#!/bin/bash
# Simple shell script that uses command substitution and an if statement.
# This script has an accompaning man page.
#
# Written 2002 by Wayne Pollock, Tampa Florida USA.
#
# $Id: nusers,v 1.1 2003/03/18 08:37:27 wpollock Exp $
COUNT=$(who | wc -l)
if [ "$1" = "-v" ]
then
echo There are $COUNT users on the system now.
else
echo $COUNT
fi