
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
344 ngx_log_debug(log, "devpoll timer: %d" _ timer);
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
345 #endif
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
346
47
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
347 if (nchanges) {
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
348 n = nchanges * sizeof(struct pollfd);
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
349 if (write(dp, change_list, n) != n) {
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
350 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno,
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
351 "write(/dev/poll) failed");
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
352 return NGX_ERROR;
d81326c3b21b nginx-0.0.1-2003-01-15-10:02:27 import
Igor Sysoev <igor@sysoev.ru>
parents: 40
diff changeset
353 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
354 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
355
40
d5d4f3bba6f0 nginx-0.0.1-2002-12-26-10:24:21 import
Igor Sysoev <igor@sysoev.ru>
parents: 39
diff changeset
356 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
357 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
358 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
359 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
360
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
361 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
362 err = ngx_errno;
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
363 } else {
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
364 err = 0;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
365 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
366
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
367 nchanges = 0;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
368
59
e8cdc2989cee nginx-0.0.1-2003-02-06-20:21:13 import
Igor Sysoev <igor@sysoev.ru>
parents: 53
diff changeset
369 if ((int) timer != INFTIM) {
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
370 gettimeofday(&tv, NULL);
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
371 delta = tv.tv_sec * 1000 + tv.tv_usec / 1000 - delta;
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
372
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
373 #if (NGX_DEBUG_EVENT)
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
374 ngx_log_debug(log, "devpoll timer: %d, delta: %d" _ timer _ delta);
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
375 #endif
69
e43f406e4525 nginx-0.0.1-2003-03-20-19:09:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 59
diff changeset
376 ngx_event_expire_timers(delta);
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
377
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
378 } else {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
379 if (events == 0) {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
380 ngx_log_error(NGX_LOG_ALERT, log, 0,
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
381 "ioctl(DP_POLL) returns no events without timeout");
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
382 return NGX_ERROR;
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
383 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
384
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
385 #if (NGX_DEBUG_EVENT)
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
386 ngx_log_debug(log, "devpoll timer: %d, delta: %d" _ timer _ delta);
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
387 #endif
114
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
388 }
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
389
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
390 if (err) {
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
391 ngx_log_error(NGX_LOG_ALERT, log, err, "ioctl(DP_POLL) failed");
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
392 return NGX_ERROR;
ac69ab96328d nginx-0.0.1-2003-07-07-10:11:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 110
diff changeset
393 }
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
394
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
395 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
396 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
397
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
398 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
399 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
400 for (j = 0; j < ngx_old_cycles.nelts; j++) {
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
401 if (cycle[i] == NULL) {
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
402 continue;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
403 }
116
571bcbff82c5 nginx-0.0.1-2003-07-11-08:50:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 115
diff changeset
404 c = &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
405 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
406 break;
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
407 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
408 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
409 }
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
410
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
411 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
412 ngx_log_error(NGX_LOG_ALERT, log, 0, "unkonwn cycle");
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
413 exit(1);
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
414 }
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
415
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
416 #if (NGX_DEBUG_EVENT)
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
417 ngx_log_debug(log, "devpoll: %d: ev:%d rev:%d" _
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
418 event_list[i].fd _
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
419 event_list[i].events _ event_list[i].revents);
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
420 #endif
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
421
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
422 if (event_list[i].revents & POLLIN) {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
423 if (!c->read->active) {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
424 continue;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
425 }
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
426
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
427 c->read->ready = 1;
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
428 c->read->event_handler(c->read);
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
429 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
430
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
431 if (event_list[i].revents & POLLOUT) {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
432 if (!c->write->active) {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
433 continue;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
434 }
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
435
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
436 c->write->ready = 1;
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
437 c->write->event_handler(c->write);
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
438 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
439
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
440 if (event_list[i].revents & (POLLERR|POLLHUP|POLLNVAL)) {
39
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
441 err = 0;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
442 if (event_list[i].revents & POLLNVAL) {
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
443 err = EBADF;
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
444 }
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
445
83fa61cd3d2f nginx-0.0.1-2002-12-24-20:30:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 36
diff changeset
446 ngx_log_error(NGX_LOG_ERR, log, err,
36
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
447 "ioctl(DP_POLL) error on %d:%d",
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
448 event_list[i].fd, event_list[i].revents);
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
449 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
450 }
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
451
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
452 return NGX_OK;
c14d7232b11f nginx-0.0.1-2002-12-23-09:29:22 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
453 }
92
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
454
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
455
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
456 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
457 {
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
458 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
459
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
460 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
461 NGX_CONF_ERROR);
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
462
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
463 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
464 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
465
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
466 return dpcf;
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
467 }
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
468
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
469
115
be27f922b9a2 nginx-0.0.1-2003-07-10-20:26:57 import
Igor Sysoev <igor@sysoev.ru>
parents: 114
diff changeset
470 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
471 {
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
472 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
473
116
571bcbff82c5 nginx-0.0.1-2003-07-11-08:50:59 import
Igor Sysoev <igor@sysoev.ru>
parents: 115
diff changeset
474 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
475 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
476
19cc647ecd91 nginx-0.0.1-2003-05-20-19:37:55 import
Igor Sysoev <igor@sysoev.ru>
parents: 69
diff changeset
477 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
478 }