X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Flambda-delta%2Fdual_rg%2FdrgAut.ml;h=bf42cc2abaab83252857ffc32b9c0e4eaa857f50;hb=f7bb626faf6b9d89c0ee5ac48b1d97c69d189f8a;hp=b6d8b166c472a6f8f7f3f2194f0da8fd3db202d2;hpb=cd798346d31b14b8947e5801b87dc4f363607862;p=helm.git

diff --git a/helm/software/lambda-delta/dual_rg/drgAut.ml b/helm/software/lambda-delta/dual_rg/drgAut.ml
index b6d8b166c..bf42cc2ab 100644
--- a/helm/software/lambda-delta/dual_rg/drgAut.ml
+++ b/helm/software/lambda-delta/dual_rg/drgAut.ml
@@ -25,14 +25,14 @@ type environment = context H.t
 
 type context_node = qid option (* context node: None = root *)
 
-type 'a status = {
+type status = {
    henv: environment;        (* optimized global environment *)
    path: D.id list;          (* current section path *) 
    hcnt: environment;        (* optimized context *)   
    node: context_node;       (* current context node *)
    nodes: context_node list; (* context node list *)
    line: int;                (* line number *)
-   mk_uri:'a Y.uri_generator (* uri generator *) 
+   mk_uri:Y.uri_generator    (* uri generator *) 
 }
 
 type resolver = Local of int
@@ -53,9 +53,9 @@ let add_abst (a, ws) id w =
    Y.Name (id, true) :: a, w :: ws 
 
 let lenv_of_cnt (a, ws) = 
-   D.push C.start D.empty_lenv a (D.Abst ws)
+   D.push_bind C.start D.empty_lenv a (D.Abst ws)
 
-let mk_lref f i j k = f (D.LRef ([Y.Apix k], i, j))
+let mk_lref f i j k = f (D.TLRef ([Y.Apix k], i, j))
 
 let id_of_name (id, _, _) = id
 
@@ -63,7 +63,7 @@ let mk_qid f st id path =
    let str = String.concat "/" path in
    let str = Filename.concat str id in 
    let f str = f (U.uri_of_string str, id, path) in
-   st.mk_uri f str
+   f (st.mk_uri str)
    
 let uri_of_qid (uri, _, _) = uri
 
@@ -89,10 +89,11 @@ let relax_opt_qid f st = function
 
 let resolve_gref err f st qid =
    try let cnt = H.find st.henv (uri_of_qid qid) in f qid cnt
-   with Not_found -> err () 
+   with Not_found -> err qid 
 
 let resolve_gref_relaxed f st qid =
-   let rec err () = relax_qid (resolve_gref err f st) st qid in
+(* this is not tail recursive *)   
+   let rec err qid = relax_qid (resolve_gref err f st) st qid in
    resolve_gref err f st qid
 
 let get_cnt err f st = function
@@ -102,34 +103,40 @@ let get_cnt err f st = function
       with Not_found -> err node
 
 let get_cnt_relaxed f st =
+(* this is not tail recursive *)   
    let rec err node = relax_opt_qid (get_cnt err f st) st node in
    get_cnt err f st st.node
 
+(* this is not tail recursive in the GRef branch *)
 let rec xlate_term f st lenv = function
    | A.Sort s            -> 
-      let f h = f (D.Sort ([], h)) in
+      let f h = f (D.TSort ([], h)) in
       if s then f 0 else f 1
    | A.Appl (v, t)       ->
-      let f vv tt = f (D.Appl ([], [vv], tt)) in
+      let f vv tt = f (D.TAppl ([], [vv], tt)) in
       let f vv = xlate_term (f vv) st lenv t in
       xlate_term f st lenv v
    | A.Abst (name, w, t) ->
       let f ww = 
          let a, b = [Y.Name (name, true)], (D.Abst [ww]) in
-	 let f tt = f (D.Bind (a, b, tt)) in
+	 let f tt = f (D.TBind (a, b, tt)) in
          let f lenv = xlate_term f st lenv t in
-	 D.push f lenv a b
+	 D.push_bind f lenv a b
       in
       xlate_term f st lenv w
    | A.GRef (name, args) ->
       let g qid (a, _) =
+         let gref = D.TGRef ([], uri_of_qid qid) in
 	 let map1 f = xlate_term f st lenv in	    
 	 let map2 f = function
 	    | Y.Name (id, _) -> D.resolve_lref Cps.err (mk_lref f) id lenv
 	    | _              -> assert false
 	 in
          let f tail = 
-	    let f args = f (D.Appl ([], args, D.GRef ([], uri_of_qid qid))) in
+	    let f = function
+	       | []   -> f gref
+	       | args -> f (D.TAppl ([], args, gref))
+	    in
             let f a = C.list_rev_map_append f map2 a ~tail in
 	    C.list_sub_strict f a args
 	 in   
@@ -173,7 +180,7 @@ let xlate_entity err f st = function
 	 let f qid = 
             let f ww =
 	       H.add st.henv (uri_of_qid qid) cnt;            
-	       let b = Y.Abst (D.Bind (a, D.Abst ws, ww)) in
+	       let b = Y.Abst (D.TBind (a, D.Abst ws, ww)) in
 	       let entity = [Y.Mark st.line], uri_of_qid qid, b in
 	       f {st with line = succ st.line} entity
 	    in
@@ -189,7 +196,7 @@ let xlate_entity err f st = function
          let f qid = 
             let f ww vv = 
 	       H.add st.henv (uri_of_qid qid) cnt;
-               let b = Y.Abbr (D.Bind (a, D.Abst ws, D.Cast ([], ww, vv))) in
+               let b = Y.Abbr (D.TBind (a, D.Abst ws, D.TCast ([], ww, vv))) in
 	       let a =
 	          if trans then [Y.Mark st.line] else [Y.Mark st.line; Y.Priv]
 	       in