X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;ds=sidebyside;f=helm%2Fsoftware%2Fcomponents%2Fng_kernel%2FnReference.ml;h=81a08af4e6bc3037ce24ebc2dac8290c9163af23;hb=6c69642637b666508e22355a81d16d92576b1617;hp=9d9ed88a6a4098b18c446d530bade36934e8171f;hpb=05e05dd130ec57395615de286ee50c6729d226ac;p=helm.git

diff --git a/helm/software/components/ng_kernel/nReference.ml b/helm/software/components/ng_kernel/nReference.ml
index 9d9ed88a6..81a08af4e 100644
--- a/helm/software/components/ng_kernel/nReference.ml
+++ b/helm/software/components/ng_kernel/nReference.ml
@@ -30,7 +30,7 @@ type spec =
  | Def
  | Fix of int * int (* fixno, recparamno *)
  | CoFix of int
- | Ind of int
+ | Ind of bool * int (* inductive, indtyno *)
  | Con of int * int (* indtyno, constrno *)
 
 type reference = Ref of int * NUri.uri * spec
@@ -59,11 +59,9 @@ let set_of_reference = ref MapStringsToReference.empty;;
  *)
 
 let uri_suffix_of_ref_suffix = function
-    | "dec" 
-    | "def" -> "con"
-    | "ind" 
-    | "con" -> "ind"
-    | _ -> assert false
+    | "dec" | "fix" | "cfx" | "def" -> "con"
+    | "ind" | "con" -> "ind"
+    | x -> prerr_endline (x ^ " not a valid suffix"); assert false
 ;;
 
 let reference_of_string =
@@ -76,7 +74,7 @@ let reference_of_string =
     i,j
   in
   let get1 s dot =
-    let i = int_of_string (String.sub s (dot+5) (String.length s-1)) in
+    let i = int_of_string (String.sub s (dot+5) (String.length s-1-dot-5)) in
     i
   in
 fun s ->
@@ -93,7 +91,7 @@ fun s ->
         | "def" -> Ref (c (), u, Def)
         | "fix" -> let i,j = get2 s dot in Ref (c (), u, Fix (i,j))
         | "cfx" -> let i = get1 s dot in Ref (c (), u, CoFix (i))
-        | "ind" -> let i = get1 s dot in Ref (c (), u, Ind (i))
+        | "ind" -> let b,i = get2 s dot in Ref (c (), u, Ind (b=1,i))
         | "con" -> let i,j = get2 s dot in Ref (c (), u, Con (i,j))
         | _ -> raise Not_found
       with Not_found -> raise (IllFormedReference (lazy s))
@@ -111,13 +109,32 @@ let string_of_reference (Ref (_,u,indinfo)) =
   | Def -> s2 ^ ".def"
   | Fix (i,j)  -> s2 ^ ".fix(" ^ string_of_int i ^ "," ^ string_of_int j ^ ")"
   | CoFix i -> s2 ^ ".cfx(" ^ string_of_int i ^ ")"
-  | Ind i -> s2 ^ ".ind(" ^ string_of_int i ^ ")"
+  | Ind (b,i)->s2 ^".ind(" ^(if b then "1" else "0")^ "," ^ string_of_int i ^")"
   | Con (i,j) -> s2 ^ ".con(" ^ string_of_int i ^ "," ^ string_of_int j ^ ")"
 ;;
 
+let mk_constructor j = function
+  | Ref (d, u, Ind (_,i)) -> 
+      reference_of_string (string_of_reference (Ref (d, u, Con (i,j))))
+  | _ -> assert false
+;;
+
+let mk_fix i j = function
+  | Ref (d, u, Fix _) -> 
+      reference_of_string (string_of_reference (Ref (d, u, Fix (i,j))))
+  | _ -> assert false
+;;
+
+let mk_cofix i = function
+  | Ref (d, u, CoFix _) -> 
+      reference_of_string (string_of_reference (Ref (d, u, CoFix i)))
+  | _ -> assert false
+;;
+
 let reference_of_ouri u indinfo =
   let u = NUri.nuri_of_ouri u in
-  reference_of_string (string_of_reference (Ref (~-1,u,indinfo)))
+  reference_of_string (string_of_reference (Ref (max_int,u,indinfo)))
 ;;
 
 let ouri_of_reference (Ref (_,u,_)) = NUri.ouri_of_nuri u;;
+