| 71 |
7u83 |
1 |
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2 |
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3 |
#define SIG_DFL (void*)0
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4 |
#define SIG_IGN (void*)1
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5 |
#define SIG_ERR (void*)-1
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6 |
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7 |
#define SIGINT 2 /* interrupt */
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8 |
#define SIGILL 4 /* illegal instr. (not reset when caught) */
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9 |
#define SIGABRT 6 /* abort() */
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10 |
#define SIGFPE 8 /* floating point exception */
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11 |
#define SIGSEGV 11 /* segmentation violation */
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12 |
#define SIGTERM 15 /* software termination signal from kill */
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13 |
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| 72 |
7u83 |
14 |
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15 |
#define SIGHUP 1 /* hangup */
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16 |
#define SIGINT 2 /* interrupt */
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17 |
#define SIGQUIT 3 /* quit */
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18 |
#define SIGILL 4 /* illegal instr. (not reset when caught) */
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19 |
#define SIGTRAP 5 /* trace trap (not reset when caught) */
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20 |
#define SIGABRT 6 /* abort() */
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21 |
#define SIGIOT SIGABRT /* compatibility */
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22 |
#define SIGEMT 7 /* EMT instruction */
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23 |
#define SIGFPE 8 /* floating point exception */
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24 |
#define SIGKILL 9 /* kill (cannot be caught or ignored) */
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25 |
#define SIGBUS 10 /* bus error */
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26 |
#define SIGSEGV 11 /* segmentation violation */
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27 |
#define SIGSYS 12 /* non-existent system call invoked */
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28 |
#define SIGPIPE 13 /* write on a pipe with no one to read it */
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29 |
#define SIGALRM 14 /* alarm clock */
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30 |
#define SIGTERM 15 /* software termination signal from kill */
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31 |
#define SIGURG 16 /* urgent condition on IO channel */
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32 |
#define SIGSTOP 17 /* sendable stop signal not from tty */
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33 |
#define SIGTSTP 18 /* stop signal from tty */
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34 |
#define SIGCONT 19 /* continue a stopped process */
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35 |
#define SIGCHLD 20 /* to parent on child stop or exit */
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36 |
#define SIGTTIN 21 /* to readers pgrp upon background tty read */
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37 |
#define SIGTTOU 22 /* like TTIN if (tp->t_local<OSTOP) */
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38 |
#define SIGIO 23 /* input/output possible signal */
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39 |
#if __XSI_VISIBLE
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40 |
#define SIGXCPU 24 /* exceeded CPU time limit */
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41 |
#define SIGXFSZ 25 /* exceeded file size limit */
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42 |
#define SIGVTALRM 26 /* virtual time alarm */
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43 |
#define SIGPROF 27 /* profiling time alarm */
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44 |
#endif
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45 |
#if __BSD_VISIBLE
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46 |
#define SIGWINCH 28 /* window size changes */
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47 |
#define SIGINFO 29 /* information request */
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48 |
#endif
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49 |
#define SIGUSR1 30 /* user defined signal 1 */
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50 |
#define SIGUSR2 31 /* user defined signal 2 */
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51 |
#if __BSD_VISIBLE
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52 |
#define SIGTHR 32 /* reserved by thread library. */
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53 |
#define SIGLWP SIGTHR
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54 |
#define SIGLIBRT 33 /* reserved by real-time library. */
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55 |
#endif
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56 |
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57 |
#define SIGRTMIN 65
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58 |
#define SIGRTMAX 126
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59 |
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60 |
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61 |
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62 |
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63 |
#define SIG_BLOCK 1 /* block specified signal set */
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64 |
#define SIG_UNBLOCK 2 /* unblock specified signal set */
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65 |
#define SIG_SETMASK 3 /* set specified signal set */
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66 |
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| 71 |
7u83 |
67 |
typedef int sig_atomic_t;
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68 |
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| 72 |
7u83 |
69 |
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70 |
#define sigset_t int
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71 |
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72 |
struct sigaction {
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73 |
void (*sa_handler)(int);
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74 |
union {
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75 |
void (*sa_sigaction)(int, struct __siginfo *, void *);
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76 |
} xxsa_handler; /* signal handler */
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77 |
int sa_flags; /* see signal options below */
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78 |
sigset_t sa_mask; /* signal mask to apply */
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79 |
};
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80 |
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81 |
#define SA_NOCLDSTOP 0x0008 /* do not generate SIGCHLD on child stop */
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82 |
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83 |
#define SA_ONSTACK 0x0001 /* take signal on signal stack */
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84 |
#define SA_RESTART 0x0002 /* restart system call on signal return */
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85 |
#define SA_RESETHAND 0x0004 /* reset to SIG_DFL when taking signal */
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86 |
#define SA_NODEFER 0x0010 /* don't mask the signal we're delivering */
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87 |
#define SA_NOCLDWAIT 0x0020 /* don't keep zombies around */
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88 |
#define SA_SIGINFO 0x0040 /* signal handler with SA_SIGINFO args */
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89 |
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90 |
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