66 lines
1.7 KiB
C
66 lines
1.7 KiB
C
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#ifndef _SIGNAL_H
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#define _SIGNAL_H
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#include <sys/types.h>
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typedef int sig_atomic_t;
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typedef unsigned int sigset_t; /* 32 bits */
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#define _NSIG 32
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#define NSIG _NSIG
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#define SIGHUP 1
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#define SIGINT 2
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#define SIGQUIT 3
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#define SIGILL 4
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#define SIGTRAP 5
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#define SIGABRT 6
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#define SIGIOT 6
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#define SIGUNUSED 7
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#define SIGFPE 8
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#define SIGKILL 9
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#define SIGUSR1 10
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#define SIGSEGV 11
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#define SIGUSR2 12
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#define SIGPIPE 13
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#define SIGALRM 14
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#define SIGTERM 15
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#define SIGSTKFLT 16
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#define SIGCHLD 17
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#define SIGCONT 18
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#define SIGSTOP 19
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#define SIGTSTP 20
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#define SIGTTIN 21
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#define SIGTTOU 22
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/* Ok, I haven't implemented sigactions, but trying to keep headers POSIX */
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#define SA_NOCLDSTOP 1
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#define SIG_BLOCK 0 /* for blocking signals */
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#define SIG_UNBLOCK 1 /* for unblocking signals */
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#define SIG_SETMASK 2 /* for setting the signal mask */
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#define SIG_DFL ((void (*)(int))0) /* default signal handling */
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#define SIG_IGN ((void (*)(int))1) /* ignore signal */
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struct sigaction {
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void (*sa_handler)(int);
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sigset_t sa_mask;
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int sa_flags;
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};
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void (*signal(int _sig, void (*_func)(int)))(int);
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int raise(int sig);
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int kill(pid_t pid, int sig);
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int sigaddset(sigset_t *mask, int signo);
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int sigdelset(sigset_t *mask, int signo);
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int sigemptyset(sigset_t *mask);
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int sigfillset(sigset_t *mask);
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int sigismember(sigset_t *mask, int signo); /* 1 - is, 0 - not, -1 error */
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int sigpending(sigset_t *set);
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int sigprocmask(int how, sigset_t *set, sigset_t *oldset);
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int sigsuspend(sigset_t *sigmask);
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int sigaction(int sig, struct sigaction *act, struct sigaction *oldact);
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#endif /* _SIGNAL_H */
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