Mercurial > hg > nginx

annotate src/os/unix/ngx_readv_chain.c @ 188:0061d1f0908d

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
nginx-0.0.1-2003-11-18-11:04:34 import
author Igor Sysoev <igor@sysoev.ru>
date Tue, 18 Nov 2003 08:04:34 +0000
parents 84036764e215
children 70e1c7d2b83d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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1
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
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2 #include <ngx_config.h>
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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3 #include <ngx_core.h>
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6dfda4cf5200 nginx-0.0.1-2003-06-11-19:28:34 import
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4 #include <ngx_event.h>
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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6
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7 static int ngx_readv_error(ngx_event_t *rev, ngx_err_t err);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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8
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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9 #if (HAVE_KQUEUE)
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
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11 ssize_t 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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12 {
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fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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13 char *prev;
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84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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14 ssize_t n, size;
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17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
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15 struct iovec *iov;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
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16 ngx_err_t err;
17ab1af8c3dd nginx-0.0.1-2003-04-11-20:01:14 import
Igor Sysoev <igor@sysoev.ru>
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17 ngx_array_t io;
188
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18 ngx_event_t *rev;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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19
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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20 rev = c->read;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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21
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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22 if (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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23 ngx_log_debug(c->log, "recv: eof:%d, avail:%d, err:%d" _
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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24 rev->kq_eof _ rev->available _ rev->kq_errno);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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25
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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26 if (rev->available == 0) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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27 if (rev->kq_eof) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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28 rev->ready = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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29 rev->eof = 1;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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30
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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31 if (rev->kq_errno) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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32 rev->error = 1;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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33 ngx_set_socket_errno(rev->kq_errno);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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34 return ngx_readv_error(rev, rev->kq_errno);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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35 }
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36
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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37 return 0;
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38
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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39 } else {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
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40 return NGX_AGAIN;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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41 }
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42 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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43 }
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44
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fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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45 prev = NULL;
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29bf798b583f nginx-0.0.1-2003-05-15-19:42:53 import
Igor Sysoev <igor@sysoev.ru>
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46 iov = NULL;
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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47 size = 0;
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29bf798b583f nginx-0.0.1-2003-05-15-19:42:53 import
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48
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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49 ngx_init_array(io, c->pool, 10, sizeof(struct iovec), NGX_ERROR);
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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50
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fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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51 /* coalesce the neighbouring hunks */
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ad5f382c9e7d nginx-0.0.1-2003-10-19-23:57:23 import
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52
155
46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
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53 while (chain) {
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fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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54 if (prev == chain->hunk->last) {
fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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55 iov->iov_len += chain->hunk->end - chain->hunk->last;
fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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56
fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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57 } else {
fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
Igor Sysoev <igor@sysoev.ru>
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58 ngx_test_null(iov, ngx_push_array(&io), NGX_ERROR);
fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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59 iov->iov_base = chain->hunk->last;
fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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60 iov->iov_len = chain->hunk->end - chain->hunk->last;
fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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61 }
fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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62
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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63 size += chain->hunk->end - chain->hunk->last;
163
fb61ba77beba nginx-0.0.1-2003-10-28-18:45:41 import
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64 prev = chain->hunk->end;
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46eb23d9471d nginx-0.0.1-2003-10-22-20:38:26 import
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65 chain = chain->next;
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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66 }
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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67
75
869b10be682f nginx-0.0.1-2003-04-14-21:04:58 import
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68 ngx_log_debug(c->log, "recv: %d:%d" _ io.nelts _ iov->iov_len);
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69
188
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70 rev = c->read;
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71
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72 do {
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73 n = readv(c->fd, (struct iovec *) io.elts, io.nelts);
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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74
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75 if (n >= 0) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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76 if (ngx_event_flags & NGX_HAVE_KQUEUE_EVENT) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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77 rev->available -= n;
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78
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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79 /*
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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80 * 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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81 * bytes can be received between kevent() and recv()
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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82 */
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83
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84 if (rev->available <= 0) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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parents: 164
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85 if (!rev->kq_eof) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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parents: 164
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86 rev->ready = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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87 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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88
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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89 if (rev->available < 0) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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90 rev->available = 0;
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91 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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92 }
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93
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94 return n;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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parents: 164
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95 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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96
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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97 if (n < size) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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parents: 164
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98 rev->ready = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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99 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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100
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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parents: 164
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101 if (n == 0) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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parents: 164
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102 rev->eof = 1;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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parents: 164
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103 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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104
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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105 return n;
73
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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parents:
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106 }
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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107
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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parents: 164
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108 n = ngx_readv_error(rev, ngx_socket_errno);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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109
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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parents: 164
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110 } while (n == NGX_EINTR);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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111
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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parents: 164
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112 /* NGX_ERROR || NGX_AGAIN */
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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113
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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114 rev->ready = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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115
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
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116 if (n == NGX_ERROR){
164
84036764e215 nginx-0.0.1-2003-10-29-11:30:44 import
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117 c->read->error = 1;
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4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
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118 }
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
119
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
120 return n;
4534060fde92 nginx-0.0.1-2003-04-10-19:08:54 import
Igor Sysoev <igor@sysoev.ru>
parents:
diff changeset
121 }
188
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
122
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
123 #else /* ! NAVE_KQUEUE */
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 ssize_t ngx_readv_chain(ngx_connection_t *c, ngx_chain_t *chain)
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
126 {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
127 char *prev;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
128 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
129 struct iovec *iov;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
130 ngx_err_t err;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
131 ngx_array_t io;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
132 ngx_event_t *rev;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
133
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
134 prev = NULL;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
135 iov = NULL;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
136 size = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
137
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
138 ngx_init_array(io, c->pool, 10, sizeof(struct iovec), NGX_ERROR);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
139
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
140 /* coalesce the neighbouring hunks */
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 while (chain) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
143 if (prev == chain->hunk->last) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
144 iov->iov_len += chain->hunk->end - chain->hunk->last;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
145
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
146 } else {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
147 ngx_test_null(iov, ngx_push_array(&io), NGX_ERROR);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
148 iov->iov_base = chain->hunk->last;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
149 iov->iov_len = chain->hunk->end - chain->hunk->last;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
150 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
151
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
152 size += chain->hunk->end - chain->hunk->last;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
153 prev = chain->hunk->end;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
154 chain = chain->next;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
155 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
156
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
157 ngx_log_debug(c->log, "recv: %d:%d" _ io.nelts _ iov->iov_len);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
158
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
159 rev = c->read;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
160
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
161 do {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
162 n = readv(c->fd, (struct iovec *) io.elts, io.nelts);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
163
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
164 if (n >= 0) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
165 if (n < size) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
166 rev->ready = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
167 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
168
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
169 if (n == 0) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
170 rev->eof = 1;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
171 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
172
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
173 return n;
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
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
176 n = ngx_readv_error(rev, ngx_socket_errno);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
177
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
178 } while (n == NGX_EINTR);
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
179
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
180 /* NGX_ERROR || NGX_AGAIN */
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
181
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
182 rev->ready = 0;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
183
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
184 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
185 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
186 }
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 return n;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
189 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
190
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
191 #endif /* NAVE_KQUEUE */
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
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
194 static int ngx_readv_error(ngx_event_t *rev, ngx_err_t err)
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
195 {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
196 if (err == NGX_EAGAIN) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
197 ngx_log_error(NGX_LOG_INFO, rev->log, err, "readv() returned EAGAIN");
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
198 return NGX_AGAIN;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
199 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
200
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
201 if (err == NGX_EINTR) {
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
202 ngx_log_error(NGX_LOG_INFO, rev->log, err, "readv() returned EINTR");
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
203 return NGX_EINTR;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
204 }
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
205
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
206 ngx_log_error(NGX_LOG_ERR, rev->log, err, "readv() failed");
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
207
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
208 return NGX_ERROR;
0061d1f0908d nginx-0.0.1-2003-11-18-11:04:34 import
Igor Sysoev <igor@sysoev.ru>
parents: 164
diff changeset
209 }