Mercurial > hg > nginx
annotate src/os/unix/ngx_pthread_thread.c @ 481:fd661d14a7fa release-0.1.15
nginx-0.1.15-RELEASE import
*) Bugfix: the error while the connecting to the FastCGI server caused
segmentation fault.
*) Bugfix: the correct handling of the regular expression, that has
different number of the captures and substitutions.
*) Feature: the location, that is passed to the FastCGI server, can be
regular expression.
*) Bugfix: the FastCGI's parameter REQUEST_URI is now passed with the
arguments and in the original state.
*) Bugfix: the ngx_http_rewrite_module module was required to be built
to use the regular expressions in locations.
*) Bugfix: the directive "proxy_preserve_host on" adds port 80 to the
"Host" headers, if upstream listen on port 80; the bug had appeared
in 0.1.14.
*) Bugfix: the same paths in autoconfiguration parameters
--http-client-body-temp-path=PATH and --http-proxy-temp-path=PATH,
or --http-client-body-temp-path=PATH and
--http-fastcgi-temp-path=PATH caused segmentation fault.
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Wed, 19 Jan 2005 13:10:56 +0000 |
parents | a88a3e4e158f |
children | d4ea69372b94 |
rev | line source |
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1 |
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2 /* |
444
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3 * Copyright (C) Igor Sysoev |
376
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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 |
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10 |
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11 static ngx_uint_t nthreads; |
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12 static ngx_uint_t max_threads; |
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13 |
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14 |
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15 static pthread_attr_t thr_attr; |
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16 |
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17 |
461 | 18 ngx_err_t ngx_create_thread(ngx_tid_t *tid, void* (*func)(void *arg), void *arg, |
19 ngx_log_t *log) | |
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20 { |
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21 int err; |
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22 |
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23 if (nthreads >= max_threads) { |
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24 ngx_log_error(NGX_LOG_CRIT, log, 0, |
461 | 25 "no more than %ui threads can be created", max_threads); |
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26 return NGX_ERROR; |
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27 } |
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28 |
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29 err = pthread_create(tid, &thr_attr, func, arg); |
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30 |
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31 if (err != 0) { |
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32 ngx_log_error(NGX_LOG_ALERT, log, err, "pthread_create() failed"); |
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33 return err; |
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34 } |
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35 |
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36 ngx_log_debug1(NGX_LOG_DEBUG_CORE, log, 0, |
461 | 37 "thread is created: " NGX_TID_T_FMT, *tid); |
376
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38 |
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39 nthreads++; |
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40 |
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41 return err; |
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42 } |
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43 |
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44 |
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45 ngx_int_t ngx_init_threads(int n, size_t size, ngx_cycle_t *cycle) |
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46 { |
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47 int err; |
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48 |
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49 max_threads = n; |
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50 |
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51 err = pthread_attr_init(&thr_attr); |
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52 |
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53 if (err != 0) { |
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54 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, |
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55 "pthread_attr_init() failed"); |
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56 return NGX_ERROR; |
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57 } |
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58 |
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59 err = pthread_attr_setstacksize(&thr_attr, size); |
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60 |
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61 if (err != 0) { |
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62 ngx_log_error(NGX_LOG_ALERT, cycle->log, err, |
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63 "pthread_attr_setstacksize() failed"); |
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64 return NGX_ERROR; |
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65 } |
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66 |
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67 ngx_threaded = 1; |
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68 |
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69 return NGX_OK; |
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70 } |
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71 |
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72 |
461 | 73 ngx_mutex_t *ngx_mutex_init(ngx_log_t *log, ngx_uint_t flags) |
376
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74 { |
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75 int err; |
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76 ngx_mutex_t *m; |
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77 |
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78 if (!(m = ngx_alloc(sizeof(ngx_mutex_t), log))) { |
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79 return NULL; |
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80 } |
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81 |
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82 m->log = log; |
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83 |
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84 err = pthread_mutex_init(&m->mutex, NULL); |
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85 |
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86 if (err != 0) { |
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87 ngx_log_error(NGX_LOG_ALERT, m->log, err, |
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88 "pthread_mutex_init() failed"); |
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89 return NULL; |
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90 } |
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91 |
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92 return m; |
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93 } |
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94 |
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95 |
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96 void ngx_mutex_destroy(ngx_mutex_t *m) |
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97 { |
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98 int err; |
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99 |
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100 err = pthread_mutex_destroy(&m->mutex); |
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101 |
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102 if (err != 0) { |
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103 ngx_log_error(NGX_LOG_ALERT, m->log, err, |
461 | 104 "pthread_mutex_destroy(%p) failed", m); |
376
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105 } |
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106 |
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107 ngx_free(m); |
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108 } |
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109 |
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110 |
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111 ngx_int_t ngx_mutex_lock(ngx_mutex_t *m) |
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112 { |
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Igor Sysoev <igor@sysoev.ru>
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113 int err; |
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114 |
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115 if (!ngx_threaded) { |
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116 return NGX_OK; |
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Igor Sysoev <igor@sysoev.ru>
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117 } |
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Igor Sysoev <igor@sysoev.ru>
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118 |
461 | 119 ngx_log_debug1(NGX_LOG_DEBUG_MUTEX, m->log, 0, "lock mutex %p", m); |
376
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120 |
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Igor Sysoev <igor@sysoev.ru>
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121 err = pthread_mutex_lock(&m->mutex); |
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Igor Sysoev <igor@sysoev.ru>
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122 |
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123 if (err != 0) { |
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Igor Sysoev <igor@sysoev.ru>
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124 ngx_log_error(NGX_LOG_ALERT, m->log, err, |
461 | 125 "pthread_mutex_lock(%p) failed", m); |
376
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Igor Sysoev <igor@sysoev.ru>
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126 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
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127 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
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128 |
461 | 129 ngx_log_debug1(NGX_LOG_DEBUG_MUTEX, m->log, 0, "mutex %p is locked", m); |
376
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130 |
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131 return NGX_OK; |
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132 } |
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133 |
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134 |
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135 ngx_int_t ngx_mutex_trylock(ngx_mutex_t *m) |
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Igor Sysoev <igor@sysoev.ru>
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136 { |
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Igor Sysoev <igor@sysoev.ru>
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137 int err; |
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138 |
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139 if (!ngx_threaded) { |
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140 return NGX_OK; |
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Igor Sysoev <igor@sysoev.ru>
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141 } |
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Igor Sysoev <igor@sysoev.ru>
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142 |
461 | 143 ngx_log_debug1(NGX_LOG_DEBUG_MUTEX, m->log, 0, "try lock mutex %p", m); |
376
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144 |
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Igor Sysoev <igor@sysoev.ru>
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145 err = pthread_mutex_trylock(&m->mutex); |
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Igor Sysoev <igor@sysoev.ru>
parents:
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146 |
391
b670db10cbbd
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Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
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147 if (err == NGX_EBUSY) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
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148 return NGX_AGAIN; |
b670db10cbbd
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Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
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|
149 } |
b670db10cbbd
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Igor Sysoev <igor@sysoev.ru>
parents:
379
diff
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150 |
376
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Igor Sysoev <igor@sysoev.ru>
parents:
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151 if (err != 0) { |
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Igor Sysoev <igor@sysoev.ru>
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152 ngx_log_error(NGX_LOG_ALERT, m->log, err, |
461 | 153 "pthread_mutex_trylock(%p) failed", m); |
376
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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 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
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156 |
461 | 157 ngx_log_debug1(NGX_LOG_DEBUG_MUTEX, m->log, 0, "mutex %p is locked", m); |
376
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Igor Sysoev <igor@sysoev.ru>
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158 |
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159 return NGX_OK; |
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Igor Sysoev <igor@sysoev.ru>
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160 } |
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Igor Sysoev <igor@sysoev.ru>
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161 |
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162 |
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Igor Sysoev <igor@sysoev.ru>
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163 ngx_int_t ngx_mutex_unlock(ngx_mutex_t *m) |
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Igor Sysoev <igor@sysoev.ru>
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164 { |
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Igor Sysoev <igor@sysoev.ru>
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165 int err; |
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166 |
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167 if (!ngx_threaded) { |
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Igor Sysoev <igor@sysoev.ru>
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168 return NGX_OK; |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
169 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
170 |
461 | 171 ngx_log_debug1(NGX_LOG_DEBUG_MUTEX, m->log, 0, "unlock mutex %p", m); |
376
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Igor Sysoev <igor@sysoev.ru>
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172 |
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Igor Sysoev <igor@sysoev.ru>
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173 err = pthread_mutex_unlock(&m->mutex); |
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Igor Sysoev <igor@sysoev.ru>
parents:
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174 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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175 if (err != 0) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
176 ngx_log_error(NGX_LOG_ALERT, m->log, err, |
461 | 177 "pthread_mutex_unlock(%p) failed", m); |
376
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Igor Sysoev <igor@sysoev.ru>
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178 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
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|
179 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
180 |
461 | 181 ngx_log_debug1(NGX_LOG_DEBUG_MUTEX, m->log, 0, "mutex %p is unlocked", m); |
376
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
182 |
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183 return NGX_OK; |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
184 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
185 |
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Igor Sysoev <igor@sysoev.ru>
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|
186 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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|
187 ngx_cond_t *ngx_cond_init(ngx_log_t *log) |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
188 { |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
189 int err; |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
190 ngx_cond_t *cv; |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
191 |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
192 if (!(cv = ngx_alloc(sizeof(ngx_cond_t), log))) { |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
193 return NULL; |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
194 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
195 |
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parents:
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|
196 cv->log = log; |
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Igor Sysoev <igor@sysoev.ru>
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|
197 |
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Igor Sysoev <igor@sysoev.ru>
parents:
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198 err = pthread_cond_init(&cv->cond, NULL); |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
199 |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
200 if (err != 0) { |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
201 ngx_log_error(NGX_LOG_ALERT, cv->log, err, |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
202 "pthread_cond_init() failed"); |
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
203 return NULL; |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
204 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
205 |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
206 return cv; |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
207 } |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
208 |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
209 |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
210 void ngx_cond_destroy(ngx_cond_t *cv) |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
211 { |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
212 int err; |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
213 |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
214 err = pthread_cond_destroy(&cv->cond); |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
215 |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
216 if (err != 0) { |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
217 ngx_log_error(NGX_LOG_ALERT, cv->log, err, |
461 | 218 "pthread_cond_destroy(%p) failed", cv); |
376
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Igor Sysoev <igor@sysoev.ru>
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diff
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|
219 } |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
220 |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
221 ngx_free(cv); |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
222 } |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
223 |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
224 |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
225 ngx_int_t ngx_cond_wait(ngx_cond_t *cv, ngx_mutex_t *m) |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
226 { |
d0451e402e27
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
227 int err; |
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Igor Sysoev <igor@sysoev.ru>
parents:
diff
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|
228 |
461 | 229 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cv->log, 0, "cv %p wait", cv); |
376
d0451e402e27
nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
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230 |
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231 err = pthread_cond_wait(&cv->cond, &m->mutex); |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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232 |
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233 if (err != 0) { |
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234 ngx_log_error(NGX_LOG_ALERT, cv->log, err, |
461 | 235 "pthread_cond_wait(%p) failed", cv); |
376
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236 return NGX_ERROR; |
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237 } |
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238 |
461 | 239 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cv->log, 0, "cv %p is waked up", cv); |
376
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240 |
461 | 241 ngx_log_debug1(NGX_LOG_DEBUG_MUTEX, m->log, 0, "mutex %p is locked", m); |
376
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Igor Sysoev <igor@sysoev.ru>
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242 |
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243 return NGX_OK; |
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244 } |
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245 |
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246 |
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247 ngx_int_t ngx_cond_signal(ngx_cond_t *cv) |
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Igor Sysoev <igor@sysoev.ru>
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248 { |
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249 int err; |
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250 |
461 | 251 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cv->log, 0, "cv %p to signal", cv); |
376
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Igor Sysoev <igor@sysoev.ru>
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252 |
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253 err = pthread_cond_signal(&cv->cond); |
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Igor Sysoev <igor@sysoev.ru>
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254 |
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Igor Sysoev <igor@sysoev.ru>
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255 if (err != 0) { |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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256 ngx_log_error(NGX_LOG_ALERT, cv->log, err, |
461 | 257 "pthread_cond_signal(%p) failed", cv); |
376
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258 return NGX_ERROR; |
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Igor Sysoev <igor@sysoev.ru>
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259 } |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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260 |
461 | 261 ngx_log_debug1(NGX_LOG_DEBUG_CORE, cv->log, 0, "cv %p is signaled", cv); |
376
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
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262 |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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263 return NGX_OK; |
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nginx-0.0.7-2004-07-05-10:55:54 import
Igor Sysoev <igor@sysoev.ru>
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264 } |