nouvelles tactiques pour appeler des procedures de decision du premier ordre

git-svn-id: svn+ssh://scm.gforge.inria.fr/svn/coq/trunk@6841 85f007b7-540e-0410-9357-904b9bb8a0f7

4 files changed, 72 insertions, 0 deletions

diff --git a/contrib/dp/dp.ml b/contrib/dp/dp.ml
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index 0000000000..b60a27e631
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+++ b/contrib/dp/dp.ml
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+
+open Util
+open Pp
+open Term
+open Tacmach
+open Fol
+
+let simplify gl =
+  let concl = pf_concl gl in
+  if not (is_Prop (pf_type_of gl concl)) then error "not a proposition";
+  msgnl (str "nb of hyps = " ++ int (List.length (pf_hyps gl)));
+  pp_flush ();
+  error "not yet implemented"
diff --git a/contrib/dp/dp.mli b/contrib/dp/dp.mli
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index 0000000000..da32e50662
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+++ b/contrib/dp/dp.mli
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+
+open Proof_type
+
+val simplify : tactic
diff --git a/contrib/dp/fol.mli b/contrib/dp/fol.mli
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+++ b/contrib/dp/fol.mli
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+
+type typ =   Base of string
+	   | Arrow of typ * typ
+	   | Tuple of typ list
+
+type term =   Cst of int
+	    | Db of int
+            | Tvar of string
+            | Plus of term * term
+	    | Moins of term * term
+	    | Mult of term * term
+	    | Div of term * term
+	    | App of string * (term list)
+and
+     atom =   Eq of term * term
+	    | Le of term * term
+	    | Lt of term * term
+	    | Ge of term * term
+	    | Gt of term * term
+            | Pred of string * (term list)
+and
+     form =   Fatom of atom
+            | Fvar of string
+	    | Imp of form * form
+	    | And of form * form
+	    | Or of form * form
+	    | Not of form
+	    | Forall of form
+	    | Exists of form
+
+type decl =
+  | Assert of form
+(*  | ...*)
+
+type query = decl list * form
+
+
diff --git a/contrib/dp/g_dp.ml4 b/contrib/dp/g_dp.ml4
new file mode 100644
index 0000000000..607b4d9cc0
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+++ b/contrib/dp/g_dp.ml4
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+(************************************************************************)
+(*  v      *   The Coq Proof Assistant  /  The Coq Development Team     *)
+(* <O___,, * CNRS-Ecole Polytechnique-INRIA Futurs-Universite Paris Sud *)
+(*   \VV/  **************************************************************)
+(*    //   *      This file is distributed under the terms of the       *)
+(*         *       GNU Lesser General Public License Version 2.1        *)
+(************************************************************************)
+
+(*i camlp4deps: "parsing/grammar.cma" i*)
+
+(* $Id$ *)
+
+open Dp
+
+TACTIC EXTEND Simplify
+  [ "simplify" ] -> [ simplify ]
+END
+