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annotate src/os/unix/ngx_files.c @ 6301:b5a87b51be24

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Used the pwritev() syscall for writing files where possible. It is more effective, because it doesn't require a separate lseek().
author Valentin Bartenev <vbart@nginx.com>
date Tue, 17 Nov 2015 19:01:41 +0300
parents be6af0906a4d
children 3832b608dc8d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
Igor Sysoev <igor@sysoev.ru>
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da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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2 /*
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42d11f017717 nginx-0.1.0-2004-09-29-20:00:49 import; remove years from copyright
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3 * Copyright (C) Igor Sysoev
4412
d620f497c50f Copyright updated.
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4 * Copyright (C) Nginx, Inc.
441
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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5 */
da8c5707af39 nginx-0.1.0-2004-09-28-12:34:51 import; set copyright and remove unused files
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6
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62b1a364857c nginx-0.0.1-2002-08-23-20:14:30 import
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7
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b2e039840718 nginx-0.0.1-2002-12-19-20:49:51 import
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8 #include <ngx_config.h>
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
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9 #include <ngx_core.h>
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17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
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11
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12 #if (NGX_THREADS)
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13 #include <ngx_thread_pool.h>
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14 static void ngx_thread_read_handler(void *data, ngx_log_t *log);
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15 #endif
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16
6300
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17 static ssize_t ngx_writev_file(ngx_file_t *file, ngx_array_t *vec, size_t size,
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18 off_t offset);
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19
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20
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21 #if (NGX_HAVE_FILE_AIO)
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22
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23 ngx_uint_t ngx_file_aio = 1;
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24
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25 #endif
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26
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27
561
e48ebafc6939 nginx-0.3.2-RELEASE import
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28 ssize_t
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29 ngx_read_file(ngx_file_t *file, u_char *buf, size_t size, off_t offset)
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30 {
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31 ssize_t n;
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32
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33 ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0,
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a88a3e4e158f nginx-0.1.5-RELEASE import
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34 "read: %d, %p, %uz, %O", file->fd, buf, size, offset);
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35
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36 #if (NGX_HAVE_PREAD)
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37
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708f8bb772ec nginx-0.0.1-2002-09-02-18:48:24 import
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38 n = pread(file->fd, buf, size, offset);
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39
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6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
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40 if (n == -1) {
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41 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
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42 "pread() \"%s\" failed", file->name.data);
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6f58641241bb nginx-0.0.1-2002-09-07-14:14:25 import
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43 return NGX_ERROR;
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44 }
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45
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46 #else
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47
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02a715e85df1 nginx-0.0.1-2003-11-19-00:34:08 import
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48 if (file->sys_offset != offset) {
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3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
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49 if (lseek(file->fd, offset, SEEK_SET) == -1) {
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50 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
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51 "lseek() \"%s\" failed", file->name.data);
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3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
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52 return NGX_ERROR;
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53 }
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71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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54
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
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55 file->sys_offset = offset;
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56 }
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57
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
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58 n = read(file->fd, buf, size);
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59
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60 if (n == -1) {
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61 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
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62 "read() \"%s\" failed", file->name.data);
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63 return NGX_ERROR;
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64 }
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65
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66 file->sys_offset += n;
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67
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68 #endif
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69
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79c1fce18e71 nginx-0.0.1-2002-12-21-20:14:50 import
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70 file->offset += n;
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71
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72 return n;
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73 }
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74
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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75
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76 #if (NGX_THREADS)
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77
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78 typedef struct {
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79 ngx_fd_t fd;
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80 u_char *buf;
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81 size_t size;
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82 off_t offset;
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83
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84 size_t read;
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85 ngx_err_t err;
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86 } ngx_thread_read_ctx_t;
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87
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88
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89 ssize_t
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90 ngx_thread_read(ngx_thread_task_t **taskp, ngx_file_t *file, u_char *buf,
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91 size_t size, off_t offset, ngx_pool_t *pool)
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92 {
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93 ngx_thread_task_t *task;
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94 ngx_thread_read_ctx_t *ctx;
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95
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96 ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0,
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97 "thread read: %d, %p, %uz, %O",
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98 file->fd, buf, size, offset);
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99
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100 task = *taskp;
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101
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102 if (task == NULL) {
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103 task = ngx_thread_task_alloc(pool, sizeof(ngx_thread_read_ctx_t));
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104 if (task == NULL) {
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105 return NGX_ERROR;
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106 }
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107
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108 task->handler = ngx_thread_read_handler;
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109
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110 *taskp = task;
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111 }
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112
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113 ctx = task->ctx;
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114
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115 if (task->event.complete) {
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116 task->event.complete = 0;
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117
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118 if (ctx->err) {
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119 ngx_log_error(NGX_LOG_CRIT, file->log, ctx->err,
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120 "pread() \"%s\" failed", file->name.data);
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121 return NGX_ERROR;
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122 }
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123
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124 return ctx->read;
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125 }
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126
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127 ctx->fd = file->fd;
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diff changeset
128 ctx->buf = buf;
1fdba317ee6d Added support for offloading read() in thread pools.
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diff changeset
129 ctx->size = size;
1fdba317ee6d Added support for offloading read() in thread pools.
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diff changeset
130 ctx->offset = offset;
1fdba317ee6d Added support for offloading read() in thread pools.
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parents: 4943
diff changeset
131
1fdba317ee6d Added support for offloading read() in thread pools.
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parents: 4943
diff changeset
132 if (file->thread_handler(task, file) != NGX_OK) {
1fdba317ee6d Added support for offloading read() in thread pools.
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parents: 4943
diff changeset
133 return NGX_ERROR;
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
134 }
1fdba317ee6d Added support for offloading read() in thread pools.
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parents: 4943
diff changeset
135
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
136 return NGX_AGAIN;
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
137 }
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
138
1fdba317ee6d Added support for offloading read() in thread pools.
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parents: 4943
diff changeset
139
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
140 #if (NGX_HAVE_PREAD)
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parents: 4943
diff changeset
141
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
142 static void
1fdba317ee6d Added support for offloading read() in thread pools.
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parents: 4943
diff changeset
143 ngx_thread_read_handler(void *data, ngx_log_t *log)
1fdba317ee6d Added support for offloading read() in thread pools.
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parents: 4943
diff changeset
144 {
1fdba317ee6d Added support for offloading read() in thread pools.
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parents: 4943
diff changeset
145 ngx_thread_read_ctx_t *ctx = data;
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parents: 4943
diff changeset
146
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
147 ssize_t n;
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parents: 4943
diff changeset
148
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
149 ngx_log_debug0(NGX_LOG_DEBUG_CORE, log, 0, "thread read handler");
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parents: 4943
diff changeset
150
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
151 n = pread(ctx->fd, ctx->buf, ctx->size, ctx->offset);
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parents: 4943
diff changeset
152
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
153 if (n == -1) {
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
154 ctx->err = ngx_errno;
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
155
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
156 } else {
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
157 ctx->read = n;
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
158 ctx->err = 0;
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
159 }
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
160
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
161 #if 0
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
162 ngx_time_update();
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
163 #endif
1fdba317ee6d Added support for offloading read() in thread pools.
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parents: 4943
diff changeset
164
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
165 ngx_log_debug4(NGX_LOG_DEBUG_CORE, log, 0,
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
166 "pread: %z (err: %i) of %uz @%O",
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
167 n, ctx->err, ctx->size, ctx->offset);
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
168 }
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
169
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
170 #else
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parents: 4943
diff changeset
171
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
172 #error pread() is required!
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parents: 4943
diff changeset
173
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
174 #endif
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
175
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
176 #endif /* NGX_THREADS */
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
177
1fdba317ee6d Added support for offloading read() in thread pools.
Valentin Bartenev <vbart@nginx.com>
parents: 4943
diff changeset
178
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
179 ssize_t
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
180 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
181 {
6299
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
182 ssize_t n, written;
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
183 ngx_err_t err;
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
184
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
185 ngx_log_debug4(NGX_LOG_DEBUG_CORE, file->log, 0,
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
186 "write: %d, %p, %uz, %O", file->fd, buf, size, offset);
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
187
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
188 written = 0;
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
189
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 467
diff changeset
190 #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
191
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
192 for ( ;; ) {
3657
fbd7dad43a4e fix ngx_write_file() buf
Igor Sysoev <igor@sysoev.ru>
parents: 3651
diff changeset
193 n = pwrite(file->fd, buf + written, size, offset);
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
194
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
195 if (n == -1) {
6299
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
196 err = ngx_errno;
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
197
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
198 if (err == NGX_EINTR) {
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
199 ngx_log_debug0(NGX_LOG_DEBUG_CORE, file->log, err,
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
200 "pwrite() was interrupted");
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
201 continue;
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
202 }
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
203
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
204 ngx_log_error(NGX_LOG_CRIT, file->log, err,
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
205 "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
206 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
207 }
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
208
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
209 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
210 written += n;
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
211
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
212 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
213 return written;
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
214 }
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
215
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
216 offset += n;
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
217 size -= n;
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
218 }
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
219
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
220 #else
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
221
190
02a715e85df1 nginx-0.0.1-2003-11-19-00:34:08 import
Igor Sysoev <igor@sysoev.ru>
parents: 186
diff changeset
222 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
223 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
224 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
225 "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
226 return NGX_ERROR;
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
227 }
191
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 190
diff changeset
228
71ce40b3c37b nginx-0.0.1-2003-11-19-19:26:41 import
Igor Sysoev <igor@sysoev.ru>
parents: 190
diff changeset
229 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
230 }
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
231
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
232 for ( ;; ) {
3657
fbd7dad43a4e fix ngx_write_file() buf
Igor Sysoev <igor@sysoev.ru>
parents: 3651
diff changeset
233 n = write(file->fd, buf + written, size);
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
234
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
235 if (n == -1) {
6299
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
236 err = ngx_errno;
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
237
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
238 if (err == NGX_EINTR) {
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
239 ngx_log_debug0(NGX_LOG_DEBUG_CORE, file->log, err,
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
240 "write() was interrupted");
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
241 continue;
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
242 }
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
243
5170c3040ce1 Handled EINTR from write() and pwrite() syscalls.
Valentin Bartenev <vbart@nginx.com>
parents: 6298
diff changeset
244 ngx_log_error(NGX_LOG_CRIT, file->log, err,
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
245 "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
246 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
247 }
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
248
6298
8f6d753c1953 Adjusted file->sys_offset after the write() syscall.
Valentin Bartenev <vbart@nginx.com>
parents: 6241
diff changeset
249 file->sys_offset += n;
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
250 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
251 written += n;
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
252
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
253 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
254 return written;
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
255 }
182
3c49eaf3f522 nginx-0.0.1-2003-11-13-09:14:05 import
Igor Sysoev <igor@sysoev.ru>
parents: 170
diff changeset
256
3163
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
257 size -= n;
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
258 }
34cbd6e86218 handle short pwrite() to log an error cause: ENOSPC, EDQUOT, or EFBIG
Igor Sysoev <igor@sysoev.ru>
parents: 3157
diff changeset
259 #endif
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
260 }
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
261
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
262
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
263 ngx_fd_t
1046
bb139aba3199 rename mode to access
Igor Sysoev <igor@sysoev.ru>
parents: 735
diff changeset
264 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
265 {
00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
266 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
267
1046
bb139aba3199 rename mode to access
Igor Sysoev <igor@sysoev.ru>
parents: 735
diff changeset
268 fd = open((const char *) name, O_CREAT|O_EXCL|O_RDWR,
bb139aba3199 rename mode to access
Igor Sysoev <igor@sysoev.ru>
parents: 735
diff changeset
269 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
270
00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
271 if (fd != -1 && !persistent) {
4794
4163fb9dcfcb Explicitly ignore returned value from unlink() in ngx_open_tempfile().
Andrey Belov <defan@nginx.com>
parents: 4737
diff changeset
272 (void) unlink((const char *) name);
303
00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
273 }
00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
274
00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
275 return fd;
00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
276 }
00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
277
00c5660d2707 nginx-0.0.3-2004-04-01-20:20:53 import
Igor Sysoev <igor@sysoev.ru>
parents: 290
diff changeset
278
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
279 #define NGX_IOVS 8
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
280
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
281 ssize_t
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
282 ngx_write_chain_to_file(ngx_file_t *file, ngx_chain_t *cl, off_t offset,
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
283 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
284 {
290
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 278
diff changeset
285 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
286 size_t size;
4220
4be8dd8dd547 Fixed unix ngx_write_chain_to_file() to return total bytes written.
Maxim Dounin <mdounin@mdounin.ru>
parents: 3861
diff changeset
287 ssize_t total, n;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
288 ngx_array_t vec;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
289 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
290
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
291 /* 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
292
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
293 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
294 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
295 (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
296 offset);
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
297 }
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
298
4220
4be8dd8dd547 Fixed unix ngx_write_chain_to_file() to return total bytes written.
Maxim Dounin <mdounin@mdounin.ru>
parents: 3861
diff changeset
299 total = 0;
4be8dd8dd547 Fixed unix ngx_write_chain_to_file() to return total bytes written.
Maxim Dounin <mdounin@mdounin.ru>
parents: 3861
diff changeset
300
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
301 vec.elts = iovs;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
302 vec.size = sizeof(struct iovec);
577
4d9ea73a627a nginx-0.3.10-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 561
diff changeset
303 vec.nalloc = NGX_IOVS;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
304 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
305
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
306 do {
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
307 prev = NULL;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
308 iov = NULL;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
309 size = 0;
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
310
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
311 vec.nelts = 0;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
312
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
313 /* 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
314
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
315 while (cl && vec.nelts < IOV_MAX) {
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
316 if (prev == cl->buf->pos) {
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
317 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
318
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
319 } else {
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
320 iov = ngx_array_push(&vec);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
321 if (iov == NULL) {
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
322 return NGX_ERROR;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
323 }
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
324
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
325 iov->iov_base = (void *) cl->buf->pos;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
326 iov->iov_len = cl->buf->last - cl->buf->pos;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
327 }
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
328
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
329 size += cl->buf->last - cl->buf->pos;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
330 prev = cl->buf->last;
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
331 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
332 }
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
333
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
334 /* 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
335
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
336 if (vec.nelts == 1) {
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
337 iov = vec.elts;
4221
3203ddb78279 Fixed another return in unix ngx_write_chain_to_file().
Maxim Dounin <mdounin@mdounin.ru>
parents: 4220
diff changeset
338
3203ddb78279 Fixed another return in unix ngx_write_chain_to_file().
Maxim Dounin <mdounin@mdounin.ru>
parents: 4220
diff changeset
339 n = ngx_write_file(file, (u_char *) iov[0].iov_base,
3203ddb78279 Fixed another return in unix ngx_write_chain_to_file().
Maxim Dounin <mdounin@mdounin.ru>
parents: 4220
diff changeset
340 iov[0].iov_len, offset);
3203ddb78279 Fixed another return in unix ngx_write_chain_to_file().
Maxim Dounin <mdounin@mdounin.ru>
parents: 4220
diff changeset
341
3203ddb78279 Fixed another return in unix ngx_write_chain_to_file().
Maxim Dounin <mdounin@mdounin.ru>
parents: 4220
diff changeset
342 if (n == NGX_ERROR) {
3203ddb78279 Fixed another return in unix ngx_write_chain_to_file().
Maxim Dounin <mdounin@mdounin.ru>
parents: 4220
diff changeset
343 return n;
3203ddb78279 Fixed another return in unix ngx_write_chain_to_file().
Maxim Dounin <mdounin@mdounin.ru>
parents: 4220
diff changeset
344 }
3203ddb78279 Fixed another return in unix ngx_write_chain_to_file().
Maxim Dounin <mdounin@mdounin.ru>
parents: 4220
diff changeset
345
3203ddb78279 Fixed another return in unix ngx_write_chain_to_file().
Maxim Dounin <mdounin@mdounin.ru>
parents: 4220
diff changeset
346 return total + n;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
347 }
170
c42be4185301 nginx-0.0.1-2003-11-03-01:56:18 import
Igor Sysoev <igor@sysoev.ru>
parents: 154
diff changeset
348
6300
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
349 n = ngx_writev_file(file, &vec, size, offset);
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
350
6300
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
351 if (n == NGX_ERROR) {
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
352 return n;
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
353 }
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
354
4938
64ffc28850bb Core: fixed ngx_write_chain_to_file() with IOV_MAX reached.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4919
diff changeset
355 offset += n;
4220
4be8dd8dd547 Fixed unix ngx_write_chain_to_file() to return total bytes written.
Maxim Dounin <mdounin@mdounin.ru>
parents: 3861
diff changeset
356 total += n;
74
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
parents: 73
diff changeset
357
461
a88a3e4e158f nginx-0.1.5-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 457
diff changeset
358 } while (cl);
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
359
4220
4be8dd8dd547 Fixed unix ngx_write_chain_to_file() to return total bytes written.
Maxim Dounin <mdounin@mdounin.ru>
parents: 3861
diff changeset
360 return total;
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
361 }
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
362
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents: 35
diff changeset
363
6300
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
364 static ssize_t
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
365 ngx_writev_file(ngx_file_t *file, ngx_array_t *vec, size_t size, off_t offset)
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
366 {
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
367 ssize_t n;
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
368 ngx_err_t err;
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
369
6301
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
370 ngx_log_debug3(NGX_LOG_DEBUG_CORE, file->log, 0,
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
371 "writev: %d, %uz, %O", file->fd, size, offset);
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
372
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
373 #if (NGX_HAVE_PWRITEV)
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
374
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
375 eintr:
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
376
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
377 n = pwritev(file->fd, vec->elts, vec->nelts, offset);
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
378
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
379 if (n == -1) {
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
380 err = ngx_errno;
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
381
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
382 if (err == NGX_EINTR) {
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
383 ngx_log_debug0(NGX_LOG_DEBUG_CORE, file->log, err,
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
384 "pwritev() was interrupted");
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
385 goto eintr;
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
386 }
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
387
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
388 ngx_log_error(NGX_LOG_CRIT, file->log, err,
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
389 "pwritev() \"%s\" failed", file->name.data);
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
390 return NGX_ERROR;
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
391 }
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
392
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
393 if ((size_t) n != size) {
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
394 ngx_log_error(NGX_LOG_CRIT, file->log, 0,
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
395 "pwritev() \"%s\" has written only %z of %uz",
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
396 file->name.data, n, size);
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
397 return NGX_ERROR;
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
398 }
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
399
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
400 #else
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
401
6300
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
402 if (file->sys_offset != offset) {
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
403 if (lseek(file->fd, offset, SEEK_SET) == -1) {
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
404 ngx_log_error(NGX_LOG_CRIT, file->log, ngx_errno,
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
405 "lseek() \"%s\" failed", file->name.data);
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
406 return NGX_ERROR;
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
407 }
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
408
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
409 file->sys_offset = offset;
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
410 }
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
411
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
412 eintr:
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
413
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
414 n = writev(file->fd, vec->elts, vec->nelts);
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
415
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
416 if (n == -1) {
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
417 err = ngx_errno;
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
418
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
419 if (err == NGX_EINTR) {
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
420 ngx_log_debug0(NGX_LOG_DEBUG_CORE, file->log, err,
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
421 "writev() was interrupted");
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
422 goto eintr;
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
423 }
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
424
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
425 ngx_log_error(NGX_LOG_CRIT, file->log, err,
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
426 "writev() \"%s\" failed", file->name.data);
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
427 return NGX_ERROR;
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
428 }
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
429
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
430 if ((size_t) n != size) {
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
431 ngx_log_error(NGX_LOG_CRIT, file->log, 0,
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
432 "writev() \"%s\" has written only %z of %uz",
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
433 file->name.data, n, size);
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
434 return NGX_ERROR;
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
435 }
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
436
6301
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
437 file->sys_offset += n;
6300
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
438
6301
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
439 #endif
b5a87b51be24 Used the pwritev() syscall for writing files where possible.
Valentin Bartenev <vbart@nginx.com>
parents: 6300
diff changeset
440
6300
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
441 file->offset += n;
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
442
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
443 return n;
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
444 }
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
445
be6af0906a4d Moved file writev() handling code to a separate function.
Valentin Bartenev <vbart@nginx.com>
parents: 6299
diff changeset
446
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
447 ngx_int_t
681
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
448 ngx_set_file_time(u_char *name, ngx_fd_t fd, time_t s)
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
449 {
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
450 struct timeval tv[2];
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
451
3861
cf80c0b0109a set current atime while setting mtime
Igor Sysoev <igor@sysoev.ru>
parents: 3657
diff changeset
452 tv[0].tv_sec = ngx_time();
681
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
453 tv[0].tv_usec = 0;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
454 tv[1].tv_sec = s;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
455 tv[1].tv_usec = 0;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
456
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
457 if (utimes((char *) name, tv) != -1) {
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
458 return NGX_OK;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
459 }
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
460
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
461 return NGX_ERROR;
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
462 }
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
463
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
464
7e24168b0853 nginx-0.4.0-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 633
diff changeset
465 ngx_int_t
3651
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
466 ngx_create_file_mapping(ngx_file_mapping_t *fm)
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
467 {
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
468 fm->fd = ngx_open_file(fm->name, NGX_FILE_RDWR, NGX_FILE_TRUNCATE,
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
469 NGX_FILE_DEFAULT_ACCESS);
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
470 if (fm->fd == NGX_INVALID_FILE) {
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
471 ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno,
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
472 ngx_open_file_n " \"%s\" failed", fm->name);
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
473 return NGX_ERROR;
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
474 }
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
475
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
476 if (ftruncate(fm->fd, fm->size) == -1) {
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
477 ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno,
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
478 "ftruncate() \"%s\" failed", fm->name);
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
479 goto failed;
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
480 }
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
481
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
482 fm->addr = mmap(NULL, fm->size, PROT_READ|PROT_WRITE, MAP_SHARED,
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
483 fm->fd, 0);
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
484 if (fm->addr != MAP_FAILED) {
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
485 return NGX_OK;
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
486 }
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
487
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
488 ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno,
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
489 "mmap(%uz) \"%s\" failed", fm->size, fm->name);
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
490
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
491 failed:
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
492
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
493 if (ngx_close_file(fm->fd) == NGX_FILE_ERROR) {
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
494 ngx_log_error(NGX_LOG_ALERT, fm->log, ngx_errno,
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
495 ngx_close_file_n " \"%s\" failed", fm->name);
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
496 }
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
497
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
498 return NGX_ERROR;
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
499 }
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
500
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
501
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
502 void
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
503 ngx_close_file_mapping(ngx_file_mapping_t *fm)
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
504 {
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
505 if (munmap(fm->addr, fm->size) == -1) {
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
506 ngx_log_error(NGX_LOG_CRIT, fm->log, ngx_errno,
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
507 "munmap(%uz) \"%s\" failed", fm->size, fm->name);
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
508 }
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
509
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
510 if (ngx_close_file(fm->fd) == NGX_FILE_ERROR) {
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
511 ngx_log_error(NGX_LOG_ALERT, fm->log, ngx_errno,
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
512 ngx_close_file_n " \"%s\" failed", fm->name);
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
513 }
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
514 }
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
515
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
516
515d50917016 ngx_create_file_mapping()
Igor Sysoev <igor@sysoev.ru>
parents: 3322
diff changeset
517 ngx_int_t
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
518 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
519 {
290
87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
Igor Sysoev <igor@sysoev.ru>
parents: 278
diff changeset
520 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
521
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
522 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
523 return NGX_ERROR;
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
524 }
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
525
457
ded1284520cc nginx-0.1.3-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
526 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
527
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
528 return NGX_OK;
c1f3a3c7c5db nginx-0.0.1-2003-11-17-00:49:42 import
Igor Sysoev <igor@sysoev.ru>
parents: 182
diff changeset
529 }
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
530
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
531
727
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
532 ngx_int_t
2234
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
533 ngx_read_dir(ngx_dir_t *dir)
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
534 {
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
535 dir->de = readdir(dir->dir);
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
536
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
537 if (dir->de) {
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
538 #if (NGX_HAVE_D_TYPE)
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
539 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
540 #else
3200
26784c34e8be *) reset cached dirent.d_type after stat()
Igor Sysoev <igor@sysoev.ru>
parents: 3164
diff changeset
541 dir->type = 0;
2234
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
542 #endif
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
543 return NGX_OK;
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
544 }
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
545
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
546 return NGX_ERROR;
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
547 }
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
548
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
549
c7c319896bb4 *) autoconfigure struct dirent capabilities
Igor Sysoev <igor@sysoev.ru>
parents: 2210
diff changeset
550 ngx_int_t
727
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
551 ngx_open_glob(ngx_glob_t *gl)
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
552 {
1980
b5263e401884 ignore glob no match error
Igor Sysoev <igor@sysoev.ru>
parents: 1046
diff changeset
553 int n;
b5263e401884 ignore glob no match error
Igor Sysoev <igor@sysoev.ru>
parents: 1046
diff changeset
554
4943
1e2d5d3f9f6b Core: removed GLOB_NOSORT glob option.
Maxim Dounin <mdounin@mdounin.ru>
parents: 4938
diff changeset
555 n = glob((char *) gl->pattern, 0, NULL, &gl->pglob);
1980
b5263e401884 ignore glob no match error
Igor Sysoev <igor@sysoev.ru>
parents: 1046
diff changeset
556
b5263e401884 ignore glob no match error
Igor Sysoev <igor@sysoev.ru>
parents: 1046
diff changeset
557 if (n == 0) {
b5263e401884 ignore glob no match error
Igor Sysoev <igor@sysoev.ru>
parents: 1046
diff changeset
558 return NGX_OK;
b5263e401884 ignore glob no match error
Igor Sysoev <igor@sysoev.ru>
parents: 1046
diff changeset
559 }
b5263e401884 ignore glob no match error
Igor Sysoev <igor@sysoev.ru>
parents: 1046
diff changeset
560
2199
ffb512f0eabd fix building on FreeBSD prior to 4.8, it has no GLOB_NOMATCH
Igor Sysoev <igor@sysoev.ru>
parents: 2129
diff changeset
561 #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
562
1980
b5263e401884 ignore glob no match error
Igor Sysoev <igor@sysoev.ru>
parents: 1046
diff changeset
563 if (n == GLOB_NOMATCH && gl->test) {
727
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
564 return NGX_OK;
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
565 }
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
566
2199
ffb512f0eabd fix building on FreeBSD prior to 4.8, it has no GLOB_NOMATCH
Igor Sysoev <igor@sysoev.ru>
parents: 2129
diff changeset
567 #endif
ffb512f0eabd fix building on FreeBSD prior to 4.8, it has no GLOB_NOMATCH
Igor Sysoev <igor@sysoev.ru>
parents: 2129
diff changeset
568
727
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
569 return NGX_ERROR;
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
570 }
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
571
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
572
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
573 ngx_int_t
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
574 ngx_read_glob(ngx_glob_t *gl, ngx_str_t *name)
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
575 {
2210
2cae41e51622 fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents: 2199
diff changeset
576 size_t count;
2cae41e51622 fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents: 2199
diff changeset
577
2cae41e51622 fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents: 2199
diff changeset
578 #ifdef GLOB_NOMATCH
2cae41e51622 fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents: 2199
diff changeset
579 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
580 #else
2cae41e51622 fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents: 2199
diff changeset
581 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
582 #endif
2cae41e51622 fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents: 2199
diff changeset
583
2cae41e51622 fix build on Linux and Solaris introduced in r2200
Igor Sysoev <igor@sysoev.ru>
parents: 2199
diff changeset
584 if (gl->n < count) {
727
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
585
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
586 name->len = (size_t) ngx_strlen(gl->pglob.gl_pathv[gl->n]);
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
587 name->data = (u_char *) gl->pglob.gl_pathv[gl->n];
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
588 gl->n++;
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
589
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
590 return NGX_OK;
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
591 }
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
592
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
593 return NGX_DONE;
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
594 }
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
595
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
596
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
597 void
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
598 ngx_close_glob(ngx_glob_t *gl)
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
599 {
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
600 globfree(&gl->pglob);
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
601 }
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
602
532d15ddbe68 glob support in include
Igor Sysoev <igor@sysoev.ru>
parents: 681
diff changeset
603
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
604 ngx_err_t
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
605 ngx_trylock_fd(ngx_fd_t fd)
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
606 {
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
607 struct flock fl;
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
608
4737
9acc1a5a5b9a Made sure to initialize the entire "struct flock" allocated on stack.
Ruslan Ermilov <ru@nginx.com>
parents: 4412
diff changeset
609 ngx_memzero(&fl, sizeof(struct flock));
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
610 fl.l_type = F_WRLCK;
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
611 fl.l_whence = SEEK_SET;
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
612
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
613 if (fcntl(fd, F_SETLK, &fl) == -1) {
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
614 return ngx_errno;
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
615 }
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
616
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
617 return 0;
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
618 }
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
619
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
620
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
621 ngx_err_t
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
622 ngx_lock_fd(ngx_fd_t fd)
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
623 {
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
624 struct flock fl;
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
625
4737
9acc1a5a5b9a Made sure to initialize the entire "struct flock" allocated on stack.
Ruslan Ermilov <ru@nginx.com>
parents: 4412
diff changeset
626 ngx_memzero(&fl, sizeof(struct flock));
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
627 fl.l_type = F_WRLCK;
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
628 fl.l_whence = SEEK_SET;
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
629
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
630 if (fcntl(fd, F_SETLKW, &fl) == -1) {
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
631 return ngx_errno;
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
632 }
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
633
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
634 return 0;
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
635 }
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
636
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
637
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
638 ngx_err_t
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
639 ngx_unlock_fd(ngx_fd_t fd)
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
640 {
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
641 struct flock fl;
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
642
4737
9acc1a5a5b9a Made sure to initialize the entire "struct flock" allocated on stack.
Ruslan Ermilov <ru@nginx.com>
parents: 4412
diff changeset
643 ngx_memzero(&fl, sizeof(struct flock));
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
644 fl.l_type = F_UNLCK;
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
645 fl.l_whence = SEEK_SET;
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
646
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
647 if (fcntl(fd, F_SETLK, &fl) == -1) {
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
648 return ngx_errno;
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
649 }
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
650
611
3f8a2132b93d nginx-0.3.27-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 577
diff changeset
651 return 0;
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
652 }
2129
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
653
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
654
4299
11e47bf300db FreeBSD 10-current has recently gotten POSIX_FADV_* macros.
Maxim Konovalov <maxim@nginx.com>
parents: 4221
diff changeset
655 #if (NGX_HAVE_POSIX_FADVISE) && !(NGX_HAVE_F_READAHEAD)
3322
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
656
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
657 ngx_int_t
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
658 ngx_read_ahead(ngx_fd_t fd, size_t n)
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
659 {
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
660 int err;
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
661
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
662 err = posix_fadvise(fd, 0, 0, POSIX_FADV_SEQUENTIAL);
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
663
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
664 if (err == 0) {
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
665 return 0;
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
666 }
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
667
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
668 ngx_set_errno(err);
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
669 return NGX_FILE_ERROR;
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
670 }
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
671
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
672 #endif
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
673
e19df6e65352 fix posix_fadvise() error handling
Igor Sysoev <igor@sysoev.ru>
parents: 3294
diff changeset
674
2129
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
675 #if (NGX_HAVE_O_DIRECT)
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
676
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
677 ngx_int_t
2248
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
678 ngx_directio_on(ngx_fd_t fd)
2129
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
679 {
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
680 int flags;
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
681
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
682 flags = fcntl(fd, F_GETFL);
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
683
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
684 if (flags == -1) {
3164
b1b1775698d5 uniform ngx_directio_on/off() interface with other file functions
Igor Sysoev <igor@sysoev.ru>
parents: 3163
diff changeset
685 return NGX_FILE_ERROR;
2129
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
686 }
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
687
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
688 return fcntl(fd, F_SETFL, flags | O_DIRECT);
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
689 }
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
690
2248
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
691
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
692 ngx_int_t
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
693 ngx_directio_off(ngx_fd_t fd)
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
694 {
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
695 int flags;
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
696
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
697 flags = fcntl(fd, F_GETFL);
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
698
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
699 if (flags == -1) {
3164
b1b1775698d5 uniform ngx_directio_on/off() interface with other file functions
Igor Sysoev <igor@sysoev.ru>
parents: 3163
diff changeset
700 return NGX_FILE_ERROR;
2248
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
701 }
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
702
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
703 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
704 }
1adec90a0e46 disable directio for unaligned reads in Linux
Igor Sysoev <igor@sysoev.ru>
parents: 2234
diff changeset
705
2129
25add486e7aa directio
Igor Sysoev <igor@sysoev.ru>
parents: 1980
diff changeset
706 #endif
2615
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
707
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
708
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
709 #if (NGX_HAVE_STATFS)
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
710
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
711 size_t
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
712 ngx_fs_bsize(u_char *name)
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
713 {
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
714 struct statfs fs;
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
715
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
716 if (statfs((char *) name, &fs) == -1) {
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
717 return 512;
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
718 }
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
719
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
720 if ((fs.f_bsize % 512) != 0) {
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
721 return 512;
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
722 }
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
723
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
724 return (size_t) fs.f_bsize;
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
725 }
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
726
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
727 #elif (NGX_HAVE_STATVFS)
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
728
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
729 size_t
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
730 ngx_fs_bsize(u_char *name)
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
731 {
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
732 struct statvfs fs;
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
733
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
734 if (statvfs((char *) name, &fs) == -1) {
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
735 return 512;
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
736 }
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
737
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
738 if ((fs.f_frsize % 512) != 0) {
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
739 return 512;
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
740 }
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
741
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
742 return (size_t) fs.f_frsize;
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
743 }
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
744
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
745 #else
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
746
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
747 size_t
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
748 ngx_fs_bsize(u_char *name)
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
749 {
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
750 return 512;
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
751 }
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
752
ceef364208c8 ngx_fs_bsize()
Igor Sysoev <igor@sysoev.ru>
parents: 2550
diff changeset
753 #endif