From 75808db17caf8b960b351e3408e74142f4c85aac Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 14 Apr 2024 15:42:30 +0200
Subject: Adding upstream version 2.117.0.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../Check/Debian/Control/Prerequisite/Redundant.pm | 99 ++++++++++++++++++++++
 1 file changed, 99 insertions(+)
 create mode 100644 lib/Lintian/Check/Debian/Control/Prerequisite/Redundant.pm

(limited to 'lib/Lintian/Check/Debian/Control/Prerequisite/Redundant.pm')

diff --git a/lib/Lintian/Check/Debian/Control/Prerequisite/Redundant.pm b/lib/Lintian/Check/Debian/Control/Prerequisite/Redundant.pm
new file mode 100644
index 0000000..08ea510
--- /dev/null
+++ b/lib/Lintian/Check/Debian/Control/Prerequisite/Redundant.pm
@@ -0,0 +1,99 @@
+# debian/control/prerequisitie/redundant -- 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::Redundant;
+
+use v5.20;
+use warnings;
+use utf8;
+
+use Const::Fast;
+
+use Moo;
+use namespace::clean;
+
+with 'Lintian::Check';
+
+const my $ARROW => q{->};
+
+sub source {
+    my ($self) = @_;
+
+    my $control = $self->processable->debian_control;
+
+    # Make sure that a stronger dependency field doesn't satisfy any of
+    # the elements of a weaker dependency field.  dpkg-gencontrol will
+    # fix this up for us, but we want to check the source package
+    # since dpkg-gencontrol may silently "fix" something that's a more
+    # subtle bug.
+
+    # ordered from stronger to weaker
+    my @ordered_fields = qw(Pre-Depends Depends Recommends Suggests);
+
+    for my $installable ($control->installables) {
+        my $installable_fields = $control->installable_fields($installable);
+
+        my @remaining_fields = @ordered_fields;
+
+        for my $stronger (@ordered_fields) {
+
+            shift @remaining_fields;
+
+            next
+              unless $control->installable_fields($installable)
+              ->declares($stronger);
+
+            my $control_item= $self->processable->debian_control->item;
+            my $position = $installable_fields->position($stronger);
+            my $pointer = $control_item->pointer($position);
+
+            my $relation
+              = $self->processable->binary_relation($installable,$stronger);
+
+            for my $weaker (@remaining_fields) {
+
+                my @prerequisites = $control->installable_fields($installable)
+                  ->trimmed_list($weaker, qr{\s*,\s*});
+
+                for my $prerequisite (@prerequisites) {
+
+                    $self->pointed_hint(
+                        'redundant-installation-prerequisite',$pointer,
+                        "(in section for $installable)",$weaker,
+                        $ARROW, $stronger,
+                        $prerequisite
+                    )if $relation->satisfies($prerequisite);
+                }
+            }
+        }
+    }
+
+    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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