Mercurial > hg > nginx

annotate src/os/unix/ngx_posix_init.c @ 4450:4919fb357a5d stable-1.0

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Merge of r4406, r4413: copyrights updated.
author Maxim Dounin <mdounin@mdounin.ru>
date Sun, 05 Feb 2012 20:02:59 +0000
parents 8a8eb335313d
children ccb2f8e3d08d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 373
diff changeset
1
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 373
diff changeset
2 /*
444
42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
Igor Sysoev <igor@sysoev.ru>
parents: 441
diff changeset
3 * Copyright (C) Igor Sysoev
4450
4919fb357a5d Merge of r4406, r4413: copyrights updated.
Maxim Dounin <mdounin@mdounin.ru>
parents: 3786
diff changeset
4 * Copyright (C) Nginx, Inc.
441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 373
diff changeset
5 */
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents: 373
diff changeset
6
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
7
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
8 #include <ngx_config.h>
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
9 #include <ngx_core.h>
539
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
10 #include <nginx.h>
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
11
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
12
473
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
13 ngx_int_t ngx_ncpu;
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
14 ngx_int_t ngx_max_sockets;
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
15 ngx_uint_t ngx_inherited_nonblocking;
8e8f3af115b5 nginx-0.1.11-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
16 ngx_uint_t ngx_tcp_nodelay_and_tcp_nopush;
449
3b1e8c9df9ad nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
17
3b1e8c9df9ad nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
18
3b1e8c9df9ad nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
19 struct rlimit rlmt;
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
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20
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
21
355
0fb6c53fb135 nginx-0.0.7-2004-06-15-21:47:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 354
diff changeset
22 ngx_os_io_t ngx_os_io = {
0fb6c53fb135 nginx-0.0.7-2004-06-15-21:47:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 354
diff changeset
23 ngx_unix_recv,
0fb6c53fb135 nginx-0.0.7-2004-06-15-21:47:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 354
diff changeset
24 ngx_readv_chain,
1689
0b592a68aade ngx_udp_recv()
Igor Sysoev <igor@sysoev.ru>
parents: 860
diff changeset
25 ngx_udp_unix_recv,
2434
f80631ca01c6 set send() slot for POSIX systems
Igor Sysoev <igor@sysoev.ru>
parents: 1689
diff changeset
26 ngx_unix_send,
355
0fb6c53fb135 nginx-0.0.7-2004-06-15-21:47:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 354
diff changeset
27 ngx_writev_chain,
0fb6c53fb135 nginx-0.0.7-2004-06-15-21:47:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 354
diff changeset
28 0
0fb6c53fb135 nginx-0.0.7-2004-06-15-21:47:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 354
diff changeset
29 };
0fb6c53fb135 nginx-0.0.7-2004-06-15-21:47:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 354
diff changeset
30
0fb6c53fb135 nginx-0.0.7-2004-06-15-21:47:16 import
Igor Sysoev <igor@sysoev.ru>
parents: 354
diff changeset
31
539
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
32 ngx_int_t
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
33 ngx_os_init(ngx_log_t *log)
455
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 449
diff changeset
34 {
860
201d017ea470 slab allocator in shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 800
diff changeset
35 ngx_uint_t n;
201d017ea470 slab allocator in shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 800
diff changeset
36
539
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
37 #if (NGX_HAVE_OS_SPECIFIC_INIT)
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
38 if (ngx_os_specific_init(log) != NGX_OK) {
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
39 return NGX_ERROR;
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
40 }
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
41 #endif
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
42
509
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
43 ngx_init_setproctitle(log);
9b8c906f6e63 nginx-0.1.29-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
44
346
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 252
diff changeset
45 ngx_pagesize = getpagesize();
589
d4e858a5751a nginx-0.3.16-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
46 ngx_cacheline_size = NGX_CPU_CACHE_LINE;
346
55e496a8ece3 nginx-0.0.3-2004-06-06-23:49:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 252
diff changeset
47
860
201d017ea470 slab allocator in shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 800
diff changeset
48 for (n = ngx_pagesize; n >>= 1; ngx_pagesize_shift++) { /* void */ }
201d017ea470 slab allocator in shared memory
Igor Sysoev <igor@sysoev.ru>
parents: 800
diff changeset
49
373
018569a8f09c nginx-0.0.7-2004-06-30-19:30:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 355
diff changeset
50 if (ngx_ncpu == 0) {
018569a8f09c nginx-0.0.7-2004-06-30-19:30:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 355
diff changeset
51 ngx_ncpu = 1;
018569a8f09c nginx-0.0.7-2004-06-30-19:30:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 355
diff changeset
52 }
018569a8f09c nginx-0.0.7-2004-06-30-19:30:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 355
diff changeset
53
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 589
diff changeset
54 ngx_cpuinfo();
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 589
diff changeset
55
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
56 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
57 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
58 "getrlimit(RLIMIT_NOFILE) failed)");
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
59 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
60 }
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 563
diff changeset
61
563
9c2f3ed7a247 nginx-0.3.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 557
diff changeset
62 ngx_max_sockets = (ngx_int_t) rlmt.rlim_cur;
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
63
3786
8a8eb335313d Linux accept4() support
Igor Sysoev <igor@sysoev.ru>
parents: 3295
diff changeset
64 #if (NGX_HAVE_INHERITED_NONBLOCK || NGX_HAVE_ACCEPT4)
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
65 ngx_inherited_nonblocking = 1;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
66 #else
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
67 ngx_inherited_nonblocking = 0;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
68 #endif
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
69
800
Igor Sysoev <igor@sysoev.ru>
parents: 611
diff changeset
70 srandom(ngx_time());
Igor Sysoev <igor@sysoev.ru>
parents: 611
diff changeset
71
93
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
72 return NGX_OK;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
73 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
74
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
75
539
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
76 void
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
77 ngx_os_status(ngx_log_t *log)
449
3b1e8c9df9ad nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
78 {
541
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 539
diff changeset
79 ngx_log_error(NGX_LOG_NOTICE, log, 0, NGINX_VER);
b09ee85d0ac8 nginx-0.1.45-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 539
diff changeset
80
557
ecd9c160f25b nginx-0.3.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 541
diff changeset
81 #ifdef NGX_COMPILER
ecd9c160f25b nginx-0.3.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 541
diff changeset
82 ngx_log_error(NGX_LOG_NOTICE, log, 0, "built by " NGX_COMPILER);
ecd9c160f25b nginx-0.3.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 541
diff changeset
83 #endif
ecd9c160f25b nginx-0.3.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 541
diff changeset
84
539
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
85 #if (NGX_HAVE_OS_SPECIFIC_INIT)
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
86 ngx_os_specific_status(log);
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
87 #endif
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
88
531
c3bd8cdabb8f nginx-0.1.40-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 509
diff changeset
89 ngx_log_error(NGX_LOG_NOTICE, log, 0,
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
90 "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
91 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
92 }
3b1e8c9df9ad nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
93
3b1e8c9df9ad nginx-0.1.0-2004-10-04-00:02:06 import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
94
539
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
95 ngx_int_t
371c1cee100d nginx-0.1.44-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 531
diff changeset
96 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
97 {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
98 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
99
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
100 if (pipe(pp) == -1) {
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
101 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
102 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
103 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
104
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
105 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
106 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
107 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
108 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
109
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
110 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
111 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
112 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
113 return NGX_ERROR;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
114 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
115 }
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
116
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
117 return NGX_OK;
738fe44c70d5 nginx-0.0.1-2003-05-21-17:28:21 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
118 }