wp-optimize / vendor / symfony / process / Tests / NonStopableProcess.php

NonStopableProcess.php in WP-Optimize – Cache, Compress images, Minify & Clean database to boost page speed & performance 3.2.5, at vendor/symfony/process/Tests/NonStopableProcess.php

48 lines 1.0 KB

Raw Download Zip

1	<?php
2
3	/*
4	* This file is part of the Symfony package.
5	*
6	* (c) Fabien Potencier <[email protected]>
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	/**
13	* Runs a PHP script that can be stopped only with a SIGKILL (9) signal for 3 seconds.
14	*
15	* @args duration Run this script with a custom duration
16	*
17	* @example `php NonStopableProcess.php 42` will run the script for 42 seconds
18	*/
19	function handleSignal($signal)
20	{
21	switch ($signal) {
22	case \SIGTERM:
23	$name = 'SIGTERM';
24	break;
25	case \SIGINT:
26	$name = 'SIGINT';
27	break;
28	default:
29	$name = $signal.' (unknown)';
30	break;
31	}
32
33	echo "signal $name\n";
34	}
35
36	pcntl_signal(\SIGTERM, 'handleSignal');
37	pcntl_signal(\SIGINT, 'handleSignal');
38
39	echo 'received ';
40
41	$duration = isset($argv[1]) ? (int) $argv[1] : 3;
42	$start = microtime(true);
43
44	while ($duration > (microtime(true) - $start)) {
45	usleep(10000);
46	pcntl_signal_dispatch();
47	}
48