211 lines
6.3 KiB
C
211 lines
6.3 KiB
C
/* $NetBSD: signal.h,v 1.54 2010/08/27 08:40:38 christos Exp $ */
|
|
|
|
/*-
|
|
* Copyright (c) 1991, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* @(#)signal.h 8.3 (Berkeley) 3/30/94
|
|
*/
|
|
|
|
#ifndef _SIGNAL_H_
|
|
#define _SIGNAL_H_
|
|
|
|
#include <sys/cdefs.h>
|
|
#include <sys/featuretest.h>
|
|
|
|
#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
|
|
defined(_NETBSD_SOURCE)
|
|
#include <sys/types.h>
|
|
#endif
|
|
|
|
#include <sys/signal.h>
|
|
|
|
#if defined(_NETBSD_SOURCE)
|
|
extern const char *const *sys_signame __RENAME(__sys_signame14);
|
|
#ifndef __SYS_SIGLIST_DECLARED
|
|
#define __SYS_SIGLIST_DECLARED
|
|
/* also in unistd.h */
|
|
extern const char *const *sys_siglist __RENAME(__sys_siglist14);
|
|
#endif /* __SYS_SIGLIST_DECLARED */
|
|
extern const int sys_nsig __RENAME(__sys_nsig14);
|
|
#endif
|
|
|
|
__BEGIN_DECLS
|
|
int raise(int);
|
|
#if defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
|
|
defined(_NETBSD_SOURCE)
|
|
int kill(pid_t, int);
|
|
int __libc_sigaction14(int, const struct sigaction * __restrict,
|
|
struct sigaction * __restrict);
|
|
|
|
#if (_POSIX_C_SOURCE - 0L) >= 199506L || (_XOPEN_SOURCE - 0) >= 500 || \
|
|
defined(_NETBSD_SOURCE)
|
|
int pthread_sigmask(int, const sigset_t * __restrict,
|
|
sigset_t * __restrict);
|
|
int pthread_kill(pthread_t, int);
|
|
int __libc_thr_sigsetmask(int, const sigset_t * __restrict,
|
|
sigset_t * __restrict);
|
|
#ifndef __LIBPTHREAD_SOURCE__
|
|
#define pthread_sigmask __libc_thr_sigsetmask
|
|
#endif /* __LIBPTHREAD_SOURCE__ */
|
|
#endif
|
|
|
|
#ifndef __LIBC12_SOURCE__
|
|
int sigaction(int, const struct sigaction * __restrict,
|
|
struct sigaction * __restrict) __RENAME(__sigaction14);
|
|
int sigaddset(sigset_t *, int) __RENAME(__sigaddset14);
|
|
int sigdelset(sigset_t *, int) __RENAME(__sigdelset14);
|
|
int sigemptyset(sigset_t *) __RENAME(__sigemptyset14);
|
|
int sigfillset(sigset_t *) __RENAME(__sigfillset14);
|
|
int sigismember(const sigset_t *, int) __RENAME(__sigismember14);
|
|
int sigpending(sigset_t *) __RENAME(__sigpending14);
|
|
int sigprocmask(int, const sigset_t * __restrict, sigset_t * __restrict)
|
|
__RENAME(__sigprocmask14);
|
|
int sigsuspend(const sigset_t *) __RENAME(__sigsuspend14);
|
|
|
|
#if defined(__c99inline) || defined(__SIGSETOPS_BODY)
|
|
|
|
#if defined(__SIGSETOPS_BODY)
|
|
#undef __c99inline
|
|
#define __c99inline
|
|
#endif
|
|
|
|
/* note: this appears in both errno.h and signal.h */
|
|
#ifndef __errno
|
|
int *__errno(void);
|
|
#define __errno __errno
|
|
#endif
|
|
|
|
/* the same as "errno" - but signal.h is not allowed to define that */
|
|
#ifndef ___errno
|
|
#define ___errno (*__errno())
|
|
#endif
|
|
|
|
__c99inline int
|
|
sigaddset(sigset_t *set, int signo)
|
|
{
|
|
if (signo <= 0 || signo >= _NSIG) {
|
|
___errno = 22; /* EINVAL */
|
|
return (-1);
|
|
}
|
|
__sigaddset(set, signo);
|
|
return (0);
|
|
}
|
|
|
|
__c99inline int
|
|
sigdelset(sigset_t *set, int signo)
|
|
{
|
|
if (signo <= 0 || signo >= _NSIG) {
|
|
___errno = 22; /* EINVAL */
|
|
return (-1);
|
|
}
|
|
__sigdelset(set, signo);
|
|
return (0);
|
|
}
|
|
|
|
__c99inline int
|
|
sigismember(const sigset_t *set, int signo)
|
|
{
|
|
if (signo <= 0 || signo >= _NSIG) {
|
|
___errno = 22; /* EINVAL */
|
|
return (-1);
|
|
}
|
|
return (__sigismember(set, signo));
|
|
}
|
|
|
|
__c99inline int
|
|
sigemptyset(sigset_t *set)
|
|
{
|
|
__sigemptyset(set);
|
|
return (0);
|
|
}
|
|
|
|
__c99inline int
|
|
sigfillset(sigset_t *set)
|
|
{
|
|
__sigfillset(set);
|
|
return (0);
|
|
}
|
|
#endif /* __c99inline */
|
|
#endif /* !__LIBC12_SOURCE__ */
|
|
|
|
/*
|
|
* X/Open CAE Specification Issue 4 Version 2
|
|
*/
|
|
#if (defined(_XOPEN_SOURCE) && defined(_XOPEN_SOURCE_EXTENDED)) || \
|
|
(_XOPEN_SOURCE - 0) >= 500 || defined(_NETBSD_SOURCE)
|
|
int killpg(pid_t, int);
|
|
int siginterrupt(int, int);
|
|
int sigstack(const struct sigstack *, struct sigstack *);
|
|
#ifndef __LIBC12_SOURCE__
|
|
int sigaltstack(const stack_t * __restrict, stack_t * __restrict)
|
|
__RENAME(__sigaltstack14);
|
|
#endif
|
|
int sighold(int);
|
|
int sigignore(int);
|
|
int sigpause(int);
|
|
int sigrelse(int);
|
|
void (*sigset (int, void (*)(int)))(int);
|
|
#endif /* _XOPEN_SOURCE_EXTENDED || _XOPEN_SOURCE >= 500 || _NETBSD_SOURCE */
|
|
|
|
|
|
/*
|
|
* X/Open CAE Specification Issue 5; IEEE Std 1003.1b-1993 (POSIX)
|
|
*/
|
|
#if (_POSIX_C_SOURCE - 0) >= 199309L || (_XOPEN_SOURCE - 0) >= 500 || \
|
|
defined(_NETBSD_SOURCE)
|
|
int sigwait (const sigset_t * __restrict, int * __restrict);
|
|
int sigwaitinfo(const sigset_t * __restrict, siginfo_t * __restrict);
|
|
void psiginfo(const siginfo_t *, const char *);
|
|
|
|
#ifndef __LIBC12_SOURCE__
|
|
struct timespec;
|
|
int sigtimedwait(const sigset_t * __restrict,
|
|
siginfo_t * __restrict, const struct timespec * __restrict)
|
|
__RENAME(__sigtimedwait50);
|
|
int __sigtimedwait(const sigset_t * __restrict,
|
|
siginfo_t * __restrict, struct timespec * __restrict)
|
|
__RENAME(____sigtimedwait50);
|
|
#endif
|
|
#endif /* _POSIX_C_SOURCE >= 200112 || _XOPEN_SOURCE_EXTENDED || ... */
|
|
|
|
|
|
#if defined(_NETBSD_SOURCE)
|
|
#ifndef __PSIGNAL_DECLARED
|
|
#define __PSIGNAL_DECLARED
|
|
/* also in unistd.h */
|
|
void psignal(int, const char *);
|
|
#endif /* __PSIGNAL_DECLARED */
|
|
int sigblock(int);
|
|
int sigsetmask(int);
|
|
#endif /* _NETBSD_SOURCE */
|
|
|
|
#endif /* _POSIX_C_SOURCE || _XOPEN_SOURCE || _NETBSD_SOURCE */
|
|
__END_DECLS
|
|
|
|
#endif /* !_SIGNAL_H_ */
|