include/asm-i386/signal.h

/* */
   1 #ifndef _ASMi386_SIGNAL_H
   2 #define _ASMi386_SIGNAL_H
   3 
   4 typedef unsigned long sigset_t;         /* at least 32 bits */
   5 
   6 #define _NSIG             32
   7 #define NSIG            _NSIG
   8 
   9 #define SIGHUP           1
  10 #define SIGINT           2
  11 #define SIGQUIT          3
  12 #define SIGILL           4
  13 #define SIGTRAP          5
  14 #define SIGABRT          6
  15 #define SIGIOT           6
  16 #define SIGBUS           7
  17 #define SIGFPE           8
  18 #define SIGKILL          9
  19 #define SIGUSR1         10
  20 #define SIGSEGV         11
  21 #define SIGUSR2         12
  22 #define SIGPIPE         13
  23 #define SIGALRM         14
  24 #define SIGTERM         15
  25 #define SIGSTKFLT       16
  26 #define SIGCHLD         17
  27 #define SIGCONT         18
  28 #define SIGSTOP         19
  29 #define SIGTSTP         20
  30 #define SIGTTIN         21
  31 #define SIGTTOU         22
  32 #define SIGURG          23
  33 #define SIGXCPU         24
  34 #define SIGXFSZ         25
  35 #define SIGVTALRM       26
  36 #define SIGPROF         27
  37 #define SIGWINCH        28
  38 #define SIGIO           29
  39 #define SIGPOLL         SIGIO
  40 /*
  41 #define SIGLOST         29
  42 */
  43 #define SIGPWR          30
  44 #define SIGUNUSED       31
  45 
  46 /*
  47  * sa_flags values: SA_STACK is not currently supported, but will allow the
  48  * usage of signal stacks by using the (now obsolete) sa_restorer field in
  49  * the sigaction structure as a stack pointer. This is now possible due to
  50  * the changes in signal handling. LBT 010493.
  51  * SA_INTERRUPT is a no-op, but left due to historical reasons. Use the
  52  * SA_RESTART flag to get restarting signals (which were the default long ago)
  53  */
  54 #define SA_NOCLDSTOP    1
  55 #define SA_STACK        0x08000000
  56 #define SA_RESTART      0x10000000
  57 #define SA_INTERRUPT    0x20000000
  58 #define SA_NOMASK       0x40000000
  59 #define SA_ONESHOT      0x80000000
  60 
  61 #define SIG_BLOCK          0    /* for blocking signals */
  62 #define SIG_UNBLOCK        1    /* for unblocking signals */
  63 #define SIG_SETMASK        2    /* for setting the signal mask */
  64 
  65 /* Type of a signal handler.  */
  66 typedef void (*__sighandler_t)(int);
  67 
  68 #define SIG_DFL ((__sighandler_t)0)     /* default signal handling */
  69 #define SIG_IGN ((__sighandler_t)1)     /* ignore signal */
  70 #define SIG_ERR ((__sighandler_t)-1)    /* error return from signal */
  71 
  72 struct sigaction {
  73         __sighandler_t sa_handler;
  74         sigset_t sa_mask;
  75         unsigned long sa_flags;
  76         void (*sa_restorer)(void);
  77 };
  78 
  79 #ifdef __KERNEL__
  80 
  81 struct sigcontext_struct {
  82         unsigned short gs, __gsh;
  83         unsigned short fs, __fsh;
  84         unsigned short es, __esh;
  85         unsigned short ds, __dsh;
  86         unsigned long edi;
  87         unsigned long esi;
  88         unsigned long ebp;
  89         unsigned long esp;
  90         unsigned long ebx;
  91         unsigned long edx;
  92         unsigned long ecx;
  93         unsigned long eax;
  94         unsigned long trapno;
  95         unsigned long err;
  96         unsigned long eip;
  97         unsigned short cs, __csh;
  98         unsigned long eflags;
  99         unsigned long esp_at_signal;
 100         unsigned short ss, __ssh;
 101         unsigned long i387;
 102         unsigned long oldmask;
 103         unsigned long cr2;
 104 };
 105 
 106 #endif
 107 
 108 #endif
/* */
root/include/asm-i386/signal.h

INCLUDED FROM
