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authorPierre-Marie Pédrot2016-02-22 10:32:57 +0100
committerPierre-Marie Pédrot2016-02-22 16:29:04 +0100
commitf358d7b4c962f5288ad9ce2dc35802666c882422 (patch)
tree3c5a27500644aa83de13e30740e330006448c2cd /plugins/setoid_ring
parentc5d0aa889fa80404f6c291000938e443d6200e5b (diff)
The tactic generic argument now returns a value rather than a glob_expr.
The glob_expr was actually always embedded as a VFun, so this patch should not change anything semantically. The only change occurs in the plugin API where one should use the Tacinterp.tactic_of_value function instead of Tacinterp.eval_tactic. Moreover, this patch allows to use tactics returning arguments from the ML side.
Diffstat (limited to 'plugins/setoid_ring')
-rw-r--r--plugins/setoid_ring/newring.ml13
-rw-r--r--plugins/setoid_ring/newring.mli4
2 files changed, 7 insertions, 10 deletions
diff --git a/plugins/setoid_ring/newring.ml b/plugins/setoid_ring/newring.ml
index a67cc7cb87..37a8959767 100644
--- a/plugins/setoid_ring/newring.ml
+++ b/plugins/setoid_ring/newring.ml
@@ -176,19 +176,16 @@ let ltac_call tac (args:glob_tactic_arg list) =
let ltac_lcall tac args =
TacArg(Loc.ghost,TacCall(Loc.ghost, ArgVar(Loc.ghost, Id.of_string tac),args))
-let ltac_letin (x, e1) e2 =
- TacLetIn(false,[(Loc.ghost,Id.of_string x),e1],e2)
-
-let ltac_apply (f:glob_tactic_expr) (args: Tacinterp.Value.t list) =
+let ltac_apply (f : Value.t) (args: Tacinterp.Value.t list) =
let fold arg (i, vars, lfun) =
let id = Id.of_string ("x" ^ string_of_int i) in
let x = Reference (ArgVar (Loc.ghost, id)) in
(succ i, x :: vars, Id.Map.add id arg lfun)
in
let (_, args, lfun) = List.fold_right fold args (0, [], Id.Map.empty) in
+ let lfun = Id.Map.add (Id.of_string "F") f lfun in
let ist = { (Tacinterp.default_ist ()) with Tacinterp.lfun = lfun; } in
- Tacinterp.eval_tactic_ist ist
- (ltac_letin ("F", Tacexp f) (ltac_lcall "F" args))
+ Tacinterp.eval_tactic_ist ist (ltac_lcall "F" args)
let ltac_record flds =
TacFun([Some(Id.of_string"proj")], ltac_lcall "proj" flds)
@@ -774,7 +771,7 @@ let ltac_ring_structure e =
[req;sth;ext;morph;th;cst_tac;pow_tac;
lemma1;lemma2;pretac;posttac]
-let ring_lookup (f:glob_tactic_expr) lH rl t =
+let ring_lookup (f : Value.t) lH rl t =
Proofview.Goal.enter { enter = begin fun gl ->
let sigma = Tacmach.New.project gl in
let env = Proofview.Goal.env gl in
@@ -1046,7 +1043,7 @@ let ltac_field_structure e =
[req;cst_tac;pow_tac;field_ok;field_simpl_ok;field_simpl_eq_ok;
field_simpl_eq_in_ok;cond_ok;pretac;posttac]
-let field_lookup (f:glob_tactic_expr) lH rl t =
+let field_lookup (f : Value.t) lH rl t =
Proofview.Goal.enter { enter = begin fun gl ->
let sigma = Tacmach.New.project gl in
let env = Proofview.Goal.env gl in
diff --git a/plugins/setoid_ring/newring.mli b/plugins/setoid_ring/newring.mli
index 4bd3383d65..07a1ae833b 100644
--- a/plugins/setoid_ring/newring.mli
+++ b/plugins/setoid_ring/newring.mli
@@ -45,7 +45,7 @@ val ic : constr_expr -> Evd.evar_map * constr
val from_name : ring_info Spmap.t ref
val ring_lookup :
- glob_tactic_expr ->
+ Genarg.Val.t ->
constr list ->
constr list -> constr -> unit Proofview.tactic
@@ -73,6 +73,6 @@ val add_field_theory :
val field_from_name : field_info Spmap.t ref
val field_lookup :
- glob_tactic_expr ->
+ Genarg.Val.t ->
constr list ->
constr list -> constr -> unit Proofview.tactic