HADOOP-7890. Redirect hadoop script's deprecation message to stderr. (Koji Knoguchi via mahadev) - Merging r1221849 from trunk.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1221850 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -43,6 +43,9 @@ Release 0.23.1 - Unreleased
     HADOOP-7912. test-patch should run eclipse:eclipse to verify that it does
     not break again. (Robert Joseph Evans via tomwhite)
 
+    HADOOP-7890. Redirect hadoop script's deprecation message to stderr.
+    (Koji Knoguchi via mahadev)
+
   OPTIMIZATIONS
 
   BUG FIXES

hadoop-common-project/hadoop-common/src/main/bin/hadoop

@@ -51,9 +51,9 @@ COMMAND=$1
 case $COMMAND in
   #hdfs commands
   namenode|secondarynamenode|datanode|dfs|dfsadmin|fsck|balancer)
-    echo "DEPRECATED: Use of this script to execute hdfs command is deprecated."
-    echo "Instead use the hdfs command for it."
-    echo ""
+    echo "DEPRECATED: Use of this script to execute hdfs command is deprecated." 1>&2
+    echo "Instead use the hdfs command for it." 1>&2
+    echo "" 1>&2
     #try to locate hdfs and if present, delegate to it.  
     if [ -f "${HADOOP_HDFS_HOME}"/bin/hdfs ]; then
       exec "${HADOOP_HDFS_HOME}"/bin/hdfs $*