1#ifndef _UAPI_ASM_X86_SIGNAL_H
2#define _UAPI_ASM_X86_SIGNAL_H
3
4#ifndef __ASSEMBLY__
5#include <linux/types.h>
6#include <linux/time.h>
7#include <linux/compiler.h>
8
9/* Avoid too many header ordering problems.  */
10struct siginfo;
11
12#ifndef __KERNEL__
13/* Here we must cater to libcs that poke about in kernel headers.  */
14
15#define NSIG		32
16typedef unsigned long sigset_t;
17
18#endif /* __KERNEL__ */
19#endif /* __ASSEMBLY__ */
20
21
22#define SIGHUP		 1
23#define SIGINT		 2
24#define SIGQUIT		 3
25#define SIGILL		 4
26#define SIGTRAP		 5
27#define SIGABRT		 6
28#define SIGIOT		 6
29#define SIGBUS		 7
30#define SIGFPE		 8
31#define SIGKILL		 9
32#define SIGUSR1		10
33#define SIGSEGV		11
34#define SIGUSR2		12
35#define SIGPIPE		13
36#define SIGALRM		14
37#define SIGTERM		15
38#define SIGSTKFLT	16
39#define SIGCHLD		17
40#define SIGCONT		18
41#define SIGSTOP		19
42#define SIGTSTP		20
43#define SIGTTIN		21
44#define SIGTTOU		22
45#define SIGURG		23
46#define SIGXCPU		24
47#define SIGXFSZ		25
48#define SIGVTALRM	26
49#define SIGPROF		27
50#define SIGWINCH	28
51#define SIGIO		29
52#define SIGPOLL		SIGIO
53/*
54#define SIGLOST		29
55*/
56#define SIGPWR		30
57#define SIGSYS		31
58#define	SIGUNUSED	31
59
60/* These should not be considered constants from userland.  */
61#define SIGRTMIN	32
62#define SIGRTMAX	_NSIG
63
64/*
65 * SA_FLAGS values:
66 *
67 * SA_ONSTACK indicates that a registered stack_t will be used.
68 * SA_RESTART flag to get restarting signals (which were the default long ago)
69 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
70 * SA_RESETHAND clears the handler when the signal is delivered.
71 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
72 * SA_NODEFER prevents the current signal from being masked in the handler.
73 *
74 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
75 * Unix names RESETHAND and NODEFER respectively.
76 */
77#define SA_NOCLDSTOP	0x00000001u
78#define SA_NOCLDWAIT	0x00000002u
79#define SA_SIGINFO	0x00000004u
80#define SA_ONSTACK	0x08000000u
81#define SA_RESTART	0x10000000u
82#define SA_NODEFER	0x40000000u
83#define SA_RESETHAND	0x80000000u
84
85#define SA_NOMASK	SA_NODEFER
86#define SA_ONESHOT	SA_RESETHAND
87
88#define SA_RESTORER	0x04000000
89
90#define MINSIGSTKSZ	2048
91#define SIGSTKSZ	8192
92
93#include <asm-generic/signal-defs.h>
94
95#ifndef __ASSEMBLY__
96
97
98# ifndef __KERNEL__
99/* Here we must cater to libcs that poke about in kernel headers.  */
100#ifdef __i386__
101
102struct sigaction {
103	union {
104	  __sighandler_t _sa_handler;
105	  void (*_sa_sigaction)(int, struct siginfo *, void *);
106	} _u;
107	sigset_t sa_mask;
108	unsigned long sa_flags;
109	void (*sa_restorer)(void);
110};
111
112#define sa_handler	_u._sa_handler
113#define sa_sigaction	_u._sa_sigaction
114
115#else /* __i386__ */
116
117struct sigaction {
118	__sighandler_t sa_handler;
119	unsigned long sa_flags;
120	__sigrestore_t sa_restorer;
121	sigset_t sa_mask;		/* mask last for extensibility */
122};
123
124#endif /* !__i386__ */
125# endif /* ! __KERNEL__ */
126
127typedef struct sigaltstack {
128	void __user *ss_sp;
129	int ss_flags;
130	size_t ss_size;
131} stack_t;
132
133#endif /* __ASSEMBLY__ */
134
135#endif /* _UAPI_ASM_X86_SIGNAL_H */
136