X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fcomponents%2Fng_paramodulation%2FnCicBlob.ml;h=be5158452065511f0169d3c9f7b2b38b36e9ba82;hb=578ba04e1a0812f538729fbc02ea38d2cfd0ed3e;hp=fb9ee62457b2c2e20257ac08368ac4f09fffa6f1;hpb=2c01ff6094173915e7023076ea48b5804dca7778;p=helm.git

diff --git a/matita/components/ng_paramodulation/nCicBlob.ml b/matita/components/ng_paramodulation/nCicBlob.ml
index fb9ee6245..be5158452 100644
--- a/matita/components/ng_paramodulation/nCicBlob.ml
+++ b/matita/components/ng_paramodulation/nCicBlob.ml
@@ -14,8 +14,8 @@
 let eqPref = ref (fun _ -> assert false);;
 let set_eqP t = eqPref := fun _ -> t;;
 
-let default_eqP() = 
-  let uri = NUri.uri_of_string "cic:/matita/ng/Plogic/equality/eq.ind" in
+let default_eqP() =
+  let uri = NUri.uri_of_string "cic:/matita/basics/logic/eq.ind" in
   let ref = NReference.reference_of_spec uri (NReference.Ind(true,0,2)) in
     NCic.Const ref
 ;;
@@ -33,18 +33,6 @@ let setoid_eq =
 
 let set_default_eqP() = eqPref := default_eqP
 
-let set_reference_of_oxuri f = 
-  let eqnew = function 
-      _ -> 
-	let r = f(UriManager.uri_of_string 
-          "cic:/matita/logic/equality/eq.ind#xpointer(1/1)")
-	in
-	  NCic.Const r
-  in
-    eqPref := eqnew
-;;
-
-
 module type NCicContext =
   sig
     val metasenv : NCic.metasenv
@@ -57,19 +45,26 @@ with type t = NCic.term and type input = NCic.term = struct
 
   type t = NCic.term
 
-  let eq x y = x = y;;
-    (* NCicReduction.alpha_eq C.metasenv C.subst C.context x y;; *)
+  let eq x y =
+   (* CSC: NCicPp.status is the best I can put here *)
+   x = y ||
+   NCicReduction.alpha_eq (new NCicPp.status) C.metasenv C.subst C.context x y;;
 
   let height_of_ref = function
     | NReference.Def h -> h
     | NReference.Fix(_,_,h) -> h
     | _ -> 0
 
+external old_hash_param :
+  int -> int -> 'a -> int = "caml_hash_univ_param" "noalloc";;
+
+let old_hash = old_hash_param 10 100;;
+
   let compare_refs (NReference.Ref (u1,r1)) (NReference.Ref (u2,r2)) =
     let x = height_of_ref r2 - height_of_ref r1 in
       if x = 0 then 
-	Hashtbl.hash (NUri.string_of_uri u1,r1) - 
-	  Hashtbl.hash (NUri.string_of_uri u2,r2)
+	old_hash (NUri.string_of_uri u1,r1) - 
+	  old_hash (NUri.string_of_uri u2,r2)
       else x 
 
   let rec compare x y = 
@@ -91,8 +86,7 @@ with type t = NCic.term and type input = NCic.term = struct
   ;;
   
   let compare x y = 
-    if NCicReduction.alpha_eq [] [] [] x y  then 0 
-    (* if x = y  then 0 *)
+    if eq x y then 0
     else compare x y
   ;;
 
@@ -109,7 +103,9 @@ with type t = NCic.term and type input = NCic.term = struct
     | _ -> None
 
   let pp t = 
-    NCicPp.ppterm ~context:C.context ~metasenv:C.metasenv ~subst:C.subst t;;
+    (* CSC: NCicPp.status is the best I can put here *)
+    (new NCicPp.status)#ppterm ~context:C.context
+      ~metasenv:C.metasenv ~subst:C.subst t;;
 
   type input = NCic.term
 
@@ -130,8 +126,9 @@ with type t = NCic.term and type input = NCic.term = struct
 
   let saturate t ty = 
     let sty, _, args = 
-      NCicMetaSubst.saturate ~delta:0 C.metasenv C.subst C.context
-        ty 0
+      (* CSC: NCicPp.status is the best I can put here *)
+      NCicMetaSubst.saturate (new NCicPp.status) ~delta:0 C.metasenv C.subst
+       C.context ty 0
     in
     let proof = 
       if args = [] then Terms.Leaf t