Mercurial > hg > nginx
annotate src/os/unix/ngx_posix_init.c @ 527:7fa11e5c6e96 release-0.1.38
nginx-0.1.38-RELEASE import
*) Feature: the "limit_rate" directive is supported in in proxy and
FastCGI mode.
*) Feature: the "X-Accel-Limit-Rate" response header line is supported
in proxy and FastCGI mode.
*) Feature: the "break" directive.
*) Feature: the "log_not_found" directive.
*) Bugfix: the response status code was not changed when request was
redirected by the ""X-Accel-Redirect" header line.
*) Bugfix: the variables set by the "set" directive could not be used
in SSI.
*) Bugfix: the segmentation fault may occurred if the SSI page has more
than one remote subrequest.
*) Bugfix: nginx treated the backend response as invalid if the status
line in the header was transferred in two packets; the bug had
appeared in 0.1.29.
*) Feature: the "ssi_types" directive.
*) Feature: the "autoindex_exact_size" directive.
*) Bugfix: the ngx_http_autoindex_module did not support the long file
names in UTF-8.
*) Feature: the IMAP/POP3 proxy.
author | Igor Sysoev <igor@sysoev.ru> |
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date | Fri, 08 Jul 2005 14:34:20 +0000 |
parents | 9b8c906f6e63 |
children | c3bd8cdabb8f |
rev | line source |
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1 |
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2 /* |
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3 * Copyright (C) Igor Sysoev |
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4 */ |
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7 #include <ngx_config.h> |
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8 #include <ngx_core.h> |
509 | 9 #include <ngx_setproctitle.h> |
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11 |
473 | 12 ngx_int_t ngx_ncpu; |
13 ngx_int_t ngx_max_sockets; | |
14 ngx_uint_t ngx_inherited_nonblocking; | |
15 ngx_uint_t ngx_tcp_nodelay_and_tcp_nopush; | |
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18 struct rlimit rlmt; |
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21 #if (NGX_POSIX_IO) |
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23 ngx_os_io_t ngx_os_io = { |
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24 ngx_unix_recv, |
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25 ngx_readv_chain, |
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26 NULL, |
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27 ngx_writev_chain, |
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28 0 |
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29 }; |
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31 |
499 | 32 ngx_int_t ngx_os_init(ngx_log_t *log) |
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33 { |
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34 return ngx_posix_init(log); |
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35 } |
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36 |
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37 |
455 | 38 void ngx_os_status(ngx_log_t *log) |
39 { | |
40 ngx_posix_status(log); | |
41 } | |
42 | |
43 | |
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44 #endif |
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45 |
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47 void ngx_signal_handler(int signo); |
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50 typedef struct { |
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51 int signo; |
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52 char *signame; |
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53 void (*handler)(int signo); |
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54 } ngx_signal_t; |
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55 |
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56 |
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57 ngx_signal_t signals[] = { |
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58 { ngx_signal_value(NGX_RECONFIGURE_SIGNAL), |
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59 "SIG" ngx_value(NGX_RECONFIGURE_SIGNAL), |
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60 ngx_signal_handler }, |
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61 |
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62 { ngx_signal_value(NGX_REOPEN_SIGNAL), |
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63 "SIG" ngx_value(NGX_REOPEN_SIGNAL), |
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64 ngx_signal_handler }, |
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65 |
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66 { ngx_signal_value(NGX_NOACCEPT_SIGNAL), |
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67 "SIG" ngx_value(NGX_NOACCEPT_SIGNAL), |
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68 ngx_signal_handler }, |
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69 |
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70 { ngx_signal_value(NGX_TERMINATE_SIGNAL), |
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71 "SIG" ngx_value(NGX_TERMINATE_SIGNAL), |
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72 ngx_signal_handler }, |
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73 |
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74 { ngx_signal_value(NGX_SHUTDOWN_SIGNAL), |
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75 "SIG" ngx_value(NGX_SHUTDOWN_SIGNAL), |
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76 ngx_signal_handler }, |
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77 |
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78 { ngx_signal_value(NGX_CHANGEBIN_SIGNAL), |
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79 "SIG" ngx_value(NGX_CHANGEBIN_SIGNAL), |
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80 ngx_signal_handler }, |
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81 |
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82 { SIGALRM, "SIGALRM", ngx_signal_handler }, |
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83 |
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84 { SIGINT, "SIGINT", ngx_signal_handler }, |
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85 |
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86 { SIGIO, "SIGIO", ngx_signal_handler }, |
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87 |
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88 { SIGCHLD, "SIGCHLD", ngx_signal_handler }, |
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89 |
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90 { SIGPIPE, "SIGPIPE, SIG_IGN", SIG_IGN }, |
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91 |
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92 { 0, NULL, NULL } |
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93 }; |
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94 |
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95 |
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96 ngx_int_t ngx_posix_init(ngx_log_t *log) |
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97 { |
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98 ngx_signal_t *sig; |
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99 struct sigaction sa; |
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100 |
509 | 101 ngx_init_setproctitle(log); |
102 | |
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103 ngx_pagesize = getpagesize(); |
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104 |
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105 if (ngx_ncpu == 0) { |
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106 ngx_ncpu = 1; |
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107 } |
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108 |
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109 for (sig = signals; sig->signo != 0; sig++) { |
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110 ngx_memzero(&sa, sizeof(struct sigaction)); |
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diff
changeset
|
111 sa.sa_handler = sig->handler; |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
112 sigemptyset(&sa.sa_mask); |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
113 if (sigaction(sig->signo, &sa, NULL) == -1) { |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
114 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
115 "sigaction(%s) failed", sig->signame); |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
116 return NGX_ERROR; |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
117 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
118 } |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
183
diff
changeset
|
119 |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
120 if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
121 ngx_log_error(NGX_LOG_ALERT, log, errno, |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
122 "getrlimit(RLIMIT_NOFILE) failed)"); |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
123 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
124 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
125 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
126 ngx_max_sockets = rlmt.rlim_cur; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
127 |
469 | 128 #if (NGX_HAVE_INHERITED_NONBLOCK) |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
129 ngx_inherited_nonblocking = 1; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
130 #else |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
131 ngx_inherited_nonblocking = 0; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
132 #endif |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
133 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
134 return NGX_OK; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
135 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
136 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
137 |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
138 void ngx_posix_status(ngx_log_t *log) |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
139 { |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
140 ngx_log_error(NGX_LOG_INFO, log, 0, |
461 | 141 "getrlimit(RLIMIT_NOFILE): %r:%r", |
449
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
142 rlmt.rlim_cur, rlmt.rlim_max); |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
143 } |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
144 |
3b1e8c9df9ad
nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
444
diff
changeset
|
145 |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
146 void ngx_signal_handler(int signo) |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
147 { |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
148 char *action; |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
149 struct timeval tv; |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
150 ngx_int_t ignore; |
219
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
151 ngx_err_t err; |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
152 ngx_signal_t *sig; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
153 |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
154 ignore = 0; |
225
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
155 |
219
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
156 err = ngx_errno; |
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
157 |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
158 for (sig = signals; sig->signo != 0; sig++) { |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
159 if (sig->signo == signo) { |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
160 break; |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
161 } |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
162 } |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
163 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
164 ngx_gettimeofday(&tv); |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
165 ngx_time_update(tv.tv_sec); |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
210
diff
changeset
|
166 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
167 action = ""; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
168 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
169 switch (ngx_process) { |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
170 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
171 case NGX_PROCESS_MASTER: |
236
86e473b5641e
nginx-0.0.1-2004-01-22-09:47:28 import
Igor Sysoev <igor@sysoev.ru>
parents:
226
diff
changeset
|
172 case NGX_PROCESS_SINGLE: |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
173 switch (signo) { |
212
679f60139863
nginx-0.0.1-2003-12-19-11:15:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
210
diff
changeset
|
174 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
175 case ngx_signal_value(NGX_SHUTDOWN_SIGNAL): |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
176 ngx_quit = 1; |
238
674f85a4d00f
nginx-0.0.1-2004-01-23-12:26:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
177 action = ", shutting down"; |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
178 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
179 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
180 case ngx_signal_value(NGX_TERMINATE_SIGNAL): |
225
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
181 case SIGINT: |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
182 ngx_terminate = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
183 action = ", exiting"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
184 break; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
185 |
225
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
186 case ngx_signal_value(NGX_NOACCEPT_SIGNAL): |
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
187 ngx_noaccept = 1; |
501 | 188 action = ", stop accepting connections"; |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
189 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
190 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
191 case ngx_signal_value(NGX_RECONFIGURE_SIGNAL): |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
192 ngx_reconfigure = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
193 action = ", reconfiguring"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
194 break; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
195 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
196 case ngx_signal_value(NGX_REOPEN_SIGNAL): |
251
c31c40540318
nginx-0.0.2-2004-02-04-23:30:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
197 ngx_reopen = 1; |
477 | 198 action = ", reopening logs"; |
251
c31c40540318
nginx-0.0.2-2004-02-04-23:30:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
243
diff
changeset
|
199 break; |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
200 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
201 case ngx_signal_value(NGX_CHANGEBIN_SIGNAL): |
252
84b1c672ec5a
nginx-0.0.2-2004-02-05-19:58:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
251
diff
changeset
|
202 if (getppid() > 1 || ngx_new_binary > 0) { |
84b1c672ec5a
nginx-0.0.2-2004-02-05-19:58:36 import
Igor Sysoev <igor@sysoev.ru>
parents:
251
diff
changeset
|
203 |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
204 /* |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
205 * Ignore the signal in the new binary if its parent is |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
206 * not the init process, i.e. the old binary's process |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
207 * is still running. Or ingore the signal in the old binary's |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
208 * process if the new binary's process is already running. |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
209 */ |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
210 |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
211 action = ", ignoring"; |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
212 ignore = 1; |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
213 break; |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
214 } |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
215 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
216 ngx_change_binary = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
217 action = ", changing binary"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
218 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
219 |
243
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
220 case SIGALRM: |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
221 if (!ngx_terminate) { |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
222 ngx_timer = 1; |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
223 action = ", shutting down old worker processes"; |
243
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
224 } |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
225 |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
226 break; |
bf2faf694c19
nginx-0.0.1-2004-01-28-23:38:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
238
diff
changeset
|
227 |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
228 case SIGIO: |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
229 ngx_sigio = 1; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
230 break; |
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
231 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
232 case SIGCHLD: |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
233 ngx_reap = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
234 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
235 } |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
236 |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
237 break; |
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
238 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
239 case NGX_PROCESS_WORKER: |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
240 switch (signo) { |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
241 |
477 | 242 case ngx_signal_value(NGX_NOACCEPT_SIGNAL): |
243 ngx_debug_quit = 1; | |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
244 case ngx_signal_value(NGX_SHUTDOWN_SIGNAL): |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
245 ngx_quit = 1; |
238
674f85a4d00f
nginx-0.0.1-2004-01-23-12:26:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
236
diff
changeset
|
246 action = ", shutting down"; |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
247 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
248 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
249 case ngx_signal_value(NGX_TERMINATE_SIGNAL): |
225
2e9a8a14a0cf
nginx-0.0.1-2004-01-13-19:43:23 import
Igor Sysoev <igor@sysoev.ru>
parents:
222
diff
changeset
|
250 case SIGINT: |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
251 ngx_terminate = 1; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
252 action = ", exiting"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
253 break; |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
254 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
255 case ngx_signal_value(NGX_REOPEN_SIGNAL): |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
256 ngx_reopen = 1; |
477 | 257 action = ", reopening logs"; |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
258 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
259 |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
260 case ngx_signal_value(NGX_RECONFIGURE_SIGNAL): |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
261 case ngx_signal_value(NGX_CHANGEBIN_SIGNAL): |
354
eaf1f651cf86
nginx-0.0.7-2004-06-15-11:55:11 import
Igor Sysoev <igor@sysoev.ru>
parents:
346
diff
changeset
|
262 case SIGIO: |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
263 action = ", ignoring"; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
264 break; |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
265 } |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
266 |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
267 break; |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
268 } |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
269 |
477 | 270 ngx_log_error(NGX_LOG_NOTICE, ngx_cycle->log, 0, |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
271 "signal %d (%s) received%s", signo, sig->signame, action); |
218
05592fd7a436
nginx-0.0.1-2004-01-05-23:55:48 import
Igor Sysoev <igor@sysoev.ru>
parents:
212
diff
changeset
|
272 |
226
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
273 if (ignore) { |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
274 ngx_log_error(NGX_LOG_CRIT, ngx_cycle->log, 0, |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
275 "the changing binary signal is ignored: " |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
276 "you should shutdown or terminate " |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
277 "before either old or new binary's process"); |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
278 } |
b0c1e21e68db
nginx-0.0.1-2004-01-14-00:33:59 import
Igor Sysoev <igor@sysoev.ru>
parents:
225
diff
changeset
|
279 |
222
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
280 if (signo == SIGCHLD) { |
99df0edb63ed
nginx-0.0.1-2004-01-09-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents:
221
diff
changeset
|
281 ngx_process_get_status(); |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
282 } |
219
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
283 |
f57597ec5249
nginx-0.0.1-2004-01-06-19:49:34 import
Igor Sysoev <igor@sysoev.ru>
parents:
218
diff
changeset
|
284 ngx_set_errno(err); |
210
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
285 } |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
286 |
00cafae0bdf1
nginx-0.0.1-2003-12-14-23:10:27 import
Igor Sysoev <igor@sysoev.ru>
parents:
195
diff
changeset
|
287 |
499 | 288 ngx_int_t ngx_posix_post_conf_init(ngx_log_t *log) |
93
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
289 { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
290 ngx_fd_t pp[2]; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
291 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
292 if (pipe(pp) == -1) { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
293 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "pipe() failed"); |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
294 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
295 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
296 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
297 if (dup2(pp[1], STDERR_FILENO) == -1) { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
298 ngx_log_error(NGX_LOG_EMERG, log, errno, "dup2(STDERR) failed"); |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
299 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
300 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
301 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
302 if (pp[1] > STDERR_FILENO) { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
303 if (close(pp[1]) == -1) { |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
304 ngx_log_error(NGX_LOG_EMERG, log, errno, "close() failed"); |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
305 return NGX_ERROR; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
306 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
307 } |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
308 |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
309 return NGX_OK; |
738fe44c70d5
nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
310 } |