1 | /* Copyright (C) 1992-2022 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 <mach.h> |
19 | |
20 | /* These functions are called by MiG-generated code. */ |
21 | |
22 | static mach_port_t reply_port; |
23 | |
24 | /* Called by MiG to get a reply port. */ |
25 | mach_port_t |
26 | __mig_get_reply_port (void) |
27 | { |
28 | if (reply_port == MACH_PORT_NULL) |
29 | reply_port = __mach_reply_port (); |
30 | |
31 | return reply_port; |
32 | } |
33 | |
34 | /* Called by MiG to deallocate the reply port. */ |
35 | void |
36 | __mig_dealloc_reply_port (void) |
37 | { |
38 | mach_port_t port = reply_port; |
39 | reply_port = MACH_PORT_NULL; /* So the mod_refs RPC won't use it. */ |
40 | __mach_port_mod_refs (__mach_task_self (), port, |
41 | MACH_PORT_RIGHT_RECEIVE, -1); |
42 | } |
43 | |
44 | |
45 | /* Called at startup with CPROC == NULL. cthreads has a different version |
46 | of this function that is sometimes called with a `cproc_t' pointer. */ |
47 | void |
48 | __mig_init (void *cproc) |
49 | { |
50 | if (cproc == 0) |
51 | reply_port = MACH_PORT_NULL; |
52 | } |
53 | |