signal.h
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#ifndef _ASM_SIGNAL_H
#define _ASM_SIGNAL_H
#include <linux/types.h>
#ifndef __KERNEL__
/* Here we must cater to libcs that poke about in kernel headers. */
#define NSIG 32
typedef unsigned long sigset_t;
#endif /* !__KERNEL__ */
#define SA_RESTORER 0x04000000 /* to get struct sigaction correct */
#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;
};
#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__ */
#endif /* _ASM_SIGNAL_H */