1/* Copyright (C) 2002-2021 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
3 Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
4
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
9
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
14
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, see
17 <https://www.gnu.org/licenses/>. */
18
19#include <signal.h>
20
21
22/* These are defined in libc. We want to have only one definition
23 so we "forward" the calls. */
24extern int __libc_current_sigrtmin_private (void);
25extern int __libc_current_sigrtmax_private (void);
26extern int __libc_allocate_rtsig_private (int high);
27
28
29/* We reserve __SIGRTMIN for use as the cancellation signal and
30 __SIGRTMIN+1 to handle setuid et.al. These signals are used
31 internally. */
32int
33__libc_current_sigrtmin (void)
34{
35 return __libc_current_sigrtmin_private ();
36}
37
38
39int
40__libc_current_sigrtmax (void)
41{
42 return __libc_current_sigrtmax_private ();
43}
44
45
46int
47__libc_allocate_rtsig (int high)
48{
49 return __libc_allocate_rtsig_private (high);
50}
51