1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __ASM_GENERIC_SIGNAL_H
 3#define __ASM_GENERIC_SIGNAL_H
 4
 5#include <uapi/asm-generic/signal.h>
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 6
 7#ifndef __ASSEMBLY__
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 8
 9#include <asm/sigcontext.h>
10#undef __HAVE_ARCH_SIG_BITOPS
11
 
 
 
12#endif /* __ASSEMBLY__ */
 
13#endif /* _ASM_GENERIC_SIGNAL_H */

 
  1#ifndef __ASM_GENERIC_SIGNAL_H
  2#define __ASM_GENERIC_SIGNAL_H
  3
  4#include <linux/types.h>
  5
  6#define _NSIG		64
  7#define _NSIG_BPW	__BITS_PER_LONG
  8#define _NSIG_WORDS	(_NSIG / _NSIG_BPW)
  9
 10#define SIGHUP		 1
 11#define SIGINT		 2
 12#define SIGQUIT		 3
 13#define SIGILL		 4
 14#define SIGTRAP		 5
 15#define SIGABRT		 6
 16#define SIGIOT		 6
 17#define SIGBUS		 7
 18#define SIGFPE		 8
 19#define SIGKILL		 9
 20#define SIGUSR1		10
 21#define SIGSEGV		11
 22#define SIGUSR2		12
 23#define SIGPIPE		13
 24#define SIGALRM		14
 25#define SIGTERM		15
 26#define SIGSTKFLT	16
 27#define SIGCHLD		17
 28#define SIGCONT		18
 29#define SIGSTOP		19
 30#define SIGTSTP		20
 31#define SIGTTIN		21
 32#define SIGTTOU		22
 33#define SIGURG		23
 34#define SIGXCPU		24
 35#define SIGXFSZ		25
 36#define SIGVTALRM	26
 37#define SIGPROF		27
 38#define SIGWINCH	28
 39#define SIGIO		29
 40#define SIGPOLL		SIGIO
 41/*
 42#define SIGLOST		29
 43*/
 44#define SIGPWR		30
 45#define SIGSYS		31
 46#define	SIGUNUSED	31
 47
 48/* These should not be considered constants from userland.  */
 49#define SIGRTMIN	32
 50#ifndef SIGRTMAX
 51#define SIGRTMAX	_NSIG
 52#endif
 53
 54/*
 55 * SA_FLAGS values:
 56 *
 57 * SA_ONSTACK indicates that a registered stack_t will be used.
 58 * SA_RESTART flag to get restarting signals (which were the default long ago)
 59 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
 60 * SA_RESETHAND clears the handler when the signal is delivered.
 61 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
 62 * SA_NODEFER prevents the current signal from being masked in the handler.
 63 *
 64 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
 65 * Unix names RESETHAND and NODEFER respectively.
 66 */
 67#define SA_NOCLDSTOP	0x00000001
 68#define SA_NOCLDWAIT	0x00000002
 69#define SA_SIGINFO	0x00000004
 70#define SA_ONSTACK	0x08000000
 71#define SA_RESTART	0x10000000
 72#define SA_NODEFER	0x40000000
 73#define SA_RESETHAND	0x80000000
 74
 75#define SA_NOMASK	SA_NODEFER
 76#define SA_ONESHOT	SA_RESETHAND
 77
 78/*
 79 * New architectures should not define the obsolete
 80 *	SA_RESTORER	0x04000000
 81 */
 82
 83/*
 84 * sigaltstack controls
 85 */
 86#define SS_ONSTACK	1
 87#define SS_DISABLE	2
 88
 89#define MINSIGSTKSZ	2048
 90#define SIGSTKSZ	8192
 91
 92#ifndef __ASSEMBLY__
 93typedef struct {
 94	unsigned long sig[_NSIG_WORDS];
 95} sigset_t;
 96
 97/* not actually used, but required for linux/syscalls.h */
 98typedef unsigned long old_sigset_t;
 99
100#include <asm-generic/signal-defs.h>
101
102struct sigaction {
103	__sighandler_t sa_handler;
104	unsigned long sa_flags;
105#ifdef SA_RESTORER
106	__sigrestore_t sa_restorer;
107#endif
108	sigset_t sa_mask;		/* mask last for extensibility */
109};
110
111struct k_sigaction {
112	struct sigaction sa;
113};
114
115typedef struct sigaltstack {
116	void __user *ss_sp;
117	int ss_flags;
118	size_t ss_size;
119} stack_t;
120
121#ifdef __KERNEL__
122
123#include <asm/sigcontext.h>
124#undef __HAVE_ARCH_SIG_BITOPS
125
126#define ptrace_signal_deliver(regs, cookie) do { } while (0)
127
128#endif /* __KERNEL__ */
129#endif /* __ASSEMBLY__ */
130
131#endif /* _ASM_GENERIC_SIGNAL_H */