annotate src/os/unix/ngx_files.c @ 694:88a1b4797f2e NGINX_1_3_10

nginx 1.3.10 *) Change: domain names specified in configuration file are now resolved to IPv6 addresses as well as IPv4 ones. *) Change: now if the "include" directive with mask is used on Unix systems, included files are sorted in alphabetical order. *) Change: the "add_header" directive adds headers to 201 responses. *) Feature: the "geo" directive now supports IPv6 addresses in CIDR notation. *) Feature: the "flush" and "gzip" parameters of the "access_log" directive. *) Feature: variables support in the "auth_basic" directive. *) Bugfix: nginx could not be built with the ngx_http_perl_module in some cases. *) Bugfix: a segmentation fault might occur in a worker process if the ngx_http_xslt_module was used. *) Bugfix: nginx could not be built on MacOSX in some cases. Thanks to Piotr Sikora. *) Bugfix: the "limit_rate" directive with high rates might result in truncated responses on 32-bit platforms. Thanks to Alexey Antropov. *) Bugfix: a segmentation fault might occur in a worker process if the "if" directive was used. Thanks to Piotr Sikora. *) Bugfix: a "100 Continue" response was issued with "413 Request Entity Too Large" responses. *) Bugfix: the "image_filter", "image_filter_jpeg_quality" and "image_filter_sharpen" directives might be inherited incorrectly. Thanks to Ian Babrou. *) Bugfix: "crypt_r() failed" errors might appear if the "auth_basic" directive was used on Linux. *) Bugfix: in backup servers handling. Thanks to Thomas Chen. *) Bugfix: proxied HEAD requests might return incorrect response if the "gzip" directive was used.
author Igor Sysoev <http://sysoev.ru>
date Tue, 25 Dec 2012 00:00:00 +0400
parents 6db6e93f55ee
children
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2 /*
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3 * Copyright (C) Igor Sysoev
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4 * Copyright (C) Nginx, Inc.
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5 */
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7
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8 #include <ngx_config.h>
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9 #include <ngx_core.h>
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11
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12 #if (NGX_HAVE_FILE_AIO)
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13
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14 ngx_uint_t ngx_file_aio = 1;
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15
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16 #endif
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19 ssize_t
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20 ngx_read_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset)
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21 {
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22 ssize_t n;
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24 ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0,
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25 "read: %d, %p, %uz, %O", file->fd, buf, size, offset);
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27 #if (NGX_HAVE_PREAD)
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29 n = pread(file->fd, buf, size, offset);
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30
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31 if (n == -1) {
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32 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
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33 "pread() \"%s\" failed", file->name.data);
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34 return NGX_ERROR;
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35 }
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36
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37 #else
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38
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39 if (file->sys_offset != offset) {
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40 if (lseek(file->fd, offset, SEEK_SET) == -1) {
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41 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
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42 "lseek() \"%s\" failed", file->name.data);
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43 return NGX_ERROR;
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44 }
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45
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46 file->sys_offset = offset;
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47 }
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48
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49 n = read(file->fd, buf, size);
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51 if (n == -1) {
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52 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
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53 "read() \"%s\" failed", file->name.data);
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54 return NGX_ERROR;
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55 }
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56
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57 file->sys_offset += n;
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58
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59 #endif
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60
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61 file->offset += n;
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62
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63 return n;
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64 }
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67 ssize_t
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68 ngx_write_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset)
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69 {
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70 ssize_t n, written;
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72 ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0,
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73 "write: %d, %p, %uz, %O", file->fd, buf, size, offset);
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74
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75 written = 0;
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76
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77 #if (NGX_HAVE_PWRITE)
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79 for ( ;; ) {
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80 n = pwrite(file->fd, buf + written, size, offset);
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81
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82 if (n == -1) {
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83 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
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84 "pwrite() \"%s\" failed", file->name.data);
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85 return NGX_ERROR;
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86 }
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87
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88 file->offset += n;
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89 written += n;
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90
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91 if ((size_t) n == size) {
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92 return written;
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93 }
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94
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95 offset += n;
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96 size -= n;
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97 }
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98
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99 #else
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100
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101 if (file->sys_offset != offset) {
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102 if (lseek(file->fd, offset, SEEK_SET) == -1) {
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103 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
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104 "lseek() \"%s\" failed", file->name.data);
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105 return NGX_ERROR;
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106 }
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107
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108 file->sys_offset = offset;
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109 }
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110
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111 for ( ;; ) {
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112 n = write(file->fd, buf + written, size);
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113
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114 if (n == -1) {
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115 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
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116 "write() \"%s\" failed", file->name.data);
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117 return NGX_ERROR;
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118 }
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119
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120 file->offset += n;
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121 written += n;
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122
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123 if ((size_t) n == size) {
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124 return written;
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125 }
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126
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127 size -= n;
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128 }
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129 #endif
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130 }
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131
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132
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133 ngx_fd_t
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134 ngx_open_tempfile(u_char *name, ngx_uint_t persistent, ngx_uint_t access)
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135 {
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136 ngx_fd_t fd;
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137
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138 fd = open((const char *) name, O_CREAT|O_EXCL|O_RDWR,
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139 access ? access : 0600);
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140
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141 if (fd != -1 && !persistent) {
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142 (void) unlink((const char *) name);
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143 }
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144
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145 return fd;
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
146 }
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
147
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
148
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
149 #define NGX_IOVS 8
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
150
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
151 ssize_t
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
152 ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *cl, off_t offset,
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
153 ngx_pool_t *pool)
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
154 {
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
155 u_char *prev;
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
156 size_t size;
646
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
157 ssize_t total, n;
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
158 ngx_array_t vec;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
159 struct iovec *iov, iovs[NGX_IOVS];
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
160
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
161 /* use pwrite() if there is the only buf in a chain */
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
162
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
163 if (cl->next == NULL) {
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
164 return ngx_write_file(file, cl->buf->pos,
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
165 (size_t) (cl->buf->last - cl->buf->pos),
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
166 offset);
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
167 }
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
168
646
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
169 total = 0;
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
170
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
171 vec.elts = iovs;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
172 vec.size = sizeof(struct iovec);
126
df17fbafec8f nginx 0.3.10
Igor Sysoev <http://sysoev.ru>
parents: 110
diff changeset
173 vec.nalloc = NGX_IOVS;
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
174 vec.pool = pool;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
175
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
176 do {
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
177 prev = NULL;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
178 iov = NULL;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
179 size = 0;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
180
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
181 vec.nelts = 0;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
182
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
183 /* create the iovec and coalesce the neighbouring bufs */
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
184
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
185 while (cl && vec.nelts < IOV_MAX) {
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
186 if (prev == cl->buf->pos) {
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
187 iov->iov_len += cl->buf->last - cl->buf->pos;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
188
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
189 } else {
50
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents: 18
diff changeset
190 iov = ngx_array_push(&vec);
72eb30262aac nginx 0.1.25
Igor Sysoev <http://sysoev.ru>
parents: 18
diff changeset
191 if (iov == NULL) {
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
192 return NGX_ERROR;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
193 }
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
194
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
195 iov->iov_base = (void *) cl->buf->pos;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
196 iov->iov_len = cl->buf->last - cl->buf->pos;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
197 }
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
198
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
199 size += cl->buf->last - cl->buf->pos;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
200 prev = cl->buf->last;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
201 cl = cl->next;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
202 }
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
203
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
204 /* use pwrite() if there is the only iovec buffer */
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
205
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
206 if (vec.nelts == 1) {
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
207 iov = vec.elts;
646
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
208
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
209 n = ngx_write_file(file, (u_char *) iov[0].iov_base,
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
210 iov[0].iov_len, offset);
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
211
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
212 if (n == NGX_ERROR) {
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
213 return n;
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
214 }
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
215
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
216 return total + n;
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
217 }
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
218
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
219 if (file->sys_offset != offset) {
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
220 if (lseek(file->fd, offset, SEEK_SET) == -1) {
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
221 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
530
4c5d2c627a6c nginx 0.8.17
Igor Sysoev <http://sysoev.ru>
parents: 468
diff changeset
222 "lseek() \"%s\" failed", file->name.data);
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
223 return NGX_ERROR;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
224 }
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
225
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
226 file->sys_offset = offset;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
227 }
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
228
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
229 n = writev(file->fd, vec.elts, vec.nelts);
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
230
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
231 if (n == -1) {
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
232 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
530
4c5d2c627a6c nginx 0.8.17
Igor Sysoev <http://sysoev.ru>
parents: 468
diff changeset
233 "writev() \"%s\" failed", file->name.data);
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
234 return NGX_ERROR;
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
235 }
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
236
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
237 if ((size_t) n != size) {
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
238 ngx_log_error(NGX_LOG_CRIT, file->log, 0,
530
4c5d2c627a6c nginx 0.8.17
Igor Sysoev <http://sysoev.ru>
parents: 468
diff changeset
239 "writev() \"%s\" has written only %z of %uz",
4c5d2c627a6c nginx 0.8.17
Igor Sysoev <http://sysoev.ru>
parents: 468
diff changeset
240 file->name.data, n, size);
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
241 return NGX_ERROR;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
242 }
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
243
692
6db6e93f55ee nginx 1.3.9
Igor Sysoev <http://sysoev.ru>
parents: 684
diff changeset
244 ngx_log_debug2(NGX_LOG_DEBUG_CORE, file->log, 0,
6db6e93f55ee nginx 1.3.9
Igor Sysoev <http://sysoev.ru>
parents: 684
diff changeset
245 "writev: %d, %z", file->fd, n);
6db6e93f55ee nginx 1.3.9
Igor Sysoev <http://sysoev.ru>
parents: 684
diff changeset
246
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
247 file->sys_offset += n;
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
248 file->offset += n;
692
6db6e93f55ee nginx 1.3.9
Igor Sysoev <http://sysoev.ru>
parents: 684
diff changeset
249 offset += n;
646
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
250 total += n;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
251
10
46833bd150cb nginx 0.1.5
Igor Sysoev <http://sysoev.ru>
parents: 6
diff changeset
252 } while (cl);
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
253
646
615b5ea36fc0 nginx 1.1.7
Igor Sysoev <http://sysoev.ru>
parents: 614
diff changeset
254 return total;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
255 }
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
256
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
257
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
258 ngx_int_t
230
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
259 ngx_set_file_time(u_char *name, ngx_fd_t fd, time_t s)
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
260 {
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
261 struct timeval tv[2];
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
262
614
bb20316269e4 nginx 0.9.5
Igor Sysoev <http://sysoev.ru>
parents: 582
diff changeset
263 tv[0].tv_sec = ngx_time();
230
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
264 tv[0].tv_usec = 0;
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
265 tv[1].tv_sec = s;
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
266 tv[1].tv_usec = 0;
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
267
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
268 if (utimes((char *) name, tv) != -1) {
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
269 return NGX_OK;
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
270 }
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
271
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
272 return NGX_ERROR;
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
273 }
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
274
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
275
38e7b94d63ac nginx 0.4.0
Igor Sysoev <http://sysoev.ru>
parents: 182
diff changeset
276 ngx_int_t
582
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
277 ngx_create_file_mapping(ngx_file_mapping_t *fm)
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
278 {
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
279 fm->fd = ngx_open_file(fm->name, NGX_FILE_RDWR, NGX_FILE_TRUNCATE,
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
280 NGX_FILE_DEFAULT_ACCESS);
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
281 if (fm->fd == NGX_INVALID_FILE) {
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
282 ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno,
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
283 ngx_open_file_n " \"%s\" failed", fm->name);
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
284 return NGX_ERROR;
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
285 }
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
286
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
287 if (ftruncate(fm->fd, fm->size) == -1) {
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
288 ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno,
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
289 "ftruncate() \"%s\" failed", fm->name);
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
290 goto failed;
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
291 }
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
292
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
293 fm->addr = mmap(NULL, fm->size, PROT_READ|PROT_WRITE, MAP_SHARED,
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
294 fm->fd, 0);
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
295 if (fm->addr != MAP_FAILED) {
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
296 return NGX_OK;
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
297 }
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
298
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
299 ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno,
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
300 "mmap(%uz) \"%s\" failed", fm->size, fm->name);
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
301
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
302 failed:
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
303
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
304 if (ngx_close_file(fm->fd) == NGX_FILE_ERROR) {
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
305 ngx_log_error(NGX_LOG_ALERT, fm->log, ngx_errno,
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
306 ngx_close_file_n " \"%s\" failed", fm->name);
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
307 }
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
308
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
309 return NGX_ERROR;
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
310 }
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
311
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
312
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
313 void
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
314 ngx_close_file_mapping(ngx_file_mapping_t *fm)
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
315 {
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
316 if (munmap(fm->addr, fm->size) == -1) {
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
317 ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno,
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
318 "munmap(%uz) \"%s\" failed", fm->size, fm->name);
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
319 }
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
320
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
321 if (ngx_close_file(fm->fd) == NGX_FILE_ERROR) {
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
322 ngx_log_error(NGX_LOG_ALERT, fm->log, ngx_errno,
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
323 ngx_close_file_n " \"%s\" failed", fm->name);
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
324 }
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
325 }
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
326
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
327
c456a023113c nginx 0.8.43
Igor Sysoev <http://sysoev.ru>
parents: 546
diff changeset
328 ngx_int_t
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
329 ngx_open_dir(ngx_str_t *name, ngx_dir_t *dir)
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
330 {
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
331 dir->dir = opendir((const char *) name->data);
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
332
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
333 if (dir->dir == NULL) {
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
334 return NGX_ERROR;
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
335 }
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
336
6
80ba094c6b3e nginx 0.1.3
Igor Sysoev <http://sysoev.ru>
parents: 4
diff changeset
337 dir->valid_info = 0;
0
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
338
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
339 return NGX_OK;
f0b350454894 nginx 0.1.0
Igor Sysoev <http://sysoev.ru>
parents:
diff changeset
340 }
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
341
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
342
238
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
343 ngx_int_t
406
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
344 ngx_read_dir(ngx_dir_t *dir)
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
345 {
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
346 dir->de = readdir(dir->dir);
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
347
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
348 if (dir->de) {
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
349 #if (NGX_HAVE_D_TYPE)
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
350 dir->type = dir->de->d_type;
456
ca8f7f6cab16 nginx 0.7.40
Igor Sysoev <http://sysoev.ru>
parents: 410
diff changeset
351 #else
536
0dc162a5f3e8 nginx 0.8.20
Igor Sysoev <http://sysoev.ru>
parents: 530
diff changeset
352 dir->type = 0;
406
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
353 #endif
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
354 return NGX_OK;
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
355 }
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
356
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
357 return NGX_ERROR;
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
358 }
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
359
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
360
79c5df00501e nginx 0.7.15
Igor Sysoev <http://sysoev.ru>
parents: 402
diff changeset
361 ngx_int_t
238
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
362 ngx_open_glob(ngx_glob_t *gl)
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
363 {
372
6639b93e81b2 nginx 0.6.30
Igor Sysoev <http://sysoev.ru>
parents: 276
diff changeset
364 int n;
6639b93e81b2 nginx 0.6.30
Igor Sysoev <http://sysoev.ru>
parents: 276
diff changeset
365
694
88a1b4797f2e nginx 1.3.10
Igor Sysoev <http://sysoev.ru>
parents: 692
diff changeset
366 n = glob((char *) gl->pattern, 0, NULL, &gl->pglob);
372
6639b93e81b2 nginx 0.6.30
Igor Sysoev <http://sysoev.ru>
parents: 276
diff changeset
367
6639b93e81b2 nginx 0.6.30
Igor Sysoev <http://sysoev.ru>
parents: 276
diff changeset
368 if (n == 0) {
6639b93e81b2 nginx 0.6.30
Igor Sysoev <http://sysoev.ru>
parents: 276
diff changeset
369 return NGX_OK;
6639b93e81b2 nginx 0.6.30
Igor Sysoev <http://sysoev.ru>
parents: 276
diff changeset
370 }
6639b93e81b2 nginx 0.6.30
Igor Sysoev <http://sysoev.ru>
parents: 276
diff changeset
371
400
6ebbca3d5ed7 nginx 0.7.12
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
372 #ifdef GLOB_NOMATCH
6ebbca3d5ed7 nginx 0.7.12
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
373
372
6639b93e81b2 nginx 0.6.30
Igor Sysoev <http://sysoev.ru>
parents: 276
diff changeset
374 if (n == GLOB_NOMATCH && gl->test) {
238
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
375 return NGX_OK;
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
376 }
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
377
400
6ebbca3d5ed7 nginx 0.7.12
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
378 #endif
6ebbca3d5ed7 nginx 0.7.12
Igor Sysoev <http://sysoev.ru>
parents: 390
diff changeset
379
238
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
380 return NGX_ERROR;
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
381 }
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
382
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
383
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
384 ngx_int_t
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
385 ngx_read_glob(ngx_glob_t *gl, ngx_str_t *name)
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
386 {
402
df7b79c859c3 nginx 0.7.13
Igor Sysoev <http://sysoev.ru>
parents: 400
diff changeset
387 size_t count;
df7b79c859c3 nginx 0.7.13
Igor Sysoev <http://sysoev.ru>
parents: 400
diff changeset
388
df7b79c859c3 nginx 0.7.13
Igor Sysoev <http://sysoev.ru>
parents: 400
diff changeset
389 #ifdef GLOB_NOMATCH
df7b79c859c3 nginx 0.7.13
Igor Sysoev <http://sysoev.ru>
parents: 400
diff changeset
390 count = (size_t) gl->pglob.gl_pathc;
df7b79c859c3 nginx 0.7.13
Igor Sysoev <http://sysoev.ru>
parents: 400
diff changeset
391 #else
df7b79c859c3 nginx 0.7.13
Igor Sysoev <http://sysoev.ru>
parents: 400
diff changeset
392 count = (size_t) gl->pglob.gl_matchc;
df7b79c859c3 nginx 0.7.13
Igor Sysoev <http://sysoev.ru>
parents: 400
diff changeset
393 #endif
df7b79c859c3 nginx 0.7.13
Igor Sysoev <http://sysoev.ru>
parents: 400
diff changeset
394
df7b79c859c3 nginx 0.7.13
Igor Sysoev <http://sysoev.ru>
parents: 400
diff changeset
395 if (gl->n < count) {
238
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
396
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
397 name->len = (size_t) ngx_strlen(gl->pglob.gl_pathv[gl->n]);
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
398 name->data = (u_char *) gl->pglob.gl_pathv[gl->n];
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
399 gl->n++;
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
400
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
401 return NGX_OK;
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
402 }
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
403
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
404 return NGX_DONE;
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
405 }
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
406
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
407
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
408 void
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
409 ngx_close_glob(ngx_glob_t *gl)
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
410 {
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
411 globfree(&gl->pglob);
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
412 }
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
413
a528ae0fe909 nginx 0.4.4
Igor Sysoev <http://sysoev.ru>
parents: 230
diff changeset
414
160
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
415 ngx_err_t
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
416 ngx_trylock_fd(ngx_fd_t fd)
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
417 {
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
418 struct flock fl;
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
419
680
597573166f34 nginx 1.3.3
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
420 ngx_memzero(&fl, sizeof(struct flock));
160
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
421 fl.l_type = F_WRLCK;
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
422 fl.l_whence = SEEK_SET;
160
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
423
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
424 if (fcntl(fd, F_SETLK, &fl) == -1) {
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
425 return ngx_errno;
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
426 }
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
427
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
428 return 0;
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
429 }
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
430
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
431
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
432 ngx_err_t
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
433 ngx_lock_fd(ngx_fd_t fd)
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
434 {
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
435 struct flock fl;
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
436
680
597573166f34 nginx 1.3.3
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
437 ngx_memzero(&fl, sizeof(struct flock));
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
438 fl.l_type = F_WRLCK;
160
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
439 fl.l_whence = SEEK_SET;
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
440
160
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
441 if (fcntl(fd, F_SETLKW, &fl) == -1) {
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
442 return ngx_errno;
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
443 }
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
444
160
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
445 return 0;
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
446 }
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
447
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
448
160
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
449 ngx_err_t
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
450 ngx_unlock_fd(ngx_fd_t fd)
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
451 {
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
452 struct flock fl;
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
453
680
597573166f34 nginx 1.3.3
Igor Sysoev <http://sysoev.ru>
parents: 660
diff changeset
454 ngx_memzero(&fl, sizeof(struct flock));
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
455 fl.l_type = F_UNLCK;
160
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
456 fl.l_whence = SEEK_SET;
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
457
160
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
458 if (fcntl(fd, F_SETLK, &fl) == -1) {
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
459 return ngx_errno;
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
460 }
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
461
160
73e8476f9142 nginx 0.3.27
Igor Sysoev <http://sysoev.ru>
parents: 126
diff changeset
462 return 0;
110
dad2fe8ecf08 nginx 0.3.2
Igor Sysoev <http://sysoev.ru>
parents: 50
diff changeset
463 }
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
464
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
465
650
4d05413aebad nginx 1.1.9
Igor Sysoev <http://sysoev.ru>
parents: 646
diff changeset
466 #if (NGX_HAVE_POSIX_FADVISE) && !(NGX_HAVE_F_READAHEAD)
546
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
467
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
468 ngx_int_t
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
469 ngx_read_ahead(ngx_fd_t fd, size_t n)
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
470 {
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
471 int err;
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
472
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
473 err = posix_fadvise(fd, 0, 0, POSIX_FADV_SEQUENTIAL);
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
474
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
475 if (err == 0) {
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
476 return 0;
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
477 }
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
478
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
479 ngx_set_errno(err);
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
480 return NGX_FILE_ERROR;
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
481 }
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
482
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
483 #endif
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
484
e19e5f542878 nginx 0.8.25
Igor Sysoev <http://sysoev.ru>
parents: 542
diff changeset
485
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
486 #if (NGX_HAVE_O_DIRECT)
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
487
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
488 ngx_int_t
410
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
489 ngx_directio_on(ngx_fd_t fd)
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
490 {
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
491 int flags;
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
492
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
493 flags = fcntl(fd, F_GETFL);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
494
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
495 if (flags == -1) {
530
4c5d2c627a6c nginx 0.8.17
Igor Sysoev <http://sysoev.ru>
parents: 468
diff changeset
496 return NGX_FILE_ERROR;
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
497 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
498
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
499 return fcntl(fd, F_SETFL, flags | O_DIRECT);
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
500 }
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
501
410
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
502
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
503 ngx_int_t
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
504 ngx_directio_off(ngx_fd_t fd)
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
505 {
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
506 int flags;
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
507
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
508 flags = fcntl(fd, F_GETFL);
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
509
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
510 if (flags == -1) {
530
4c5d2c627a6c nginx 0.8.17
Igor Sysoev <http://sysoev.ru>
parents: 468
diff changeset
511 return NGX_FILE_ERROR;
410
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
512 }
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
513
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
514 return fcntl(fd, F_SETFL, flags & ~O_DIRECT);
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
515 }
a8e3f1441eec nginx 0.7.17
Igor Sysoev <http://sysoev.ru>
parents: 406
diff changeset
516
390
0b6053502c55 nginx 0.7.7
Igor Sysoev <http://sysoev.ru>
parents: 372
diff changeset
517 #endif
468
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
518
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
519
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
520 #if (NGX_HAVE_STATFS)
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
521
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
522 size_t
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
523 ngx_fs_bsize(u_char *name)
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
524 {
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
525 struct statfs fs;
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
526
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
527 if (statfs((char *) name, &fs) == -1) {
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
528 return 512;
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
529 }
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
530
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
531 if ((fs.f_bsize % 512) != 0) {
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
532 return 512;
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
533 }
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
534
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
535 return (size_t) fs.f_bsize;
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
536 }
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
537
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
538 #elif (NGX_HAVE_STATVFS)
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
539
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
540 size_t
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
541 ngx_fs_bsize(u_char *name)
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
542 {
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
543 struct statvfs fs;
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
544
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
545 if (statvfs((char *) name, &fs) == -1) {
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
546 return 512;
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
547 }
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
548
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
549 if ((fs.f_frsize % 512) != 0) {
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
550 return 512;
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
551 }
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
552
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
553 return (size_t) fs.f_frsize;
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
554 }
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
555
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
556 #else
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
557
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
558 size_t
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
559 ngx_fs_bsize(u_char *name)
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
560 {
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
561 return 512;
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
562 }
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
563
56baf312c1b5 nginx 0.7.46
Igor Sysoev <http://sysoev.ru>
parents: 456
diff changeset
564 #endif