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Editing File: /usr/share/perl5/Dpkg/Vendor/Ubuntu.pm

# 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 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/i) {
               if (length $ENV{DEBEMAIL} and $ENV{DEBEMAIL} =~ /\@ubuntu\.com/) {
                   error(g_('Version number suggests Ubuntu changes, but Maintainer: does not have Ubuntu address'));
               } else {
                   warning(g_('Version number suggests Ubuntu changes, but Maintainer: does not have Ubuntu address'));
               }
           }
           unless ($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);

require Dpkg::BuildOptions;

my $build_opts = Dpkg::BuildOptions->new();

if (!$build_opts->has('noopt')) {
            require Dpkg::Arch;

my $arch = Dpkg::Arch::get_host_arch();
            if (Dpkg::Arch::debarch_eq($arch, 'ppc64el')) {
		for my $flag (qw(CFLAGS CXXFLAGS OBJCFLAGS OBJCXXFLAGS GCJFLAGS
		                 FFLAGS FCFLAGS)) {
                    my $value = $flags->get($flag);
                    $value =~ s/-O[0-9]/-O3/;
                    $flags->set($flag, $value);
		}
	    }
	}
	# Per https://wiki.ubuntu.com/DistCompilerFlags
        $flags->prepend('LDFLAGS', '-Wl,-Bsymbolic-functions');
    } else {
        return $self->SUPER::run_hook($hook, @params);
    }

}

=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

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