sig
type file_name = string
type dir_name = string
type file_extension = string
type module_name = string
val careful_open_out : File.file_name -> Pervasives.out_channel
val careful_close_out : Pervasives.out_channel -> unit
exception Unknown_file_extension of string
val change_extension :
File.file_extension ->
File.file_extension -> File.file_name -> File.file_name
val change_mlm_extension :
File.file_extension -> File.file_name -> File.file_name
val create_lexbuf_from_file : File.file_name -> Lexing.lexbuf
val get_search_path : unit -> File.dir_name list
val add_dir_to_search_path : File.dir_name -> unit
val search_mli_file_for_module : File.module_name -> File.file_name
val search_ml_file_for_module : File.module_name -> File.file_name
val module_of_mli_file : File.file_name -> File.module_name
val parse_ml_file : File.file_name -> Parsetree.structure_item list
val parse_mli_file : File.file_name -> Parsetree.signature_item list
end