#!/usr/bin/perl -w
#-
# Copyright (c) 2001 Dominic Mitchell.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.

#
# rename files to lower case.
#
# @(#) $Id: renlc.pl,v 1.1 2001/07/26 23:17:53 dom Exp $
#

use strict;
use Getopt::Std;

sub clean;

my %opt;
getopts('v', \%opt);

my @files = grep m/[A-Z]/, @ARGV;
foreach (@files) {
	print $_ . " -> " . clean($_) . "\n"
		if $opt{v};
	rename $_, clean $_;
}

# Clean up a filename.
sub clean {
	my $fn = shift;
	$fn = lc $fn;
	# Zap anything except alphanumeric, and a couple of others.
	$fn =~ tr/a-z0-9._-//dc;
	return $fn;
}