Update.
[glibc.git] / hurd / ports-get.c
blobb530162822e8e5e6c9048ac4ec70718ba163d4db
1 /* Copyright (C) 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Library General Public License as
6 published by the Free Software Foundation; either version 2 of the
7 License, or (at your option) any later version.
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 Library General Public License for more details.
14 You should have received a copy of the GNU Library General Public
15 License along with the GNU C Library; see the file COPYING.LIB. If not,
16 write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
17 Boston, MA 02111-1307, USA. */
19 #include <hurd.h>
21 static error_t
22 getbootstrap (mach_port_t *result)
24 return __task_get_special_port (__mach_task_self (),
25 TASK_BOOTSTRAP_PORT,
26 result);
29 error_t (*_hurd_ports_getters[INIT_PORT_MAX]) (mach_port_t *result) =
31 [INIT_PORT_BOOTSTRAP] = getbootstrap,
34 error_t
35 _hurd_ports_get (unsigned int which, mach_port_t *result)
37 if (which >= _hurd_nports)
38 return EINVAL;
39 if (which >= INIT_PORT_MAX || _hurd_ports_getters[which] == NULL)
40 return HURD_PORT_USE (&_hurd_ports[which],
41 (*result = port) == MACH_PORT_NULL ? 0
42 : __mach_port_mod_refs (__mach_task_self (),
43 port, MACH_PORT_RIGHT_SEND,
44 +1));
45 return (*_hurd_ports_getters[which]) (result);