From: Jean-Philippe Orsini <orsinije@fr.ibm.com>
Date: Fri, 20 Oct 2017 21:38:06 +0000 (+0200)
Subject: display usage when needed
X-Git-Url: https://git.wpitchoune.net/gitweb/?p=pnews.git;a=commitdiff_plain;h=226fabf546de729d07e7bd6ee80e0151a41db414

display usage when needed
---

diff --git a/war/run.sh b/war/run.sh
index 65e7a29..73c9b1a 100755
--- a/war/run.sh
+++ b/war/run.sh
@@ -3,7 +3,12 @@
 SDIR=`dirname $0`
 SWAR=`realpath $SDIR/target/pnews-1.0.war`
 
+print_usage() {
+        echo "$0 <SHARED_DIR>"
+}
+
 if [ -z "$1" ]; then
+        print_usage
         exit 1
 else
         SHARED_DIR="$1"