1 files changed, 99 insertions, 0 deletions
diff --git a/lib/Lintian/Check/Debian/Control/Field/RulesRequiresRoot.pm b/lib/Lintian/Check/Debian/Control/Field/RulesRequiresRoot.pm
new file mode 100644
index 0000000..b97a673
--- /dev/null
+++ b/lib/Lintian/Check/Debian/Control/Field/RulesRequiresRoot.pm
@@ -0,0 +1,99 @@
+# debian/control/field/rules-requires-root -- 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::Field::RulesRequiresRoot;
+
+use v5.20;
+use warnings;
+use utf8;
+
+use List::SomeUtils qw(first_value);
+
+use Moo;
+use namespace::clean;
+
+with 'Lintian::Check';
+
+sub source {
+    my ($self) = @_;
+
+    my $control = $self->processable->debian_control;
+    my $source_fields = $control->source_fields;
+
+    my @r3_misspelled = grep { $_ ne 'Rules-Requires-Root' }
+      grep { m{^ Rules? - Requires? - Roots? $}xi } $source_fields->names;
+
+    for my $field (@r3_misspelled) {
+
+        my $control_item= $self->processable->debian_control->item;
+        my $position = $source_fields->position($field);
+        my $pointer = $control_item->pointer($position);
+
+        $self->pointed_hint('spelling-error-in-rules-requires-root',
+            $pointer, $field);
+    }
+
+    my $control_item= $self->processable->debian_control->item;
+    my $position = $source_fields->position('Rules-Requires-Root');
+    my $pointer = $control_item->pointer($position);
+
+    $self->pointed_hint('rules-do-not-require-root', $pointer)
+      if $source_fields->value('Rules-Requires-Root') eq 'no';
+
+    $self->pointed_hint('rules-require-root-explicitly', $pointer)
+      if $source_fields->declares('Rules-Requires-Root')
+      && $source_fields->value('Rules-Requires-Root') ne 'no';
+
+    $self->pointed_hint('silent-on-rules-requiring-root', $pointer)
+      unless $source_fields->declares('Rules-Requires-Root');
+
+    if (  !$source_fields->declares('Rules-Requires-Root')
+        || $source_fields->value('Rules-Requires-Root') eq 'no') {
+
+        for my $installable ($self->group->get_installables) {
+
+            my $user_owned_item
+              = first_value { $_->owner ne 'root' || $_->group ne 'root' }
+            @{$installable->installed->sorted_list};
+
+            next
+              unless defined $user_owned_item;
+
+            my $owner = $user_owned_item->owner;
+            my $group = $user_owned_item->group;
+
+            $self->pointed_hint('rules-silently-require-root',
+                $pointer, $installable->name,
+                "($owner:$group)", $user_owned_item->name);
+        }
+    }
+
+    return;
+}
+
+1;
+
+# Local Variables:
+# indent-tabs-mode: nil
+# cperl-indent-level: 4
+# End:
+# vim: syntax=perl sw=4 sts=4 sr et