cops/config.php

<?php
/**
 * COPS (Calibre OPDS PHP Server) class file
 *
 * @license    GPL 2 (http://www.gnu.org/licenses/gpl.html)
 * @author     Sébastien Lucas <sebastien@slucas.fr>
 */

    require_once 'config_default.php';
    if (file_exists(dirname(__FILE__). '/config_local.php'))
        require_once 'config_local.php';