| #ifndef _LINUX_SIGNAL_H |
| #define _LINUX_SIGNAL_H |
| |
| typedef unsigned int sigset_t; /* 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 SIGUNUSED 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 |
| |
| /* |
| * Most of these aren't used yet (and perhaps never will), |
| * so they are commented out. |
| */ |
| |
| |
| #define SIGIO 23 |
| #define SIGPOLL SIGIO |
| #define SIGURG SIGIO |
| #define SIGXCPU 24 |
| #define SIGXFSZ 25 |
| |
| |
| #define SIGVTALRM 26 |
| #define SIGPROF 27 |
| |
| #define SIGWINCH 28 |
| |
| /* |
| #define SIGLOST 29 |
| */ |
| #define SIGPWR 30 |
| |
| /* |
| * 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_RESTART is a no-op, as restarting is the default anyway. Use the |
| * SA_INTERRUPT flag to get interrupting signals.. |
| */ |
| #define SA_NOCLDSTOP 1 |
| #define SA_STACK 0x08000000 |
| #define SA_RESTART 0x10000000 |
| #define SA_INTERRUPT 0x20000000 |
| #define SA_NOMASK 0x40000000 |
| #define SA_ONESHOT 0x80000000 |
| |
| #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; |
| int sa_flags; |
| void (*sa_restorer)(void); |
| }; |
| |
| #endif |