137 lines
4.4 KiB
C
137 lines
4.4 KiB
C
/*-
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* SPDX-License-Identifier: BSD-3-Clause
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*
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* Copyright (c) 1991, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)signal.h 8.3 (Berkeley) 3/30/94
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*/
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#ifndef _SIGNAL_H_
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#define _SIGNAL_H_
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#include <sys/cdefs.h>
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#include <sys/_types.h>
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#include <sys/signal.h>
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#if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
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#include <machine/ucontext.h>
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#include <sys/_ucontext.h>
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#endif
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__NULLABILITY_PRAGMA_PUSH
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#if __BSD_VISIBLE
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/*
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* XXX should enlarge these, if only to give empty names instead of bounds
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* errors for large signal numbers.
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*/
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extern const char * const sys_signame[NSIG];
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extern const char * const sys_siglist[NSIG];
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extern const int sys_nsig;
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#endif
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#if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE
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#ifndef _PID_T_DECLARED
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typedef __pid_t pid_t;
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#define _PID_T_DECLARED
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#endif
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#endif
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#if __POSIX_VISIBLE || __XSI_VISIBLE
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struct pthread; /* XXX */
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typedef struct pthread *__pthread_t;
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#if !defined(_PTHREAD_T_DECLARED) && __POSIX_VISIBLE >= 200809
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typedef __pthread_t pthread_t;
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#define _PTHREAD_T_DECLARED
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#endif
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#endif /* __POSIX_VISIBLE || __XSI_VISIBLE */
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__BEGIN_DECLS
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int raise(int);
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#if __POSIX_VISIBLE || __XSI_VISIBLE
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int kill(__pid_t, int);
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int pthread_kill(__pthread_t, int);
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int pthread_sigmask(int, const __sigset_t * __restrict,
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__sigset_t * __restrict);
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int sigaction(int, const struct sigaction * __restrict,
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struct sigaction * __restrict);
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int sigaddset(sigset_t *, int);
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int sigdelset(sigset_t *, int);
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int sigemptyset(sigset_t *);
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int sigfillset(sigset_t *);
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int sigismember(const sigset_t *, int);
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int sigpending(sigset_t * _Nonnull);
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int sigprocmask(int, const sigset_t * __restrict, sigset_t * __restrict);
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int sigsuspend(const sigset_t * _Nonnull);
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int sigwait(const sigset_t * _Nonnull __restrict,
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int * _Nonnull __restrict);
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#endif
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#if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 600
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int sigqueue(__pid_t, int, const union sigval);
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struct timespec;
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int sigtimedwait(const sigset_t * __restrict, siginfo_t * __restrict,
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const struct timespec * __restrict);
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int sigwaitinfo(const sigset_t * __restrict, siginfo_t * __restrict);
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#endif
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#if __XSI_VISIBLE
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int killpg(__pid_t, int);
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int sigaltstack(const stack_t * __restrict, stack_t * __restrict);
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int sighold(int);
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int sigignore(int);
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int sigpause(int);
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int sigrelse(int);
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void (* _Nullable sigset(int, void (* _Nullable)(int)))(int);
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int xsi_sigpause(int);
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#endif
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#if __XSI_VISIBLE >= 600
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int siginterrupt(int, int);
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#endif
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#if __POSIX_VISIBLE >= 200809
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void psignal(int, const char *);
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#endif
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#if __BSD_VISIBLE
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int sigandset(sigset_t *dest, const sigset_t *left, const sigset_t *right);
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int sigblock(int);
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int sigisemptyset(const sigset_t *set);
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int sigorset(sigset_t *dest, const sigset_t *left, const sigset_t *right);
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int sigreturn(const struct __ucontext *);
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int sigsetmask(int);
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int sigstack(const struct sigstack *, struct sigstack *);
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int sigvec(int, struct sigvec *, struct sigvec *);
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#endif
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__END_DECLS
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__NULLABILITY_PRAGMA_POP
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#endif /* !_SIGNAL_H_ */
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