Linux kernel mirror (for testing)
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linux
1#ifndef _LINUX_SIGNAL_TYPES_H
2#define _LINUX_SIGNAL_TYPES_H
3
4/*
5 * Basic signal handling related data type definitions:
6 */
7
8#include <linux/list.h>
9#include <uapi/linux/signal.h>
10
11/*
12 * Real Time signals may be queued.
13 */
14
15struct sigqueue {
16 struct list_head list;
17 int flags;
18 siginfo_t info;
19 struct user_struct *user;
20};
21
22/* flags values. */
23#define SIGQUEUE_PREALLOC 1
24
25struct sigpending {
26 struct list_head list;
27 sigset_t signal;
28};
29
30struct sigaction {
31#ifndef __ARCH_HAS_IRIX_SIGACTION
32 __sighandler_t sa_handler;
33 unsigned long sa_flags;
34#else
35 unsigned int sa_flags;
36 __sighandler_t sa_handler;
37#endif
38#ifdef __ARCH_HAS_SA_RESTORER
39 __sigrestore_t sa_restorer;
40#endif
41 sigset_t sa_mask; /* mask last for extensibility */
42};
43
44struct k_sigaction {
45 struct sigaction sa;
46#ifdef __ARCH_HAS_KA_RESTORER
47 __sigrestore_t ka_restorer;
48#endif
49};
50
51#ifdef CONFIG_OLD_SIGACTION
52struct old_sigaction {
53 __sighandler_t sa_handler;
54 old_sigset_t sa_mask;
55 unsigned long sa_flags;
56 __sigrestore_t sa_restorer;
57};
58#endif
59
60struct ksignal {
61 struct k_sigaction ka;
62 siginfo_t info;
63 int sig;
64};
65
66#endif /* _LINUX_SIGNAL_TYPES_H */