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-rw-r--r--tactics/tacintern.ml2
-rw-r--r--tactics/tacinterp.ml2
-rw-r--r--tactics/tacsubst.ml2
-rw-r--r--tactics/tacticals.ml2
-rw-r--r--tactics/tacticals.mli1
5 files changed, 9 insertions, 0 deletions
diff --git a/tactics/tacintern.ml b/tactics/tacintern.ml
index ddabb5d08..2f41ff2ae 100644
--- a/tactics/tacintern.ml
+++ b/tactics/tacintern.ml
@@ -689,6 +689,8 @@ and intern_tactic_seq onlytac ist = function
ist.ltacvars, TacTimeout (intern_or_var ist n,intern_tactic onlytac ist tac)
| TacOr (tac1,tac2) ->
ist.ltacvars, TacOr (intern_pure_tactic ist tac1,intern_pure_tactic ist tac2)
+ | TacOnce tac ->
+ ist.ltacvars, TacOnce (intern_pure_tactic ist tac)
| TacOrelse (tac1,tac2) ->
ist.ltacvars, TacOrelse (intern_pure_tactic ist tac1,intern_pure_tactic ist tac2)
| TacFirst l -> ist.ltacvars, TacFirst (List.map (intern_pure_tactic ist) l)
diff --git a/tactics/tacinterp.ml b/tactics/tacinterp.ml
index 2bf3c8e06..34ea3dc87 100644
--- a/tactics/tacinterp.ml
+++ b/tactics/tacinterp.ml
@@ -1139,6 +1139,8 @@ and eval_tactic ist = function
| TacRepeat tac -> Tacticals.New.tclREPEAT (interp_tactic ist tac)
| TacOr (tac1,tac2) ->
Tacticals.New.tclOR (interp_tactic ist tac1) (interp_tactic ist tac2)
+ | TacOnce tac ->
+ Tacticals.New.tclONCE (interp_tactic ist tac)
| TacOrelse (tac1,tac2) ->
Tacticals.New.tclORELSE (interp_tactic ist tac1) (interp_tactic ist tac2)
| TacFirst l -> Tacticals.New.tclFIRST (List.map (interp_tactic ist) l)
diff --git a/tactics/tacsubst.ml b/tactics/tacsubst.ml
index ba37c1019..44327abef 100644
--- a/tactics/tacsubst.ml
+++ b/tactics/tacsubst.ml
@@ -249,6 +249,8 @@ and subst_tactic subst (t:glob_tactic_expr) = match t with
| TacRepeat tac -> TacRepeat (subst_tactic subst tac)
| TacOr (tac1,tac2) ->
TacOr (subst_tactic subst tac1,subst_tactic subst tac2)
+ | TacOnce tac ->
+ TacOnce (subst_tactic subst tac)
| TacOrelse (tac1,tac2) ->
TacOrelse (subst_tactic subst tac1,subst_tactic subst tac2)
| TacFirst l -> TacFirst (List.map (subst_tactic subst) l)
diff --git a/tactics/tacticals.ml b/tactics/tacticals.ml
index 574e4c9a9..2131dc480 100644
--- a/tactics/tacticals.ml
+++ b/tactics/tacticals.ml
@@ -398,6 +398,8 @@ module New = struct
end
end
+ let tclONCE = Proofview.tclONCE
+
let tclORELSE0 t1 t2 =
tclINDEPENDENT begin
tclORELSE
diff --git a/tactics/tacticals.mli b/tactics/tacticals.mli
index f7ba178a3..722cb8b13 100644
--- a/tactics/tacticals.mli
+++ b/tactics/tacticals.mli
@@ -184,6 +184,7 @@ module New : sig
THIS MODULE. *)
val tclFAIL : int -> Pp.std_ppcmds -> 'a tactic
val tclOR : unit tactic -> unit tactic -> unit tactic
+ val tclONCE : unit tactic -> unit tactic
val tclORELSE0 : unit tactic -> unit tactic -> unit tactic
val tclORELSE : unit tactic -> unit tactic -> unit tactic