Encapsulate serialization results around with <xml_result>...</xml_result>

diff --git a/src/nodeSet.ml b/src/nodeSet.ml
index ad3768b..142476b 100644 (file)
--- a/src/nodeSet.ml
+++ b/src/nodeSet.ml
@@ -192,8 +192,10 @@ module Mat : S with type t = Tree.node mat =
          Unix.openfile name [ Unix.O_WRONLY; Unix.O_TRUNC; Unix.O_CREAT ] 0o666,
          Unix.close
       in
+      ignore (Unix.write fd "<xml_result>\n" 0 13);
       iter (fun node -> Tree.print_xml v node fd) l;
       Tree.flush v fd;
+      ignore (Unix.write fd "</xml_result>\n" 0 14);
       finish fd
 
   end