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Linus Torvalds1da177e2005-04-16 15:20:36 -07001#ifndef _ASM_M32R_SIGNAL_H
2#define _ASM_M32R_SIGNAL_H
3
Linus Torvalds1da177e2005-04-16 15:20:36 -07004#include <linux/types.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07005#include <linux/time.h>
6#include <linux/compiler.h>
7
8/* Avoid too many header ordering problems. */
9struct siginfo;
10
11#ifdef __KERNEL__
12/* Most things should be clean enough to redefine this at will, if care
13 is taken to make libc match. */
14
15#define _NSIG 64
16#define _NSIG_BPW 32
17#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
18
19typedef unsigned long old_sigset_t; /* at least 32 bits */
20
21typedef struct {
22 unsigned long sig[_NSIG_WORDS];
23} sigset_t;
24
25#else
26/* Here we must cater to libcs that poke about in kernel headers. */
27
28#define NSIG 32
29typedef unsigned long sigset_t;
30
31#endif /* __KERNEL__ */
32
33#define SIGHUP 1
34#define SIGINT 2
35#define SIGQUIT 3
36#define SIGILL 4
37#define SIGTRAP 5
38#define SIGABRT 6
39#define SIGIOT 6
40#define SIGBUS 7
41#define SIGFPE 8
42#define SIGKILL 9
43#define SIGUSR1 10
44#define SIGSEGV 11
45#define SIGUSR2 12
46#define SIGPIPE 13
47#define SIGALRM 14
48#define SIGTERM 15
49#define SIGSTKFLT 16
50#define SIGCHLD 17
51#define SIGCONT 18
52#define SIGSTOP 19
53#define SIGTSTP 20
54#define SIGTTIN 21
55#define SIGTTOU 22
56#define SIGURG 23
57#define SIGXCPU 24
58#define SIGXFSZ 25
59#define SIGVTALRM 26
60#define SIGPROF 27
61#define SIGWINCH 28
62#define SIGIO 29
63#define SIGPOLL SIGIO
64/*
65#define SIGLOST 29
66*/
67#define SIGPWR 30
68#define SIGSYS 31
69#define SIGUNUSED 31
70
71/* These should not be considered constants from userland. */
72#define SIGRTMIN 32
73#define SIGRTMAX _NSIG
74
75/*
76 * SA_FLAGS values:
77 *
78 * SA_ONSTACK indicates that a registered stack_t will be used.
Linus Torvalds1da177e2005-04-16 15:20:36 -070079 * SA_RESTART flag to get restarting signals (which were the default long ago)
80 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
81 * SA_RESETHAND clears the handler when the signal is delivered.
82 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
83 * SA_NODEFER prevents the current signal from being masked in the handler.
84 *
85 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
86 * Unix names RESETHAND and NODEFER respectively.
87 */
88#define SA_NOCLDSTOP 0x00000001u
89#define SA_NOCLDWAIT 0x00000002u
90#define SA_SIGINFO 0x00000004u
91#define SA_ONSTACK 0x08000000u
92#define SA_RESTART 0x10000000u
93#define SA_NODEFER 0x40000000u
94#define SA_RESETHAND 0x80000000u
95
96#define SA_NOMASK SA_NODEFER
97#define SA_ONESHOT SA_RESETHAND
Linus Torvalds1da177e2005-04-16 15:20:36 -070098
99#define SA_RESTORER 0x04000000
100
101/*
102 * sigaltstack controls
103 */
104#define SS_ONSTACK 1
105#define SS_DISABLE 2
106
107#define MINSIGSTKSZ 2048
108#define SIGSTKSZ 8192
109
Arnd Bergmann63b852a2009-05-13 22:56:24 +0000110#include <asm-generic/signal-defs.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -0700111
112#ifdef __KERNEL__
113struct old_sigaction {
114 __sighandler_t sa_handler;
115 old_sigset_t sa_mask;
116 unsigned long sa_flags;
117 __sigrestore_t sa_restorer;
118};
119
120struct sigaction {
121 __sighandler_t sa_handler;
122 unsigned long sa_flags;
123 __sigrestore_t sa_restorer;
124 sigset_t sa_mask; /* mask last for extensibility */
125};
126
127struct k_sigaction {
128 struct sigaction sa;
129};
130#else
131/* Here we must cater to libcs that poke about in kernel headers. */
132
133struct sigaction {
134 union {
135 __sighandler_t _sa_handler;
136 void (*_sa_sigaction)(int, struct siginfo *, void *);
137 } _u;
138 sigset_t sa_mask;
139 unsigned long sa_flags;
140 void (*sa_restorer)(void);
141};
142
143#define sa_handler _u._sa_handler
144#define sa_sigaction _u._sa_sigaction
145
146#endif /* __KERNEL__ */
147
148typedef struct sigaltstack {
149 void __user *ss_sp;
150 int ss_flags;
151 size_t ss_size;
152} stack_t;
153
154#ifdef __KERNEL__
155#include <asm/sigcontext.h>
156
157#undef __HAVE_ARCH_SIG_BITOPS
158
159struct pt_regs;
Harvey Harrison56c4da42008-01-30 13:31:17 +0100160extern int do_signal(struct pt_regs *regs, sigset_t *oldset);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700161
162#define ptrace_signal_deliver(regs, cookie) do { } while (0)
163
164#endif /* __KERNEL__ */
165
166#endif /* _ASM_M32R_SIGNAL_H */