Mercurial > hg > nginx

annotate src/os/unix/ngx_readv_chain.c @ 561:e48ebafc6939 release-0.3.2

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.3.2-RELEASE import *) Feature: the Sun Studio 10 C compiler support. *) Feature: the "proxy_upstream_max_fails", "proxy_upstream_fail_timeout", "fastcgi_upstream_max_fails", and "fastcgi_upstream_fail_timeout" directives.
author Igor Sysoev <igor@sysoev.ru>
date Wed, 12 Oct 2005 13:50:36 +0000
parents d4ea69372b94
children 4d9ea73a627a
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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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1
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
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4 */
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5
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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7 #include <ngx_config.h>
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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8 #include <ngx_core.h>
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6dfda4cf5200 nginx-0.0.1-2003-06-11-19:28:34 import
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9 #include <ngx_event.h>
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11
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12 #define NGX_IOVS 16
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14
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15 #if (NGX_HAVE_KQUEUE)
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16
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17 ssize_t
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18 ngx_readv_chain(ngx_connection_t *c, ngx_chain_t *chain)
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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19 {
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87e73f067470 nginx-0.0.2-2004-03-16-10:10:12 import
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20 u_char *prev;
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21 ssize_t n, size;
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22 ngx_err_t err;
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23 ngx_array_t vec;
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24 ngx_event_t *rev;
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25 struct iovec *iov, iovs[NGX_IOVS];
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26
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27 rev = c->read;
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28
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29 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) {
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30 ngx_log_debug3(NGX_LOG_DEBUG_EVENT, c->log, 0,
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
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31 "readv: eof:%d, avail:%d, err:%d",
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32 rev->pending_eof, rev->available, rev->kq_errno);
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33
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34 if (rev->available == 0) {
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35 if (rev->pending_eof) {
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36 rev->ready = 0;
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37 rev->eof = 1;
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38
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39 ngx_log_error(NGX_LOG_INFO, c->log, rev->kq_errno,
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40 "kevent() reported about an closed connection");
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41
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42 if (rev->kq_errno) {
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43 rev->error = 1;
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44 ngx_set_socket_errno(rev->kq_errno);
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45 return NGX_ERROR;
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46 }
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47
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48 return 0;
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49
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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50 } else {
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51 return NGX_AGAIN;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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52 }
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53 }
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54 }
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55
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fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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56 prev = NULL;
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29bf798b583f nginx-0.0.1-2003-05-15-19:42:53 import
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57 iov = NULL;
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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58 size = 0;
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59
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60 vec.elts = iovs;
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61 vec.nelts = 0;
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62 vec.size = sizeof(struct iovec);
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63 vec.nalloc = NGX_IOVS;
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64 vec.pool = c->pool;
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65
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66 /* coalesce the neighbouring bufs */
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67
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46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
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68 while (chain) {
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69 if (prev == chain->buf->last) {
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70 iov->iov_len += chain->buf->end - chain->buf->last;
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71
fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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72 } else {
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73 iov = ngx_array_push(&vec);
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74 if (iov == NULL) {
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75 return NGX_ERROR;
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76 }
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78 iov->iov_base = (void *) chain->buf->last;
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79 iov->iov_len = chain->buf->end - chain->buf->last;
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80 }
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81
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82 size += chain->buf->end - chain->buf->last;
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83 prev = chain->buf->end;
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46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
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84 chain = chain->next;
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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85 }
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86
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87 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
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88 "readv: %d, last:%d", vec.nelts, iov->iov_len);
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869b10be682f nginx-0.0.1-2003-04-14-21:04:58 import
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89
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90 rev = c->read;
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91
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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92 do {
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93 n = readv(c->fd, (struct iovec *) vec.elts, vec.nelts);
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94
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95 if (n >= 0) {
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295d97d70c69 nginx-0.1.2-RELEASE import
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96 if (ngx_event_flags & NGX_USE_KQUEUE_EVENT) {
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97 rev->available -= n;
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98
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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99 /*
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100 * rev->available can be negative here because some additional
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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101 * bytes can be received between kevent() and recv()
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102 */
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fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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103
188
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104 if (rev->available <= 0) {
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744ccb59062d nginx-0.0.7-2004-07-02-19:54:34 import
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105 if (!rev->pending_eof) {
188
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106 rev->ready = 0;
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107 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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108
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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109 if (rev->available < 0) {
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110 rev->available = 0;
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111 }
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112 }
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113
188
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114 return n;
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115 }
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116
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117 if (n < size) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
118 rev->ready = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
119 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
120
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
121 if (n == 0) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
122 rev->eof = 1;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
123 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
124
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
125 return n;
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
126 }
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
127
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
128 err = ngx_socket_errno;
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
129
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
130 if (err == NGX_EAGAIN || err == NGX_EINTR) {
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
131 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err,
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
132 "readv() not ready");
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
133 n = NGX_AGAIN;
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
134
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
135 } else {
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
136 n = ngx_connection_error(c, err, "readv() failed");
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
137 break;
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
138 }
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
139
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
140 } while (err == NGX_EINTR);
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
141
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
142 rev->ready = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
143
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
144 if (n == NGX_ERROR){
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
Igor Sysoev <igor@sysoev.ru>
parents: 163
diff changeset
145 c->read->error = 1;
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
146 }
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
147
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
148 return n;
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
149 }
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
150
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
151 #else /* ! NGX_HAVE_KQUEUE */
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
152
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
153 ssize_t
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
154 ngx_readv_chain(ngx_connection_t *c, ngx_chain_t *chain)
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
155 {
305
4b1a3a4acc60 nginx-0.0.3-2004-04-02-19:13:20 import
Igor Sysoev <igor@sysoev.ru>
parents: 303
diff changeset
156 u_char *prev;
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
157 ssize_t n, size;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
158 ngx_err_t err;
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
159 ngx_array_t vec;
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
160 ngx_event_t *rev;
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
161 struct iovec *iov, iovs[NGX_IOVS];
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
162
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
163 prev = NULL;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
164 iov = NULL;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
165 size = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
166
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
167 vec.elts = iovs;
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
168 vec.nelts = 0;
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
169 vec.size = sizeof(struct iovec);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
170 vec.nalloc = NGX_IOVS;
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
171 vec.pool = c->pool;
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
172
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: 328
diff changeset
173 /* coalesce the neighbouring bufs */
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
174
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
175 while (chain) {
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: 328
diff changeset
176 if (prev == chain->buf->last) {
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: 328
diff changeset
177 iov->iov_len += chain->buf->end - chain->buf->last;
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
178
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
179 } else {
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
180 iov = ngx_array_push(&vec);
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
181 if (iov == NULL) {
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
182 return NGX_ERROR;
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
183 }
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
184
561
e48ebafc6939 nginx-0.3.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 501
diff changeset
185 iov->iov_base = (void *) chain->buf->last;
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: 328
diff changeset
186 iov->iov_len = chain->buf->end - chain->buf->last;
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
187 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
188
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: 328
diff changeset
189 size += chain->buf->end - chain->buf->last;
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: 328
diff changeset
190 prev = chain->buf->end;
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
191 chain = chain->next;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
192 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
193
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
194 ngx_log_debug2(NGX_LOG_DEBUG_EVENT, c->log, 0,
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
195 "readv: %d:%d", vec.nelts, iov->iov_len);
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
196
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
197 rev = c->read;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
198
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
199 do {
501
d4ea69372b94 nginx-0.1.25-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 469
diff changeset
200 n = readv(c->fd, (struct iovec *) vec.elts, vec.nelts);
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
201
328
fb4dfb2ac0fc nginx-0.0.3-2004-04-28-10:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
202 if (n == 0) {
fb4dfb2ac0fc nginx-0.0.3-2004-04-28-10:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
203 rev->ready = 0;
fb4dfb2ac0fc nginx-0.0.3-2004-04-28-10:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
204 rev->eof = 1;
fb4dfb2ac0fc nginx-0.0.3-2004-04-28-10:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
205
fb4dfb2ac0fc nginx-0.0.3-2004-04-28-10:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
206 return n;
fb4dfb2ac0fc nginx-0.0.3-2004-04-28-10:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
207
fb4dfb2ac0fc nginx-0.0.3-2004-04-28-10:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
208 } else if (n > 0) {
fb4dfb2ac0fc nginx-0.0.3-2004-04-28-10:14:50 import
Igor Sysoev <igor@sysoev.ru>
parents: 305
diff changeset
209
455
295d97d70c69 nginx-0.1.2-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 444
diff changeset
210 if (n < size && !(ngx_event_flags & NGX_USE_GREEDY_EVENT)) {
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
211 rev->ready = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
212 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
213
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
214 return n;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
215 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
216
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
217 err = ngx_socket_errno;
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
218
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
219 if (err == NGX_EAGAIN || err == NGX_EINTR) {
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
220 ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, err,
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
221 "readv() not ready");
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
222 n = NGX_AGAIN;
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
223
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
224 } else {
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
225 n = ngx_connection_error(c, err, "readv() failed");
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
226 break;
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
227 }
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
228
257
70e1c7d2b83d nginx-0.0.2-2004-02-11-20:08:49 import
Igor Sysoev <igor@sysoev.ru>
parents: 188
diff changeset
229 } while (err == NGX_EINTR);
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
230
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
231 rev->ready = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
232
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
233 if (n == NGX_ERROR){
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
234 c->read->error = 1;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
235 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
236
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
237 return n;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
238 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
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239
469
2ff194b74f1e nginx-0.1.9-RELEASE import
Igor Sysoev <igor@sysoev.ru>
parents: 455
diff changeset
240 #endif /* NGX_HAVE_KQUEUE */