1998-09-07 07:45:24 +08:00
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#ifndef _SIGNAL_H
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1998-08-10 01:39:48 +08:00
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#if defined __need_sig_atomic_t || defined __need_sigset_t
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# include <signal/signal.h>
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#else
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# include <signal/signal.h>
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/* Now define the internal interfaces. */
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1999-11-24 01:31:31 +08:00
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extern __sighandler_t __bsd_signal (int __sig, __sighandler_t __handler);
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extern int __kill (__pid_t __pid, int __sig);
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extern int __sigblock (int __mask);
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extern int __sigsetmask (int __mask);
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extern int __sigprocmask (int __how,
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__const sigset_t *__set, sigset_t *__oset);
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extern int __sigsuspend (__const sigset_t *__set);
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extern int __sigwait (__const sigset_t *__set, int *__sig);
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extern int __sigwaitinfo (__const sigset_t *__set, siginfo_t *__info);
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extern int __sigtimedwait (__const sigset_t *__set, siginfo_t *__info,
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__const struct timespec *__timeout);
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extern int __sigqueue (__pid_t __pid, int __sig,
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__const union sigval __val);
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extern int __sigvec (int __sig, __const struct sigvec *__vec,
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struct sigvec *__ovec);
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extern int __sigreturn (struct sigcontext *__scp);
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extern int __sigaltstack (__const struct sigaltstack *__ss,
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struct sigaltstack *__oss);
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2000-07-07 08:44:21 +08:00
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extern int __libc_sigaction (int sig, const struct sigaction *act,
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struct sigaction *oact);
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1999-02-08 05:30:11 +08:00
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/* Allocate real-time signal with highest/lowest available priority. */
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1999-11-24 01:31:31 +08:00
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extern int __libc_allocate_rtsig (int __high);
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1998-08-10 01:39:48 +08:00
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#endif
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1998-09-07 07:45:24 +08:00
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#endif
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