1 files changed, 73 insertions, 0 deletions
diff --git a/lib/Lintian/Check/Libraries/Shared/Soname/Missing.pm b/lib/Lintian/Check/Libraries/Shared/Soname/Missing.pm
new file mode 100644
index 0000000..a01a878
--- /dev/null
+++ b/lib/Lintian/Check/Libraries/Shared/Soname/Missing.pm
@@ -0,0 +1,73 @@
+# libraries/shared/soname/missing -- lintian check script -*- perl -*-
+
+# Copyright (C) 1998 Christian Schwarz
+# Copyright (C) 2018-2019 Chris Lamb <lamby@debian.org>
+# Copyright (C) 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::Libraries::Shared::Soname::Missing;
+
+use v5.20;
+use warnings;
+use utf8;
+
+use List::SomeUtils qw(none);
+
+use Moo;
+use namespace::clean;
+
+with 'Lintian::Check';
+
+sub visit_installed_files {
+    my ($self, $item) = @_;
+
+    return
+      unless $item->is_file;
+
+    return
+      unless $item->file_type =~ m{^ [^,]* \b ELF \b }x;
+
+    return
+      unless $item->file_type
+      =~ m{(?: shared [ ] object | pie [ ] executable )}x;
+
+    # does not have SONAME
+    return
+      if @{$item->elf->{SONAME} // [] };
+
+    my @ldconfig_folders = @{$self->data->architectures->ldconfig_folders};
+    return
+      if none { $item->dirname eq $_ } @ldconfig_folders;
+
+    # disregard executables
+    $self->pointed_hint('sharedobject-in-library-directory-missing-soname',
+        $item->pointer)
+      if !$item->is_executable
+      || !defined $item->elf->{DEBUG}
+      || $item->name =~ / [.]so (?: [.] | $ ) /msx;
+
+    return;
+}
+
+1;
+
+# Local Variables:
+# indent-tabs-mode: nil
+# cperl-indent-level: 4
+# End:
+# vim: syntax=perl sw=4 sts=4 sr et