Some sweeping syntax changes for consistency:
(! foo) changed to ( ! foo)
|| changed to OR
changed newline standardization code in various places from preg_replace to str_replace
diff --git a/system/helpers/directory_helper.php b/system/helpers/directory_helper.php
index d00bdf0..1bf694f 100644
--- a/system/helpers/directory_helper.php
+++ b/system/helpers/directory_helper.php
@@ -1,4 +1,4 @@
-<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
+<?php if ( ! defined('BASEPATH')) exit('No direct script access allowed');
/**
* CodeIgniter
*
@@ -39,7 +39,7 @@
* @param bool whether to limit the result to the top level only
* @return array
*/
-if (! function_exists('directory_map'))
+if ( ! function_exists('directory_map'))
{
function directory_map($source_dir, $top_level_only = FALSE)
{