* http://helm.cs.unibo.it/
*)
-val obj_file_of_baseuri: basedir:string -> baseuri:string -> string
-val lexicon_file_of_baseuri: basedir:string -> baseuri:string -> string
-val metadata_file_of_baseuri: basedir:string -> baseuri:string -> string
+val obj_file_of_baseuri:
+ must_exist:bool -> writable:bool -> baseuri:string -> string
+val lexicon_file_of_baseuri:
+ must_exist:bool -> writable:bool -> baseuri:string -> string
+val metadata_file_of_baseuri:
+ must_exist:bool -> writable:bool -> baseuri:string -> string