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# debian/control/prerequisite/circular -- lintian check script -*- perl -*-
#
# Copyright (C) 2004 Marc Brockschmidt
# Copyright (C) 2020 Chris Lamb <lamby@debian.org>
# Copyright (C) 2020-2021 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::Debian::Control::Prerequisite::Circular;
use v5.20;
use warnings;
use utf8;
use Moo;
use namespace::clean;
with 'Lintian::Check';
sub source {
my ($self) = @_;
my $control = $self->processable->debian_control;
my @prerequisite_fields = qw(Pre-Depends Depends Recommends Suggests);
for my $installable ($control->installables) {
my $installable_fields = $control->installable_fields($installable);
for my $field (@prerequisite_fields) {
next
unless $control->installable_fields($installable)
->declares($field);
my $relation
= $self->processable->binary_relation($installable, $field);
my $control_item= $self->processable->debian_control->item;
my $position = $installable_fields->position($field);
my $pointer = $control_item->pointer($position);
$self->pointed_hint(
'circular-installation-prerequisite',
$pointer, "(in section for $installable)",
$field,$relation->to_string
)if $relation->satisfies($installable);
}
}
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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