ocaml/otherlibs/labltk/support/slave.ml

52 lines
2.0 KiB
OCaml

(***********************************************************************)
(* *)
(* MLTk, Tcl/Tk interface of Objective Caml *)
(* *)
(* Francois Rouaix, Francois Pessaux, Jun Furuse and Pierre Weis *)
(* projet Cristal, INRIA Rocquencourt *)
(* Jacques Garrigue, Kyoto University RIMS *)
(* *)
(* Copyright 2002 Institut National de Recherche en Informatique et *)
(* en Automatique and Kyoto University. All rights reserved. *)
(* This file is distributed under the terms of the GNU Library *)
(* General Public License, with the special exception on linking *)
(* described in file LICENSE found in the Objective Caml source tree. *)
(* *)
(***********************************************************************)
(* $Id$ *)
(* The code run on initialisation, in addition to normal Tk code
* NOTE: camltk has not fully been initialised yet
*)
external tcl_eval : string -> string
= "camltk_tcl_eval"
let tcl_command s = ignore (tcl_eval s);;
open Printf
let dynload args =
List.iter Dynlink.loadfile args
(* Default modules include everything from
let default_modules = []
*)
(* [caml::run foo.cmo .. bar.cmo] is now available from Tcl *)
let init () =
Dynlink.init();
(* Make it unsafe by default, with everything available *)
Dynlink.allow_unsafe_modules true;
Dynlink.add_interfaces [] [];
let s = register_callback Widget.dummy dynload in
tcl_command (sprintf "proc caml::run {l} {camlcb %s l}" s)
let _ =
Printexc.print init ()
(* A typical master program would then
* caml::run foo.cmo
* # during initialisation, "foo" was registered as a tcl procedure
* foo x y z
* # proceed with some Tcl code calling foo
*)