Mercurial > hg > nginx-quic
annotate src/os/unix/ngx_files.c @ 3165:7658e9c7e814
use parents around NGX_ATOMIC_T_LEN value
author | Igor Sysoev <igor@sysoev.ru> |
---|---|
date | Fri, 25 Sep 2009 20:25:47 +0000 |
parents | b1b1775698d5 |
children | 26784c34e8be |
rev | line source |
---|---|
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:
344
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:
344
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 |
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:
344
diff
changeset
|
4 */ |
da8c5707af39
nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
parents:
344
diff
changeset
|
5 |
5
62b1a364857c
nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
6 |
33
b2e039840718
nginx-0.0.1-2002-12-19-20:49:51 import
Igor Sysoev <igor@sysoev.ru>
parents:
9
diff
changeset
|
7 #include <ngx_config.h> |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
8 #include <ngx_core.h> |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
9 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
10 |
561 | 11 ssize_t |
12 ngx_read_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset) | |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
13 { |
561 | 14 ssize_t n; |
5
62b1a364857c
nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
15 |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
196
diff
changeset
|
16 ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0, |
461 | 17 "read: %d, %p, %uz, %O", file->fd, buf, size, offset); |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
18 |
469 | 19 #if (NGX_HAVE_PREAD) |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
20 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
21 n = pread(file->fd, buf, size, offset); |
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
22 |
9
6f58641241bb
nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
8
diff
changeset
|
23 if (n == -1) { |
257
70e1c7d2b83d
nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
196
diff
changeset
|
24 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, |
3157
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
25 "pread() \"%s\" failed", file->name.data); |
9
6f58641241bb
nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
8
diff
changeset
|
26 return NGX_ERROR; |
6f58641241bb
nginx-0.0.1-2002-09-07-14:14:25 import
Igor Sysoev <igor@sysoev.ru>
parents:
8
diff
changeset
|
27 } |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
28 |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
29 #else |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
30 |
190
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
31 if (file->sys_offset != offset) { |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
32 if (lseek(file->fd, offset, SEEK_SET) == -1) { |
3157
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
33 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, |
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
34 "lseek() \"%s\" failed", file->name.data); |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
35 return NGX_ERROR; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
36 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
37 |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
38 file->sys_offset = offset; |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
39 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
40 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
41 n = read(file->fd, buf, size); |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
42 |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
43 if (n == -1) { |
3157
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
44 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, |
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
45 "read() \"%s\" failed", file->name.data); |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
46 return NGX_ERROR; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
47 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
48 |
190
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
49 file->sys_offset += n; |
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
50 |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
51 #endif |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
52 |
35
79c1fce18e71
nginx-0.0.1-2002-12-21-20:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
33
diff
changeset
|
53 file->offset += n; |
79c1fce18e71
nginx-0.0.1-2002-12-21-20:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents:
33
diff
changeset
|
54 |
8
708f8bb772ec
nginx-0.0.1-2002-09-02-18:48:24 import
Igor Sysoev <igor@sysoev.ru>
parents:
6
diff
changeset
|
55 return n; |
5
62b1a364857c
nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
56 } |
62b1a364857c
nginx-0.0.1-2002-08-23-20:14:30 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff
changeset
|
57 |
73
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
58 |
561 | 59 ssize_t |
60 ngx_write_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset) | |
73
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
61 { |
3163
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
62 ssize_t n, written; |
73
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
63 |
461 | 64 ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0, |
65 "write: %d, %p, %uz, %O", file->fd, buf, size, offset); | |
66 | |
3163
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
67 written = 0; |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
68 |
469 | 69 #if (NGX_HAVE_PWRITE) |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
70 |
3163
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
71 for ( ;; ) { |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
72 n = pwrite(file->fd, buf, size, offset); |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
73 |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
74 if (n == -1) { |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
75 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
76 "pwrite() \"%s\" failed", file->name.data); |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
77 return NGX_ERROR; |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
78 } |
73
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
79 |
3163
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
80 file->offset += n; |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
81 written += n; |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
82 |
3163
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
83 if ((size_t) n == size) { |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
84 return written; |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
85 } |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
86 |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
87 offset += n; |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
88 size -= n; |
73
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
89 } |
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
90 |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
91 #else |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
92 |
190
02a715e85df1
nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents:
186
diff
changeset
|
93 if (file->sys_offset != offset) { |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
94 if (lseek(file->fd, offset, SEEK_SET) == -1) { |
3157
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
95 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, |
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
96 "lseek() \"%s\" failed", file->name.data); |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
97 return NGX_ERROR; |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
98 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
99 |
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
100 file->sys_offset = offset; |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
101 } |
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
102 |
3163
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
103 for ( ;; ) { |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
104 n = write(file->fd, buf, size); |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
105 |
3163
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
106 if (n == -1) { |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
107 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
108 "write() \"%s\" failed", file->name.data); |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
109 return NGX_ERROR; |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
110 } |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
111 |
3163
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
112 file->offset += n; |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
113 written += n; |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
114 |
3163
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
115 if ((size_t) n == size) { |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
116 return written; |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
117 } |
182
3c49eaf3f522
nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents:
170
diff
changeset
|
118 |
3163
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
119 size -= n; |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
120 } |
34cbd6e86218
handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents:
3157
diff
changeset
|
121 #endif |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
122 } |
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
123 |
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
124 |
561 | 125 ngx_fd_t |
1046 | 126 ngx_open_tempfile(u_char *name, ngx_uint_t persistent, ngx_uint_t access) |
303
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
127 { |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
128 ngx_fd_t fd; |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
129 |
1046 | 130 fd = open((const char *) name, O_CREAT|O_EXCL|O_RDWR, |
131 access ? access : 0600); | |
303
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
132 |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
133 if (fd != -1 && !persistent) { |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
134 unlink((const char *) name); |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
135 } |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
136 |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
137 return fd; |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
138 } |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
139 |
00c5660d2707
nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents:
290
diff
changeset
|
140 |
461 | 141 #define NGX_IOVS 8 |
142 | |
561 | 143 ssize_t |
144 ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *cl, off_t offset, | |
145 ngx_pool_t *pool) | |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
146 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
278
diff
changeset
|
147 u_char *prev; |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
148 size_t size; |
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
149 ssize_t n; |
461 | 150 ngx_array_t vec; |
151 struct iovec *iov, iovs[NGX_IOVS]; | |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
152 |
461 | 153 /* use pwrite() if there is the only buf in a chain */ |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
154 |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
155 if (cl->next == NULL) { |
343
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
303
diff
changeset
|
156 return ngx_write_file(file, cl->buf->pos, |
6bdf858bff8c
nginx-0.0.3-2004-05-28-19:49:23 import; rename ngx_hunk_t to ngx_buf_t
Igor Sysoev <igor@sysoev.ru>
parents:
303
diff
changeset
|
157 (size_t) (cl->buf->last - cl->buf->pos), |
194
2357fa41738a
nginx-0.0.1-2003-11-21-09:30:49 import
Igor Sysoev <igor@sysoev.ru>
parents:
191
diff
changeset
|
158 offset); |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
159 } |
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
160 |
461 | 161 vec.elts = iovs; |
162 vec.size = sizeof(struct iovec); | |
577 | 163 vec.nalloc = NGX_IOVS; |
461 | 164 vec.pool = pool; |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
165 |
461 | 166 do { |
167 prev = NULL; | |
168 iov = NULL; | |
169 size = 0; | |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
170 |
461 | 171 vec.nelts = 0; |
172 | |
173 /* create the iovec and coalesce the neighbouring bufs */ | |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
174 |
461 | 175 while (cl && vec.nelts < IOV_MAX) { |
176 if (prev == cl->buf->pos) { | |
177 iov->iov_len += cl->buf->last - cl->buf->pos; | |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
178 |
461 | 179 } else { |
501 | 180 iov = ngx_array_push(&vec); |
181 if (iov == NULL) { | |
461 | 182 return NGX_ERROR; |
183 } | |
184 | |
185 iov->iov_base = (void *) cl->buf->pos; | |
186 iov->iov_len = cl->buf->last - cl->buf->pos; | |
187 } | |
188 | |
189 size += cl->buf->last - cl->buf->pos; | |
190 prev = cl->buf->last; | |
191 cl = cl->next; | |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
192 } |
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
193 |
461 | 194 /* use pwrite() if there is the only iovec buffer */ |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
195 |
461 | 196 if (vec.nelts == 1) { |
197 iov = vec.elts; | |
198 return ngx_write_file(file, (u_char *) iov[0].iov_base, | |
199 iov[0].iov_len, offset); | |
200 } | |
170
c42be4185301
nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents:
154
diff
changeset
|
201 |
461 | 202 if (file->sys_offset != offset) { |
203 if (lseek(file->fd, offset, SEEK_SET) == -1) { | |
204 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, | |
3157
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
205 "lseek() \"%s\" failed", file->name.data); |
461 | 206 return NGX_ERROR; |
207 } | |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
208 |
461 | 209 file->sys_offset = offset; |
210 } | |
211 | |
212 n = writev(file->fd, vec.elts, vec.nelts); | |
213 | |
214 if (n == -1) { | |
215 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno, | |
3157
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
216 "writev() \"%s\" failed", file->name.data); |
154
eac26585476e
nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
217 return NGX_ERROR; |
eac26585476e
nginx-0.0.1-2003-10-22-11:05:29 import
Igor Sysoev <igor@sysoev.ru>
parents:
75
diff
changeset
|
218 } |
191
71ce40b3c37b
nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents:
190
diff
changeset
|
219 |
461 | 220 if ((size_t) n != size) { |
221 ngx_log_error(NGX_LOG_CRIT, file->log, 0, | |
3157
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
222 "writev() \"%s\" has written only %z of %uz", |
a2c1b4f74ea7
log file name for read/write errors
Igor Sysoev <igor@sysoev.ru>
parents:
2615
diff
changeset
|
223 file->name.data, n, size); |
461 | 224 return NGX_ERROR; |
225 } | |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
226 |
461 | 227 file->sys_offset += n; |
228 file->offset += n; | |
74
17ab1af8c3dd
nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents:
73
diff
changeset
|
229 |
461 | 230 } while (cl); |
73
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
231 |
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
232 return n; |
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
233 } |
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
234 |
4534060fde92
nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
35
diff
changeset
|
235 |
561 | 236 ngx_int_t |
681 | 237 ngx_set_file_time(u_char *name, ngx_fd_t fd, time_t s) |
238 { | |
239 struct timeval tv[2]; | |
240 | |
241 tv[0].tv_sec = s; | |
242 tv[0].tv_usec = 0; | |
243 tv[1].tv_sec = s; | |
244 tv[1].tv_usec = 0; | |
245 | |
246 if (utimes((char *) name, tv) != -1) { | |
247 return NGX_OK; | |
248 } | |
249 | |
250 return NGX_ERROR; | |
251 } | |
252 | |
253 | |
254 ngx_int_t | |
561 | 255 ngx_open_dir(ngx_str_t *name, ngx_dir_t *dir) |
186
c1f3a3c7c5db
nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
256 { |
290
87e73f067470
nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents:
278
diff
changeset
|
257 dir->dir = opendir((const char *) name->data); |
186
c1f3a3c7c5db
nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
258 |
c1f3a3c7c5db
nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
259 if (dir->dir == NULL) { |
c1f3a3c7c5db
nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
260 return NGX_ERROR; |
c1f3a3c7c5db
nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
261 } |
c1f3a3c7c5db
nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
262 |
457 | 263 dir->valid_info = 0; |
186
c1f3a3c7c5db
nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
264 |
c1f3a3c7c5db
nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
265 return NGX_OK; |
c1f3a3c7c5db
nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents:
182
diff
changeset
|
266 } |
561 | 267 |
268 | |
727 | 269 ngx_int_t |
2234
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
270 ngx_read_dir(ngx_dir_t *dir) |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
271 { |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
272 dir->de = readdir(dir->dir); |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
273 |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
274 if (dir->de) { |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
275 #if (NGX_HAVE_D_TYPE) |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
276 dir->type = dir->de->d_type; |
2550
5e87ddb4764f
XFS on Linux does not set dirent.d_type,
Igor Sysoev <igor@sysoev.ru>
parents:
2248
diff
changeset
|
277 dir->valid_type = dir->type ? 1 : 0; |
5e87ddb4764f
XFS on Linux does not set dirent.d_type,
Igor Sysoev <igor@sysoev.ru>
parents:
2248
diff
changeset
|
278 #else |
5e87ddb4764f
XFS on Linux does not set dirent.d_type,
Igor Sysoev <igor@sysoev.ru>
parents:
2248
diff
changeset
|
279 dir->valid_type = 0; |
2234
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
280 #endif |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
281 return NGX_OK; |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
282 } |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
283 |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
284 return NGX_ERROR; |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
285 } |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
286 |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
287 |
c7c319896bb4
*) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents:
2210
diff
changeset
|
288 ngx_int_t |
727 | 289 ngx_open_glob(ngx_glob_t *gl) |
290 { | |
1980 | 291 int n; |
292 | |
293 n = glob((char *) gl->pattern, GLOB_NOSORT, NULL, &gl->pglob); | |
294 | |
295 if (n == 0) { | |
296 return NGX_OK; | |
297 } | |
298 | |
2199
ffb512f0eabd
fix building on FreeBSD prior to 4.8, it has no GLOB_NOMATCH
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
299 #ifdef GLOB_NOMATCH |
ffb512f0eabd
fix building on FreeBSD prior to 4.8, it has no GLOB_NOMATCH
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
300 |
1980 | 301 if (n == GLOB_NOMATCH && gl->test) { |
727 | 302 return NGX_OK; |
303 } | |
304 | |
2199
ffb512f0eabd
fix building on FreeBSD prior to 4.8, it has no GLOB_NOMATCH
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
305 #endif |
ffb512f0eabd
fix building on FreeBSD prior to 4.8, it has no GLOB_NOMATCH
Igor Sysoev <igor@sysoev.ru>
parents:
2129
diff
changeset
|
306 |
727 | 307 return NGX_ERROR; |
308 } | |
309 | |
310 | |
311 ngx_int_t | |
312 ngx_read_glob(ngx_glob_t *gl, ngx_str_t *name) | |
313 { | |
2210
2cae41e51622
fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents:
2199
diff
changeset
|
314 size_t count; |
2cae41e51622
fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents:
2199
diff
changeset
|
315 |
2cae41e51622
fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents:
2199
diff
changeset
|
316 #ifdef GLOB_NOMATCH |
2cae41e51622
fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents:
2199
diff
changeset
|
317 count = (size_t) gl->pglob.gl_pathc; |
2cae41e51622
fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents:
2199
diff
changeset
|
318 #else |
2cae41e51622
fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents:
2199
diff
changeset
|
319 count = (size_t) gl->pglob.gl_matchc; |
2cae41e51622
fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents:
2199
diff
changeset
|
320 #endif |
2cae41e51622
fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents:
2199
diff
changeset
|
321 |
2cae41e51622
fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents:
2199
diff
changeset
|
322 if (gl->n < count) { |
727 | 323 |
324 name->len = (size_t) ngx_strlen(gl->pglob.gl_pathv[gl->n]); | |
325 name->data = (u_char *) gl->pglob.gl_pathv[gl->n]; | |
326 gl->n++; | |
327 | |
328 return NGX_OK; | |
329 } | |
330 | |
331 return NGX_DONE; | |
332 } | |
333 | |
334 | |
335 void | |
336 ngx_close_glob(ngx_glob_t *gl) | |
337 { | |
338 globfree(&gl->pglob); | |
339 } | |
340 | |
341 | |
611 | 342 ngx_err_t |
343 ngx_trylock_fd(ngx_fd_t fd) | |
561 | 344 { |
345 struct flock fl; | |
346 | |
611 | 347 fl.l_start = 0; |
348 fl.l_len = 0; | |
349 fl.l_pid = 0; | |
350 fl.l_type = F_WRLCK; | |
561 | 351 fl.l_whence = SEEK_SET; |
611 | 352 |
353 if (fcntl(fd, F_SETLK, &fl) == -1) { | |
354 return ngx_errno; | |
355 } | |
356 | |
357 return 0; | |
358 } | |
359 | |
360 | |
361 ngx_err_t | |
362 ngx_lock_fd(ngx_fd_t fd) | |
363 { | |
364 struct flock fl; | |
365 | |
366 fl.l_start = 0; | |
561 | 367 fl.l_len = 0; |
368 fl.l_pid = 0; | |
369 fl.l_type = F_WRLCK; | |
611 | 370 fl.l_whence = SEEK_SET; |
561 | 371 |
611 | 372 if (fcntl(fd, F_SETLKW, &fl) == -1) { |
373 return ngx_errno; | |
561 | 374 } |
375 | |
611 | 376 return 0; |
561 | 377 } |
378 | |
379 | |
611 | 380 ngx_err_t |
381 ngx_unlock_fd(ngx_fd_t fd) | |
561 | 382 { |
383 struct flock fl; | |
384 | |
611 | 385 fl.l_start = 0; |
561 | 386 fl.l_len = 0; |
387 fl.l_pid = 0; | |
388 fl.l_type = F_UNLCK; | |
611 | 389 fl.l_whence = SEEK_SET; |
561 | 390 |
611 | 391 if (fcntl(fd, F_SETLK, &fl) == -1) { |
392 return ngx_errno; | |
561 | 393 } |
394 | |
611 | 395 return 0; |
561 | 396 } |
2129 | 397 |
398 | |
399 #if (NGX_HAVE_O_DIRECT) | |
400 | |
401 ngx_int_t | |
2248
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
402 ngx_directio_on(ngx_fd_t fd) |
2129 | 403 { |
404 int flags; | |
405 | |
406 flags = fcntl(fd, F_GETFL); | |
407 | |
408 if (flags == -1) { | |
3164
b1b1775698d5
uniform ngx_directio_on/off() interface with other file functions
Igor Sysoev <igor@sysoev.ru>
parents:
3163
diff
changeset
|
409 return NGX_FILE_ERROR; |
2129 | 410 } |
411 | |
412 return fcntl(fd, F_SETFL, flags | O_DIRECT); | |
413 } | |
414 | |
2248
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
415 |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
416 ngx_int_t |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
417 ngx_directio_off(ngx_fd_t fd) |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
418 { |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
419 int flags; |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
420 |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
421 flags = fcntl(fd, F_GETFL); |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
422 |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
423 if (flags == -1) { |
3164
b1b1775698d5
uniform ngx_directio_on/off() interface with other file functions
Igor Sysoev <igor@sysoev.ru>
parents:
3163
diff
changeset
|
424 return NGX_FILE_ERROR; |
2248
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
425 } |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
426 |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
427 return fcntl(fd, F_SETFL, flags & ~O_DIRECT); |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
428 } |
1adec90a0e46
disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents:
2234
diff
changeset
|
429 |
2129 | 430 #endif |
2615 | 431 |
432 | |
433 #if (NGX_HAVE_STATFS) | |
434 | |
435 size_t | |
436 ngx_fs_bsize(u_char *name) | |
437 { | |
438 struct statfs fs; | |
439 | |
440 if (statfs((char *) name, &fs) == -1) { | |
441 return 512; | |
442 } | |
443 | |
444 if ((fs.f_bsize % 512) != 0) { | |
445 return 512; | |
446 } | |
447 | |
448 return (size_t) fs.f_bsize; | |
449 } | |
450 | |
451 #elif (NGX_HAVE_STATVFS) | |
452 | |
453 size_t | |
454 ngx_fs_bsize(u_char *name) | |
455 { | |
456 struct statvfs fs; | |
457 | |
458 if (statvfs((char *) name, &fs) == -1) { | |
459 return 512; | |
460 } | |
461 | |
462 if ((fs.f_frsize % 512) != 0) { | |
463 return 512; | |
464 } | |
465 | |
466 return (size_t) fs.f_frsize; | |
467 } | |
468 | |
469 #else | |
470 | |
471 size_t | |
472 ngx_fs_bsize(u_char *name) | |
473 { | |
474 return 512; | |
475 } | |
476 | |
477 #endif |