blob: c20356375d1d5630f07d98ed27212b6e5d08a257 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _ASM_PARISC_SIGNAL_H
2#define _ASM_PARISC_SIGNAL_H
3
4#define SIGHUP 1
5#define SIGINT 2
6#define SIGQUIT 3
7#define SIGILL 4
8#define SIGTRAP 5
9#define SIGABRT 6
10#define SIGIOT 6
11#define SIGEMT 7
12#define SIGFPE 8
13#define SIGKILL 9
14#define SIGBUS 10
15#define SIGSEGV 11
16#define SIGSYS 12 /* Linux doesn't use this */
17#define SIGPIPE 13
18#define SIGALRM 14
19#define SIGTERM 15
20#define SIGUSR1 16
21#define SIGUSR2 17
22#define SIGCHLD 18
23#define SIGPWR 19
24#define SIGVTALRM 20
25#define SIGPROF 21
26#define SIGIO 22
27#define SIGPOLL SIGIO
28#define SIGWINCH 23
29#define SIGSTOP 24
30#define SIGTSTP 25
31#define SIGCONT 26
32#define SIGTTIN 27
33#define SIGTTOU 28
34#define SIGURG 29
35#define SIGLOST 30 /* Linux doesn't use this either */
36#define SIGUNUSED 31
37#define SIGRESERVE SIGUNUSED
38
39#define SIGXCPU 33
40#define SIGXFSZ 34
41#define SIGSTKFLT 36
42
43/* These should not be considered constants from userland. */
44#define SIGRTMIN 37
45#define SIGRTMAX _NSIG /* it's 44 under HP/UX */
46
47/*
48 * SA_FLAGS values:
49 *
50 * SA_ONSTACK indicates that a registered stack_t will be used.
Linus Torvalds1da177e2005-04-16 15:20:36 -070051 * SA_RESTART flag to get restarting signals (which were the default long ago)
52 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
53 * SA_RESETHAND clears the handler when the signal is delivered.
54 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
55 * SA_NODEFER prevents the current signal from being masked in the handler.
56 *
57 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
58 * Unix names RESETHAND and NODEFER respectively.
59 */
60#define SA_ONSTACK 0x00000001
61#define SA_RESETHAND 0x00000004
62#define SA_NOCLDSTOP 0x00000008
63#define SA_SIGINFO 0x00000010
64#define SA_NODEFER 0x00000020
65#define SA_RESTART 0x00000040
66#define SA_NOCLDWAIT 0x00000080
67#define _SA_SIGGFAULT 0x00000100 /* HPUX */
68
69#define SA_NOMASK SA_NODEFER
70#define SA_ONESHOT SA_RESETHAND
Linus Torvalds1da177e2005-04-16 15:20:36 -070071
72#define SA_RESTORER 0x04000000 /* obsolete -- ignored */
73
74/*
75 * sigaltstack controls
76 */
77#define SS_ONSTACK 1
78#define SS_DISABLE 2
79
80#define MINSIGSTKSZ 2048
81#define SIGSTKSZ 8192
82
83#ifdef __KERNEL__
84
85#define _NSIG 64
86/* bits-per-word, where word apparently means 'long' not 'int' */
87#define _NSIG_BPW BITS_PER_LONG
88#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
89
Linus Torvalds1da177e2005-04-16 15:20:36 -070090#endif /* __KERNEL__ */
91
92#define SIG_BLOCK 0 /* for blocking signals */
93#define SIG_UNBLOCK 1 /* for unblocking signals */
94#define SIG_SETMASK 2 /* for setting the signal mask */
95
96#define SIG_DFL ((__sighandler_t)0) /* default signal handling */
97#define SIG_IGN ((__sighandler_t)1) /* ignore signal */
98#define SIG_ERR ((__sighandler_t)-1) /* error return from signal */
99
100# ifndef __ASSEMBLY__
101
102# include <linux/types.h>
103
104/* Avoid too many header ordering problems. */
105struct siginfo;
106
107/* Type of a signal handler. */
Helge Deller513e7ec2007-01-28 15:09:20 +0100108#ifdef CONFIG_64BIT
Linus Torvalds1da177e2005-04-16 15:20:36 -0700109/* function pointers on 64-bit parisc are pointers to little structs and the
110 * compiler doesn't support code which changes or tests the address of
111 * the function in the little struct. This is really ugly -PB
112 */
113typedef char __user *__sighandler_t;
114#else
115typedef void __signalfn_t(int);
116typedef __signalfn_t __user *__sighandler_t;
117#endif
118
119typedef struct sigaltstack {
120 void __user *ss_sp;
121 int ss_flags;
122 size_t ss_size;
123} stack_t;
124
125#ifdef __KERNEL__
126
127/* Most things should be clean enough to redefine this at will, if care
128 is taken to make libc match. */
129
130typedef unsigned long old_sigset_t; /* at least 32 bits */
131
132typedef struct {
133 /* next_signal() assumes this is a long - no choice */
134 unsigned long sig[_NSIG_WORDS];
135} sigset_t;
136
137struct sigaction {
138 __sighandler_t sa_handler;
139 unsigned long sa_flags;
140 sigset_t sa_mask; /* mask last for extensibility */
141};
142
143struct k_sigaction {
144 struct sigaction sa;
145};
146
147#define ptrace_signal_deliver(regs, cookie) do { } while (0)
148
149#include <asm/sigcontext.h>
150
151#endif /* __KERNEL__ */
152#endif /* !__ASSEMBLY */
153#endif /* _ASM_PARISC_SIGNAL_H */