From c25e86e6b4e8bb694d3c8e50f04a92cc33ad807d Mon Sep 17 00:00:00 2001
From: Pierre-Marie Pédrot
Date: Mon, 24 Jul 2017 17:41:01 +0200
Subject: Turning the ltac2 subfolder into a standalone plugin.

---
 src/tac2core.mli | 62 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 62 insertions(+)
 create mode 100644 src/tac2core.mli

(limited to 'src/tac2core.mli')

diff --git a/src/tac2core.mli b/src/tac2core.mli
new file mode 100644
index 0000000000..fc90499ac6
--- /dev/null
+++ b/src/tac2core.mli
@@ -0,0 +1,62 @@
+(************************************************************************)
+(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
+(* <O___,, *   INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2016     *)
+(*   \VV/  **************************************************************)
+(*    //   *      This file is distributed under the terms of the       *)
+(*         *       GNU Lesser General Public License Version 2.1        *)
+(************************************************************************)
+
+open Names
+open Tac2env
+open Tac2expr
+
+(** {5 Hardwired data} *)
+
+module Core :
+sig
+
+val t_list : type_constant
+val c_nil : ltac_constant
+val c_cons : ltac_constant
+
+val t_int : type_constant
+val t_option : type_constant
+val t_string : type_constant
+val t_array : type_constant
+
+end
+
+(** {5 Ltac2 FFI} *)
+
+(** These functions allow to convert back and forth between OCaml and Ltac2
+    data representation. The [to_*] functions raise an anomaly whenever the data
+    has not expected shape. *)
+
+module Value :
+sig
+
+val of_unit : unit -> valexpr
+val to_unit : valexpr -> unit
+
+val of_int : int -> valexpr
+val to_int : valexpr -> int
+
+val of_bool : bool -> valexpr
+val to_bool : valexpr -> bool
+
+val of_char : char -> valexpr
+val to_char : valexpr -> char
+
+val of_list : valexpr list -> valexpr
+val to_list : valexpr -> valexpr list
+
+val of_constr : EConstr.t -> valexpr
+val to_constr : valexpr -> EConstr.t
+
+val of_exn : Exninfo.iexn -> valexpr
+val to_exn : valexpr -> Exninfo.iexn
+
+val of_ident : Id.t -> valexpr
+val to_ident : valexpr -> Id.t
+
+end
-- 
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