Description:
------------
Steps to reproduce the problem :
 - Apache HTTPd Server 2.0.50
 - PHP 5.0.0
 - MultiViews ENABLED

Trying to use the pathinfo($SCRIPT_FILENAME); command on a script called using double slashes in the URL (like http://localhost/php/test/pathinfo/argument/http//url) will return wrong directory information

Reproduce code:
---------------
<?php
/*
 * File name : pathinfo.php
 * Directory : /php/test/
 * Script filename : /php/test/pathinfo.php
 * Called in browser the following way :
 * http://localhost/php/test/pathinfo/argument/http//url
 */

$pathdata=pathinfo($SCRIPT_FILENAME);
echo $pathdata["dirname"];
?>

Expected result:
----------------
/php/test/

Actual result:
--------------
/php/test/argument/http//