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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _ASM_M32R_SIGNAL_H
2#define _ASM_M32R_SIGNAL_H
3
4/* $Id$ */
5
6/* orig : i386 2.4.18 */
7
8#include <linux/types.h>
9#include <linux/linkage.h>
10#include <linux/time.h>
11#include <linux/compiler.h>
12
13/* Avoid too many header ordering problems. */
14struct siginfo;
15
16#ifdef __KERNEL__
17/* Most things should be clean enough to redefine this at will, if care
18 is taken to make libc match. */
19
20#define _NSIG 64
21#define _NSIG_BPW 32
22#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
23
24typedef unsigned long old_sigset_t; /* at least 32 bits */
25
26typedef struct {
27 unsigned long sig[_NSIG_WORDS];
28} sigset_t;
29
30#else
31/* Here we must cater to libcs that poke about in kernel headers. */
32
33#define NSIG 32
34typedef unsigned long sigset_t;
35
36#endif /* __KERNEL__ */
37
38#define SIGHUP 1
39#define SIGINT 2
40#define SIGQUIT 3
41#define SIGILL 4
42#define SIGTRAP 5
43#define SIGABRT 6
44#define SIGIOT 6
45#define SIGBUS 7
46#define SIGFPE 8
47#define SIGKILL 9
48#define SIGUSR1 10
49#define SIGSEGV 11
50#define SIGUSR2 12
51#define SIGPIPE 13
52#define SIGALRM 14
53#define SIGTERM 15
54#define SIGSTKFLT 16
55#define SIGCHLD 17
56#define SIGCONT 18
57#define SIGSTOP 19
58#define SIGTSTP 20
59#define SIGTTIN 21
60#define SIGTTOU 22
61#define SIGURG 23
62#define SIGXCPU 24
63#define SIGXFSZ 25
64#define SIGVTALRM 26
65#define SIGPROF 27
66#define SIGWINCH 28
67#define SIGIO 29
68#define SIGPOLL SIGIO
69/*
70#define SIGLOST 29
71*/
72#define SIGPWR 30
73#define SIGSYS 31
74#define SIGUNUSED 31
75
76/* These should not be considered constants from userland. */
77#define SIGRTMIN 32
78#define SIGRTMAX _NSIG
79
80/*
81 * SA_FLAGS values:
82 *
83 * SA_ONSTACK indicates that a registered stack_t will be used.
84 * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the
85 * SA_RESTART flag to get restarting signals (which were the default long ago)
86 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
87 * SA_RESETHAND clears the handler when the signal is delivered.
88 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
89 * SA_NODEFER prevents the current signal from being masked in the handler.
90 *
91 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
92 * Unix names RESETHAND and NODEFER respectively.
93 */
94#define SA_NOCLDSTOP 0x00000001u
95#define SA_NOCLDWAIT 0x00000002u
96#define SA_SIGINFO 0x00000004u
97#define SA_ONSTACK 0x08000000u
98#define SA_RESTART 0x10000000u
99#define SA_NODEFER 0x40000000u
100#define SA_RESETHAND 0x80000000u
101
102#define SA_NOMASK SA_NODEFER
103#define SA_ONESHOT SA_RESETHAND
104#define SA_INTERRUPT 0x20000000 /* dummy -- ignored */
105
106#define SA_RESTORER 0x04000000
107
108/*
109 * sigaltstack controls
110 */
111#define SS_ONSTACK 1
112#define SS_DISABLE 2
113
114#define MINSIGSTKSZ 2048
115#define SIGSTKSZ 8192
116
Al Virob1ecb4c2005-05-04 05:40:12 +0100117#include <asm-generic/signal.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -0700118
119#ifdef __KERNEL__
120struct old_sigaction {
121 __sighandler_t sa_handler;
122 old_sigset_t sa_mask;
123 unsigned long sa_flags;
124 __sigrestore_t sa_restorer;
125};
126
127struct sigaction {
128 __sighandler_t sa_handler;
129 unsigned long sa_flags;
130 __sigrestore_t sa_restorer;
131 sigset_t sa_mask; /* mask last for extensibility */
132};
133
134struct k_sigaction {
135 struct sigaction sa;
136};
137#else
138/* Here we must cater to libcs that poke about in kernel headers. */
139
140struct sigaction {
141 union {
142 __sighandler_t _sa_handler;
143 void (*_sa_sigaction)(int, struct siginfo *, void *);
144 } _u;
145 sigset_t sa_mask;
146 unsigned long sa_flags;
147 void (*sa_restorer)(void);
148};
149
150#define sa_handler _u._sa_handler
151#define sa_sigaction _u._sa_sigaction
152
153#endif /* __KERNEL__ */
154
155typedef struct sigaltstack {
156 void __user *ss_sp;
157 int ss_flags;
158 size_t ss_size;
159} stack_t;
160
161#ifdef __KERNEL__
162#include <asm/sigcontext.h>
163
164#undef __HAVE_ARCH_SIG_BITOPS
165
166struct pt_regs;
167extern int FASTCALL(do_signal(struct pt_regs *regs, sigset_t *oldset));
168
169#define ptrace_signal_deliver(regs, cookie) do { } while (0)
170
171#endif /* __KERNEL__ */
172
173#endif /* _ASM_M32R_SIGNAL_H */