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;
+ if l.length > 0 then begin
+ iter (fun node -> Tree.print_xml v node fd) l;
+ Tree.flush v fd;
+ end;
ignore (Unix.write fd "</xml_result>\n" 0 14);
finish fd