scratch – Blame information for rev

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Rev Author Line No. Line
115 office 1 <?php
2  
3 /*
4 * This file is part of the Symfony package.
5 *
6 * (c) Fabien Potencier <fabien@symfony.com>
7 *
8 * For the full copyright and license information, please view the LICENSE
9 * file that was distributed with this source code.
10 */
11  
12 define('ERR_SELECT_FAILED', 1);
13 define('ERR_TIMEOUT', 2);
14 define('ERR_READ_FAILED', 3);
15 define('ERR_WRITE_FAILED', 4);
16  
17 $read = array(STDIN);
18 $write = array(STDOUT, STDERR);
19  
20 stream_set_blocking(STDIN, 0);
21 stream_set_blocking(STDOUT, 0);
22 stream_set_blocking(STDERR, 0);
23  
24 $out = $err = '';
25 while ($read || $write) {
26 $r = $read;
27 $w = $write;
28 $e = null;
29 $n = stream_select($r, $w, $e, 5);
30  
31 if (false === $n) {
32 die(ERR_SELECT_FAILED);
33 } elseif ($n < 1) {
34 die(ERR_TIMEOUT);
35 }
36  
37 if (in_array(STDOUT, $w) && strlen($out) > 0) {
38 $written = fwrite(STDOUT, (binary) $out, 32768);
39 if (false === $written) {
40 die(ERR_WRITE_FAILED);
41 }
42 $out = (binary) substr($out, $written);
43 }
44 if (null === $read && '' === $out) {
45 $write = array_diff($write, array(STDOUT));
46 }
47  
48 if (in_array(STDERR, $w) && strlen($err) > 0) {
49 $written = fwrite(STDERR, (binary) $err, 32768);
50 if (false === $written) {
51 die(ERR_WRITE_FAILED);
52 }
53 $err = (binary) substr($err, $written);
54 }
55 if (null === $read && '' === $err) {
56 $write = array_diff($write, array(STDERR));
57 }
58  
59 if ($r) {
60 $str = fread(STDIN, 32768);
61 if (false !== $str) {
62 $out .= $str;
63 $err .= $str;
64 }
65 if (false === $str || feof(STDIN)) {
66 $read = null;
67 if (!feof(STDIN)) {
68 die(ERR_READ_FAILED);
69 }
70 }
71 }
72 }