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. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * @(#)signal.h 8.3 (Berkeley) 3/30/94 30 * $FreeBSD$ 31 */ 32 33#ifndef _SIGNAL_H_ 34#define _SIGNAL_H_ 35 36#include <sys/cdefs.h> 37#include <sys/_types.h> 38#include <sys/signal.h> 39#if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE 40#include <machine/ucontext.h> 41#include <sys/_ucontext.h> 42#endif 43 44#if __BSD_VISIBLE 45/* 46 * XXX should enlarge these, if only to give empty names instead of bounds 47 * errors for large signal numbers. 48 */ 49extern const char * const sys_signame[NSIG]; 50extern const char * const sys_siglist[NSIG]; 51extern const int sys_nsig; 52#endif 53 54#if __POSIX_VISIBLE >= 200112 || __XSI_VISIBLE 55#ifndef _PID_T_DECLARED 56typedef __pid_t pid_t; 57#define _PID_T_DECLARED 58#endif 59#endif 60 61#if __POSIX_VISIBLE || __XSI_VISIBLE 62struct pthread; /* XXX */ 63typedef struct pthread *__pthread_t; 64#if !defined(_PTHREAD_T_DECLARED) && __POSIX_VISIBLE >= 200809 65typedef __pthread_t pthread_t; 66#define _PTHREAD_T_DECLARED 67#endif 68#endif /* __POSIX_VISIBLE || __XSI_VISIBLE */ 69 70__BEGIN_DECLS 71int raise(int); 72 73#if __POSIX_VISIBLE || __XSI_VISIBLE 74int kill(__pid_t, int); 75int pthread_kill(__pthread_t, int); 76int pthread_sigmask(int, const __sigset_t * __restrict, 77 __sigset_t * __restrict); 78int sigaction(int, const struct sigaction * __restrict, 79 struct sigaction * __restrict); 80int sigaddset(sigset_t *, int); 81int sigdelset(sigset_t *, int); 82int sigemptyset(sigset_t *); 83int sigfillset(sigset_t *); 84int sigismember(const sigset_t *, int); 85int sigpending(sigset_t *) __nonnull(1); 86int sigprocmask(int, const sigset_t * __restrict, sigset_t * __restrict); 87int sigsuspend(const sigset_t *) __nonnull(1); 88int sigwait(const sigset_t * __restrict, int * __restrict) __nonnull_all; 89#endif 90 91#if __POSIX_VISIBLE >= 199506 || __XSI_VISIBLE >= 600 92int sigqueue(__pid_t, int, const union sigval); 93 94struct timespec; 95int sigtimedwait(const sigset_t * __restrict, siginfo_t * __restrict, 96 const struct timespec * __restrict); 97int sigwaitinfo(const sigset_t * __restrict, siginfo_t * __restrict); 98#endif 99 100#if __XSI_VISIBLE 101int killpg(__pid_t, int); 102int sigaltstack(const stack_t * __restrict, stack_t * __restrict); 103int sighold(int); 104int sigignore(int); 105int sigpause(int); 106int sigrelse(int); 107void (*sigset(int, void (*)(int)))(int); 108int xsi_sigpause(int); 109#endif 110 111#if __XSI_VISIBLE >= 600 112int siginterrupt(int, int); 113#endif 114 115#if __POSIX_VISIBLE >= 200809 116void psignal(int, const char *); 117#endif 118 119#if __BSD_VISIBLE 120int sigblock(int); 121int sigreturn(const struct __ucontext *); 122int sigsetmask(int); 123int sigstack(const struct sigstack *, struct sigstack *); 124int sigvec(int, struct sigvec *, struct sigvec *); 125#endif 126__END_DECLS 127 128#endif /* !_SIGNAL_H_ */ 129