X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~cjwatson/git?p=bin.git;a=blobdiff_plain;f=rosetta-merge-all;h=6740bbcff9e0e9eb5348ed5bc084fa6039c57d0c;hp=a0d0a8ac864b812f040051ebec6464e310fe5503;hb=0b942b568b5b6609aaa2ee4145d5633e662c91ea;hpb=5bbf62ce7ce9e9561d11132d4725d32c9b7e4381

diff --git a/rosetta-merge-all b/rosetta-merge-all
index a0d0a8a..6740bbc 100755
--- a/rosetta-merge-all
+++ b/rosetta-merge-all
@@ -1,5 +1,47 @@
 #! /bin/sh
-if [ "$1" = --apply ]; then
+
+APPLY=false
+
+usage () {
+	[ "$1" = 0 ] || exec >&2
+	echo "Usage: $0 [--apply] [--keep-old] [--prefix PREFIX] SOURCE"
+	exit "$1"
+}
+
+die_getopt () {
+	echo "getopt failed" >&2
+	exit 1
+}
+
+parse_opts () {
+	eval set -- "$(getopt -o '' -l apply,keep-old,prefix:,help -- "$@")"
+	while :; do
+		case $1 in
+			--apply)
+				APPLY=:
+				shift
+				;;
+			--keep-old)
+				shift
+				;;
+			--prefix)
+				shift 2
+				;;
+			--help)
+				usage 0
+				shift
+				;;
+			--)	shift; break ;;
+			*)	die_getopt ;;
+		esac
+	done
+}
+
+[ "$1" ] || usage 1
+
+parse_opts "$@"
+
+if $APPLY; then
 	for x in *.po; do rosetta-merge "$@" ${x%.*}; done
 else
 	for x in *.po; do rosetta-merge "$@" ${x%.*} | view -; done