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Initial revision

/*-
 * 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 _USER_SIGNAL_H
#define _USER_SIGNAL_H

#include <sys/types.h>
#include <sys/cdefs.h>
#include <sys/signal.h>

extern const char *const sys_signame[NSIG];
extern const char *const sys_siglist[NSIG];

__BEGIN_DECLS
int	raise(int);
int	kill(pid_t, int);
int	sigaction(int, const struct sigaction *, struct sigaction *);
int	sigaddset(sigset_t *, int);
int	sigdelset(sigset_t *, int);
int	sigemptyset(sigset_t *);
int	sigfillset(sigset_t *);
int	sigismember(const sigset_t *, int);
int	sigpending(sigset_t *);
int	sigprocmask(int, const sigset_t *, sigset_t *);
int	sigsuspend(const sigset_t *);
int	killpg(pid_t, int);
int	sigblock(int);
int	siginterrupt(int, int);
int	sigpause(int);
int	sigreturn(struct sigcontext *);
int	sigsetmask(int);
int	sigstack(const struct sigstack *, struct sigstack *);
int	sigvec(int, struct sigvec *, struct sigvec *);
void	psignal(unsigned int, const char *);
__END_DECLS

/* List definitions after function declarations, or Reiser cpp gets upset. */
#define	sigaddset(set, signo)	(*(set) |= 1 << ((signo) - 1), 0)
#define	sigdelset(set, signo)	(*(set) &= ~(1 << ((signo) - 1)), 0)
#define	sigemptyset(set)	(*(set) = 0, 0)
#define	sigfillset(set)		(*(set) = ~(sigset_t)0, 0)
#define	sigismember(set, signo)	((*(set) & (1 << ((signo) - 1))) != 0)

#endif	/* !_USER_SIGNAL_H */