From 49b5a3826543965b586c0cccb6c168f8afd59de4 Mon Sep 17 00:00:00 2001
From: David Monllao <davidm@moodle.com>
Date: Wed, 18 Dec 2013 16:02:02 +0800
Subject: [PATCH] MDL-43235 behat: Remove notice about undeclared var

---
 lib/behat/classes/behat_command.php | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lib/behat/classes/behat_command.php b/lib/behat/classes/behat_command.php
index 20762ae1efe..bda2b3547c2 100644
--- a/lib/behat/classes/behat_command.php
+++ b/lib/behat/classes/behat_command.php
@@ -148,7 +148,9 @@ class behat_command {
         }
 
         // Checking behat dataroot existence otherwise echo about admin/tool/behat/cli/init.php.
-        $CFG->behat_dataroot = realpath($CFG->behat_dataroot);
+        if (!empty($CFG->behat_dataroot)) {
+            $CFG->behat_dataroot = realpath($CFG->behat_dataroot);
+        }
         if (empty($CFG->behat_dataroot) || !is_dir($CFG->behat_dataroot) || !is_writable($CFG->behat_dataroot)) {
             self::output_msg(get_string('runclitool', 'tool_behat', 'php admin/tool/behat/cli/init.php'));
             return BEHAT_EXITCODE_CONFIG;