From f7bccf3724834ca42b2521f0367291219314a09a Mon Sep 17 00:00:00 2001
From: Harald Hoyer <harald@redhat.com>
Date: Tue, 3 Jul 2012 18:23:27 +0200
Subject: [PATCH] lsinitrd.sh: print usage for -?, -h

---
 lsinitrd.sh |   10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/lsinitrd.sh b/lsinitrd.sh
index e6767dc..f27f755 100755
--- a/lsinitrd.sh
+++ b/lsinitrd.sh
@@ -19,13 +19,19 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-[[ $# -le 2 ]] || { echo "Usage: $(basename $0) [-s] [<initramfs file> [<filename>]]" ; exit 1 ; }
+usage()
+{
+    echo "Usage: $(basename $0) [-s] [<initramfs file> [<filename>]]"
+}
+
+[[ $# -le 2 ]] || { usage ; exit 1 ; }
 
 sorted=0
 while getopts "s" opt; do
     case $opt in
         s)  sorted=1;;
-        \?) exit 1;;
+        h)  usage; exit 0;;
+        \?) usage; exit 1;;
     esac
 done
 shift $((OPTIND-1))