source: branches/samba-3.5.x/source3/script/expand-includes.pl@ 737

#!/usr/bin/perl
# Expand the include lines in a Makefile
# Copyright (C) 2009 Jelmer Vernooij <jelmer@samba.org>
# Published under the GNU GPLv3 or later

my $depth = 0;

sub process($)
{
        my ($f) = @_;
        $depth++;
        die("Recursion in $f?") if ($depth > 100);
        open(IN, $f) or die("Unable to open $f: $!");
        foreach (<IN>) {
                my $l = $_;
                if ($l =~ /^include (.*)$/) {
                        process($1);
                } else {
                        print $l;
                }
        }
        $depth--;
}

my $path = shift;
unless ($path) {
        print STDERR "Usage: $0 Makefile.in > Makefile-noincludes.in\n";
        exit(1);
}
process($path);