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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.
51 * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the
52 * SA_RESTART flag to get restarting signals (which were the default long ago)
53 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
54 * SA_RESETHAND clears the handler when the signal is delivered.
55 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
56 * SA_NODEFER prevents the current signal from being masked in the handler.
57 *
58 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
59 * Unix names RESETHAND and NODEFER respectively.
60 */
61#define SA_ONSTACK 0x00000001
62#define SA_RESETHAND 0x00000004
63#define SA_NOCLDSTOP 0x00000008
64#define SA_SIGINFO 0x00000010
65#define SA_NODEFER 0x00000020
66#define SA_RESTART 0x00000040
67#define SA_NOCLDWAIT 0x00000080
68#define _SA_SIGGFAULT 0x00000100 /* HPUX */
69
70#define SA_NOMASK SA_NODEFER
71#define SA_ONESHOT SA_RESETHAND
72#define SA_INTERRUPT 0x20000000 /* dummy -- ignored */
73
74#define SA_RESTORER 0x04000000 /* obsolete -- ignored */
75
76/*
77 * sigaltstack controls
78 */
79#define SS_ONSTACK 1
80#define SS_DISABLE 2
81
82#define MINSIGSTKSZ 2048
83#define SIGSTKSZ 8192
84
85#ifdef __KERNEL__
86
87#define _NSIG 64
88/* bits-per-word, where word apparently means 'long' not 'int' */
89#define _NSIG_BPW BITS_PER_LONG
90#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
91
Linus Torvalds1da177e2005-04-16 15:20:36 -070092#endif /* __KERNEL__ */
93
94#define SIG_BLOCK 0 /* for blocking signals */
95#define SIG_UNBLOCK 1 /* for unblocking signals */
96#define SIG_SETMASK 2 /* for setting the signal mask */
97
98#define SIG_DFL ((__sighandler_t)0) /* default signal handling */
99#define SIG_IGN ((__sighandler_t)1) /* ignore signal */
100#define SIG_ERR ((__sighandler_t)-1) /* error return from signal */
101
102# ifndef __ASSEMBLY__
103
104# include <linux/types.h>
105
106/* Avoid too many header ordering problems. */
107struct siginfo;
108
109/* Type of a signal handler. */
110#ifdef __LP64__
111/* function pointers on 64-bit parisc are pointers to little structs and the
112 * compiler doesn't support code which changes or tests the address of
113 * the function in the little struct. This is really ugly -PB
114 */
115typedef char __user *__sighandler_t;
116#else
117typedef void __signalfn_t(int);
118typedef __signalfn_t __user *__sighandler_t;
119#endif
120
121typedef struct sigaltstack {
122 void __user *ss_sp;
123 int ss_flags;
124 size_t ss_size;
125} stack_t;
126
127#ifdef __KERNEL__
128
129/* Most things should be clean enough to redefine this at will, if care
130 is taken to make libc match. */
131
132typedef unsigned long old_sigset_t; /* at least 32 bits */
133
134typedef struct {
135 /* next_signal() assumes this is a long - no choice */
136 unsigned long sig[_NSIG_WORDS];
137} sigset_t;
138
139struct sigaction {
140 __sighandler_t sa_handler;
141 unsigned long sa_flags;
142 sigset_t sa_mask; /* mask last for extensibility */
143};
144
145struct k_sigaction {
146 struct sigaction sa;
147};
148
149#define ptrace_signal_deliver(regs, cookie) do { } while (0)
150
151#include <asm/sigcontext.h>
152
153#endif /* __KERNEL__ */
154#endif /* !__ASSEMBLY */
155#endif /* _ASM_PARISC_SIGNAL_H */