Author: atm
Date: Wed Feb 27 02:43:27 2013
New Revision: 1450585
URL: http://svn.apache.org/r1450585
Log:
MAPREDUCE-5033. mapred shell script should respect usage flags (--help -help
-h). Contributed by Andrew Wang.
Modified:
hadoop/common/branches/branch-2/hadoop-mapreduce-project/CHANGES.txt
hadoop/common/branches/branch-2/hadoop-mapreduce-project/bin/mapred
Modified: hadoop/common/branches/branch-2/hadoop-mapreduce-project/CHANGES.txt
URL:
http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-mapreduce-project/CHANGES.txt?rev=1450585&r1=1450584&r2=1450585&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-mapreduce-project/CHANGES.txt
(original)
+++ hadoop/common/branches/branch-2/hadoop-mapreduce-project/CHANGES.txt Wed
Feb 27 02:43:27 2013
@@ -8,6 +8,9 @@ Release 2.0.4-beta - UNRELEASED
IMPROVEMENTS
+ MAPREDUCE-5033. mapred shell script should respect usage flags
+ (--help -help -h). (Andrew Wang via atm)
+
OPTIMIZATIONS
BUG FIXES
Modified: hadoop/common/branches/branch-2/hadoop-mapreduce-project/bin/mapred
URL:
http://svn.apache.org/viewvc/hadoop/common/branches/branch-2/hadoop-mapreduce-project/bin/mapred?rev=1450585&r1=1450584&r2=1450585&view=diff
==============================================================================
--- hadoop/common/branches/branch-2/hadoop-mapreduce-project/bin/mapred
(original)
+++ hadoop/common/branches/branch-2/hadoop-mapreduce-project/bin/mapred Wed Feb
27 02:43:27 2013
@@ -50,6 +50,14 @@ fi
COMMAND=$1
shift
+case $COMMAND in
+ # usage flags
+ --help|-help|-h)
+ print_usage
+ exit
+ ;;
+esac
+
if [ "$COMMAND" = "job" ] ; then
CLASS=org.apache.hadoop.mapred.JobClient
elif [ "$COMMAND" = "queue" ] ; then
