From f0d59102f528a9c66b1c3355bb6b2ee48f8b0282 Mon Sep 17 00:00:00 2001
From: David Rothstein <drothstein@gmail.com>
Date: Mon, 1 Feb 2016 18:10:52 -0500
Subject: Issue #1443308 by cilefen, joseph.olstad, mikeytown2, joelpittet,
 btopro, alexpott, jonhattan, marcingy, stewsnooze, Fabianx, pounard,
 tstoeckler, penyaskito: Add static cache to module_load_include()

---
 includes/module.inc | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'includes')

diff --git a/includes/module.inc b/includes/module.inc
index 7bf619b47..b92abcde9 100644
--- a/includes/module.inc
+++ b/includes/module.inc
@@ -320,16 +320,27 @@ function module_load_install($module) {
  *   The name of the included file, if successful; FALSE otherwise.
  */
 function module_load_include($type, $module, $name = NULL) {
+  static $files = array();
+
   if (!isset($name)) {
     $name = $module;
   }
 
+  $key = $type . ':' . $module . ':' . $name;
+  if (isset($files[$key])) {
+    return $files[$key];
+  }
+
   if (function_exists('drupal_get_path')) {
     $file = DRUPAL_ROOT . '/' . drupal_get_path('module', $module) . "/$name.$type";
     if (is_file($file)) {
       require_once $file;
+      $files[$key] = $file;
       return $file;
     }
+    else {
+      $files[$key] = FALSE;
+    }
   }
   return FALSE;
 }
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