blob: cd675e4fd4a3c113a4686226ff820e199cbf66f2 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
/* Special use of signals internally. Stub version.
Copyright (C) 2014-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef __INTERNAL_SIGNALS_H
# define __INTERNAL_SIGNALS_H
#include <signal.h>
#include <sigsetops.h>
#include <stdbool.h>
#include <stddef.h>
static inline bool
__is_internal_signal (int sig)
{
return false;
}
static inline void
__clear_internal_signals (sigset_t *set)
{
}
static inline void
__libc_signal_block_all (sigset_t *set)
{
sigset_t allset;
__sigfillset (&allset);
__sigprocmask (SIG_BLOCK, &allset, set);
}
static inline void
__libc_signal_block_app (sigset_t *set)
{
sigset_t allset;
__sigfillset (&allset);
__clear_internal_signals (&allset);
__sigprocmask (SIG_BLOCK, &allset, set);
}
/* Restore current process signal mask. */
static inline void
__libc_signal_restore_set (const sigset_t *set)
{
__sigprocmask (SIG_SETMASK, set, NULL);
}
#endif /* __INTERNAL_SIGNALS_H */
|
