Viewing file:  time_sleep_until.php (1.92 KB) -rw-rw-rw-
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<?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;
}
}
?>
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