signal.h revision 38538
1/*- 2 * Copyright (c) 1991, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. All advertising materials mentioning features or use of this software 14 * must display the following acknowledgement: 15 * This product includes software developed by the University of 16 * California, Berkeley and its contributors. 17 * 4. Neither the name of the University nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 * 33 * @(#)signal.h 8.3 (Berkeley) 3/30/94 34 */ 35 36#ifndef _SIGNAL_H_ 37#define _SIGNAL_H_ 38 39#include <sys/cdefs.h> 40#include <sys/_posix.h> 41#include <machine/ansi.h> 42#include <sys/signal.h> 43 44#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE) 45extern __const char *__const sys_signame[NSIG]; 46extern __const char *__const sys_siglist[NSIG]; 47#endif 48 49__BEGIN_DECLS 50int raise __P((int)); 51#ifndef _ANSI_SOURCE 52int kill __P((_BSD_PID_T_, int)); 53int sigaction __P((int, const struct sigaction *, struct sigaction *)); 54int sigaddset __P((sigset_t *, int)); 55int sigdelset __P((sigset_t *, int)); 56int sigemptyset __P((sigset_t *)); 57int sigfillset __P((sigset_t *)); 58int sigismember __P((const sigset_t *, int)); 59int sigpending __P((sigset_t *)); 60int sigprocmask __P((int, const sigset_t *, sigset_t *)); 61int sigsuspend __P((const sigset_t *)); 62int sigwait __P((const sigset_t *, int *)); 63 64 65#ifdef _P1003_1B_VISIBLE 66 67__BEGIN_DECLS 68int sigqueue __P((_BSD_PID_T_, int, const union sigval)); 69int sigtimedwait __P((const sigset_t *, siginfo_t *)); 70int sigwaitinfo __P((const sigset_t *, siginfo_t *)); 71__END_DECLS 72 73#endif 74#ifndef _POSIX_SOURCE 75int killpg __P((_BSD_PID_T_, int)); 76int sigaltstack __P((const struct sigaltstack *, struct sigaltstack *)); 77int sigblock __P((int)); 78int siginterrupt __P((int, int)); 79int sigpause __P((int)); 80int sigreturn __P((struct sigcontext *)); 81int sigsetmask __P((int)); 82int sigstack __P((const struct sigstack *, struct sigstack *)); 83int sigvec __P((int, struct sigvec *, struct sigvec *)); 84void psignal __P((unsigned int, const char *)); 85#endif /* !_POSIX_SOURCE */ 86#endif /* !_ANSI_SOURCE */ 87__END_DECLS 88 89#ifndef _ANSI_SOURCE 90/* List definitions after function declarations, or Reiser cpp gets upset. */ 91#define sigaddset(set, signo) (*(set) |= 1 << ((signo) - 1), 0) 92#define sigdelset(set, signo) (*(set) &= ~(1 << ((signo) - 1)), 0) 93#define sigemptyset(set) (*(set) = 0, 0) 94#define sigfillset(set) (*(set) = ~(sigset_t)0, 0) 95#define sigismember(set, signo) ((*(set) & (1 << ((signo) - 1))) != 0) 96#endif /* !_ANSI_SOURCE */ 97 98#endif /* !_SIGNAL_H_ */ 99