(* File to include to get some Coq facilities under the ocaml toplevel.
   This file is loaded by include *)

#cd".";;
#directory "parsing";;
#directory "interp";;
#directory "toplevel";;
#directory "library";;
#directory "kernel";;
#directory "pretyping";;
#directory "lib";;
#directory "proofs";;
#directory "tactics";;
#directory "translate";;

#use "top_printers.ml";;
#use "vm_printers.ml";;

#install_printer  (* identifier *) ppid;;
#install_printer  (* identifier *) ppidset;;
#install_printer  (* label *) pplab;;
#install_printer  (* mod_self_id *) ppmsid;;
#install_printer  (* mod_bound_id *) ppmbid;;
#install_printer  (* dir_path *) ppdir;;
#install_printer  (* module_path *) ppmp;;
#install_printer  (* section_path *)  ppsp;;
#install_printer  (* qualid *)  ppqualid;;
#install_printer  (* kernel_name *) ppkn;;
#install_printer  (* constant *) ppcon;;
#install_printer  (* constr *)  print_pure_constr;; 
#install_printer  (* patch *) ppripos;;
#install_printer  (* values *) ppvalues;;
#install_printer ppzipper;;
#install_printer ppstack;;
#install_printer ppatom;;
#install_printer ppwhd;;
#install_printer ppvblock;;
#install_printer  (* bigint *) ppbigint;;
#install_printer  (* loc *) pploc;;

(* Open main files *)

open Names
open Term
open Typeops
open Univ
open Inductive
open Indtypes
open Cooking
open Closure
open Reduction
open Safe_typing
open Declare
open Declaremods
open Impargs
open Libnames
open Nametab
open Library

open Cases
open Pattern
open Cbv
open Classops
open Pretyping
open Cbv
open Classops
open Pretyping
open Clenv
open Rawterm
open Coercion
open Recordops
open Detyping
open Reductionops
open Evarconv
open Retyping
open Evarutil
open Tacred
open Evd
open Termops
open Indrec
open Typing
open Inductiveops
open Unification

open Constrextern
open Constrintern
open Coqlib
open Genarg
open Modintern
open Notation
open Ppextend
open Reserve
open Syntax_def
open Topconstr

open Clenvtac
open Evar_refiner
open Logic
open Pfedit
open Proof_trees
open Proof_type
open Redexpr
open Refiner
open Tacmach

open Auto
open Autorewrite
open Contradiction
open Dhyp
open Eauto
open Elim
open Equality
open Evar_tactics
open Extraargs
open Extratactics
open Hiddentac
open Hipattern
open Inv
open Leminv
open Refine
open Setoid_replace
open Tacinterp
open Tacticals
open Tactics

open Cerrors
open Class
open Command
open Coqinit
open Coqtop
open Discharge
open Himsg
open Metasyntax
open Mltop
open Record
open Toplevel
open Vernacentries
open Vernacinterp
open Vernac

(* Various utilities *)

let qid = Libnames.qualid_of_string;;

(* parsing of terms *)

let parse_constr = Pcoq.parse_string Pcoq.Constr.constr;;
let parse_tac    = Pcoq.parse_string Pcoq.Tactic.tactic;;
let parse_vernac = Pcoq.parse_string Pcoq.Vernac_.vernac;;

(* build a term of type rawconstr without type-checking or resolution of 
   implicit syntax *)

let e s =
  Constrintern.intern_constr Evd.empty (Global.env()) (parse_constr s);;

(* build a term of type constr with type-checking and resolution of 
   implicit syntax *)

let constr_of_string s = 
  Constrintern.interp_constr Evd.empty (Global.env()) (parse_constr s);;

(* get the body of a constant *)

open Declarations;;

let constbody_of_string s =
  let b = Global.lookup_constant (Nametab.locate_constant (qualid_of_sp (path_of_string s))) in
  Util.out_some b.const_body;;

(* Get the current goal *)

let getgoal x = top_goal_of_pftreestate (Pfedit.get_pftreestate x);;

let get_nth_goal n = nth_goal_of_pftreestate n (Pfedit.get_pftreestate ());;
let current_goal () = get_nth_goal 1;;

let pf_e gl s = 
  Constrintern.interp_constr (project gl) (pf_env gl) (parse_constr s);;

open Toplevel
let go = loop