X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Flambda-delta%2Fcommon%2Fhierarchy.ml;h=f8a58dc0f37bf180d4ec6c07eeb74e0ad743f910;hb=0920a5755553774f5b41d7603318ea997ecbdca5;hp=abe23e10a04e4a195bd1e6592e2747deac003818;hpb=de66af7241ad8ab71d5857d14570e4662f2488dc;p=helm.git

diff --git a/helm/software/lambda-delta/common/hierarchy.ml b/helm/software/lambda-delta/common/hierarchy.ml
index abe23e10a..f8a58dc0f 100644
--- a/helm/software/lambda-delta/common/hierarchy.ml
+++ b/helm/software/lambda-delta/common/hierarchy.ml
@@ -16,26 +16,24 @@ module C = Cps
 type graph = string * (int -> int)
 
 let sorts = 2
-let sort = H.create sorts 
-let index = ref 0
+let sort = H.create sorts
 
 (* Internal functions *******************************************************)
 
-let set_sort f (h:int) (s:string) =
-   H.add sort h s; f (succ h)
+let set_sort h s =
+   H.add sort h s; succ h
 
 (* Interface functions ******************************************************)
 
-let set_new_sorts f ss =
-   let f i = index := i; f i in   
-   C.list_fold_left f set_sort !index ss 
+let set_sorts ss i =   
+   List.fold_left set_sort i ss
 
 let get_sort err f h =
    try f (H.find sort h) with Not_found -> err ()
 
-let string_of_graph f (s, _) = f s
+let string_of_graph (s, _) = s
 
-let apply f (_, g) h = f (g h)
+let apply (_, g) h = (g h)
 
 let graph_of_string err f s =
    try