From ca9b460f346465dbd62e6ca3fb7871c5b0583c51 Mon Sep 17 00:00:00 2001
From: Ron Rennick <wpmuguru@git.wordpress.org>
Date: Wed, 31 Mar 2010 18:23:05 +0000
Subject: [PATCH] block enabling network when siteurl and home are not the
 same, see #12736

git-svn-id: https://develop.svn.wordpress.org/trunk@13904 602fd350-edb4-49c9-b593-d223f7449a82
---
 wp-admin/network.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/wp-admin/network.php b/wp-admin/network.php
index cb49043ccc..7a842b4b10 100644
--- a/wp-admin/network.php
+++ b/wp-admin/network.php
@@ -54,6 +54,9 @@ function get_clean_basedomain() {
 if ( ! network_domain_check() && ( ! defined( 'WP_ALLOW_MULTISITE' ) || ! WP_ALLOW_MULTISITE ) )
 	wp_die( __( 'You must define the <code>WP_ALLOW_MULTISITE</code> constant as true in your wp-config.php file to allow creation of a Network.' ) );
 
+if ( get_option( 'siteurl' ) != get_option( 'home' ) )
+	wp_die( __( 'Your <strong>WordPress address</strong> must match your <strong>Site address</strong> before creating a Network.' ) );
+
 $title = __( 'Create a Network of WordPress Sites' );
 $parent_file = 'tools.php';