arch/m68k/include/asm/siginfo.h

   1 #ifndef _M68K_SIGINFO_H
   2 #define _M68K_SIGINFO_H
   3
   4 #ifndef __uClinux__
   5 #define HAVE_ARCH_SIGINFO_T
   6 #define HAVE_ARCH_COPY_SIGINFO
   7 #endif
   8
   9 #include <asm-generic/siginfo.h>
  10
  11 #ifndef __uClinux__
  12
  13 typedef struct siginfo {
  14         int si_signo;
  15         int si_errno;
  16         int si_code;
  17
  18         union {
  19                 int _pad[SI_PAD_SIZE];
  20
  21                 /* kill() */
  22                 struct {
  23                         __kernel_pid_t _pid;    /* sender's pid */
  24                         __kernel_uid_t _uid;    /* backwards compatibility */
  25                         __kernel_uid32_t _uid32; /* sender's uid */
  26                 } _kill;
  27
  28                 /* POSIX.1b timers */
  29                 struct {
  30                         timer_t _tid;           /* timer id */
  31                         int _overrun;           /* overrun count */
  32                         char _pad[sizeof( __ARCH_SI_UID_T) - sizeof(int)];
  33                         sigval_t _sigval;       /* same as below */
  34                         int _sys_private;       /* not to be passed to user */
  35                 } _timer;
  36
  37                 /* POSIX.1b signals */
  38                 struct {
  39                         __kernel_pid_t _pid;    /* sender's pid */
  40                         __kernel_uid_t _uid;    /* backwards compatibility */
  41                         sigval_t _sigval;
  42                         __kernel_uid32_t _uid32; /* sender's uid */
  43                 } _rt;
  44
  45                 /* SIGCHLD */
  46                 struct {
  47                         __kernel_pid_t _pid;    /* which child */
  48                         __kernel_uid_t _uid;    /* backwards compatibility */
  49                         int _status;            /* exit code */
  50                         clock_t _utime;
  51                         clock_t _stime;
  52                         __kernel_uid32_t _uid32; /* sender's uid */
  53                 } _sigchld;
  54
  55                 /* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
  56                 struct {
  57                         void *_addr; /* faulting insn/memory ref. */
  58                 } _sigfault;
  59
  60                 /* SIGPOLL */
  61                 struct {
  62                         int _band;      /* POLL_IN, POLL_OUT, POLL_MSG */
  63                         int _fd;
  64                 } _sigpoll;
  65         } _sifields;
  66 } siginfo_t;
  67
  68 #define UID16_SIGINFO_COMPAT_NEEDED
  69
  70 /*
  71  * How these fields are to be accessed.
  72  */
  73 #undef si_uid
  74 #ifdef __KERNEL__
  75 #define si_uid          _sifields._kill._uid32
  76 #define si_uid16        _sifields._kill._uid
  77 #else
  78 #define si_uid          _sifields._kill._uid
  79 #endif
  80
  81 #ifdef __KERNEL__
  82
  83 #include <linux/string.h>
  84
  85 static inline void copy_siginfo(struct siginfo *to, struct siginfo *from)
  86 {
  87         if (from->si_code < 0)
  88                 memcpy(to, from, sizeof(*to));
  89         else
  90                 /* _sigchld is currently the largest know union member */
  91                 memcpy(to, from, 3*sizeof(int) + sizeof(from->_sifields._sigchld));
  92 }
  93
  94 #endif /* __KERNEL__ */
  95 #endif /* !__uClinux__ */
  96
  97 #endif