From ef9fb52908d3f423e6e537b84f62cb76c7868782 Mon Sep 17 00:00:00 2001
From: Dubiousjim <dubiousjim@gmail.com>
Date: Fri, 5 Jul 2013 00:21:19 -0400
Subject: various: use long options, rework usages

---
 abuild-sign.in | 45 +++++++++++++++++++++++++++++++--------------
 1 file changed, 31 insertions(+), 14 deletions(-)

(limited to 'abuild-sign.in')

diff --git a/abuild-sign.in b/abuild-sign.in
index 3260e53..b5250af 100644
--- a/abuild-sign.in
+++ b/abuild-sign.in
@@ -40,26 +40,43 @@ do_sign() {
 }
 
 usage() {
-	echo "abuild-sign $abuild_ver"
-	echo "usage: abuild-sign [-hq] [-k PRIVKEY] [-p PUBKEY] INDEXFILE..."
-	echo "options:"
-	echo " -h  Show this help"
-	echo " -k  The private key to use for signing"
-	echo " -p  The name of public key. apk add will look for /etc/apk/keys/PUBKEY"
-	exit 1
+	cat >&2 <<__EOF__
+$prog $abuild_ver - sign indexes
+Usage: $prog [-k PRIVKEY] [-p PUBKEY] INDEXFILE...
+Options:
+  -k, --private KEY  The private key to use for signing
+  -p, --public KEY   The name of public key. apk add will look for /etc/apk/keys/KEY
+  -q, --quiet
+  -h, --help         Show this help
+
+__EOF__
 }
 
 privkey="$PACKAGER_PRIVKEY"
+pubkey=
+quiet=
 
-while getopts "hk:p:q" opt; do
-	case $opt in
-	h) usage;;
-	k) privkey=$OPTARG;;
-	p) pubkey=$OPTARG;;
-	q) quiet=yes;;
+args=`getopt -o k:p:qh --long private:,public:,quiet,help -n "$prog" -- "$@"`
+if [ $? -ne 0 ]; then
+	usage
+	exit 2
+fi
+eval set -- "$args"
+while true; do
+	case $1 in
+		-k|--private) privkey=$2; shift;;
+		-p|--public) pubkey=$2; shift;;
+		-q|--quiet) quiet=1;; # suppresses msg
+		-h|--help) usage; exit;;
+		--) shift; break;;
+		*) exit 1;; # getopt error
 	esac
+	shift
 done
-shift $(( $OPTIND - 1))
+if [ $# -eq 0 ]; then
+	usage
+	exit 2
+fi
 
 if [ -z "$privkey" ]; then
 	echo "No private key found. Use 'abuild-keygen' to generate the keys"
-- 
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