Mercurial > hg > nginx
annotate src/event/modules/ngx_rtsig_module.c @ 260:5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
author | Igor Sysoev <igor@sysoev.ru> |
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date | Tue, 17 Feb 2004 17:53:12 +0000 |
parents | src/event/modules/ngx_sigio_module.c@008276b9e061 |
children | bdd631bf1a1c |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) 2002-2004 Igor Sysoev, http://sysoev.ru/en/ |
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4 */ |
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5 |
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6 |
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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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10 |
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11 |
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12 #if (TEST_BUILD_RTSIG) |
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13 |
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14 #define F_SETSIG 10 |
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15 #define SIGRTMIN 33 |
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16 #define si_fd __spare__[0] |
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17 |
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18 int sigwaitinfo(const sigset_t *set, siginfo_t *info); |
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19 |
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20 int sigtimedwait(const sigset_t *set, siginfo_t *info, |
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21 const struct timespec *timeout); |
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22 |
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23 int sigwaitinfo(const sigset_t *set, siginfo_t *info) |
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24 { |
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25 return -1; |
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26 } |
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27 |
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28 int sigtimedwait(const sigset_t *set, siginfo_t *info, |
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29 const struct timespec *timeout) |
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30 { |
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31 return -1; |
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32 } |
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33 |
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34 #endif |
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35 |
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36 |
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37 typedef struct { |
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38 int signo; |
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39 } ngx_rtsig_conf_t; |
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40 |
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41 |
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42 static int ngx_rtsig_init(ngx_cycle_t *cycle); |
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43 static void ngx_rtsig_done(ngx_cycle_t *cycle); |
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44 static int ngx_rtsig_add_connection(ngx_connection_t *c); |
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45 static int ngx_rtsig_del_connection(ngx_connection_t *c); |
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46 static int ngx_rtsig_process_events(ngx_log_t *log); |
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47 |
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48 static void *ngx_rtsig_create_conf(ngx_cycle_t *cycle); |
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49 static char *ngx_rtsig_init_conf(ngx_cycle_t *cycle, void *conf); |
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50 |
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51 |
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52 static sigset_t set; |
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53 |
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54 |
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55 static ngx_str_t rtsig_name = ngx_string("rtsig"); |
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56 |
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57 static ngx_command_t ngx_rtsig_commands[] = { |
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58 |
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59 {ngx_string("rtsig_signo"), |
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60 NGX_EVENT_CONF|NGX_CONF_TAKE1, |
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61 ngx_conf_set_num_slot, |
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62 0, |
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63 offsetof(ngx_rtsig_conf_t, signo), |
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64 NULL}, |
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65 |
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66 ngx_null_command |
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67 }; |
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68 |
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69 |
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70 ngx_event_module_t ngx_rtsig_module_ctx = { |
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71 &rtsig_name, |
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72 ngx_rtsig_create_conf, /* create configuration */ |
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73 ngx_rtsig_init_conf, /* init configuration */ |
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74 |
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75 { |
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76 NULL, /* add an event */ |
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77 NULL, /* delete an event */ |
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78 NULL, /* enable an event */ |
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79 NULL, /* disable an event */ |
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80 ngx_rtsig_add_connection, /* add an connection */ |
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81 ngx_rtsig_del_connection, /* delete an connection */ |
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82 ngx_rtsig_process_events, /* process the events */ |
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83 ngx_rtsig_init, /* init the events */ |
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84 ngx_rtsig_done, /* done the events */ |
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85 } |
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86 |
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87 }; |
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88 |
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89 ngx_module_t ngx_rtsig_module = { |
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90 NGX_MODULE, |
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91 &ngx_rtsig_module_ctx, /* module context */ |
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92 ngx_rtsig_commands, /* module directives */ |
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93 NGX_EVENT_MODULE, /* module type */ |
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94 NULL, /* init module */ |
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95 NULL /* init child */ |
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96 }; |
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97 |
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98 |
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99 static int ngx_rtsig_init(ngx_cycle_t *cycle) |
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100 { |
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101 ngx_rtsig_conf_t *rtscf; |
246
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102 |
260
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103 rtscf = ngx_event_get_conf(cycle->conf_ctx, ngx_rtsig_module); |
246
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diff
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104 |
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105 sigemptyset(&set); |
260
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106 sigaddset(&set, rtscf->signo); |
246
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107 sigaddset(&set, SIGIO); |
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diff
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108 |
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109 if (sigprocmask(SIG_BLOCK, &set, NULL) == -1) { |
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110 ngx_log_error(NGX_LOG_EMERG, cycle->log, ngx_errno, |
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diff
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111 "sigprocmask() failed"); |
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112 return NGX_ERROR; |
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113 } |
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114 |
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115 ngx_io = ngx_os_io; |
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116 |
260
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117 ngx_event_actions = ngx_rtsig_module_ctx.actions; |
246
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118 |
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119 ngx_event_flags = NGX_USE_SIGIO_EVENT; |
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120 |
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121 return NGX_OK; |
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122 } |
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diff
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123 |
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124 |
260
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125 static void ngx_rtsig_done(ngx_cycle_t *cycle) |
246
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126 { |
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127 } |
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128 |
60
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129 |
260
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130 static int ngx_rtsig_add_connection(ngx_connection_t *c) |
246
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131 { |
260
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132 ngx_rtsig_conf_t *rtscf; |
246
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133 |
260
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134 rtscf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_rtsig_module); |
246
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diff
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|
135 |
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136 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0, |
260
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137 "rtsig add connection: fd:%d signo:%d", c->fd, rtscf->signo); |
60
50186b49f2ad
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
138 |
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139 if (fcntl(c->fd, F_SETFL, O_RDWR|O_NONBLOCK|O_ASYNC) == -1) { |
246
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parents:
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140 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
60
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nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
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|
141 "fcntl(O_RDWR|O_NONBLOCK|O_ASYNC) failed"); |
50186b49f2ad
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142 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
143 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
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144 |
260
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diff
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145 if (fcntl(c->fd, F_SETSIG, rtscf->signo) == -1) { |
246
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parents:
60
diff
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|
146 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
60
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nginx-0.0.1-2003-02-11-10:14:40 import
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parents:
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|
147 "fcntl(F_SETSIG) failed"); |
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148 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
149 } |
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parents:
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150 |
246
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parents:
60
diff
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|
151 if (fcntl(c->fd, F_SETOWN, ngx_getpid()) == -1) { |
6753e8cdaa2c
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152 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
60
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parents:
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|
153 "fcntl(F_SETOWN) failed"); |
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Igor Sysoev <igor@sysoev.ru>
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154 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
155 } |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
156 |
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parents:
diff
changeset
|
157 #if (HAVE_ONESIGFD) |
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parents:
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158 if (fcntl(c->fd, F_SETAUXFL, O_ONESIGFD) == -1) { |
246
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parents:
60
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|
159 ngx_log_error(NGX_LOG_ALERT, c->log, ngx_errno, |
60
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nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
160 "fcntl(F_SETAUXFL) failed"); |
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parents:
diff
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|
161 return NGX_ERROR; |
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parents:
diff
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|
162 } |
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nginx-0.0.1-2003-02-11-10:14:40 import
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parents:
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|
163 #endif |
50186b49f2ad
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|
164 |
246
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parents:
60
diff
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|
165 c->read->active = 1; |
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parents:
60
diff
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|
166 c->write->active = 1; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
167 |
60
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parents:
diff
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|
168 return NGX_OK; |
50186b49f2ad
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
169 } |
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
170 |
246
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parents:
60
diff
changeset
|
171 |
260
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nginx-0.0.2-2004-02-17-20:53:12 import
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parents:
247
diff
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|
172 static int ngx_rtsig_del_connection(ngx_connection_t *c) |
246
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parents:
60
diff
changeset
|
173 { |
6753e8cdaa2c
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parents:
60
diff
changeset
|
174 c->read->active = 0; |
6753e8cdaa2c
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parents:
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diff
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|
175 c->write->active = 0; |
6753e8cdaa2c
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Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
176 |
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nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
60
diff
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|
177 return NGX_OK; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
178 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
179 |
6753e8cdaa2c
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Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
180 |
260
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nginx-0.0.2-2004-02-17-20:53:12 import
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parents:
247
diff
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|
181 int ngx_rtsig_process_events(ngx_log_t *log) |
60
50186b49f2ad
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parents:
diff
changeset
|
182 { |
246
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nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
60
diff
changeset
|
183 int signo; |
6753e8cdaa2c
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parents:
60
diff
changeset
|
184 ngx_int_t instance, i; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
60
diff
changeset
|
185 size_t n; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
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parents:
60
diff
changeset
|
186 ngx_msec_t timer; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
187 ngx_err_t err; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
188 ngx_cycle_t **cycle; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
189 siginfo_t si; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
190 struct timeval tv; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
191 struct timespec ts; |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
192 struct sigaction sa; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
193 ngx_connection_t *c; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
194 ngx_epoch_msec_t delta; |
260
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nginx-0.0.2-2004-02-17-20:53:12 import
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parents:
247
diff
changeset
|
195 ngx_rtsig_conf_t *rtscf; |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
196 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
197 timer = ngx_event_find_timer(); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
198 ngx_old_elapsed_msec = ngx_elapsed_msec; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
199 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
200 if (timer) { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
201 ts.tv_sec = timer / 1000; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
202 ts.tv_nsec = (timer % 1000) * 1000000; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
203 } |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
204 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
205 ngx_log_debug1(NGX_LOG_DEBUG_EVENT, log, 0, "rtsig timer: %d", timer); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
206 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
207 if (timer) { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
208 signo = sigtimedwait(&set, &si, &ts); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
209 } else { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
210 signo = sigwaitinfo(&set, &si); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
211 } |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
212 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
213 if (signo == -1) { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
214 err = ngx_errno; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
215 } else { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
216 err = 0; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
217 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
218 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
219 ngx_gettimeofday(&tv); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
220 ngx_time_update(tv.tv_sec); |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
221 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
222 delta = ngx_elapsed_msec; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
223 ngx_elapsed_msec = tv.tv_sec * 1000 + tv.tv_usec / 1000 - ngx_start_msec; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
224 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
225 if (signo == -1) { |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
226 ngx_log_error((err == NGX_EINTR) ? NGX_LOG_INFO : NGX_LOG_ALERT, |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
227 log, err, |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
228 timer ? "sigtimedwait() failed" : "sigwaitinfo() failed"); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
229 return NGX_ERROR; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
230 } |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
231 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
232 if (timer) { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
233 delta = ngx_elapsed_msec - delta; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
234 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
235 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, log, 0, |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
236 "rtsig timer: %d, delta: %d", timer, (int) delta); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
237 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
238 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
239 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, log, 0, |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
240 "signo:%d fd:%d band:%X", signo, si.si_fd, si.si_band); |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
241 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
242 rtscf = ngx_event_get_conf(ngx_cycle->conf_ctx, ngx_rtsig_module); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
243 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
244 if (signo == rtscf->signo) { |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
245 |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
246 /* TODO: old_cycles */ |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
247 c = &ngx_cycle->connections[si.si_fd]; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
248 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
249 /* TODO: stale signals */ |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
250 |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
251 if (si.si_band & (POLLIN|POLLHUP|POLLERR)) { |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
252 if (c->read->active) { |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
253 c->read->ready = 1; |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
254 c->read->event_handler(c->read); |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
255 } |
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
256 } |
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
257 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
258 if (si.si_band & (POLLOUT|POLLHUP|POLLERR)) { |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
259 if (c->write->active) { |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
260 c->write->ready = 1; |
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
261 c->write->event_handler(c->write); |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
262 } |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
263 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
264 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
265 } else if (signo == SIGIO) { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
266 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
267 "signal queue overflowed: " |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
268 "SIGIO, fd:%d, band:%X", si.si_fd, si.si_band); |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
269 |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
270 ngx_memzero(&sa, sizeof(struct sigaction)); |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
271 sa.sa_handler = SIG_DFL; |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
272 sigemptyset(&sa.sa_mask); |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
273 if (sigaction(rtscf->signo, &sa, NULL) == -1) { |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
274 ngx_log_error(NGX_LOG_ALERT, log, ngx_errno, |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
275 "sigaction(%d, SIG_DFL) failed", rtscf->signo); |
247
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
276 } |
008276b9e061
nginx-0.0.1-2004-02-01-11:10:52 import
Igor Sysoev <igor@sysoev.ru>
parents:
246
diff
changeset
|
277 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
278 } else { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
279 ngx_log_error(NGX_LOG_ALERT, log, 0, |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
280 timer ? "sigtimedwait() returned unexpected signal: %d": |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
281 "sigwaitinfo() returned unexpected signal: %d", |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
282 signo); |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
283 return NGX_ERROR; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
284 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
285 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
286 if (timer != (ngx_msec_t) -1 && delta) { |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
287 ngx_event_expire_timers((ngx_msec_t) delta); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
288 } |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
289 |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
290 return NGX_OK; |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
291 } |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
292 |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
293 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
294 static void *ngx_rtsig_create_conf(ngx_cycle_t *cycle) |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
295 { |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
296 ngx_rtsig_conf_t *rtscf; |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
297 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
298 ngx_test_null(rtscf, ngx_palloc(cycle->pool, sizeof(ngx_rtsig_conf_t)), |
246
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
299 NGX_CONF_ERROR); |
6753e8cdaa2c
nginx-0.0.1-2004-01-30-20:39:00 import
Igor Sysoev <igor@sysoev.ru>
parents:
60
diff
changeset
|
300 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
changeset
|
301 rtscf->signo = NGX_CONF_UNSET; |
60
50186b49f2ad
nginx-0.0.1-2003-02-11-10:14:40 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
302 |
260
5dacbb4daaf6
nginx-0.0.2-2004-02-17-20:53:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
247
diff
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303 return rtscf; |
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304 } |
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305 |
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306 |
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307 static char *ngx_rtsig_init_conf(ngx_cycle_t *cycle, void *conf) |
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308 { |
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309 ngx_rtsig_conf_t *rtscf = conf; |
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310 |
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311 /* LinuxThreads use the first 3 RT signals */ |
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312 ngx_conf_init_value(rtscf->signo, SIGRTMIN + 10); |
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313 |
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314 return NGX_CONF_OK; |
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315 } |