summaryrefslogtreecommitdiff
path: root/include/arch/x86_64/asm/signal.h
blob: abd53687d86fb294f69a7b1c678a024e15960bca (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
#ifndef _ASM_X86_SIGNAL_H
#define _ASM_X86_SIGNAL_H

#ifndef __ASSEMBLER__
#include <linux/types.h>

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

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

#define NSIG 32
typedef unsigned long sigset_t;

#endif /* __ASSEMBLER__ */

#define SIGHUP	  1
#define SIGINT	  2
#define SIGQUIT	  3
#define SIGILL	  4
#define SIGTRAP	  5
#define SIGABRT	  6
#define SIGIOT	  6
#define SIGBUS	  7
#define SIGFPE	  8
#define SIGKILL	  9
#define SIGUSR1	  10
#define SIGSEGV	  11
#define SIGUSR2	  12
#define SIGPIPE	  13
#define SIGALRM	  14
#define SIGTERM	  15
#define SIGSTKFLT 16
#define SIGCHLD	  17
#define SIGCONT	  18
#define SIGSTOP	  19
#define SIGTSTP	  20
#define SIGTTIN	  21
#define SIGTTOU	  22
#define SIGURG	  23
#define SIGXCPU	  24
#define SIGXFSZ	  25
#define SIGVTALRM 26
#define SIGPROF	  27
#define SIGWINCH  28
#define SIGIO	  29
#define SIGPOLL	  SIGIO
/*
#define SIGLOST		29
*/
#define SIGPWR	  30
#define SIGSYS	  31
#define SIGUNUSED 31

/* These should not be considered constants from userland.  */
#define SIGRTMIN 32
#define SIGRTMAX _NSIG

#define SA_RESTORER 0x04000000

#define MINSIGSTKSZ 2048
#define SIGSTKSZ    8192

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

#ifndef __ASSEMBLER__

/* 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   _u._sa_handler
#define sa_sigaction _u._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__ */

typedef struct sigaltstack {
	void *ss_sp;
	int ss_flags;
	__kernel_size_t ss_size;
} stack_t;

#endif /* __ASSEMBLER__ */

#endif /* _ASM_X86_SIGNAL_H */