Change method of determining whether a package is installed
[hcoop/domtool2.git] / src / plugins / socketPerm.sml
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737c68d4
AC
1(* HCoop Domtool (http://hcoop.sourceforge.net/)
2 * Copyright (c) 2006-2007, Adam Chlipala
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
17 *)
18
19(* Trusted path settings querying *)
20
21structure SocketPerm :> SOCKET_PERM = struct
22
23open MsgTypes
24
25fun query uname =
26 if Slave.inGroup {user = uname, group = "no-sockets"} then
27 Nada
28 else if Slave.inGroup {user = uname, group = "no-cli-sockets"} then
29 if Slave.inGroup {user = uname, group = "no-serv-sockets"} then
30 Nada
31 else
32 Server
33 else if Slave.inGroup {user = uname, group = "no-serv-sockets"} then
34 Client
35 else
36 Any
37
38end