X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fhelena%2Fsrc%2Fbasic_ag%2FbagSubstitution.ml;h=a8109c3ffbc82e9bbc6161696752ec11bfa08342;hb=dd74d1964ef07de249385a48f28302b427c0d287;hp=f8c34789208be7ab19673e302966f3d09564c60a;hpb=95872555aaa040a22ad2d93cb1278f79e20da70c;p=helm.git

diff --git a/helm/software/helena/src/basic_ag/bagSubstitution.ml b/helm/software/helena/src/basic_ag/bagSubstitution.ml
index f8c347892..a8109c3ff 100644
--- a/helm/software/helena/src/basic_ag/bagSubstitution.ml
+++ b/helm/software/helena/src/basic_ag/bagSubstitution.ml
@@ -9,35 +9,37 @@
      \ /   This software is distributed as is, NO WARRANTY.              
       V_______________________________________________________________ *)
 
-module W = Share
+module S = Share
 module Z = Bag
 
+IFDEF TYPE THEN
+
 (* Internal functions *******************************************************)
 
 let rec lref_map_bind f map b = match b with
    | Z.Abbr v ->
-      let f v' = f (W.sh1 v v' b Z.abbr) in
+      let f v' = f (S.sh1 v v' b Z.abbr) in
       lref_map f map v      
    | Z.Abst w ->
-      let f w' = f (W.sh1 w w' b Z.abst) in
+      let f w' = f (S.sh1 w w' b Z.abst) in
       lref_map f map w
    | Z.Void   -> f b
 
 and lref_map f map t = match t with
    | Z.LRef i            -> 
-      let ii = map i in f (W.sh1 i ii t Z.lref)
+      let ii = map i in f (S.sh1 i ii t Z.lref)
    | Z.GRef _            -> f t
    | Z.Sort _            -> f t
    | Z.Cast (w, u)       ->
-      let f w' u' = f (W.sh2 w w' u u' t Z.cast) in
+      let f w' u' = f (S.sh2 w w' u u' t Z.cast) in
       let f w' = lref_map (f w') map u in 
       lref_map f map w
    | Z.Appl (w, u)       ->
-      let f w' u' = f (W.sh2 w w' u u' t Z.appl) in
+      let f w' u' = f (S.sh2 w w' u u' t Z.appl) in
       let f w' = lref_map (f w') map u in 
       lref_map f map w
-   | Z.Bind (a, l, b, u) ->
-      let f b' u' = f (W.sh2 b b' u u' t (Z.bind a l)) in
+   | Z.Bind (y, l, b, u) ->
+      let f b' u' = f (S.sh2 b b' u u' t (Z.bind y l)) in
       let f b' = lref_map (f b') map u in 
       lref_map_bind f map b
 
@@ -46,3 +48,5 @@ and lref_map f map t = match t with
 let subst f new_l old_l t =
    let map i = if i = old_l then new_l else i in
    if new_l = old_l then f t else lref_map f map t
+
+END