gistfile1.php

<?php
require_once('/usr/share/php/symfony/autoload/sfCoreAutoload.class.php');
sfCoreAutoload::register();

$handler = new sfDefineEnvironmentConfigHandler();
$conf = $handler->execute(array(dirname(__FILE__).'/config/maconf.yml'));
file_put_contents(dirname(__FILE__).'/cache/maconf.yml.php', $conf);
include(dirname(__FILE__).'/cache/maconf.yml.php');

var_dump(sfConfig::getAll());