From: Enrico Tassi <enrico.tassi@inria.fr>
Date: Mon, 5 May 2008 16:42:12 +0000 (+0000)
Subject: added mk_cofix
X-Git-Tag: make_still_working~5250
X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=54b8cadfb5884357cc3f9df1359512624f5a9191;p=helm.git

added mk_cofix
---

diff --git a/helm/software/components/ng_kernel/nReference.ml b/helm/software/components/ng_kernel/nReference.ml
index 5da330541..edb69c7bf 100644
--- a/helm/software/components/ng_kernel/nReference.ml
+++ b/helm/software/components/ng_kernel/nReference.ml
@@ -125,6 +125,12 @@ let mk_fix i j = function
   | _ -> 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 (max_int,u,indinfo)))
diff --git a/helm/software/components/ng_kernel/nReference.mli b/helm/software/components/ng_kernel/nReference.mli
index 752853608..1ed27e94d 100644
--- a/helm/software/components/ng_kernel/nReference.mli
+++ b/helm/software/components/ng_kernel/nReference.mli
@@ -29,6 +29,7 @@ val string_of_reference: reference -> string
 (* given the reference of an inductive type, returns the i-th contructor *)
 val mk_constructor: int -> reference -> reference
 val mk_fix: int -> int -> reference -> reference
+val mk_cofix: int -> reference -> reference
 
 
 (* CACCA *)