#!/usr/bin/perl -l
use strict;
use Text::TabularDisplay;
my $t = Text::TabularDisplay->new("uid", "login", "name");
local *PASSWD;
open PASSWD, "/etc/passwd"
or die "Can't open /etc/passwd: $!";
for (<PASSWD>) {
$t->add((split /:/, $_)[2, 0, 4])
unless /^#/;
}
close PASSWD
or die "Can't close /etc/passwd: $!";
print $t->render;