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|
(************************************************************************)
(* v * The Coq Proof Assistant / The Coq Development Team *)
(* <O___,, * INRIA - CNRS - LIX - LRI - PPS - Copyright 1999-2012 *)
(* \VV/ **************************************************************)
(* // * This file is distributed under the terms of the *)
(* * GNU Lesser General Public License Version 2.1 *)
(************************************************************************)
(** {5 Coqtop specific system utilities} *)
(** {6 Files and load paths} *)
(** Load path entries remember the original root
given by the user. For efficiency, we keep the full path (field
[directory]), the root path and the path relative to the root. *)
val exclude_search_in_dirname : string -> unit
val all_subdirs : unix_path:string -> (CUnix.physical_path * string list) list
val is_in_path : CUnix.load_path -> string -> bool
val is_in_system_path : string -> bool
val where_in_path : ?warn:bool -> CUnix.load_path -> string -> CUnix.physical_path * string
val exists_dir : string -> bool
val find_file_in_path :
?warn:bool -> CUnix.load_path -> string -> CUnix.physical_path * string
(** {6 I/O functions } *)
(** Generic input and output functions, parameterized by a magic number
and a suffix. The intern functions raise the exception [Bad_magic_number]
when the check fails, with the full file name. *)
exception Bad_magic_number of string
val raw_extern_intern : int ->
(string -> string * out_channel) * (string -> in_channel)
val extern_intern : ?warn:bool -> int ->
(string -> 'a -> unit) * (CUnix.load_path -> string -> 'a)
val with_magic_number_check : ('a -> 'b) -> 'a -> 'b
(** Clones of Marshal.to_channel (with flush) and
Marshal.from_channel (with nice error message) *)
val marshal_out : out_channel -> 'a -> unit
val marshal_in : string -> in_channel -> 'a
(** Clones of Digest.output and Digest.input (with nice error message) *)
val digest_out : out_channel -> Digest.t -> unit
val digest_in : string -> in_channel -> Digest.t
val marshal_out_segment : string -> out_channel -> 'a -> unit
val marshal_in_segment : string -> in_channel -> 'a * int * Digest.t
val skip_in_segment : string -> in_channel -> int * Digest.t
(** {6 Sending/receiving once with external executable } *)
val connect : (out_channel -> unit) -> (in_channel -> 'a) -> string -> 'a
(** {6 Time stamps.} *)
type time
val get_time : unit -> time
val time_difference : time -> time -> float (** in seconds *)
val fmt_time_difference : time -> time -> Pp.std_ppcmds
val with_time : bool -> ('a -> 'b) -> 'a -> 'b
(** {6 Name of current process.} *)
val process_id : unit -> string
|
