#!/bin/sh

while getopts :u c
do	case "$c" in
		u) line="$(printf '%s -u ' "$line")" ;;
		*) printf 'Usage: %s (-hu) (file...)\n' "$0"
			exit 64 # sysexits(3) EX_USAGE
		esac
done

shift "$(printf '%s - 1\n' "$OPTIND" | bc)"

for file in "$@";
do	line="$(printf '%s -i %s ' "$line" "$file")"
done

exec mm $line