Do the directory change only when it is needed.

include/poller.php

@@ -1,15 +1,14 @@
 <?php
-if (sizeof($_SERVER["argv"]) == 0)
-	die();
+if (!file_exists("boot.php") AND (sizeof($_SERVER["argv"]) != 0)) {
+	$directory = dirname($_SERVER["argv"][0]);
 
-$directory = dirname($_SERVER["argv"][0]);
+	if (substr($directory, 0, 1) != "/")
+		$directory = $_SERVER["PWD"]."/".$directory;
 
-if (substr($directory, 0, 1) != "/")
-	$directory = $_SERVER["PWD"]."/".$directory;
+	$directory = realpath($directory."/..");
 
-$directory = realpath($directory."/..");
-
-chdir($directory);
+	chdir($directory);
+}
 
 require_once("boot.php");