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(************************************************************************)
(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
(*   \VV/  **************************************************************)
(*    //   *      This file is distributed under the terms of the       *)
(*         *       GNU Lesser General Public License Version 2.1        *)
(************************************************************************)

(*i $Id: extraction.mli,v 1.27.2.1 2004/07/16 19:30:07 herbelin Exp $ i*)

(*s Extraction from Coq terms to Miniml. *)

open Names
open Term
open Declarations
open Environ
open Libnames
open Miniml

val extract_constant : env -> kernel_name -> constant_body -> ml_decl

val extract_constant_spec : env -> kernel_name -> constant_body -> ml_spec

val extract_fixpoint : 
  env -> kernel_name array -> (constr, types) prec_declaration -> ml_decl 

val extract_inductive : env -> kernel_name -> ml_ind

(*s ML declaration corresponding to a Coq reference. *)

val extract_declaration : env -> global_reference -> ml_decl

(*s Without doing complete extraction, just guess what a constant would be. *) 

type kind = Logical | Term | Type 

val constant_kind : env -> constant_body -> kind

(*s Is a [ml_decl] or a [ml_spec] logical ? *) 

val logical_decl : ml_decl -> bool
val logical_spec : ml_spec -> bool