open MatitaTypes
+let alias_diff ~from status =
+ let module Map = DisambiguateTypes.Environment in
+ Map.fold_flatten
+ (fun domain_item codomain_item acc ->
+ if not (Map.mem domain_item from.aliases) then
+ Map.cons domain_item codomain_item acc
+ else
+ begin
+ try
+ let codomain1 = Map.find domain_item from.aliases in
+ let codomain2 = Map.find domain_item status.aliases in
+ List.fold_right
+ (fun item env ->
+ let dsc = fst item in
+ if not (List.exists (fun (dsc', _) -> dsc'=dsc) codomain1) then
+ Map.cons domain_item codomain_item env
+ else
+ env)
+ codomain2 acc
+ with Not_found -> acc
+ end)
+ status.aliases Map.empty
+
+let set_proof_aliases status aliases =
+ let new_status = { status with aliases = aliases } in
+ let diff = alias_diff ~from:status new_status in
+ let textual_diff =
+ if DisambiguateTypes.Environment.is_empty diff then
+ ""
+ else
+ DisambiguatePp.pp_environment diff ^ "\n" in
+ let moo_content_rev = textual_diff :: status.moo_content_rev in
+ {new_status with moo_content_rev = moo_content_rev}
+
+(** given a uri and a type list (the contructors types) builds a list of pairs
+ * (name,uri) that is used to generate authomatic aliases **)
+let extract_alias types uri =
+ fst(List.fold_left (
+ fun (acc,i) (name, _, _, cl) ->
+ (name, UriManager.string_of_uri (UriManager.uri_of_uriref uri i None))
+ ::
+ (fst(List.fold_left (
+ fun (acc,j) (name,_) ->
+ (((name,UriManager.string_of_uri (UriManager.uri_of_uriref uri i
+ (Some j))) :: acc) , j+1)
+ ) (acc,1) cl)),i+1
+ ) ([],0) types)
+
+let env_of_list l env =
+ let l' = List.map (fun (name,suri) -> name,suri,CicUtil.term_of_uri (UriManager.uri_of_string suri)) l in
+ DisambiguateTypes.env_of_list l' env
+
+let add_aliases_for_inductive_def status types suri =
+ let uri = UriManager.uri_of_string suri in
+ let aliases = env_of_list (extract_alias types uri) status.aliases in
+ set_proof_aliases status aliases
+
+let add_alias_for_constant status suri =
+ let uri = UriManager.uri_of_string suri in
+ let name = UriManager.name_of_uri uri in
+ let new_env = env_of_list [(name,suri)] status.aliases in
+ set_proof_aliases status new_env
+
+let add_aliases_for_object status suri =
+ function
+ Cic.InductiveDefinition (types,_,_,_) ->
+ add_aliases_for_inductive_def status types suri
+ | Cic.Constant _ -> add_alias_for_constant status suri
+ | Cic.Variable _
+ | Cic.CurrentProof _ -> assert false
+
let paths_and_uris_of_obj uri status =
- let basedir = get_string_option status "basedir" in
+ let basedir = get_string_option status "basedir" ^ "/xml" in
let innertypesuri = UriManager.innertypesuri_of_uri uri in
let bodyuri = UriManager.bodyuri_of_uri uri in
let innertypesfilename = Str.replace_first (Str.regexp "^cic:") ""
(List.map Filename.dirname [innertypespath; xmlpath]);
(* now write to disk *)
ensure_path_exists innertypespath;
- Xml.pp ~gzip:true xmlinnertypes (Some innertypespath) ;
+ Xml.pp ~gzip:true xmlinnertypes (Some innertypespath);
ensure_path_exists xmlpath;
Xml.pp ~gzip:true xml (Some xmlpath) ;
- (* now register to the getter *)
- Http_getter.register' innertypesuri (path_scheme_of innertypespath);
- Http_getter.register' uri (path_scheme_of xmlpath);
(* we return a list of uri,path we registered/created *)
(uri,xmlpath) :: (innertypesuri,innertypespath) ::
(* now the optional body, both write and register *)
None,None -> []
| Some bodyxml,Some bodyuri->
ensure_path_exists xmlbodypath;
- Xml.pp ~gzip:true bodyxml (Some xmlbodypath) ;
- Http_getter.register' bodyuri (path_scheme_of xmlbodypath);
- [bodyuri,xmlbodypath]
+ Xml.pp ~gzip:true bodyxml (Some xmlbodypath);
+ [bodyuri, xmlbodypath]
| _-> assert false)
-let unregister_if_some = function
- | Some u -> Http_getter.unregister' u | None -> ()
-
-let remove_object_from_disk uri path =
- Sys.remove path;
- Http_getter.unregister' uri
-
-let add_constant ~uri ?body ~ty ~ugraph ?(params = []) ?(attrs = []) status =
+let add_obj uri obj status =
let dbd = MatitaDb.instance () in
let suri = UriManager.string_of_uri uri in
if CicEnvironment.in_library uri then
- command_error (sprintf "%s constant already defined" suri)
+ command_error (sprintf "%s already defined" suri)
else begin
- let name = UriManager.name_of_uri uri in
- let obj = Cic.Constant (name, body, ty, params, attrs) in
- let ugraph = CicUnivUtils.clean_and_fill uri obj ugraph in
- CicEnvironment.add_type_checked_term uri (obj, ugraph);
- MetadataDb.index_obj ~dbd ~uri; (* must be in the env *)
- let new_stuff = save_object_to_disk status uri obj in
- MatitaLog.message (sprintf "%s constant defined" suri);
- { status with objects = new_stuff @ status.objects }
- end
-
-let split_obj = function
- | Cic.Constant (name, body, ty, _, attrs)
- | Cic.Variable (name, body, ty, _, attrs) -> (name, body, ty, attrs)
- | _ -> assert false
-
-let add_inductive_def
- ~uri ~types ?(params = []) ?(leftno = 0) ?(attrs = []) ~ugraph status
-=
- let dbd = MatitaDb.instance () in
- let suri = UriManager.string_of_uri uri in
- if CicEnvironment.in_library uri then
- command_error (sprintf "%s inductive type already defined" suri)
- else begin
- let name = UriManager.name_of_uri uri in
- let obj = Cic.InductiveDefinition (types, params, leftno, attrs) in
- let ugraph = CicUnivUtils.clean_and_fill uri obj ugraph in
- CicEnvironment.put_inductive_definition uri (obj, ugraph);
- MetadataDb.index_obj ~dbd ~uri; (* must be in the env *)
- let new_stuff = save_object_to_disk status uri obj in
- MatitaLog.message (sprintf "%s inductive type defined" suri);
- let status = { status with objects = new_stuff @ status.objects } in
- let elim sort status =
+ CicTypeChecker.typecheck_obj uri obj; (* 1 *)
+ try
+ MetadataDb.index_obj ~dbd ~uri; (* 2 must be in the env *)
try
- let obj = CicElim.elim_of ~sort uri 0 in
- let (name, body, ty, attrs) = split_obj obj in
- let suri = MatitaMisc.qualify status name ^ ".con" in
- let uri = UriManager.uri_of_string suri in
- (* TODO Zack: make CicElim returns a universe *)
- let ugraph = CicUniv.empty_ugraph in
- add_constant ~uri ?body ~ty ~attrs ~ugraph status;
- with CicElim.Can_t_eliminate -> status
- in
- List.fold_left
- (fun status sort -> elim sort status)
- status
- [ Cic.Prop; Cic.Set; (Cic.Type (CicUniv.fresh ())) ];
+ let new_stuff = save_object_to_disk status uri obj in (* 3 *)
+ try
+ MatitaLog.message (sprintf "%s defined" suri);
+ let status = add_aliases_for_object status suri obj in
+ { status with objects = new_stuff @ status.objects;
+ proof_status = No_proof }
+ with exc ->
+ List.iter MatitaMisc.safe_remove (List.map snd new_stuff); (* -3 *)
+ raise exc
+ with exc ->
+ ignore(MatitaDb.remove_uri uri); (* -2 *)
+ raise exc
+ with exc ->
+ CicEnvironment.remove_obj uri; (* -1 *)
+ raise exc
end
-
+
module OrderedUri =
struct
type t = UriManager.uri * string
let compare (u1, _) (u2, _) = UriManager.compare u1 u2
end
+module OrderedId =
+struct
+ type t = CicNotation.notation_id
+ let compare = Pervasives.compare
+end
+
module UriSet = Set.Make (OrderedUri)
+module IdSet = Set.Make (OrderedId)
-(* returns the uri of objects that were added in the meanwhile...
- * status1 ----> status2
- * assumption: objects defined in status2 are a superset of those defined in
- * status1
- *)
-let delta_status status1 status2 =
+ (** @return l2 \ l1 *)
+let uri_list_diff l2 l1 =
let module S = UriSet in
- let diff l1 l2 =
- let s1 = List.fold_left (fun set uri -> S.add uri set) S.empty l1 in
- let s2 = List.fold_left (fun set uri -> S.add uri set) S.empty l2 in
- let diff = S.diff s2 s1 in
- S.fold (fun uri uris -> uri :: uris) diff []
- in
- diff status1.objects status2.objects
+ let s1 = List.fold_left (fun set uri -> S.add uri set) S.empty l1 in
+ let s2 = List.fold_left (fun set uri -> S.add uri set) S.empty l2 in
+ let diff = S.diff s2 s1 in
+ S.fold (fun uri uris -> uri :: uris) diff []
+
+ (** @return l2 \ l1 *)
+let id_list_diff l2 l1 =
+ let module S = IdSet in
+ let s1 = List.fold_left (fun set uri -> S.add uri set) S.empty l1 in
+ let s2 = List.fold_left (fun set uri -> S.add uri set) S.empty l2 in
+ let diff = S.diff s2 s1 in
+ S.fold (fun uri uris -> uri :: uris) diff []
let remove_coercion uri =
CoercDb.remove_coercion (fun (_,_,u) -> UriManager.eq u uri)
let time_travel ~present ~past =
- let list_of_objs_to_remove = List.rev (delta_status past present) in
- (* List.rev is just for the debugging code, which otherwise may list both
- * something.ind and something.ind#xpointer ... (ask Enrico :-) *)
+ let objs_to_remove = uri_list_diff present.objects past.objects in
+ let notation_to_remove =
+ id_list_diff present.notation_ids past.notation_ids
+ in
let debug_list = ref [] in
- List.iter (fun (uri,p) ->
- remove_object_from_disk uri p;
- remove_coercion uri;
- (try
- CicEnvironment.remove_obj uri
- with CicEnvironment.Object_not_found _ ->
- MatitaLog.debug
- (sprintf "time_travel removes from cache %s that is not in"
- (UriManager.string_of_uri uri)));
- let l = MatitaDb.remove_uri uri in
- debug_list := UriManager.string_of_uri uri :: !debug_list @ l)
- list_of_objs_to_remove;
-
+ List.iter
+ (fun (uri,p) ->
+ MatitaMisc.safe_remove p;
+ remove_coercion uri;
+ (try
+ CicEnvironment.remove_obj uri
+ with CicEnvironment.Object_not_found _ ->
+ MatitaLog.debug
+ (sprintf "time_travel removes from cache %s that is not in"
+ (UriManager.string_of_uri uri)));
+ let l = MatitaDb.remove_uri uri in
+ debug_list := UriManager.string_of_uri uri :: !debug_list @ l)
+ objs_to_remove;
+ List.iter CicNotation.remove_notation notation_to_remove
+ (*
(* this is debug code
* idea: debug_list is the list of objects to be removed as computed from the
* db, while list_of_objs_to_remove is the same list but computer from the
List.iter MatitaLog.debug l1;
MatitaLog.debug "l2:";
List.iter MatitaLog.debug l2
+ *)
-let alias_diff ~from status =
- let module Map = DisambiguateTypes.Environment in
- Map.fold
- (fun domain_item codomain_item acc ->
- if not (Map.mem domain_item from.aliases) then
- Map.add domain_item codomain_item acc
- else
- acc)
- status.aliases Map.empty
-
+let remove ~verbose uri =
+ let derived_uris_of_uri uri =
+ UriManager.innertypesuri_of_uri uri ::
+ (match UriManager.bodyuri_of_uri uri with
+ | None -> []
+ | Some u -> [u])
+ in
+ let to_remove =
+ uri ::
+ (if UriManager.uri_is_ind uri then MatitaDb.xpointers_of_ind uri else []) @
+ derived_uris_of_uri uri
+ in
+ List.iter
+ (fun uri ->
+ (try
+ if verbose then
+ MatitaLog.debug ("Removing: " ^ UriManager.string_of_uri uri);
+ MatitaMisc.safe_remove (Http_getter.resolve' uri)
+ with Http_getter_types.Key_not_found _ -> ());
+ remove_coercion uri;
+ ignore (MatitaDb.remove_uri uri);
+ CicEnvironment.remove_obj uri)
+ to_remove