1 files changed, 66 insertions, 0 deletions
diff --git a/lib/Lintian/Check/Usrmerge.pm b/lib/Lintian/Check/Usrmerge.pm
new file mode 100644
index 0000000..a435470
--- /dev/null
+++ b/lib/Lintian/Check/Usrmerge.pm
@@ -0,0 +1,66 @@
+# usrmerge -- lintian check script -*- perl -*-
+
+# Copyright (C) 2016 Marco d'Itri
+#
+# 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::Usrmerge;
+
+use v5.20;
+use warnings;
+use utf8;
+
+use Moo;
+use namespace::clean;
+
+with 'Lintian::Check';
+
+sub visit_installed_files {
+    my ($self, $item) = @_;
+
+    return
+      unless $item->name =~ m{^(?:s?bin|lib(?:|[ox]?32|64))/};
+
+    my $usrfile = $self->processable->installed->lookup("usr/$item");
+
+    return
+      unless defined $usrfile;
+
+    return
+      if $item->is_dir and $usrfile->is_dir;
+
+    if ($item =~ m{^lib.+\.(?:so[\.0-9]*|a)$}) {
+        $self->pointed_hint('library-in-root-and-usr', $item->pointer,
+            'already in:', $usrfile->name);
+
+    } else {
+        $self->pointed_hint(
+            'file-in-root-and-usr', $item->pointer,
+            'already in:', $usrfile->name
+        );
+    }
+
+    return;
+}
+
+1;
+
+# Local Variables:
+# indent-tabs-mode: nil
+# cperl-indent-level: 4
+# End:
+# vim: syntax=perl sw=4 sts=4 sr et