diff options
Diffstat (limited to 'i386/i386at/gpl/linux/include/asm/signal.h')
-rw-r--r-- | i386/i386at/gpl/linux/include/asm/signal.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/i386/i386at/gpl/linux/include/asm/signal.h b/i386/i386at/gpl/linux/include/asm/signal.h new file mode 100644 index 00000000..b37613fe --- /dev/null +++ b/i386/i386at/gpl/linux/include/asm/signal.h @@ -0,0 +1,95 @@ +#ifndef _ASMi386_SIGNAL_H +#define _ASMi386_SIGNAL_H + +typedef unsigned long sigset_t; /* at least 32 bits */ + +#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) + */ +#define SA_NOCLDSTOP 1 +#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 |