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-rw-r--r--pretyping/tacred.mli57
1 files changed, 33 insertions, 24 deletions
diff --git a/pretyping/tacred.mli b/pretyping/tacred.mli
index 55c305cc..f2a4c303 100644
--- a/pretyping/tacred.mli
+++ b/pretyping/tacred.mli
@@ -1,33 +1,30 @@
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
-(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2011 *)
+(* <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 *)
(************************************************************************)
-(*i $Id: tacred.mli 14641 2011-11-06 11:59:10Z herbelin $ i*)
-
-(*i*)
open Names
open Term
open Environ
open Evd
open Reductionops
open Closure
-open Rawterm
+open Glob_term
open Termops
open Pattern
-(*i*)
+open Libnames
type reduction_tactic_error =
InvalidAbstraction of env * constr * (env * Type_errors.type_error)
exception ReductionTacticError of reduction_tactic_error
-(*s Reduction functions associated to tactics. \label{tacred} *)
+(** {6 Reduction functions associated to tactics. {% \label{%}tacred{% }%} } *)
-(* Evaluable global reference *)
+(** Evaluable global reference *)
val is_evaluable : Environ.env -> evaluable_global_reference -> bool
@@ -41,57 +38,69 @@ val global_of_evaluable_reference :
exception Redelimination
-(* Red (raise user error if nothing reducible) *)
+(** Red (raise user error if nothing reducible) *)
val red_product : reduction_function
-(* Red (raise Redelimination if nothing reducible) *)
+(** Red (raise Redelimination if nothing reducible) *)
val try_red_product : reduction_function
-(* Simpl *)
+(** Tune the behaviour of simpl for the given constant name *)
+type simpl_flag = [ `SimplDontExposeCase | `SimplNeverUnfold ]
+
+val set_simpl_behaviour :
+ bool -> global_reference -> (int list * int * simpl_flag list) -> unit
+val get_simpl_behaviour :
+ global_reference -> (int list * int * simpl_flag list) option
+
+(** Simpl *)
val simpl : reduction_function
-(* Simpl only at the head *)
+(** Simpl only at the head *)
val whd_simpl : reduction_function
-(* Hnf: like whd_simpl but force delta-reduction of constants that do
+(** Hnf: like whd_simpl but force delta-reduction of constants that do
not immediately hide a non reducible fix or cofix *)
val hnf_constr : reduction_function
-(* Unfold *)
+(** Unfold *)
val unfoldn :
(occurrences * evaluable_global_reference) list -> reduction_function
-(* Fold *)
+(** Fold *)
val fold_commands : constr list -> reduction_function
-(* Pattern *)
+(** Pattern *)
val pattern_occs : (occurrences * constr) list -> reduction_function
-(* Rem: Lazy strategies are defined in Reduction *)
-(* Call by value strategy (uses Closures) *)
+(** Rem: Lazy strategies are defined in Reduction *)
+
+(** Call by value strategy (uses Closures) *)
val cbv_norm_flags : Closure.RedFlags.reds -> reduction_function
val cbv_beta : local_reduction_function
val cbv_betaiota : local_reduction_function
val cbv_betadeltaiota : reduction_function
- val compute : reduction_function (* = [cbv_betadeltaiota] *)
+ val compute : reduction_function (** = [cbv_betadeltaiota] *)
-(* [reduce_to_atomic_ind env sigma t] puts [t] in the form [t'=(I args)]
+(** [reduce_to_atomic_ind env sigma t] puts [t] in the form [t'=(I args)]
with [I] an inductive definition;
returns [I] and [t'] or fails with a user error *)
val reduce_to_atomic_ind : env -> evar_map -> types -> inductive * types
-(* [reduce_to_quantified_ind env sigma t] puts [t] in the form
+(** [reduce_to_quantified_ind env sigma t] puts [t] in the form
[t'=(x1:A1)..(xn:An)(I args)] with [I] an inductive definition;
returns [I] and [t'] or fails with a user error *)
val reduce_to_quantified_ind : env -> evar_map -> types -> inductive * types
-(* [reduce_to_quantified_ref env sigma ref t] try to put [t] in the form
+(** [reduce_to_quantified_ref env sigma ref t] try to put [t] in the form
[t'=(x1:A1)..(xn:An)(ref args)] and fails with user error if not possible *)
val reduce_to_quantified_ref :
- env -> evar_map -> Libnames.global_reference -> types -> types
+ env -> evar_map -> global_reference -> types -> types
val reduce_to_atomic_ref :
- env -> evar_map -> Libnames.global_reference -> types -> types
+ env -> evar_map -> global_reference -> types -> types
+
+val find_hnf_rectype :
+ env -> evar_map -> types -> inductive * constr list
val contextually : bool -> occurrences * constr_pattern ->
(patvar_map -> reduction_function) -> reduction_function