(*
  OCaml HTTP - do it yourself (fully OCaml) HTTP daemon

  Copyright (C) <2002> Stefano Zacchiroli <zack@cs.unibo.it>

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  GNU General Public License for more details.

  You should have received a copy of the GNU General Public License
  along with this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*)

let date_822 () =
  Netdate.mk_mail_date ~zone:Netdate.localzone (Unix.time ())

let is_directory name =
  match Unix.lstat name with
  | { Unix.st_kind = Unix.S_DIR } -> true
  | _ -> false

let filesize fname = (Unix.stat fname).Unix.st_size

let strip_trailing_slash =
  let rex = Pcre.regexp "/$" in
  fun s -> Pcre.replace ~rex ~templ:"" s

let strip_heading_slash =
  let rex = Pcre.regexp "^/" in
  fun s -> Pcre.replace ~rex ~templ:"" s

let ls dir =
  let rec ls' entries =
    try ls' ((Unix.readdir dir)::entries) with End_of_file -> entries
  in
  ls' []