1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _LINUX_SIGNAL_TYPES_H
3 #define _LINUX_SIGNAL_TYPES_H
6 * Basic signal handling related data type definitions:
9 #include <linux/list.h>
10 #include <uapi/linux/signal.h>
12 typedef struct kernel_siginfo {
17 * Real Time signals may be queued.
21 struct list_head list;
23 kernel_siginfo_t info;
24 struct user_struct *user;
28 #define SIGQUEUE_PREALLOC 1
31 struct list_head list;
36 #ifndef __ARCH_HAS_IRIX_SIGACTION
37 __sighandler_t sa_handler;
38 unsigned long sa_flags;
40 unsigned int sa_flags;
41 __sighandler_t sa_handler;
43 #ifdef __ARCH_HAS_SA_RESTORER
44 __sigrestore_t sa_restorer;
46 sigset_t sa_mask; /* mask last for extensibility */
51 #ifdef __ARCH_HAS_KA_RESTORER
52 __sigrestore_t ka_restorer;
56 #ifdef CONFIG_OLD_SIGACTION
57 struct old_sigaction {
58 __sighandler_t sa_handler;
60 unsigned long sa_flags;
61 __sigrestore_t sa_restorer;
66 struct k_sigaction ka;
67 kernel_siginfo_t info;
71 #endif /* _LINUX_SIGNAL_TYPES_H */