#!/usr/bin/env perl
# -*- Cperl -*-
#-----------------------------------------------------------------------
# Copyright (C) 2000 Julian Fondren
#-- A simple program demonstrating the use of Crypt::Rot13

# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
# USA
#----------------------------------------------------------------------- 
use strict;
use lib 'blib/lib';
use Crypt::Rot13;


my $crypt = new Crypt::Rot13;

if (@ARGV) {
  # Instead of while'ing over <>, open the files directly and slurp
  # them into $crypt.
  foreach (@ARGV) {
    open (F, "$_") or die "Unable to open $_: $!";
    $crypt->charge (<F>); # list context
    print $crypt->rot13 ();
    close (F) or die "Unable to close $_: $!";
  }
}
else {
  while (<STDIN>) {
    $crypt->charge ($_);
    print $crypt->rot13 ();
  }
}