From bed1034d36f571be755831931d7055a1b21e823c Mon Sep 17 00:00:00 2001
From: Jennifer Hodgdon <yahgrp@poplarware.com>
Date: Wed, 29 Aug 2012 11:05:29 -0700
Subject: [PATCH] Issue #794192 by kim.pepper: add note to hook_update_N docs
about calling functions from modules
---
modules/system/system.api.php | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/modules/system/system.api.php b/modules/system/system.api.php
index 50c4be538f41..4f5c7880ca29 100644
--- a/modules/system/system.api.php
+++ b/modules/system/system.api.php
@@ -3287,6 +3287,10 @@ function hook_install() {
* the same directory as mymodule.module. Drupal core's updates are implemented
* using the system module as a name and stored in database/updates.inc.
*
+ * Not all module functions are available from within a hook_update_N() function.
+ * In order to call a function from your mymodule.module or an include file,
+ * you need to explicitly load that file first.
+ *
* If your update task is potentially time-consuming, you'll need to implement a
* multipass update to avoid PHP timeouts. Multipass updates use the $sandbox
* parameter provided by the batch API (normally, $context['sandbox']) to store
--
GitLab