(* *)
(******************************************************************************)
+let cleanup_tmp = true;;
+
+let trust_obj = function uri -> true;;
+
type type_checked_obj =
CheckedObj of Cic.obj (* cooked obj *)
| UncheckedObj of Cic.obj (* uncooked obj to proof-check *)
;;
-exception NoFunctionProvided;;
-
-let cook_obj = ref (fun obj uri -> raise NoFunctionProvided);;
-
-let set_cooking_function foo =
- cook_obj := foo
-;;
exception AlreadyCooked of string;;
exception CircularDependency of string;;
UriManager.uri -> get_object_to_add:(unit -> Cic.obj) -> Cic.obj
val unchecked_to_frozen : UriManager.uri -> unit
val frozen_to_cooked :
- uri:UriManager.uri ->
- cooking_procedure:
- (object_to_cook:Cic.obj ->
- add_cooked:(UriManager.uri * int-> Cic.obj -> unit)
- -> unit
- )
- -> unit
- val find_cooked : key:(UriManager.uri * int) -> Cic.obj
+ uri:UriManager.uri -> unit
+ val find_cooked : key:UriManager.uri -> Cic.obj
+ val add_cooked : key:UriManager.uri -> Cic.obj -> unit
end
=
struct
module CacheOfCookedObjects :
sig
- val mem : UriManager.uri -> int -> bool
- val find : UriManager.uri -> int -> Cic.obj
- val add : UriManager.uri -> int -> Cic.obj -> unit
+ val mem : UriManager.uri -> bool
+ val find : UriManager.uri -> Cic.obj
+ val add : UriManager.uri -> Cic.obj -> unit
end
=
struct
;;
module HT = Hashtbl.Make(HashedType);;
let hashtable = HT.create 1009;;
- let mem uri cookingsno =
+ let mem uri =
try
- let cooked_list =
- HT.find hashtable uri
- in
- List.mem_assq cookingsno !cooked_list
+ HT.mem hashtable uri
with
Not_found -> false
;;
- let find uri cookingsno =
- List.assq cookingsno !(HT.find hashtable uri)
+ let find uri = HT.find hashtable uri
;;
- let add uri cookingsno obj =
- let cooked_list =
- try
- HT.find hashtable uri
- with
- Not_found ->
- let newl = ref [] in
- HT.add hashtable uri newl ;
- newl
- in
- cooked_list := (cookingsno,obj)::!cooked_list
+ let add uri obj =
+ HT.add hashtable uri obj
;;
end
;;
if List.mem_assq uri !frozen_list then
raise (CircularDependency (UriManager.string_of_uri uri))
else
- if CacheOfCookedObjects.mem uri 0 then
+ if CacheOfCookedObjects.mem uri then
raise (AlreadyCooked (UriManager.string_of_uri uri))
else
(* OK, it is not already frozen nor cooked *)
with
Not_found -> raise (CouldNotFreeze (UriManager.string_of_uri uri))
;;
- let frozen_to_cooked ~uri ~cooking_procedure =
+ let frozen_to_cooked ~uri =
try
let obj = List.assq uri !frozen_list in
frozen_list := List.remove_assq uri !frozen_list ;
- cooking_procedure
- ~object_to_cook:obj
- ~add_cooked:(fun (uri,cookno) -> CacheOfCookedObjects.add uri cookno)
+ CacheOfCookedObjects.add uri obj
with
Not_found -> raise (CouldNotUnfreeze (UriManager.string_of_uri uri))
;;
- let find_cooked ~key:(uri,cookingsno)= CacheOfCookedObjects.find uri cookingsno;;
+ let find_cooked ~key:uri = CacheOfCookedObjects.find uri;;
+ let add_cooked ~key:uri obj = CacheOfCookedObjects.add uri obj;;
end
;;
-(* get_cooked_obj uri *)
-(* returns the cooked cic object whose uri is uri. The term must be present *)
-(* and cooked in cache *)
-let get_cooked_obj uri cookingsno =
- Cache.find_cooked (uri,cookingsno)
-;;
-
let find_or_add_unchecked_to_cache uri =
Cache.find_or_add_unchecked uri
~get_object_to_add:
(function () ->
let filename = Getter.getxml uri in
- let obj = CicParser.obj_of_xml filename uri in
+ let bodyfilename =
+ match UriManager.bodyuri_of_uri uri with
+ None -> None
+ | Some bodyuri ->
+ try
+ ignore (Getter.resolve bodyuri) ;
+ (* The body exists ==> it is not an axiom *)
+ Some (Getter.getxml bodyuri)
+ with
+ Getter.Unresolved ->
+ (* The body does not exist ==> we consider it an axiom *)
+ None
+ in
+ let obj = CicParser.obj_of_xml filename bodyfilename in
+ if cleanup_tmp then
+ begin
+ Unix.unlink filename ;
+ match bodyfilename with
+ Some f -> Unix.unlink f
+ | None -> ()
+ end ;
obj
)
;;
-(* get_obj uri *)
-(* returns the cic object whose uri is uri. If the term is not just in cache, *)
-(* then it is parsed via CicParser.term_of_xml from the file whose name is *)
-(* the result of Getter.getxml uri *)
-let get_obj uri =
- try
- get_cooked_obj uri 0
- with
- Not_found ->
- find_or_add_unchecked_to_cache uri
-;;
+(* set_type_checking_info uri *)
+(* must be called once the type-checking of uri is finished *)
+(* The object whose uri is uri is unfreezed *)
+let set_type_checking_info uri =
+ Cache.frozen_to_cooked uri
+;;
(* is_type_checked uri *)
(* CSC: commento falso ed obsoleto *)
(* otherwise it freezes the term for type-checking and returns
it *)
(* set_type_checking_info must be called to unfreeze the term *)
-let is_type_checked uri cookingsno =
+let is_type_checked ?(trust=true) uri =
try
- CheckedObj (Cache.find_cooked (uri,cookingsno))
+ CheckedObj (Cache.find_cooked uri)
with
Not_found ->
let obj = find_or_add_unchecked_to_cache uri in
Cache.unchecked_to_frozen uri ;
- UncheckedObj obj
+ if trust && trust_obj uri then
+ begin
+ Logger.log (`Trusting uri) ;
+ set_type_checking_info uri ;
+ CheckedObj (Cache.find_cooked uri)
+ end
+ else
+ UncheckedObj obj
;;
-(* set_type_checking_info uri *)
-(* must be called once the type-checking of uri is finished *)
-(* The object whose uri is uri is unfreezed *)
-let set_type_checking_info uri =
- Cache.frozen_to_cooked uri
- (fun ~object_to_cook:obj ~add_cooked ->
- (* let's cook the object at every level *)
- let obj' = CicSubstitution.undebrujin_inductive_def uri obj in
- add_cooked (uri,0) obj' ;
- let cooked_objs = !cook_obj obj' uri in
- let last_cooked_level = ref 0 in
- let last_cooked_obj = ref obj' in
- List.iter
- (fun (n,cobj) ->
- for i = !last_cooked_level + 1 to n do
- add_cooked (uri,i) !last_cooked_obj
- done ;
- add_cooked (uri,n + 1) cobj ;
- last_cooked_level := n + 1 ;
- last_cooked_obj := cobj
- ) cooked_objs ;
- for i = !last_cooked_level + 1 to UriManager.depth_of_uri uri + 1 do
- add_cooked (uri,i) !last_cooked_obj
- done
- )
+(* get_cooked_obj ~trust uri *)
+(* returns the object if it is already type-checked or if it can be *)
+(* trusted (if [trust] = true and the trusting function accepts it) *)
+(* Otherwise it raises Not_found *)
+let get_cooked_obj ?(trust=true) uri =
+ try
+ Cache.find_cooked uri
+ with Not_found ->
+ if trust && trust_obj uri then
+ begin
+ match is_type_checked uri with
+ CheckedObj obj -> obj
+ | _ -> assert false
+ end
+ else
+ begin
+ prerr_endline ("@@@ OOOOOOOPS: get_cooked_obj(" ^ UriManager.string_of_uri uri ^ ") raises Not_found since the object is not type-checked nor trusted.") ;
+ raise Not_found
+ end
+;;
+
+(* get_obj uri *)
+(* returns the cic object whose uri is uri. If the term is not just in cache, *)
+(* then it is parsed via CicParser.term_of_xml from the file whose name is *)
+(* the result of Getter.getxml uri *)
+let get_obj uri =
+ try
+ get_cooked_obj uri
+ with
+ Not_found ->
+ find_or_add_unchecked_to_cache uri
+;;
+
+exception OnlyPutOfInductiveDefinitionsIsAllowed
+
+let put_inductive_definition uri obj =
+ match obj with
+ Cic.InductiveDefinition _ -> Cache.add_cooked uri obj
+ | _ -> raise OnlyPutOfInductiveDefinitionsIsAllowed
;;