From 6eb132dd5ea4073abbdd6071940a63b7caf1efc9 Mon Sep 17 00:00:00 2001
From: mattab <matthieu.aubry@gmail.com>
Date: Tue, 19 Nov 2013 16:25:51 +1300
Subject: [PATCH] Consistent and prevent notice

---
 index.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/index.php b/index.php
index 45269261c3..d0c197362c 100644
--- a/index.php
+++ b/index.php
@@ -12,7 +12,9 @@ use Piwik\Error;
 use Piwik\ExceptionHandler;
 use Piwik\FrontController;
 
-define('PIWIK_DOCUMENT_ROOT', dirname(__FILE__) == '/' ? '' : dirname(__FILE__));
+if(!defined('PIWIK_DOCUMENT_ROOT')) {
+    define('PIWIK_DOCUMENT_ROOT', dirname(__FILE__) == '/' ? '' : dirname(__FILE__));
+}
 if (file_exists(PIWIK_DOCUMENT_ROOT . '/bootstrap.php')) {
     require_once PIWIK_DOCUMENT_ROOT . '/bootstrap.php';
 }
-- 
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