(***********************************************************************)
(*                                                                     *)
(*                           Objective Caml                            *)
(*                                                                     *)
(*            Xavier Leroy, projet Cristal, INRIA Rocquencourt         *)
(*                                                                     *)
(*  Copyright 1996 Institut National de Recherche en Informatique et   *)
(*  Automatique.  Distributed only by permission.                      *)
(*                                                                     *)
(***********************************************************************)

(* $Id$ *)

(* The interactive toplevel loop *)

val loop: unit -> unit

(* Interface with toplevel directives *)

type directive_fun =
    Directive_none of (unit -> unit)
  | Directive_string of (string -> unit)
  | Directive_int of (int -> unit)
  | Directive_ident of (Longident.t -> unit)

val directive_table: (string, directive_fun) Hashtbl.t
        (* Table of known directives, with their execution function *)
val execute_phrase: Parsetree.toplevel_phrase -> bool
        (* Execute the given toplevel phrase. Return [true] if the
           phrase executed with no errors and [false] otherwise. *)
val print_exception_outcome: exn -> unit
        (* Print an exception resulting from the evaluation of user code. *)
val toplevel_env: Env.t ref
        (* Typing environment for the toplevel *)
val parse_toplevel_phrase : (Lexing.lexbuf -> Parsetree.toplevel_phrase) ref