setjmp.h revision 83053 
1/*
2 * Copyright (c) 1998 John Birrell <jb@cimlogic.com.au>.
3 * 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 John Birrell.
16 * 4. Neither the name of the author nor the names of any co-contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY JOHN BIRRELL AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 *
32 *	from: FreeBSD: src/sys/i386/include/setjmp.h,v 1.5 2000/10/06
33 * $FreeBSD: head/sys/sparc64/include/setjmp.h 83053 2001-09-05 05:18:35Z obrien $
34 */
35
36#ifndef	_MACHINE_SETJMP_H_
37#define	_MACHINE_SETJMP_H_
38
39#define	_JBLEN	3
40
41#define	_JB_FP	0
42#define	_JB_PC	1
43#define	_JB_SP	2
44
45/*
46 * jmp_buf and sigjmp_buf are encapsulated in different structs to force
47 * compile-time diagnostics for mismatches.  The structs are the same
48 * internally to avoid some run-time errors for mismatches.
49 */
50#ifndef _ANSI_SOURCE
51struct _sigjmp_buf {
52	long	_sjb[_JBLEN + 1];
53};
54typedef struct _sigjmp_buf sigjmp_buf[1];
55#endif
56
57struct _jmp_buf {
58	long	_jb[_JBLEN + 1];
59};
60typedef struct _jmp_buf jmp_buf[1];
61
62#endif /* !_MACHINE_SETJMP_H_ */
63