From b1938ce0913f05b3899b10287fba09acc710c598 Mon Sep 17 00:00:00 2001
From: Angie Byron <webchick@24967.no-reply.drupal.org>
Date: Sun, 19 Jul 2009 05:26:11 +0000
Subject: #523358 by catch: Speed up drupal_function_exists().

---
 includes/bootstrap.inc | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'includes')

diff --git a/includes/bootstrap.inc b/includes/bootstrap.inc
index 3693719f1..ba88daf7b 100644
--- a/includes/bootstrap.inc
+++ b/includes/bootstrap.inc
@@ -1663,8 +1663,13 @@ function drupal_get_schema($table = NULL, $rebuild = FALSE) {
  */
 function drupal_function_exists($function) {
   static $checked = array();
+  static $maintenance;
 
-  if (defined('MAINTENANCE_MODE')) {
+  if (!isset($maintenance)) {
+    $maintenance = defined('MAINTENANCE_MODE');
+  }
+
+  if ($maintenance) {
     return function_exists($function);
   }
 
-- 
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