(************************************************************************)
(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016     *)
(*   \VV/  **************************************************************)
(*    //   *      This file is distributed under the terms of the       *)
(*         *       GNU Lesser General Public License Version 2.1        *)
(************************************************************************)

open Names
open Term
open Clenv
open Pattern
open Evd
open Decl_kinds
open Hints

val extern_interp :
  (patvar_map -> Tacexpr.glob_tactic_expr -> unit Proofview.tactic) Hook.t

(** Auto and related automation tactics *)

val priority : ('a * full_hint) list -> ('a * full_hint) list

val default_search_depth : int ref

val auto_flags_of_state : transparent_state -> Unification.unify_flags

val connect_hint_clenv : polymorphic -> raw_hint -> clausenv ->
			 [ `NF ] Proofview.Goal.t -> clausenv * constr
						
(** Try unification with the precompiled clause, then use registered Apply *)
val unify_resolve_nodelta : polymorphic -> (raw_hint * clausenv) -> unit Proofview.tactic

val unify_resolve : polymorphic -> Unification.unify_flags -> (raw_hint * clausenv) -> unit Proofview.tactic

(** [ConclPattern concl pat tacast]:
   if the term concl matches the pattern pat, (in sense of
   [Pattern.somatches], then replace [?1] [?2] metavars in tacast by the
   right values to build a tactic *)

val conclPattern : constr -> constr_pattern option -> Tacexpr.glob_tactic_expr -> unit Proofview.tactic

(** The Auto tactic *)

(** The use of the "core" database can be de-activated by passing
    "nocore" amongst the databases. *)

val auto : ?debug:Tacexpr.debug ->
  int -> open_constr list -> hint_db_name list -> unit Proofview.tactic

(** Auto with more delta. *)

val new_auto : ?debug:Tacexpr.debug ->
  int -> open_constr list -> hint_db_name list -> unit Proofview.tactic

(** auto with default search depth and with the hint database "core" *)
val default_auto : unit Proofview.tactic

(** auto with all hint databases except the "v62" compatibility database *)
val full_auto : ?debug:Tacexpr.debug ->
  int -> open_constr list -> unit Proofview.tactic

(** auto with all hint databases except the "v62" compatibility database
   and doing delta *)
val new_full_auto : ?debug:Tacexpr.debug ->
  int -> open_constr list -> unit Proofview.tactic

(** auto with default search depth and with all hint databases
   except the "v62" compatibility database *)
val default_full_auto : unit Proofview.tactic

(** The generic form of auto (second arg [None] means all bases) *)
val gen_auto : ?debug:Tacexpr.debug ->
  int option -> open_constr list -> hint_db_name list option -> unit Proofview.tactic

(** The hidden version of auto *)
val h_auto   : ?debug:Tacexpr.debug ->
  int option -> open_constr list -> hint_db_name list option -> unit Proofview.tactic

(** Trivial *)

val trivial : ?debug:Tacexpr.debug ->
  open_constr list -> hint_db_name list -> unit Proofview.tactic
val gen_trivial : ?debug:Tacexpr.debug ->
  open_constr list -> hint_db_name list option -> unit Proofview.tactic
val full_trivial : ?debug:Tacexpr.debug ->
  open_constr list -> unit Proofview.tactic
val h_trivial : ?debug:Tacexpr.debug ->
  open_constr list -> hint_db_name list option -> unit Proofview.tactic