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#ifndef _M68K_SIGNAL_H
#define _M68K_SIGNAL_H
 
typedef unsigned long sigset_t;		/* at least 32 bits */
 
/* An evil possibility: 31 would let us store a signal_struct within 508 bytes */
#define _NSIG             32
#define NSIG		_NSIG
 
#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	SIGUNUSED	31
 
/*
 * sa_flags values: SA_STACK is not currently supported, but will allow the
 * usage of signal stacks by using the (now obsolete) sa_restorer field in
 * the sigaction structure as a stack pointer. This is now possible due to
 * the changes in signal handling. LBT 010493.
 * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the
 * SA_RESTART flag to get restarting signals (which were the default long ago)
 * SA_SHIRQ flag is for shared interrupt support on PCI and EISA.
 */
#define SA_NOCLDSTOP	1
#define SA_SHIRQ	0x04000000
#define SA_STACK	0x08000000
#define SA_RESTART	0x10000000
#define SA_INTERRUPT	0x20000000
#define SA_NOMASK	0x40000000
#define SA_ONESHOT	0x80000000
 
#ifdef __KERNEL__
/*
 * These values of sa_flags are used only by the kernel as part of the
 * irq handling routines.
 *
 * SA_INTERRUPT is also used by the irq handling routines.
 */
#define SA_PROBE SA_ONESHOT
#define SA_SAMPLE_RANDOM SA_RESTART
#endif
 
#define SIG_BLOCK          0	/* for blocking signals */
#define SIG_UNBLOCK        1	/* for unblocking signals */
#define SIG_SETMASK        2	/* for setting the signal mask */
 
/* Type of a signal handler.  */
typedef void (*__sighandler_t)(int);
 
#define SIG_DFL	((__sighandler_t)0)	/* default signal handling */
#define SIG_IGN	((__sighandler_t)1)	/* ignore signal */
#define SIG_ERR	((__sighandler_t)-1)	/* error return from signal */
 
struct sigaction {
	__sighandler_t sa_handler;
	sigset_t sa_mask;
	unsigned long sa_flags;
	void (*sa_restorer)(void);
};
 
#ifdef __KERNEL__
#include <asm/sigcontext.h>
#endif
 
#endif /* _M68K_SIGNAL_H */