HADOOP-9450. HADOOP_USER_CLASSPATH_FIRST is not honored; CLASSPATH is PREpended instead of APpended. Contributed by Chris Nauroth and Harsh J. (harsh)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1469215 13f79535-47bb-0310-9956-ffa450edef68

hadoop-common-project/hadoop-common/CHANGES.txt

@@ -36,6 +36,9 @@ Release 2.0.5-beta - UNRELEASED
     HADOOP-9401. CodecPool: Add counters for number of (de)compressors 
     leased out. (kkambatl via tucu)
 
+    HADOOP-9450. HADOOP_USER_CLASSPATH_FIRST is not honored; CLASSPATH
+    is PREpended instead of APpended. (Chris Nauroth and harsh via harsh)
+
   OPTIMIZATIONS
 
     HADOOP-9150. Avoid unnecessary DNS resolution attempts for logical URIs

hadoop-common-project/hadoop-common/src/main/bin/hadoop-config.sh

@@ -163,10 +163,6 @@ fi
 # CLASSPATH initially contains $HADOOP_CONF_DIR
 CLASSPATH="${HADOOP_CONF_DIR}"
 
-if [ "$HADOOP_USER_CLASSPATH_FIRST" != "" ] && [ "$HADOOP_CLASSPATH" != "" ] ; then
-  CLASSPATH=${CLASSPATH}:${HADOOP_CLASSPATH}
-fi
-
 # so that filenames w/ spaces are handled correctly in loops below
 IFS=
 
@@ -187,11 +183,6 @@ fi
 
 CLASSPATH=${CLASSPATH}:$HADOOP_COMMON_HOME/$HADOOP_COMMON_DIR'/*'
 
-# add user-specified CLASSPATH last
-if [ "$HADOOP_USER_CLASSPATH_FIRST" = "" ] && [ "$HADOOP_CLASSPATH" != "" ]; then
-  CLASSPATH=${CLASSPATH}:${HADOOP_CLASSPATH}
-fi
-
 # default log directory & file
 if [ "$HADOOP_LOG_DIR" = "" ]; then
   HADOOP_LOG_DIR="$HADOOP_PREFIX/logs"