1 files changed, 28 insertions, 0 deletions
diff --git a/plugins/ltac/tacarg.ml b/plugins/ltac/tacarg.ml
new file mode 100644
index 00000000..6eb482b1
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+++ b/plugins/ltac/tacarg.ml
@@ -0,0 +1,28 @@
+(************************************************************************)
+(*         *   The Coq Proof Assistant / The Coq Development Team       *)
+(*  v      *   INRIA, CNRS and contributors - Copyright 1999-2018       *)
+(* <O___,, *       (see CREDITS file for the list of authors)           *)
+(*   \VV/  **************************************************************)
+(*    //   *    This file is distributed under the terms of the         *)
+(*         *     GNU Lesser General Public License Version 2.1          *)
+(*         *     (see LICENSE file for the text of the license)         *)
+(************************************************************************)
+
+(** Generic arguments based on Ltac. *)
+
+open Genarg
+open Geninterp
+open Tacexpr
+
+let make0 ?dyn name =
+  let wit = Genarg.make0 name in
+  let () = Geninterp.register_val0 wit dyn in
+  wit
+
+let wit_tactic : (raw_tactic_expr, glob_tactic_expr, Val.t) genarg_type =
+  make0 "tactic"
+
+let wit_ltac = make0 ~dyn:(val_tag (topwit Stdarg.wit_unit)) "ltac"
+
+let wit_destruction_arg =
+  make0 "destruction_arg"