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/*-

 * 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 */