From 739bfe89e885e709ac79935b6cd1776b551110d1 Mon Sep 17 00:00:00 2001
From: Robert Muir <rmuir@apache.org>
Date: Mon, 17 Sep 2012 16:14:13 +0000
Subject: [PATCH] LUCENE-4362: add the check to build.xml

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1386688 13f79535-47bb-0310-9956-ffa450edef68
---
 build.xml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/build.xml b/build.xml
index 429ebb040e8..b69babc3ae3 100644
--- a/build.xml
+++ b/build.xml
@@ -80,11 +80,12 @@
         <or>
           <containsregexp expression="@author\b" casesensitive="yes"/>
           <containsregexp expression="\bno(n|)commit\b" casesensitive="no"/>
+          <containsregexp expression="\t" casesensitive="no"/>
         </or>
       </fileset>
       <map from="${validate.currDir}${file.separator}" to="* "/>
     </pathconvert>
-    <fail if="validate.patternsFound">The following files contain @author tags or nocommits:${line.separator}${validate.patternsFound}</fail>
+    <fail if="validate.patternsFound">The following files contain @author tags, tabs or nocommits:${line.separator}${validate.patternsFound}</fail>
   </target>
 	
   <target name="rat-sources" description="Runs rat across all sources and tests">