linux/arch/x86/include/uapi/asm/signal.h

/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _UAPI_ASM_X86_SIGNAL_H
#define _UAPI_ASM_X86_SIGNAL_H

#ifndef __ASSEMBLY__
#include <linux/types.h>
#include <linux/compiler.h>

/* Avoid too many header ordering problems.  */
struct siginfo;

#ifndef __KERNEL__
/* Here we must cater to libcs that poke about in kernel headers.  */

#define NSIG …
typedef unsigned long sigset_t;

#endif /* __KERNEL__ */
#endif /* __ASSEMBLY__ */


#define SIGHUP …
#define SIGINT …
#define SIGQUIT …
#define SIGILL …
#define SIGTRAP …
#define SIGABRT …
#define SIGIOT …
#define SIGBUS …
#define SIGFPE …
#define SIGKILL …
#define SIGUSR1 …
#define SIGSEGV …
#define SIGUSR2 …
#define SIGPIPE …
#define SIGALRM …
#define SIGTERM …
#define SIGSTKFLT …
#define SIGCHLD …
#define SIGCONT …
#define SIGSTOP …
#define SIGTSTP …
#define SIGTTIN …
#define SIGTTOU …
#define SIGURG …
#define SIGXCPU …
#define SIGXFSZ …
#define SIGVTALRM …
#define SIGPROF …
#define SIGWINCH …
#define SIGIO …
#define SIGPOLL …
/*
#define SIGLOST		29
*/
#define SIGPWR …
#define SIGSYS …
#define SIGUNUSED …

/* These should not be considered constants from userland.  */
#define SIGRTMIN …
#define SIGRTMAX …

#define SA_RESTORER …

#define MINSIGSTKSZ …
#define SIGSTKSZ …

#include <asm-generic/signal-defs.h>

#ifndef __ASSEMBLY__


# ifndef __KERNEL__
/* Here we must cater to libcs that poke about in kernel headers.  */
#ifdef __i386__

struct sigaction {
	union {
	  __sighandler_t _sa_handler;
	  void (*_sa_sigaction)(int, struct siginfo *, void *);
	} _u;
	sigset_t sa_mask;
	unsigned long sa_flags;
	void (*sa_restorer)(void);
};

#define sa_handler …
#define sa_sigaction …

#else /* __i386__ */

struct sigaction {
	__sighandler_t sa_handler;
	unsigned long sa_flags;
	__sigrestore_t sa_restorer;
	sigset_t sa_mask;		/* mask last for extensibility */
};

#endif /* !__i386__ */
# endif /* ! __KERNEL__ */

stack_t;

#endif /* __ASSEMBLY__ */

#endif /* _UAPI_ASM_X86_SIGNAL_H */