#!/usr/bin/perl
# -*- perl -*-

#   Copyright (C) 2001
#   Free Software Foundation
#
# This file is part of the libiberty library.
# Libiberty is free software; you can redistribute it and/or
# modify it under the terms of the GNU Library General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# Libiberty 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
# Library General Public License for more details.
#
# You should have received a copy of the GNU Library General Public
# License along with libiberty; see the file COPYING.LIB.  If not,
# write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
# Boston, MA 02111-1307, USA.
#
# Originally written by DJ Delorie <dj@redhat.com>


# This is a trivial script which checks the lists of C and O files in
# the Makefile for consistency.

$mode = shift;
$srcdir = ".";

if ($mode eq "-s") {
    $srcdir = shift;
    $mode = shift;
}

&missing() if $mode eq "missing";

exit 0;

######################################################################

sub missing {

    opendir(S, $srcdir);
    while ($f = readdir S) {
	$have{$f} = 1;
    }
    closedir(S);
    opendir(S, ".");
    while ($f = readdir S) {
	$have{$f} = 1;
    }
    closedir(S);

    for $a (@ARGV) {
	$listed{$a} = 1;
	$have{$a} = 0;
    }

    for $f (sort keys %have) {
	next unless $have{$f};
	if ($f =~ /\.c$/) {
	    print "S $f\n";
	}
    }
    for $f (sort keys %listed) {
	if ($f =~ /(.*)\.c$/) {
	    $base = $1;
	    if (! $listed{"$base.o"}) {
		print "O $f\n";
	    }
	}
    }
}