root/include/asm-m68k/siginfo.h

INCLUDED FROM

DEFINITIONS

1. copy_siginfo

#ifndef _M68K_SIGINFO_H
#define _M68K_SIGINFO_H

#define HAVE_ARCH_SIGINFO_T
#define HAVE_ARCH_COPY_SIGINFO

#include <asm-generic/siginfo.h>

typedef struct siginfo {
        int si_signo;
        int si_errno;
        int si_code;

        union {
                int _pad[SI_PAD_SIZE];

                /* kill() */
                struct {
                        __kernel_pid_t _pid;    /* sender's pid */
                        __kernel_uid_t _uid;    /* backwards compatibility */
                        __kernel_uid32_t _uid32; /* sender's uid */
                } _kill;

                /* POSIX.1b timers */
                struct {
                        timer_t _tid;           /* timer id */
                        int _overrun;           /* overrun count */
                        char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
                        sigval_t _sigval;       /* same as below */
                        int _sys_private;       /* not to be passed to user */
                } _timer;

                /* POSIX.1b signals */
                struct {
                        __kernel_pid_t _pid;    /* sender's pid */
                        __kernel_uid_t _uid;    /* backwards compatibility */
                        sigval_t _sigval;
                        __kernel_uid32_t _uid32; /* sender's uid */
                } _rt;

                /* SIGCHLD */
                struct {
                        __kernel_pid_t _pid;    /* which child */
                        __kernel_uid_t _uid;    /* backwards compatibility */
                        int _status;            /* exit code */
                        clock_t _utime;
                        clock_t _stime;
                        __kernel_uid32_t _uid32; /* sender's uid */
                } _sigchld;

                /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
                struct {
                        void *_addr; /* faulting insn/memory ref. */
                } _sigfault;

                /* SIGPOLL */
                struct {
                        int _band;      /* POLL_IN, POLL_OUT, POLL_MSG */
                        int _fd;
                } _sigpoll;
        } _sifields;
} siginfo_t;

#define UID16_SIGINFO_COMPAT_NEEDED

/*
 * How these fields are to be accessed.
 */
#undef si_uid
#ifdef __KERNEL__
#define si_uid          _sifields._kill._uid32
#define si_uid16        _sifields._kill._uid
#else
#define si_uid          _sifields._kill._uid
#endif

#ifdef __KERNEL__

#include <linux/string.h>

static inline void copy_siginfo(struct siginfo *to, struct siginfo *from)
{
        if (from->si_code < 0)
                memcpy(to, from, sizeof(*to));
        else
                /* _sigchld is currently the largest know union member */
                memcpy(to, from, 3*sizeof(int) + sizeof(from->_sifields._sigchld));
}

#endif /* __KERNEL__ */

#endif