1shcat()
2{
3	while read -r line
4	do
5		echo "$line"
6	done
7}
8
9shcat2()
10{
11	while [ $# -ge 1 ]; do
12		case "$1" in
13		-)	shcat ;;
14		*)	shcat < "$1" ;;
15		esac
16		shift
17	done
18	exit 0
19}
20