The struct guestfs_$function_args args; declaration was not emitted in that case, leading to build failure. --- generator/c.ml | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/generator/c.ml b/generator/c.ml index ee276dc..1fa05ab 100644 --- a/generator/c.ml +++ b/generator/c.ml @@ -1658,9 +1658,9 @@ and generate_client_actions hash () = let args_passed_to_daemon = List.filter (function FileIn _ | FileOut _ -> false | _ -> true) args in - (match args_passed_to_daemon with - | [] -> () - | _ -> pr " struct guestfs_%s_args args;\n" name + (match args_passed_to_daemon, optargs with + | [], [] -> () + | _, _ -> pr " struct guestfs_%s_args args;\n" name ); pr " guestfs_message_header hdr;\n"; -- 1.9.3