ocaml/otherlibs/labltk/browser/useunix.ml

70 lines
2.2 KiB
OCaml

(*************************************************************************)
(* *)
(* Objective Caml LablTk library *)
(* *)
(* Jacques Garrigue, Kyoto University RIMS *)
(* *)
(* Copyright 1999 Institut National de Recherche en Informatique et *)
(* en Automatique and Kyoto University. All rights reserved. *)
(* This file is distributed under the terms of the GNU Library *)
(* General Public License, with the special exception on linking *)
(* described in file ../../../LICENSE. *)
(* *)
(*************************************************************************)
(* $Id$ *)
open StdLabels
open UnixLabels
let get_files_in_directory dir =
let len = String.length dir in
let dir =
if len > 0 && Sys.os_type = "Win32" &&
(dir.[len-1] = '/' || dir.[len-1] = '\\')
then String.sub dir ~pos:0 ~len:(len-1)
else dir
in match
try Some(opendir dir) with Unix_error _ -> None
with
None -> []
| Some dirh ->
let rec get_them l =
match
try Some(readdir dirh) with _ -> None
with
| Some x ->
get_them (x::l)
| None ->
closedir dirh; l
in
List.sort ~cmp:compare (get_them [])
let is_directory name =
try
(stat name).st_kind = S_DIR
with _ -> false
let concat dir name =
let len = String.length dir in
if len = 0 then name else
if dir.[len-1] = '/' then dir ^ name
else dir ^ "/" ^ name
let get_directories_in_files ~path =
List.filter ~f:(fun x -> is_directory (concat path x))
(************************************************** Subshell call *)
let subshell ~cmd =
let rc = open_process_in cmd in
let rec it l =
match
try Some(input_line rc) with _ -> None
with
Some x -> it (x::l)
| None -> List.rev l
in
let answer = it [] in
ignore (close_process_in rc);
answer