xref: /openbsd/sys/lib/libsa/exit.c (revision d415bd75)
1 /*	$OpenBSD: exit.c,v 1.9 2004/01/03 14:08:53 espie Exp $	*/
2 /*	$NetBSD: exit.c,v 1.11 1996/12/01 20:22:19 pk Exp $	*/
3 
4 /*-
5  *  Copyright (c) 1993 John Brezak
6  *  All rights reserved.
7  *
8  *  Redistribution and use in source and binary forms, with or without
9  *  modification, are permitted provided that the following conditions
10  *  are met:
11  *  1. Redistributions of source code must retain the above copyright
12  *     notice, this list of conditions and the following disclaimer.
13  *  2. Redistributions in binary form must reproduce the above copyright
14  *     notice, this list of conditions and the following disclaimer in the
15  *     documentation and/or other materials provided with the distribution.
16  *  3. The name of the author may not be used to endorse or promote products
17  *     derived from this software without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR `AS IS'' AND ANY EXPRESS OR
20  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
21  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22  * DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
23  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
24  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
25  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
27  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
28  * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include <sys/stdarg.h>
33 
34 #include "stand.h"
35 
36 __dead void
37 panic(const char *fmt, ...)
38 {
39 	extern void closeall(void);
40 	va_list ap;
41 	static int paniced;
42 
43 	if (!paniced) {
44 		paniced = 1;
45 		closeall();
46 	}
47 
48 	va_start(ap, fmt);
49 	vprintf(fmt, ap);
50 	printf("\n");
51 	va_end(ap);
52 	_rtt();
53 	/*NOTREACHED*/
54 }
55 
56 void
57 exit(void)
58 {
59 	panic("exit");
60 	/*NOTREACHED*/
61 }
62