1/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2#ifndef __ASM_GENERIC_SIGNAL_DEFS_H
3#define __ASM_GENERIC_SIGNAL_DEFS_H
4
5#include <linux/compiler.h>
6
7#ifndef SIG_BLOCK
8#define SIG_BLOCK 0 /* for blocking signals */
9#endif
10#ifndef SIG_UNBLOCK
11#define SIG_UNBLOCK 1 /* for unblocking signals */
12#endif
13#ifndef SIG_SETMASK
14#define SIG_SETMASK 2 /* for setting the signal mask */
15#endif
16
17#ifndef __ASSEMBLY__
18typedef void __signalfn_t(int);
19typedef __signalfn_t __user *__sighandler_t;
20
21typedef void __restorefn_t(void);
22typedef __restorefn_t __user *__sigrestore_t;
23
24#define SIG_DFL ((__force __sighandler_t)0) /* default signal handling */
25#define SIG_IGN ((__force __sighandler_t)1) /* ignore signal */
26#define SIG_ERR ((__force __sighandler_t)-1) /* error return from signal */
27#endif
28
29#endif /* __ASM_GENERIC_SIGNAL_DEFS_H */
30