[linux-2.6-block.git] / include / asm-mn10300 / signal.h

/* MN10300 Signal definitions
 *
 * Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
 * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public Licence
 * as published by the Free Software Foundation; either version
 * 2 of the Licence, or (at your option) any later version.
 */
#ifndef _ASM_SIGNAL_H
#define _ASM_SIGNAL_H

#include <linux/types.h>

/* Avoid too many header ordering problems.  */
struct siginfo;

#ifdef __KERNEL__
/* Most things should be clean enough to redefine this at will, if care
   is taken to make libc match.  */

#define _NSIG		64
#define _NSIG_BPW	32
#define _NSIG_WORDS	(_NSIG / _NSIG_BPW)

typedef unsigned long old_sigset_t;		/* at least 32 bits */

typedef struct {
	unsigned long	sig[_NSIG_WORDS];
} sigset_t;

#else
/* Here we must cater to libcs that poke about in kernel headers.  */

#define NSIG		32
typedef unsigned long sigset_t;

#endif /* __KERNEL__ */

#define SIGHUP		 1
#define SIGINT		 2
#define SIGQUIT		 3
#define SIGILL		 4
#define SIGTRAP		 5
#define SIGABRT		 6
#define SIGIOT		 6
#define SIGBUS		 7
#define SIGFPE		 8
#define SIGKILL		 9
#define SIGUSR1		10
#define SIGSEGV		11
#define SIGUSR2		12
#define SIGPIPE		13
#define SIGALRM		14
#define SIGTERM		15
#define SIGSTKFLT	16
#define SIGCHLD		17
#define SIGCONT		18
#define SIGSTOP		19
#define SIGTSTP		20
#define SIGTTIN		21
#define SIGTTOU		22
#define SIGURG		23
#define SIGXCPU		24
#define SIGXFSZ		25
#define SIGVTALRM	26
#define SIGPROF		27
#define SIGWINCH	28
#define SIGIO		29
#define SIGPOLL		SIGIO
/*
#define SIGLOST		29
*/
#define SIGPWR		30
#define SIGSYS		31
#define	SIGUNUSED	31

/* These should not be considered constants from userland.  */
#define SIGRTMIN	32
#define SIGRTMAX	(_NSIG-1)

/*
 * SA_FLAGS values:
 *
 * SA_ONSTACK indicates that a registered stack_t will be used.
 * SA_RESTART flag to get restarting signals (which were the default long ago)
 * SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
 * SA_RESETHAND clears the handler when the signal is delivered.
 * SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
 * SA_NODEFER prevents the current signal from being masked in the handler.
 *
 * SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
 * Unix names RESETHAND and NODEFER respectively.
 */
#define SA_NOCLDSTOP	0x00000001U
#define SA_NOCLDWAIT	0x00000002U
#define SA_SIGINFO	0x00000004U
#define SA_ONSTACK	0x08000000U
#define SA_RESTART	0x10000000U
#define SA_NODEFER	0x40000000U
#define SA_RESETHAND	0x80000000U

#define SA_NOMASK	SA_NODEFER
#define SA_ONESHOT	SA_RESETHAND

#define SA_RESTORER	0x04000000

/*
 * sigaltstack controls
 */
#define SS_ONSTACK	1
#define SS_DISABLE	2

#define MINSIGSTKSZ	2048
#define SIGSTKSZ	8192

#include <asm-generic/signal.h>

#ifdef __KERNEL__
struct old_sigaction {
	__sighandler_t sa_handler;
	old_sigset_t sa_mask;
	unsigned long sa_flags;
	__sigrestore_t sa_restorer;
};

struct sigaction {
	__sighandler_t sa_handler;
	unsigned long sa_flags;
	__sigrestore_t sa_restorer;
	sigset_t sa_mask;		/* mask last for extensibility */
};

struct k_sigaction {
	struct sigaction sa;
};
#else
/* Here we must cater to libcs that poke about in kernel headers.  */

struct sigaction {
	union {
	  __sighandler_t _sa_handler;
	  void (*_sa_sigaction)(int, struct siginfo *, void *);
	} _u;
	sigset_t sa_mask;
	unsigned long sa_flags;
	void (*sa_restorer)(void);
};

#define sa_handler	_u._sa_handler
#define sa_sigaction	_u._sa_sigaction

#endif /* __KERNEL__ */

typedef struct sigaltstack {
	void __user	*ss_sp;
	int		ss_flags;
	size_t		ss_size;
} stack_t;

#ifdef __KERNEL__
#include <asm/sigcontext.h>


struct pt_regs;
#define ptrace_signal_deliver(regs, cookie) do { } while (0)

#endif /* __KERNEL__ */

#endif /* _ASM_SIGNAL_H */
Commit	Line	Data
b920de1b DH	1	/* MN10300 Signal definitions
	2	*
	3	* Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
	4	* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
	5	*
	6	* This program is free software; you can redistribute it and/or
	7	* modify it under the terms of the GNU General Public Licence
	8	* as published by the Free Software Foundation; either version
	9	* 2 of the Licence, or (at your option) any later version.
	10	*/
	11	#ifndef _ASM_SIGNAL_H
	12	#define _ASM_SIGNAL_H
	13
	14	#include <linux/types.h>
	15
	16	/* Avoid too many header ordering problems. */
	17	struct siginfo;
	18
	19	#ifdef __KERNEL__
	20	/* Most things should be clean enough to redefine this at will, if care
	21	is taken to make libc match. */
	22
	23	#define _NSIG 64
	24	#define _NSIG_BPW 32
	25	#define _NSIG_WORDS (_NSIG / _NSIG_BPW)
	26
	27	typedef unsigned long old_sigset_t; /* at least 32 bits */
	28
	29	typedef struct {
	30	unsigned long sig[_NSIG_WORDS];
	31	} sigset_t;
	32
	33	#else
	34	/* Here we must cater to libcs that poke about in kernel headers. */
	35
	36	#define NSIG 32
	37	typedef unsigned long sigset_t;
	38
	39	#endif /* __KERNEL__ */
	40
	41	#define SIGHUP 1
	42	#define SIGINT 2
	43	#define SIGQUIT 3
	44	#define SIGILL 4
	45	#define SIGTRAP 5
	46	#define SIGABRT 6
	47	#define SIGIOT 6
	48	#define SIGBUS 7
	49	#define SIGFPE 8
	50	#define SIGKILL 9
	51	#define SIGUSR1 10
	52	#define SIGSEGV 11
	53	#define SIGUSR2 12
	54	#define SIGPIPE 13
	55	#define SIGALRM 14
	56	#define SIGTERM 15
	57	#define SIGSTKFLT 16
	58	#define SIGCHLD 17
	59	#define SIGCONT 18
	60	#define SIGSTOP 19
	61	#define SIGTSTP 20
	62	#define SIGTTIN 21
	63	#define SIGTTOU 22
	64	#define SIGURG 23
65	#define SIGXCPU 24
66	#define SIGXFSZ 25
67	#define SIGVTALRM 26
68	#define SIGPROF 27
69	#define SIGWINCH 28
70	#define SIGIO 29
71	#define SIGPOLL SIGIO
72	/*
73	#define SIGLOST 29
74	*/
75	#define SIGPWR 30
76	#define SIGSYS 31
77	#define SIGUNUSED 31
78
79	/* These should not be considered constants from userland. */
80	#define SIGRTMIN 32
81	#define SIGRTMAX (_NSIG-1)
82
83	/*
84	* SA_FLAGS values:
85	*
86	* SA_ONSTACK indicates that a registered stack_t will be used.
87	* SA_RESTART flag to get restarting signals (which were the default long ago)
88	* SA_NOCLDSTOP flag to turn off SIGCHLD when children stop.
89	* SA_RESETHAND clears the handler when the signal is delivered.
90	* SA_NOCLDWAIT flag on SIGCHLD to inhibit zombies.
91	* SA_NODEFER prevents the current signal from being masked in the handler.
92	*
93	* SA_ONESHOT and SA_NOMASK are the historical Linux names for the Single
94	* Unix names RESETHAND and NODEFER respectively.
95	*/
96	#define SA_NOCLDSTOP 0x00000001U
97	#define SA_NOCLDWAIT 0x00000002U
98	#define SA_SIGINFO 0x00000004U
99	#define SA_ONSTACK 0x08000000U
100	#define SA_RESTART 0x10000000U
101	#define SA_NODEFER 0x40000000U
102	#define SA_RESETHAND 0x80000000U
103
104	#define SA_NOMASK SA_NODEFER
105	#define SA_ONESHOT SA_RESETHAND
106
107	#define SA_RESTORER 0x04000000
108
109	/*
110	* sigaltstack controls
111	*/
112	#define SS_ONSTACK 1
113	#define SS_DISABLE 2
114
115	#define MINSIGSTKSZ 2048
116	#define SIGSTKSZ 8192
117
118	#include <asm-generic/signal.h>
119
120	#ifdef __KERNEL__
121	struct old_sigaction {
122	__sighandler_t sa_handler;
123	old_sigset_t sa_mask;
124	unsigned long sa_flags;
125	__sigrestore_t sa_restorer;
126	};
127
128	struct sigaction {
129	__sighandler_t sa_handler;
130	unsigned long sa_flags;
131	__sigrestore_t sa_restorer;
132	sigset_t sa_mask; /* mask last for extensibility */
133	};
134
135	struct k_sigaction {
136	struct sigaction sa;
137	};
138	#else
139	/* Here we must cater to libcs that poke about in kernel headers. */
140
141	struct sigaction {
142	union {
143	__sighandler_t _sa_handler;
144	void (_sa_sigaction)(int, struct siginfo , void *);
145	} _u;
146	sigset_t sa_mask;
147	unsigned long sa_flags;
148	void (*sa_restorer)(void);
149	};
150
151	#define sa_handler _u._sa_handler
152	#define sa_sigaction _u._sa_sigaction
153
154	#endif /* __KERNEL__ */
155
156	typedef struct sigaltstack {
157	void __user *ss_sp;
158	int ss_flags;
159	size_t ss_size;
160	} stack_t;
161
162	#ifdef __KERNEL__
163	#include <asm/sigcontext.h>
164
165
166	struct pt_regs;
167	#define ptrace_signal_deliver(regs, cookie) do { } while (0)
168
169	#endif /* __KERNEL__ */
170
171	#endif /* _ASM_SIGNAL_H */