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# Copyright © 2008 Ian Jackson <ijackson@chiark.greenend.org.uk>
# Copyright © 2008 Canonical, Ltd.
# written by Colin Watson <cjwatson@ubuntu.com>
# Copyright © 2008 James Westby <jw+debian@jameswestby.net>
# Copyright © 2009 Raphaël Hertzog <hertzog@debian.org>
#
# 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, see <https://www.gnu.org/licenses/>.
package Dpkg::Vendor::Ubuntu;
use strict;
use warnings;
our $VERSION = '0.01';
use List::Util qw(any);
use Dpkg::ErrorHandling;
use Dpkg::Gettext;
use Dpkg::Control::Types;
use parent qw(Dpkg::Vendor::Debian);
=encoding utf8
=head1 NAME
Dpkg::Vendor::Ubuntu - Ubuntu vendor class
=head1 DESCRIPTION
This vendor class customizes the behaviour of dpkg scripts for Ubuntu
specific behavior and policies.
=cut
sub run_hook {
my ($self, $hook, @params) = @_;
if ($hook eq 'before-source-build') {
my $src = shift @params;
my $fields = $src->{fields};
# check that Maintainer/XSBC-Original-Maintainer comply to
# https://wiki.ubuntu.com/DebianMaintainerField
if (defined($fields->{'Version'}) and defined($fields->{'Maintainer'}) and
$fields->{'Version'} =~ /ubuntu/) {
if ($fields->{'Maintainer'} !~ /(?:ubuntu|canonical)/i) {
if (length $ENV{DEBEMAIL} and $ENV{DEBEMAIL} =~ /\@(?:ubuntu|canonical)\.com/) {
error(g_('Version number suggests Ubuntu changes, but Maintainer: does not have Ubuntu address'));
} else {
warning(g_('Version number suggests Ubuntu changes, but Maintainer: does not have Ubuntu address'));
}
}
unless ($fields->{'Original-Maintainer'}) {
warning(g_('Version number suggests Ubuntu changes, but there is no XSBC-Original-Maintainer field'));
}
}
} elsif ($hook eq 'package-keyrings') {
return ($self->SUPER::run_hook($hook),
'/usr/share/keyrings/ubuntu-archive-keyring.gpg');
} elsif ($hook eq 'archive-keyrings') {
return ($self->SUPER::run_hook($hook),
'/usr/share/keyrings/ubuntu-archive-keyring.gpg');
} elsif ($hook eq 'archive-keyrings-historic') {
return ($self->SUPER::run_hook($hook),
'/usr/share/keyrings/ubuntu-archive-removed-keys.gpg');
} elsif ($hook eq 'register-custom-fields') {
my @field_ops = $self->SUPER::run_hook($hook);
push @field_ops, [
'register', 'Launchpad-Bugs-Fixed',
CTRL_FILE_CHANGES | CTRL_CHANGELOG,
], [
'insert_after', CTRL_FILE_CHANGES, 'Closes', 'Launchpad-Bugs-Fixed',
], [
'insert_after', CTRL_CHANGELOG, 'Closes', 'Launchpad-Bugs-Fixed',
];
return @field_ops;
} elsif ($hook eq 'post-process-changelog-entry') {
my $fields = shift @params;
# Add Launchpad-Bugs-Fixed field
my $bugs = find_launchpad_closes($fields->{'Changes'} // '');
if (scalar(@$bugs)) {
$fields->{'Launchpad-Bugs-Fixed'} = join(' ', @$bugs);
}
} elsif ($hook eq 'update-buildflags') {
my $flags = shift @params;
# Run the Debian hook to add hardening flags
$self->SUPER::run_hook($hook, $flags);
# Per https://wiki.ubuntu.com/DistCompilerFlags
$flags->prepend('LDFLAGS', '-Wl,-Bsymbolic-functions');
} else {
return $self->SUPER::run_hook($hook, @params);
}
}
# Override Debian default features.
sub init_build_features {
my ($self, $use_feature, $builtin_feature) = @_;
$self->SUPER::init_build_features($use_feature, $builtin_feature);
require Dpkg::Arch;
my $arch = Dpkg::Arch::get_host_arch();
if (any { $_ eq $arch } qw(amd64 arm64 ppc64el s390x)) {
$use_feature->{optimize}{lto} = 1;
}
}
sub set_build_features {
my ($self, $flags) = @_;
$self->SUPER::set_build_features($flags);
require Dpkg::Arch;
my $arch = Dpkg::Arch::get_host_arch();
if ($arch eq 'ppc64el' && $flags->get_option_value('optimize-level') != 0) {
$flags->set_option_value('optimize-level', 3);
}
}
=head1 PUBLIC FUNCTIONS
=over
=item $bugs = Dpkg::Vendor::Ubuntu::find_launchpad_closes($changes)
Takes one string as argument and finds "LP: #123456, #654321" statements,
which are references to bugs on Launchpad. Returns all closed bug
numbers in an array reference.
=cut
sub find_launchpad_closes {
my $changes = shift;
my %closes;
while ($changes &&
($changes =~ /lp:\s+\#\d+(?:,\s*\#\d+)*/pig)) {
$closes{$_} = 1 foreach (${^MATCH} =~ /\#?\s?(\d+)/g);
}
my @closes = sort { $a <=> $b } keys %closes;
return \@closes;
}
=back
=head1 CHANGES
=head2 Version 0.xx
This is a semi-private module. Only documented functions are public.
=cut
1;
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