From b776d8e9b9915253861496a48591459b6e5732ac Mon Sep 17 00:00:00 2001
From: Jonas Smedegaard <dr@jones.dk>
Date: Sun, 13 Jan 2008 18:40:44 +0000
Subject: Add and use showhelp function.

---
 localpbuilder-update | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

(limited to 'localpbuilder-update')

diff --git a/localpbuilder-update b/localpbuilder-update
index 163f993..9496ab7 100755
--- a/localpbuilder-update
+++ b/localpbuilder-update
@@ -1,9 +1,19 @@
 #!/bin/sh
 
+set -e
+
+PRG=$(basename "$0")
+
+function showhelp() {
+	cat <<EOF
+Usage:   $PRG POOL
+
+Example: $PRG sarge_with_hacks
+EOF
+}
+
 if [ $# -eq 0 ]; then
-	echo "Usage:   $(basename $0) POOL"
-	echo ""
-	echo "Example: $(basename $0) sarge_with_hacks"
+	showhelp
 	exit 1
 fi
 
-- 
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