--- a
+++ b/src/index/subtreelist.h
@@ -0,0 +1,33 @@
+/* Copyright (C) 2007 J.F.Dockes
+ * 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, write to the
+ * Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+
+#ifndef _SUBTREELIST_H_INCLUDED_
+#define _SUBTREELIST_H_INCLUDED_
+
+#include <list>
+using std::list;
+
+class RclConfig;
+
+// This queries the database with a pure directory-filter query, to
+// retrieve all the entries beside the specified path. This is used by
+// the real time indexer to purge entries when a top directory is
+// renamed. This is really convoluted, I'd like a better way.
+extern bool subtreelist(RclConfig *config, const string& top,
+ list<string>& paths);
+
+#endif /* _SUBTREELIST_H_INCLUDED_ */