From 5b660670d2369eb9f53f39f6c05c3b8a6aeb7379 Mon Sep 17 00:00:00 2001
From: Graeme Rocher <graeme.rocher@gmail.com>
Date: Fri, 4 Sep 2015 16:42:19 +0200
Subject: [PATCH] fix MPE

---
 build.gradle | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build.gradle b/build.gradle
index c711d8eb974..0b19b98296b 100644
--- a/build.gradle
+++ b/build.gradle
@@ -8,7 +8,7 @@ ext.checkOutDir = "${buildDir.path}/checkout"
 ext.outputDir = "${buildDir.path}/docs"
 ext.githubBranch = "3.0.x"
 
-ext.explicitGrailsHome = System.getProperty("grails.home") ?: project.getProperty("grails.home")
+ext.explicitGrailsHome = System.getProperty("grails.home") ?: (project.hasProperty('grails.home') ? project.getProperty("grails.home") : null)
 ext.grailsHome = explicitGrailsHome ? file(explicitGrailsHome).absolutePath : "$checkOutDir/grails-src"
 
 configurations {