1#ifndef _UAPI__ASM_GENERIC_SIGNAL_H
2#define _UAPI__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#define MINSIGSTKSZ	2048
84#define SIGSTKSZ	8192
85
86#ifndef __ASSEMBLY__
87typedef struct {
88	unsigned long sig[_NSIG_WORDS];
89} sigset_t;
90
91/* not actually used, but required for linux/syscalls.h */
92typedef unsigned long old_sigset_t;
93
94#include <asm-generic/signal-defs.h>
95
96#ifdef SA_RESTORER
97#define __ARCH_HAS_SA_RESTORER
98#endif
99
100#ifndef __KERNEL__
101struct sigaction {
102	__sighandler_t sa_handler;
103	unsigned long sa_flags;
104#ifdef SA_RESTORER
105	__sigrestore_t sa_restorer;
106#endif
107	sigset_t sa_mask;		/* mask last for extensibility */
108};
109#endif
110
111typedef struct sigaltstack {
112	void __user *ss_sp;
113	int ss_flags;
114	size_t ss_size;
115} stack_t;
116
117#endif /* __ASSEMBLY__ */
118
119#endif /* _UAPI__ASM_GENERIC_SIGNAL_H */
120