From c722a45f472afa334e7ff496eff55ee5218800e4 Mon Sep 17 00:00:00 2001
From: Doug Cutting <cutting@apache.org>
Date: Fri, 18 Sep 2009 19:22:10 +0000
Subject: [PATCH] HADOOP-6267.  Permit building contrib modules located in
 external source trees.  Contributed by Todd Lipcon.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@816752 13f79535-47bb-0310-9956-ffa450edef68
---
 CHANGES.txt                   | 3 +++
 src/contrib/build-contrib.xml | 3 ++-
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/CHANGES.txt b/CHANGES.txt
index 925a107011e..85f9073605d 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -200,6 +200,9 @@ Trunk (unreleased changes)
     This permits one to take advantage of both Avro's RPC versioning
     features and Hadoop's proven RPC scalability.  (cutting)
 
+    HADOOP-6267. Permit building contrib modules located in external
+    source trees.  (Todd Lipcon via cutting)
+
   IMPROVEMENTS
 
     HADOOP-4565. Added CombineFileInputFormat to use data locality information
diff --git a/src/contrib/build-contrib.xml b/src/contrib/build-contrib.xml
index c7d57cf400d..46ad2d020d2 100644
--- a/src/contrib/build-contrib.xml
+++ b/src/contrib/build-contrib.xml
@@ -22,6 +22,7 @@
 <project name="hadoopbuildcontrib" xmlns:ivy="antlib:org.apache.ivy.ant">
 
   <property name="name" value="${ant.project.name}"/>
+  <dirname property="src.contrib.dir" file="${ant.file.hadoopbuildcontrib}" />
   <property name="root" value="${basedir}"/>
 
   <!-- Load all the default properties, and any the user wants    -->
@@ -29,7 +30,7 @@
   <property file="${user.home}/${name}.build.properties" />
   <property file="${root}/build.properties" />
 
-  <property name="hadoop.root" location="${root}/../../../"/>
+  <property name="hadoop.root" location="${src.contrib.dir}/../../"/>
   <property name="src.dir"  location="${root}/src/java"/>
   <property name="src.test" location="${root}/src/test"/>
   <property name="src.examples" location="${root}/src/examples"/>