set -ue

IFS="${IFS},"

if [ $# -lt 2 ]
then
	echo "Usage: ${0} known_dev check_dev ..." >&2
	exit 1
fi

eval `ls -l ${1} | \
	(read perm links uid gid major minor month day when name ; \
	echo perm=${perm} want=${major}/${minor})`

shift

case "${perm}" in
b*)
	type=b
	;;
c*)
	type=c
	;;
*)
	echo "${0}: ${arg}: Not a block or character device" >&2
	continue
	;;
esac

ls -ld "$@" | while read perm links uid gid major minor month day when name
do
	case "${perm}" in
	${type}*)
		if [ "${major}/${minor}" = "${want}" ]
		then
			echo "${name}"
		fi
		;;
	esac
done