#! /bin/sh
#
#	Author: Mike Fleming mike@tauzero.co.uk
#
#	Show source of a script that's found on the PATH
#
#	Usage:
#	showit [ -v ] scriptname
#
#	Options
#	-v	Use fv to view file

VIEWER=more
VCASE=-i
FTYPE=""

USAGE="showit [-v] scriptname\n\n
\t-v\tUse fv to view file\n"

while getopts v opt
do
	case $opt in
	v)	VIEWER=fv
		VCASE=""
		FTYPE=sh;;
	?)	echo "Unknown option $OPTARG"
		echo "$USAGE"
		return 1;;
	*)	echo "$USAGE"
		return 1;;
	esac
done

shift $((OPTIND - 1))

type $1 | read w1 w2 w3

if [[ "$w2" == "is" && "$w3" != "a shell builtin." ]]
then
	$VIEWER $VCASE $w3 $FTYPE
else
	echo $w1 $w2 $w3
fi