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# binaries/prerequisites/perl -- lintian check script -*- perl -*-
# Copyright (C) 1998 Christian Schwarz and Richard Braakman
# Copyright (C) 2012 Kees Cook
# Copyright (C) 2017-2020 Chris Lamb <lamby@debian.org>
# Copyright (C) 2021 Felix Lechner
#
# 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, you can find it on the World Wide
# Web at https://www.gnu.org/copyleft/gpl.html, or write to the Free
# Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
# MA 02110-1301, USA.
package Lintian::Check::Binaries::Prerequisites::Perl;
use v5.20;
use warnings;
use utf8;
use Lintian::Relation;
use Moo;
use namespace::clean;
with 'Lintian::Check';
has has_perl_lib => (is => 'rw', default => 0);
sub visit_installed_files {
my ($self, $item) = @_;
return
unless $item->is_file;
return
if $item->file_type !~ m{^ [^,]* \b ELF \b }x
|| $item->file_type !~ m{ \b executable | shared [ ] object \b }x;
$self->has_perl_lib(1)
if $item->name =~ m{^ usr/lib/ (?:[^/]+/)? perl5/ .* [.]so $}x;
return;
}
sub installable {
my ($self) = @_;
return
if $self->processable->type eq 'udeb';
my $depends = $self->processable->relation('strong');
# It is a virtual package, so no version is allowed and
# alternatives probably does not make sense here either.
$self->hint('missing-dependency-on-perlapi')
if $self->has_perl_lib
&& !$depends->matches(
qr/^perlapi-[-\w.]+(?:\s*\[[^\]]+\])?$/,
Lintian::Relation::VISIT_OR_CLAUSE_FULL
);
return;
}
1;
# Local Variables:
# indent-tabs-mode: nil
# cperl-indent-level: 4
# End:
# vim: syntax=perl sw=4 sts=4 sr et
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