X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Flambda-delta%2Ftoplevel%2FmetaAut.ml;h=db18ade47742dfd95b63d041bdf59a49d71d750d;hb=bee436af0c6ceb1c83259c94036df8b12f901f2d;hp=7e18bd1e5332d7a64fec80ef1004198612eb56ea;hpb=a3ebffd30c70d8c93a40d06eff578703a586f2b9;p=helm.git

diff --git a/helm/software/lambda-delta/toplevel/metaAut.ml b/helm/software/lambda-delta/toplevel/metaAut.ml
index 7e18bd1e5..db18ade47 100644
--- a/helm/software/lambda-delta/toplevel/metaAut.ml
+++ b/helm/software/lambda-delta/toplevel/metaAut.ml
@@ -28,7 +28,7 @@ type status = {
    node: context_node;       (* current context node *)
    nodes: context_node list; (* context node list *)
    line: int;                (* line number *)
-   explicit: bool            (* need explicit context root? *)
+   cover: string             (* initial segment of URI hierarchy *) 
 }
 
 type resolver = Local of int
@@ -38,22 +38,23 @@ let hsize = 7000 (* hash tables initial size *)
 
 (* Internal functions *******************************************************)
 
-let initial_status size = {
-   path = []; node = None; nodes = []; line = 1; explicit = true;
+let initial_status size cover = {
+   path = []; node = None; nodes = []; line = 1; cover = cover;
    henv = H.create size; hcnt = H.create size
 }
 
 let id_of_name (id, _, _) = id
 
-let mk_qid id path =
-   let str = String.concat "/" path in
-   let str = Filename.concat str id in
-   U.uri_of_string ("ld:/" ^ str), id, path
+let mk_qid st id path =
+   let uripath = if st.cover = "" then path else st.cover :: path in
+   let str = String.concat "/" uripath in
+   let str = Filename.concat str id in 
+   U.uri_of_string ("ld:/" ^ str ^ ".ld"), id, path
 
 let uri_of_qid (uri, _, _) = uri
 
 let complete_qid f st (id, is_local, qs) =
-   let f qs = f (mk_qid id qs) in
+   let f qs = f (mk_qid st id qs) in
    let f path = Cps.list_rev_append f path ~tail:qs in
    let rec skip f = function
       | phd :: ptl, qshd :: _ when phd = qshd -> f ptl
@@ -62,17 +63,17 @@ let complete_qid f st (id, is_local, qs) =
    in
    if is_local then f st.path else skip f (st.path, qs)
 
-let relax_qid f (_, id, path) =
-   let f path = f (mk_qid id path) in
+let relax_qid f st (_, id, path) =
+   let f path = f (mk_qid st id path) in
    let f = function
       | _ :: tl -> Cps.list_rev f tl
       | []      -> assert false
    in
    Cps.list_rev f path
 
-let relax_opt_qid f = function
+let relax_opt_qid f st = function
    | None     -> f None
-   | Some qid -> let f qid = f (Some qid) in relax_qid f qid
+   | Some qid -> let f qid = f (Some qid) in relax_qid f st qid
 
 let resolve_lref f st l lenv id =
    let rec aux f i = function
@@ -95,7 +96,7 @@ let resolve_gref f st qid =
 
 let resolve_gref_relaxed f st qid =
    let rec g qid = function
-      | None      -> relax_qid (resolve_gref g st) qid
+      | None      -> relax_qid (resolve_gref g st) st qid
       | Some args -> f qid args
    in
    resolve_gref g st qid
@@ -109,7 +110,7 @@ let get_pars f st = function
 let get_pars_relaxed f st =
    let rec g pars = function
       | None      -> f pars 
-      | Some node -> relax_opt_qid (get_pars g st) node
+      | Some node -> relax_opt_qid (get_pars g st) st node
    in
    get_pars g st st.node
 
@@ -144,8 +145,8 @@ let rec xlate_term f st lenv = function
       in
       resolve_lref f st l lenv (id_of_name name)
 
-let xlate_item f st = function
-   | A.Section (Some name)     ->
+let xlate_entity f st = function
+   | A.Section (Some (_, name))     ->
       f {st with path = name :: st.path; nodes = st.node :: st.nodes} None
    | A.Section None            ->
       begin match st.path, st.nodes with
@@ -200,6 +201,7 @@ let xlate_item f st = function
 
 (* Interface functions ******************************************************)
 
-let initial_status = initial_status hsize
+let initial_status ?(cover="") () =
+   initial_status hsize cover
 
-let meta_of_aut = xlate_item
+let meta_of_aut = xlate_entity