*** empty log message ***

sw/tools/gen_aircraft.ml

@@ -43,5 +43,8 @@ let _ =
   mkdir (aircraft_dir // "sim");
   
   let c = sprintf "make -f Makefile.ac AIRCRAFT=%s AC_ID=%s AIRFRAME=%s RADIO=%s FLIGHT_PLAN=%s TELEMETRY=%s" aircraft (value "ac_id") (value "airframe") (value "radio") (value "flight_plan") (value "telemetry") in
-  prerr_endline c;
+  begin (** Quiet is speficied in the Makefile *)
+    try if Sys.getenv "Q" <> "@" then raise Not_found with
+      Not_found -> prerr_endline c
+  end;
   exit (Sys.command c)