X-Git-Url: http://matita.cs.unibo.it/gitweb/?p=helm.git;a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fbin%2Froles%2FrolesUtils.ml;h=a67c8ea93cedfb492c659b2c354cd60f9851ec07;hp=aeeee5f55536dec36da30cbb1e5a02659a4623d4;hb=59fd7b5ea24e71b47aee069440f140bcccf1292a;hpb=456a157eba1428fd4ec02713e60ac2b653a0e0b0

diff --git a/matita/matita/contribs/lambdadelta/bin/roles/rolesUtils.ml b/matita/matita/contribs/lambdadelta/bin/roles/rolesUtils.ml
index aeeee5f55..a67c8ea93 100644
--- a/matita/matita/contribs/lambdadelta/bin/roles/rolesUtils.ml
+++ b/matita/matita/contribs/lambdadelta/bin/roles/rolesUtils.ml
@@ -88,6 +88,8 @@ let nobj_of_string s = {
   ET.nb = false; ET.nn = name_of_string s;
 }
 
+let key_of_nobj n = string_of_nobj n
+
 let nobj_selected n = n.ET.nb
 
 let nobj_select n =
@@ -110,6 +112,8 @@ let oobj_of_string s =
   | [ss;sn] -> {ET.ob = false; ET.os = stage_of_string ss; ET.on = name_of_string sn}
   | _       -> failwith "oobj_of_string"
 
+let key_of_oobj o = string_of_name o.ET.on
+
 let oobj_selected o = o.ET.ob
 
 let oobj_select o =
@@ -148,6 +152,8 @@ let oobj_of_robj r =
 let string_of_robj r =
   string_of_oobj (oobj_of_robj r)
 
+let key_of_robj r = key_of_oobj (oobj_of_robj r)
+
 let robj_selected r = r.ET.rb
 
 let robj_select r =
@@ -201,12 +207,12 @@ let string_of_pointer = string_of_stage
 
 let pointer_of_string = stage_of_string
 
-let list_visit before each visit after selected string_of p l =
+let list_visit before each visit after selected key_of string_of p l =
   let ptr p = string_of_pointer (List.rev p) in
   let rec aux i = function
     | []      -> ()
     | x :: tl ->
-      each (ptr (i::p)) (selected x) (string_of x);
+      each (ptr p) (ptr (i::p)) (selected x) (key_of x) (string_of x);
       visit (i::p) x;
       aux (succ i) tl
   in