1/* Copyright (C) 1991-2022 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
8
9 The GNU C Library 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 GNU
12 Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
17
18#include <hurd.h>
19#include <hurd/port.h>
20
21
22static inline mach_port_t
23get (const int idx)
24{
25 mach_port_t result;
26 error_t err = _hurd_ports_get (idx, &result);
27
28 if (err)
29 return __hurd_fail (err), MACH_PORT_NULL;
30 return result;
31}
32#define GET(type, what, idx) \
33 type get##what (void) { return get (INIT_PORT_##idx); }
34
35static inline int
36set (const int idx, mach_port_t new)
37{
38 error_t err = _hurd_ports_set (idx, new);
39 return err ? __hurd_fail (err) : 0;
40}
41#define SET(type, what, idx) \
42 int set##what (type new) { return set (INIT_PORT_##idx, new); }
43
44#define GETSET(type, what, idx) \
45 GET (type, what, idx) SET (type, what, idx)
46
47GETSET (process_t, proc, PROC)
48GETSET (mach_port_t, cttyid, CTTYID)
49GETSET (file_t, cwdir, CWDIR)
50GETSET (file_t, crdir, CRDIR)
51GETSET (auth_t, auth, AUTH)
52

source code of glibc/hurd/hurdports.c