48 lines
1.9 KiB
PHP
48 lines
1.9 KiB
PHP
<?php
|
|
// +----------------------------------------------------------------------+
|
|
// | PHP Version 4 |
|
|
// +----------------------------------------------------------------------+
|
|
// | Copyright (c) 1997-2004 The PHP Group |
|
|
// +----------------------------------------------------------------------+
|
|
// | This source file is subject to version 3.0 of the PHP license, |
|
|
// | that is bundled with this package in the file LICENSE, and is |
|
|
// | available at through the world-wide-web at |
|
|
// | http://www.php.net/license/3_0.txt. |
|
|
// | If you did not receive a copy of the PHP license and are unable to |
|
|
// | obtain it through the world-wide-web, please send a note to |
|
|
// | license@php.net so we can mail you a copy immediately. |
|
|
// +----------------------------------------------------------------------+
|
|
// | Authors: Arpad Ray <arpad@php.net> |
|
|
// +----------------------------------------------------------------------+
|
|
//
|
|
// $Id: time_sleep_until.php,v 1.2 2005/12/07 21:08:57 aidan Exp $
|
|
|
|
|
|
/**
|
|
* Replace time_sleep_until()
|
|
*
|
|
* @category PHP
|
|
* @package PHP_Compat
|
|
* @link http://php.net/time_sleep_until
|
|
* @author Arpad Ray <arpad@php.net>
|
|
* @version $Revision: 1.2 $
|
|
* @since PHP 5.1.0
|
|
* @require PHP 4.0.1 (trigger_error)
|
|
*/
|
|
if (!function_exists('time_sleep_until')) {
|
|
function time_sleep_until($timestamp)
|
|
{
|
|
list($usec, $sec) = explode(' ', microtime());
|
|
$now = $sec + $usec;
|
|
if ($timestamp <= $now) {
|
|
user_error('Specified timestamp is in the past', E_USER_WARNING);
|
|
return false;
|
|
}
|
|
|
|
$diff = $timestamp - $now;
|
|
usleep($diff * 1000000);
|
|
return true;
|
|
}
|
|
}
|
|
|
|
?>
|