Automerge part of the fixes for bug#49022 into "next-mr-bugfixing".

plugin/Makefile.am

-# Copyright (C) 2005-2006 MySQL AB
+# Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved. 
 #
 # 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
@@ -24,5 +24,10 @@ EXTRA_DIST =	fulltext/configure.in
 SUBDIRS =	@mysql_pg_dirs@
 DIST_SUBDIRS =	@mysql_pg_distdirs@
 
+# As of 5.5.3-m3, we want to include the plugin files of a debug build in the package
+install-exec-hook:
+	$(mkinstalldirs) $(DESTDIR)$(pkglibdir) $(DESTDIR)$(pkglibdir)/plugin
+	test ! -d debug || $(TAR) cf - debug | ( cd $(DESTDIR)$(pkglibdir) && $(TAR) xvf - )
+
 # Don't update the files from bitkeeper
 %::SCCS/s.%