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
22 static inline mach_port_t
get(const int idx)23 get (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
35 static inline int
set(const int idx,mach_port_t new)36 set (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
47 GETSET (process_t, proc, PROC)
48 GETSET (mach_port_t, cttyid, CTTYID)
49 GETSET (file_t, cwdir, CWDIR)
50 GETSET (file_t, crdir, CRDIR)
51 GETSET (auth_t, auth, AUTH)
52