1 files changed, 86 insertions, 0 deletions
diff --git a/lib/Lintian/Check/Fields/Unknown.pm b/lib/Lintian/Check/Fields/Unknown.pm
new file mode 100644
index 0000000..79a0ddd
--- /dev/null
+++ b/lib/Lintian/Check/Fields/Unknown.pm
@@ -0,0 +1,86 @@
+# fields/unknown -- lintian check script (rewrite) -*- perl -*-
+#
+# Copyright (C) 2004 Marc Brockschmidt
+#
+# Parts of the code were taken from the old check script, which
+# was Copyright (C) 1998 Richard Braakman (also licensed under the
+# GPL 2 or higher)
+#
+# 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::Fields::Unknown;
+
+use v5.20;
+use warnings;
+use utf8;
+
+use Path::Tiny;
+
+use Moo;
+use namespace::clean;
+
+with 'Lintian::Check';
+
+# Whitelist of XS-* source fields
+my %source_field_whitelist = (
+    'Autobuild'      => 1,
+    'Go-Import-Path' => 1,
+    'Ruby-Versions'  => 1,
+);
+
+sub source {
+    my ($self) = @_;
+
+    my $KNOWN_SOURCE_FIELDS= $self->data->load('common/source-fields');
+    my @unknown= $self->processable->fields->extra($KNOWN_SOURCE_FIELDS->all);
+
+    # The grep filter is a workaround for #1014885 and #1029471
+    $self->hint('unknown-field', $_)
+      for grep { !exists($source_field_whitelist{$_}) } @unknown;
+
+    return;
+}
+
+sub binary {
+    my ($self) = @_;
+
+    my $KNOWN_BINARY_FIELDS= $self->data->load('fields/binary-fields');
+    my @unknown= $self->processable->fields->extra($KNOWN_BINARY_FIELDS->all);
+
+    $self->hint('unknown-field', $_)for @unknown;
+
+    return;
+}
+
+sub udeb {
+    my ($self) = @_;
+
+    my $KNOWN_UDEB_FIELDS = $self->data->load('fields/udeb-fields');
+    my @unknown = $self->processable->fields->extra($KNOWN_UDEB_FIELDS->all);
+
+    $self->hint('unknown-field', $_)for @unknown;
+
+    return;
+}
+
+1;
+
+# Local Variables:
+# indent-tabs-mode: nil
+# cperl-indent-level: 4
+# End:
+# vim: syntax=perl sw=4 sts=4 sr et