X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fcomponents%2Fng_paramodulation%2FnCicParamod.ml;h=16ae66e5da45f76259420625ebd2311247899987;hb=50a9ed8c6207145fccf59e6a5dbbff935cd2c6d7;hp=b3ab4d5047194c236b362460439cfbc79e21ad41;hpb=1cdd34d7c286ab22d942e2dd1b1420e1c1caeff6;p=helm.git

diff --git a/helm/software/components/ng_paramodulation/nCicParamod.ml b/helm/software/components/ng_paramodulation/nCicParamod.ml
index b3ab4d504..16ae66e5d 100644
--- a/helm/software/components/ng_paramodulation/nCicParamod.ml
+++ b/helm/software/components/ng_paramodulation/nCicParamod.ml
@@ -25,14 +25,14 @@ module B(C : NCicBlob.NCicContext): Orderings.Blob
 
 module NCicParamod(C : NCicBlob.NCicContext) = Paramod.Paramod(B(C))
 
-let readback rdb metasenv subst context (bag,i,fo_subst,l) =
+let readback ?(demod=false) rdb metasenv subst context (bag,i,fo_subst,l) =
 (*
   List.iter (fun x ->
      print_endline (Pp.pp_unit_clause ~margin:max_int
      (fst(Terms.M.find x bag)))) l; 
 *)
   (* let stamp = Unix.gettimeofday () in *)
-  let proofterm,prooftype = NCicProof.mk_proof bag i fo_subst l in
+  let proofterm,prooftype = NCicProof.mk_proof ~demod bag i fo_subst l in
   (* debug (lazy (Printf.sprintf "Got proof term in %fs"
 		     (Unix.gettimeofday() -. stamp))); *)
 (*
@@ -107,18 +107,33 @@ let forward_infer_step s t ty =
   let bag,clause = P.mk_passive bag (t,ty) in
     if Terms.is_eq_clause clause then
       P.forward_infer_step (P.replace_bag s bag) clause 0
-    else (prerr_endline "not eq"; s)
+    else (debug (lazy "not eq"); s)
 ;;
 
 let index_obj s uri =
   let obj = NCicEnvironment.get_checked_obj uri in
+  debug (lazy ("indexing : " ^ (NUri.string_of_uri uri)));
+  debug (lazy ("no : " ^ (string_of_int (fst (Obj.magic uri)))));
   match obj with
+    | (_,_,[],[],NCic.Constant(_,_,None,ty,_)) ->
+        let nref = NReference.reference_of_spec uri NReference.Decl in
+	forward_infer_step s (NCic.Const nref) ty
     | (_,d,[],[],NCic.Constant(_,_,Some(_),ty,_)) ->
         let nref = NReference.reference_of_spec uri (NReference.Def d) in
 	forward_infer_step s (NCic.Const nref) ty
     | _ -> s
 ;;
 
+let demod rdb metasenv subst context s goal =
+  (* let stamp = Unix.gettimeofday () in *)
+  match P.demod s goal with
+    | P.Error _ | P.GaveUp | P.Timeout _ -> []
+    | P.Unsatisfiable solutions -> 
+      (* print (lazy (Printf.sprintf "Got solutions in %fs"
+		     (Unix.gettimeofday() -. stamp))); *)
+      List.map (readback ~demod:true rdb metasenv subst context) solutions
+;;
+
 let paramod rdb metasenv subst context s goal =
   (* let stamp = Unix.gettimeofday () in *)
   match P.nparamod ~useage:true ~max_steps:max_int