44b309378f
behavior. This unbreaks GCC 4.4's libgfortran build with the old signal.h logic, because GCC decided to put the body for the sigsetop functions in multiple objects.
210 lines
6.3 KiB
C
210 lines
6.3 KiB
C
/* $NetBSD: signal.h,v 1.53 2010/07/31 00:04:42 joerg Exp $ */
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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/featuretest.h>
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#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
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defined(_NETBSD_SOURCE)
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#include <sys/types.h>
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#endif
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#include <sys/signal.h>
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#if defined(_NETBSD_SOURCE)
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extern const char *const *sys_signame __RENAME(__sys_signame14);
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#ifndef __SYS_SIGLIST_DECLARED
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#define __SYS_SIGLIST_DECLARED
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/* also in unistd.h */
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extern const char *const *sys_siglist __RENAME(__sys_siglist14);
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#endif /* __SYS_SIGLIST_DECLARED */
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extern const int sys_nsig __RENAME(__sys_nsig14);
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#endif
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__BEGIN_DECLS
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int raise(int);
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#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
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defined(_NETBSD_SOURCE)
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int kill(pid_t, int);
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int __libc_sigaction14(int, const struct sigaction * __restrict,
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struct sigaction * __restrict);
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#if (_POSIX_C_SOURCE - 0L) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
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defined(_NETBSD_SOURCE)
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int pthread_sigmask(int, const sigset_t * __restrict,
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sigset_t * __restrict);
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int pthread_kill(pthread_t, int);
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int __libc_thr_sigsetmask(int, const sigset_t * __restrict,
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sigset_t * __restrict);
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#ifndef __LIBPTHREAD_SOURCE__
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#define pthread_sigmask __libc_thr_sigsetmask
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#endif /* __LIBPTHREAD_SOURCE__ */
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#endif
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#ifndef __LIBC12_SOURCE__
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int sigaction(int, const struct sigaction * __restrict,
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struct sigaction * __restrict) __RENAME(__sigaction14);
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int sigaddset(sigset_t *, int) __RENAME(__sigaddset14);
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int sigdelset(sigset_t *, int) __RENAME(__sigdelset14);
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int sigemptyset(sigset_t *) __RENAME(__sigemptyset14);
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int sigfillset(sigset_t *) __RENAME(__sigfillset14);
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int sigismember(const sigset_t *, int) __RENAME(__sigismember14);
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int sigpending(sigset_t *) __RENAME(__sigpending14);
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int sigprocmask(int, const sigset_t * __restrict, sigset_t * __restrict)
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__RENAME(__sigprocmask14);
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int sigsuspend(const sigset_t *) __RENAME(__sigsuspend14);
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#if defined(__c99inline) || defined(__SIGSETOPS_BODY)
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#if defined(__SIGSETOPS_BODY)
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#undef __c99inline
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#define __c99inline
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#endif
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/* note: this appears in both errno.h and signal.h */
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#ifndef __errno
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int *__errno(void);
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#define __errno __errno
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#endif
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/* the same as "errno" - but signal.h is not allowed to define that */
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#ifndef ___errno
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#define ___errno (*__errno())
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#endif
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__c99inline int
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sigaddset(sigset_t *set, int signo)
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{
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if (signo <= 0 || signo >= _NSIG) {
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___errno = 22; /* EINVAL */
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return (-1);
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}
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__sigaddset(set, signo);
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return (0);
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}
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__c99inline int
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sigdelset(sigset_t *set, int signo)
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{
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if (signo <= 0 || signo >= _NSIG) {
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___errno = 22; /* EINVAL */
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return (-1);
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}
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__sigdelset(set, signo);
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return (0);
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}
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__c99inline int
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sigismember(const sigset_t *set, int signo)
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{
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if (signo <= 0 || signo >= _NSIG) {
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___errno = 22; /* EINVAL */
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return (-1);
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}
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return (__sigismember(set, signo));
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}
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__c99inline int
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sigemptyset(sigset_t *set)
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{
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__sigemptyset(set);
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return (0);
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}
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__c99inline int
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sigfillset(sigset_t *set)
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{
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__sigfillset(set);
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return (0);
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}
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#endif /* __c99inline */
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#endif /* !__LIBC12_SOURCE__ */
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/*
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* X/Open CAE Specification Issue 4 Version 2
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*/
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#if (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \
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(_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
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int killpg(pid_t, int);
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int siginterrupt(int, int);
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int sigstack(const struct sigstack *, struct sigstack *);
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#ifndef __LIBC12_SOURCE__
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int sigaltstack(const stack_t * __restrict, stack_t * __restrict)
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__RENAME(__sigaltstack14);
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#endif
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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 (*sigset (int, void (*)(int)))(int);
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#endif /* _XOPEN_SOURCE_EXTENDED || _XOPEN_SOURCE >= 500 || _NETBSD_SOURCE */
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/*
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* X/Open CAE Specification Issue 5; IEEE Std 1003.1b-1993 (POSIX)
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*/
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#if (_POSIX_C_SOURCE - 0) >= 199309L || (_XOPEN_SOURCE - 0) >= 500 || \
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defined(_NETBSD_SOURCE)
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int sigwait (const sigset_t * __restrict, int * __restrict);
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int sigwaitinfo(const sigset_t * __restrict, siginfo_t * __restrict);
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#ifndef __LIBC12_SOURCE__
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struct timespec;
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int sigtimedwait(const sigset_t * __restrict,
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siginfo_t * __restrict, const struct timespec * __restrict)
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__RENAME(__sigtimedwait50);
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int __sigtimedwait(const sigset_t * __restrict,
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siginfo_t * __restrict, struct timespec * __restrict)
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__RENAME(____sigtimedwait50);
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#endif
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#endif /* _POSIX_C_SOURCE >= 200112 || _XOPEN_SOURCE_EXTENDED || ... */
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#if defined(_NETBSD_SOURCE)
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#ifndef __PSIGNAL_DECLARED
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#define __PSIGNAL_DECLARED
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/* also in unistd.h */
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void psignal(unsigned int, const char *);
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#endif /* __PSIGNAL_DECLARED */
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int sigblock(int);
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int sigsetmask(int);
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#endif /* _NETBSD_SOURCE */
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#endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */
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__END_DECLS
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#endif /* !_SIGNAL_H_ */
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