xref: /freebsd/contrib/unbound/freebsd-sources.pl (revision 1c05a6ea6b849ff95e539c31adea887c644a6a01)
1#!/usr/bin/perl -w
2#-
3# Copyright (c) 2013 Dag-Erling Smørgrav
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25# SUCH DAMAGE.
26#
27# $FreeBSD$
28#
29
30use strict;
31use warnings;
32use Text::Wrap;
33
34our @targets = qw(LIBUNBOUND DAEMON UBANCHOR CHECKCONF CONTROL);
35
36our %target_names = (
37    LIBUNBOUND => "libunbound",
38    DAEMON => "unbound",
39    UBANCHOR => "unbound-anchor",
40    CHECKCONF => "unbound-checkconf",
41    CONTROL => "unbound-control",
42);
43
44sub get_sources($) {
45    my ($target) = @_;
46    local $/;
47
48    open(MAKE, "-|", "make", "-V${target}_OBJ_LINK")
49	or die("failed to exec make: $!\n");
50    my $objs = <MAKE>;
51    close(MAKE);
52    chomp($objs);
53    $objs =~ s/\.l?o\b/.c/g;
54    return map {
55	/lexer/ && s/c$/l/;
56	/parser/ && s/c$/y/;
57	$_;
58    } split(/\s+/, $objs);
59}
60
61MAIN:{
62    my %sources;
63    foreach my $target (@targets) {
64	$sources{$target} = {
65	    map({ $_ => 1 }
66		grep({ !exists($sources{LIBUNBOUND}->{$_}) }
67		     get_sources($target)))
68	};
69	print("# $target_names{$target}\n");
70	my $SRCS = fill("SRCS=\t", "\t", sort keys %{$sources{$target}});
71	$SRCS =~ s/\n/ \\\n/gm;
72	print("$SRCS\n");
73    }
74}
75
761;
77