Mini Shell

<?php
/**
* copyright            : (C) 2001-2017 Advanced Internet Designs Inc.
* email                : forum@prohost.org
* $Id$
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; version 2 of the License.
**/

function check_return($returnto)
{
	if ($GLOBALS['FUD_OPT_2'] & 32768 && !empty($_SERVER['PATH_INFO'])) {
		if (!$returnto || !strncmp($returnto, '/er/', 4)) {
			header('Location: [[relativeurl]]/index.php/i/'. _rsidl);
		} else if ($returnto[0] == '/') { /* Unusual situation, path_info & normal themes are active. */
			header('Location: [[relativeurl]]/index.php'. $returnto);
		} else {
			header('Location: [[relativeurl]]/index.php?'. $returnto);
		}
	} else if (!$returnto || !strncmp($returnto, 't=error', 7)) {
		header('Location: [[relativeurl]]/index.php?t=index&'. _rsidl);
	} else if (strpos($returnto, 'S=') === false && $GLOBALS['FUD_OPT_1'] & 128) {
		header('Location: [[relativeurl]]/index.php?'. $returnto .'&S='. s);
	} else {
		header('Location: [[relativeurl]]/index.php?'. $returnto);
	}
	exit;
}
?>