#!/bin/bash

if [ "$#" -ne 1 ]; then
	echo "This scripts takes exactly one argument" 1>&2
	exit 1;
fi;

if [ -z "$1" ]; then
	echo "The argument should not be empty" 1>&2
	exit 1;
fi;

export FN="$(echo "$1" | sed "s/\\./-/g")"