(******************************************************************************)
(* ocaml-fileutils: files and filenames common operations *)
(* *)
(* Copyright (C) 2003-2014, Sylvain Le Gall *)
(* *)
(* This library is free software; you can redistribute it and/or modify it *)
(* under the terms of the GNU Lesser General Public License as published by *)
(* the Free Software Foundation; either version 2.1 of the License, or (at *)
(* your option) any later version, with the OCaml static compilation *)
(* exception. *)
(* *)
(* This library 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 file *)
(* COPYING for more details. *)
(* *)
(* You should have received a copy of the GNU Lesser General Public License *)
(* along with this library; if not, write to the Free Software Foundation, *)
(* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA *)
(******************************************************************************)
open FileUtilTypes
let permission_of_int pr =
let perm_match oct =
(pr land oct) <> 0
in
{
user =
{
sticky = perm_match 0o4000;
exec = perm_match 0o0100;
write = perm_match 0o0200;
read = perm_match 0o0400;
};
group =
{
sticky = perm_match 0o2000;
exec = perm_match 0o0010;
write = perm_match 0o0020;
read = perm_match 0o0040;
};
other =
{
sticky = perm_match 0o1000;
exec = perm_match 0o0001;
write = perm_match 0o0002;
read = perm_match 0o0004;
};
}
let int_of_permission pr =
let permission_int = [
(pr.user.sticky, 0o4000);
(pr.user.exec, 0o0100);
(pr.user.write, 0o0200);
(pr.user.read, 0o0400);
(pr.group.sticky, 0o2000);
(pr.group.exec, 0o0010);
(pr.group.write, 0o0020);
(pr.group.read, 0o0040);
(pr.other.sticky, 0o1000);
(pr.other.exec, 0o0001);
(pr.other.write, 0o0002);
(pr.other.read, 0o0004)
]
in
List.fold_left (fun full_perm (b, perm) ->
if b then
perm lor full_perm
else
full_perm)
0o0000 permission_int