swh:1:snp:49cd9498d6cccc5e78252c27dcb645bcf7bf0c91
Raw File
Tip revision: 16fbf79b0f83bc752cee8589279f1ebfe57b3b6e authored by Linus Torvalds on 23 March 2020, 01:31:56 UTC
Linux 5.6-rc7
Tip revision: 16fbf79
signal-defs.h
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef __ASM_GENERIC_SIGNAL_DEFS_H
#define __ASM_GENERIC_SIGNAL_DEFS_H

#include <linux/compiler.h>

#ifndef SIG_BLOCK
#define SIG_BLOCK          0	/* for blocking signals */
#endif
#ifndef SIG_UNBLOCK
#define SIG_UNBLOCK        1	/* for unblocking signals */
#endif
#ifndef SIG_SETMASK
#define SIG_SETMASK        2	/* for setting the signal mask */
#endif

#ifndef __ASSEMBLY__
typedef void __signalfn_t(int);
typedef __signalfn_t __user *__sighandler_t;

typedef void __restorefn_t(void);
typedef __restorefn_t __user *__sigrestore_t;

#define SIG_DFL	((__force __sighandler_t)0)	/* default signal handling */
#define SIG_IGN	((__force __sighandler_t)1)	/* ignore signal */
#define SIG_ERR	((__force __sighandler_t)-1)	/* error return from signal */
#endif

#endif /* __ASM_GENERIC_SIGNAL_DEFS_H */
back to top