}
exec=
-while case "$#" in 0) break;; esac
+while test $# != 0
do
case "$1" in
-h|--h|--he|--hea|--head|--heads)
(cd $tmpdir && find refs -type f) |
while read path
do
- cat "$tmpdir/$path" | tr -d '\012'
+ tr -d '\012' <"$tmpdir/$path"
echo " $path"
done &&
rm -fr $tmpdir