Mercurial > hg > nginx
annotate src/os/unix/ngx_posix_init.c @ 6791:cb4a4e9bba8e
Perl: fixed optimization in SSI command handler.
As the pointer to the first argument was tested instead of the argument
itself, array of arguments was always created, even if there were no
arguments. Fix is to test args[0] instead of args.
Found by Coverity (CID 1356862).
author | Maxim Dounin <mdounin@mdounin.ru> |
---|---|
date | Tue, 01 Nov 2016 20:39:21 +0300 |
parents | 56fc55e32f23 |
children | 057adb2a9d23 |
rev | line source |
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441
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1 |
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2 /* |
444
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3 * Copyright (C) Igor Sysoev |
4412 | 4 * Copyright (C) Nginx, Inc. |
441
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5 */ |
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6 |
93
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7 |
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8 #include <ngx_config.h> |
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9 #include <ngx_core.h> |
539 | 10 #include <nginx.h> |
93
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11 |
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12 |
473 | 13 ngx_int_t ngx_ncpu; |
14 ngx_int_t ngx_max_sockets; | |
15 ngx_uint_t ngx_inherited_nonblocking; | |
16 ngx_uint_t ngx_tcp_nodelay_and_tcp_nopush; | |
449
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17 |
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18 |
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19 struct rlimit rlmt; |
93
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20 |
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21 |
355
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22 ngx_os_io_t ngx_os_io = { |
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23 ngx_unix_recv, |
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24 ngx_readv_chain, |
1689 | 25 ngx_udp_unix_recv, |
2434
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set send() slot for POSIX systems
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26 ngx_unix_send, |
6436 | 27 ngx_udp_unix_send, |
6692 | 28 ngx_udp_unix_sendmsg_chain, |
355
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29 ngx_writev_chain, |
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30 0 |
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31 }; |
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32 |
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33 |
539 | 34 ngx_int_t |
35 ngx_os_init(ngx_log_t *log) | |
455 | 36 { |
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37 ngx_time_t *tp; |
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38 ngx_uint_t n; |
860
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39 |
539 | 40 #if (NGX_HAVE_OS_SPECIFIC_INIT) |
41 if (ngx_os_specific_init(log) != NGX_OK) { | |
42 return NGX_ERROR; | |
43 } | |
44 #endif | |
93
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45 |
5826
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Added ngx_init_setproctitle() return code check.
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46 if (ngx_init_setproctitle(log) != NGX_OK) { |
16013b71feed
Added ngx_init_setproctitle() return code check.
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47 return NGX_ERROR; |
16013b71feed
Added ngx_init_setproctitle() return code check.
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48 } |
509 | 49 |
346
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50 ngx_pagesize = getpagesize(); |
589 | 51 ngx_cacheline_size = NGX_CPU_CACHE_LINE; |
346
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52 |
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53 for (n = ngx_pagesize; n >>= 1; ngx_pagesize_shift++) { /* void */ } |
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54 |
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Added ngx_ncpu detection for most *nix platforms.
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55 #if (NGX_HAVE_SC_NPROCESSORS_ONLN) |
373
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56 if (ngx_ncpu == 0) { |
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57 ngx_ncpu = sysconf(_SC_NPROCESSORS_ONLN); |
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Added ngx_ncpu detection for most *nix platforms.
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58 } |
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59 #endif |
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60 |
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Added ngx_ncpu detection for most *nix platforms.
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61 if (ngx_ncpu < 1) { |
373
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62 ngx_ncpu = 1; |
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63 } |
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64 |
611 | 65 ngx_cpuinfo(); |
66 | |
93
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67 if (getrlimit(RLIMIT_NOFILE, &rlmt) == -1) { |
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68 ngx_log_error(NGX_LOG_ALERT, log, errno, |
6315
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Core: fix typo in error message.
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69 "getrlimit(RLIMIT_NOFILE) failed"); |
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70 return NGX_ERROR; |
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71 } |
577 | 72 |
563 | 73 ngx_max_sockets = (ngx_int_t) rlmt.rlim_cur; |
93
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74 |
3786 | 75 #if (NGX_HAVE_INHERITED_NONBLOCK || NGX_HAVE_ACCEPT4) |
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76 ngx_inherited_nonblocking = 1; |
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77 #else |
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78 ngx_inherited_nonblocking = 0; |
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79 #endif |
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80 |
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81 tp = ngx_timeofday(); |
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82 srandom(((unsigned) ngx_pid << 16) ^ tp->sec ^ tp->msec); |
800 | 83 |
93
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84 return NGX_OK; |
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85 } |
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86 |
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87 |
539 | 88 void |
89 ngx_os_status(ngx_log_t *log) | |
449
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90 { |
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91 ngx_log_error(NGX_LOG_NOTICE, log, 0, NGINX_VER_BUILD); |
541 | 92 |
557 | 93 #ifdef NGX_COMPILER |
94 ngx_log_error(NGX_LOG_NOTICE, log, 0, "built by " NGX_COMPILER); | |
95 #endif | |
96 | |
539 | 97 #if (NGX_HAVE_OS_SPECIFIC_INIT) |
98 ngx_os_specific_status(log); | |
99 #endif | |
100 | |
531 | 101 ngx_log_error(NGX_LOG_NOTICE, log, 0, |
461 | 102 "getrlimit(RLIMIT_NOFILE): %r:%r", |
449
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103 rlmt.rlim_cur, rlmt.rlim_max); |
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104 } |
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105 |
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106 |
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Fixed compilation with -Wmissing-prototypes.
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107 #if 0 |
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108 |
539 | 109 ngx_int_t |
110 ngx_posix_post_conf_init(ngx_log_t *log) | |
93
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111 { |
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112 ngx_fd_t pp[2]; |
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113 |
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114 if (pipe(pp) == -1) { |
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115 ngx_log_error(NGX_LOG_EMERG, log, ngx_errno, "pipe() failed"); |
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116 return NGX_ERROR; |
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117 } |
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118 |
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119 if (dup2(pp[1], STDERR_FILENO) == -1) { |
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120 ngx_log_error(NGX_LOG_EMERG, log, errno, "dup2(STDERR) failed"); |
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121 return NGX_ERROR; |
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122 } |
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123 |
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124 if (pp[1] > STDERR_FILENO) { |
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125 if (close(pp[1]) == -1) { |
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126 ngx_log_error(NGX_LOG_EMERG, log, errno, "close() failed"); |
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127 return NGX_ERROR; |
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128 } |
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129 } |
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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 #endif |