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From cutt...@apache.org
Subject svn commit: r452166 - in /lucene/hadoop/trunk: CHANGES.txt bin/hadoop-config.sh
Date Mon, 02 Oct 2006 18:34:05 GMT
Author: cutting
Date: Mon Oct  2 11:34:04 2006
New Revision: 452166

URL: http://svn.apache.org/viewvc?view=rev&rev=452166
Log:
HADOOP-566.  Fix scripts to work correctly when accessed through relative symbolic links.
 Contributed by Lee Faris.

Modified:
    lucene/hadoop/trunk/CHANGES.txt
    lucene/hadoop/trunk/bin/hadoop-config.sh

Modified: lucene/hadoop/trunk/CHANGES.txt
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/CHANGES.txt?view=diff&rev=452166&r1=452165&r2=452166
==============================================================================
--- lucene/hadoop/trunk/CHANGES.txt (original)
+++ lucene/hadoop/trunk/CHANGES.txt Mon Oct  2 11:34:04 2006
@@ -103,6 +103,9 @@
 25. HADOOP-552.  Improved error checking when copying map output files
     to reduce nodes.  (omalley via cutting)
 
+26. HADOOP-566.  Fix scripts to work correctly when accessed through
+    relative symbolic links.  (Lee Faris via cutting)
+
 
 Release 0.6.2 - 2006-09-18
 

Modified: lucene/hadoop/trunk/bin/hadoop-config.sh
URL: http://svn.apache.org/viewvc/lucene/hadoop/trunk/bin/hadoop-config.sh?view=diff&rev=452166&r1=452165&r2=452166
==============================================================================
--- lucene/hadoop/trunk/bin/hadoop-config.sh (original)
+++ lucene/hadoop/trunk/bin/hadoop-config.sh Mon Oct  2 11:34:04 2006
@@ -3,10 +3,8 @@
 # also should not be passed any arguments, since we need original $*
 
 # resolve links - $0 may be a softlink
-bin=`dirname "$0"`
-script=`basename "$0"`
-bin=`cd "$bin"; pwd`
-this="$bin/$script"
+
+this="$0"
 while [ -h "$this" ]; do
   ls=`ls -ld "$this"`
   link=`expr "$ls" : '.*-> \(.*\)$'`
@@ -16,6 +14,12 @@
     this=`dirname "$this"`/"$link"
   fi
 done
+
+# convert relative path to absolute path
+bin=`dirname "$this"`
+script=`basename "$this"`
+bin=`cd "$bin"; pwd`
+this="$bin/$script"
 
 # the root of the Hadoop installation
 export HADOOP_HOME=`dirname "$this"`/..



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