[apple/libc.git] / include / signal.h

/*
 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
 *
 * @APPLE_LICENSE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code
 * as defined in and that are subject to the Apple Public Source License
 * Version 2.0 (the 'License'). You may not use this file except in
 * compliance with the License. Please obtain a copy of the License at
 * http://www.opensource.apple.com/apsl/ and read it before using this
 * file.
 * 
 * The Original Code and all software distributed under the License are
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
 * Please see the License for the specific language governing rights and
 * limitations under the License.
 * 
 * @APPLE_LICENSE_HEADER_END@
 */
/*-
 * 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. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. 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>

#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
extern __const char *__const sys_signame[NSIG];
extern __const char *__const sys_siglist[NSIG];
#endif

__BEGIN_DECLS
int	raise(int);
#ifndef	_ANSI_SOURCE
int	kill(pid_t, int);
int	sigaction(int, const struct sigaction *, struct sigaction *);
int	sigaddset(sigset_t *, int);
int	sigaltstack(const struct sigaltstack *, struct sigaltstack *);
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	sigwait(const sigset_t *, int *);
#ifndef _POSIX_SOURCE
int	killpg(pid_t, int);
int	sigblock(int);
int	siginterrupt(int, int);
int	sighold(int);
int	sigrelse(int);
int	sigpause(int);
int	sigreturn(struct sigcontext *);
int	sigsetmask(int);
int	sigvec(int, struct sigvec *, struct sigvec *);
void	psignal(unsigned int, const char *);

#endif	/* !_POSIX_SOURCE */
#endif	/* !_ANSI_SOURCE */
__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 */
Commit	Line	Data
e9ce8d39	1	/*
5b2abdfb	2	* Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
e9ce8d39 A	3	*
	4	* @APPLE_LICENSE_HEADER_START@
	5	*
734aad71 A	6	* This file contains Original Code and/or Modifications of Original Code
	7	* as defined in and that are subject to the Apple Public Source License
	8	* Version 2.0 (the 'License'). You may not use this file except in
	9	* compliance with the License. Please obtain a copy of the License at
	10	* http://www.opensource.apple.com/apsl/ and read it before using this
	11	* file.
	12	*
	13	* The Original Code and all software distributed under the License are
	14	* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
e9ce8d39 A	15	* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
e9ce8d39 A	16	* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
734aad71 A	17	* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
	18	* Please see the License for the specific language governing rights and
	19	* limitations under the License.
e9ce8d39 A	20	*
	21	* @APPLE_LICENSE_HEADER_END@
	22	*/
5b2abdfb	23	/*-
e9ce8d39 A	24	* Copyright (c) 1991, 1993
	25	* The Regents of the University of California. All rights reserved.
	26	*
	27	* Redistribution and use in source and binary forms, with or without
	28	* modification, are permitted provided that the following conditions
	29	* are met:
	30	* 1. Redistributions of source code must retain the above copyright
	31	* notice, this list of conditions and the following disclaimer.
	32	* 2. Redistributions in binary form must reproduce the above copyright
	33	* notice, this list of conditions and the following disclaimer in the
	34	* documentation and/or other materials provided with the distribution.
	35	* 3. All advertising materials mentioning features or use of this software
	36	* must display the following acknowledgement:
	37	* This product includes software developed by the University of
	38	* California, Berkeley and its contributors.
	39	* 4. Neither the name of the University nor the names of its contributors
	40	* may be used to endorse or promote products derived from this software
	41	* without specific prior written permission.
	42	*
	43	* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
	44	* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
	45	* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
	46	* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
	47	* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
	48	* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
	49	* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
	50	* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
	51	* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
	52	* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
	53	* SUCH DAMAGE.
5b2abdfb A	54	*
5b2abdfb A	55	* @(#)signal.h 8.3 (Berkeley) 3/30/94
e9ce8d39 A	56	*/
e9ce8d39 A	57
5b2abdfb A	58	#ifndef _USER_SIGNAL_H
5b2abdfb A	59	#define _USER_SIGNAL_H
e9ce8d39 A	60
e9ce8d39 A	61	#include <sys/types.h>
5b2abdfb A	62	#include <sys/cdefs.h>
5b2abdfb A	63	#include <sys/signal.h>
e9ce8d39	64
5b2abdfb A	65	#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
	66	extern __const char *__const sys_signame[NSIG];
	67	extern __const char *__const sys_siglist[NSIG];
	68	#endif
e9ce8d39	69
5b2abdfb	70	__BEGIN_DECLS
9385eb3d	71	int raise(int);
5b2abdfb	72	#ifndef _ANSI_SOURCE
9385eb3d A	73	int kill(pid_t, int);
	74	int sigaction(int, const struct sigaction , struct sigaction );
	75	int sigaddset(sigset_t *, int);
	76	int sigaltstack(const struct sigaltstack , struct sigaltstack );
	77	int sigdelset(sigset_t *, int);
	78	int sigemptyset(sigset_t *);
	79	int sigfillset(sigset_t *);
	80	int sigismember(const sigset_t *, int);
	81	int sigpending(sigset_t *);
	82	int sigprocmask(int, const sigset_t , sigset_t );
	83	int sigsuspend(const sigset_t *);
	84	int sigwait(const sigset_t , int );
5b2abdfb	85	#ifndef _POSIX_SOURCE
9385eb3d A	86	int killpg(pid_t, int);
	87	int sigblock(int);
	88	int siginterrupt(int, int);
	89	int sighold(int);
	90	int sigrelse(int);
	91	int sigpause(int);
	92	int sigreturn(struct sigcontext *);
	93	int sigsetmask(int);
	94	int sigvec(int, struct sigvec , struct sigvec );
	95	void psignal(unsigned int, const char *);
	96
5b2abdfb A	97	#endif /* !_POSIX_SOURCE */
	98	#endif /* !_ANSI_SOURCE */
	99	__END_DECLS
e9ce8d39	100
5b2abdfb A	101	/* List definitions after function declarations, or Reiser cpp gets upset. */
	102	#define sigaddset(set, signo) (*(set) \|= 1 << ((signo) - 1), 0)
	103	#define sigdelset(set, signo) (*(set) &= ~(1 << ((signo) - 1)), 0)
	104	#define sigemptyset(set) (*(set) = 0, 0)
	105	#define sigfillset(set) (*(set) = ~(sigset_t)0, 0)
	106	#define sigismember(set, signo) ((*(set) & (1 << ((signo) - 1))) != 0)
e9ce8d39	107
5b2abdfb	108	#endif /* !_USER_SIGNAL_H */