Splitting Rewrite into a code part and a CAMLP4-dependent one.

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@16804 85f007b7-540e-0410-9357-904b9bb8a0f7

1 files changed, 111 insertions, 0 deletions

diff --git a/tactics/rewrite.mli b/tactics/rewrite.mli
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+(************************************************************************)
+(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
+(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2012     *)
+(*   \VV/  **************************************************************)
+(*    //   *      This file is distributed under the terms of the       *)
+(*         *       GNU Lesser General Public License Version 2.1        *)
+(************************************************************************)
+
+open Names
+open Constr
+open Environ
+open Constrexpr
+open Tacexpr
+open Misctypes
+open Evd
+open Proof_type
+open Tacinterp
+
+(** TODO: document and clean me! *)
+
+type ('constr,'redexpr) strategy_ast = 
+  | StratId | StratFail | StratRefl
+  | StratUnary of string * ('constr,'redexpr) strategy_ast
+  | StratBinary of string * ('constr,'redexpr) strategy_ast * ('constr,'redexpr) strategy_ast
+  | StratConstr of 'constr * bool
+  | StratTerms of 'constr list
+  | StratHints of bool * string
+  | StratEval of 'redexpr 
+  | StratFold of 'constr
+
+type evars = evar_map * Evar.Set.t (* goal evars, constraint evars *)
+
+type rewrite_proof = 
+  | RewPrf of constr * constr
+  | RewCast of cast_kind
+
+type rewrite_result_info = {
+  rew_car : constr;
+  rew_from : constr;
+  rew_to : constr;
+  rew_prf : rewrite_proof;
+  rew_evars : evars;
+}
+
+type rewrite_result = rewrite_result_info option
+
+type strategy = env -> Id.t list -> constr -> types ->
+  constr option -> evars -> rewrite_result option
+
+module Strategies :
+sig
+  val td : strategy -> strategy
+  val hints : string -> strategy
+end
+
+val strategy_of_ast : (Glob_term.glob_constr * 'a, raw_red_expr) strategy_ast -> strategy
+
+val map_strategy : ('a -> 'b) -> ('c -> 'd) ->
+  ('a, 'c) strategy_ast -> ('b, 'd) strategy_ast
+
+val cl_rewrite_clause_strat : strategy -> Id.t option -> tactic
+
+val cl_rewrite_clause :
+  interp_sign * (glob_constr_and_expr * glob_constr_and_expr bindings) ->
+  bool -> Locus.occurrences -> Id.t option -> tactic
+
+val cl_rewrite_clause_newtac' :
+  interp_sign * (glob_constr_and_expr * glob_constr_and_expr bindings) ->
+  bool -> Locus.occurrences -> Id.t option -> unit
+
+val is_applied_rewrite_relation :
+  env -> evar_map -> Context.rel_context -> constr -> types option
+
+val declare_relation :
+  ?binders:local_binder list -> constr_expr -> constr_expr -> Id.t ->
+  constr_expr option -> constr_expr option -> constr_expr option -> unit
+
+val add_setoid :
+  bool -> local_binder list -> constr_expr -> constr_expr -> constr_expr ->
+  Id.t -> unit
+
+val add_morphism_infer : bool -> constr_expr -> Id.t -> unit
+
+val add_morphism :
+  bool -> local_binder list -> constr_expr -> constr_expr -> Id.t -> unit
+
+val get_reflexive_proof : env -> evar_map -> constr -> constr -> constr
+
+val get_symmetric_proof : env -> evar_map -> constr -> constr -> constr
+
+val get_transitive_proof : env -> evar_map -> constr -> constr -> constr
+
+val default_morphism :
+  (types * constr option) option list * (types * types option) option ->
+  constr -> constr * constr
+
+val setoid_symmetry : tactic
+
+val setoid_symmetry_in : Id.t -> tactic
+
+val setoid_reflexivity : tactic
+
+val setoid_transitivity : constr option -> tactic
+
+val implify : Id.t -> tactic
+
+val fold_match_tac : constr -> tactic
+
+val fold_matches_tac : constr -> tactic
+
+val myapply : Globnames.global_reference -> constr list -> tactic