xref: /openbsd/usr.bin/cvs/fatal.c (revision 274d7c50)
1 /*	$OpenBSD: fatal.c,v 1.14 2008/06/12 03:54:43 joris Exp $ */
2 /*
3  * Copyright (c) 2002 Markus Friedl.  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  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
15  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
16  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
17  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
18  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
19  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
21  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
23  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24  */
25 
26 #include <sys/stat.h>
27 
28 #include <err.h>
29 #include <fcntl.h>
30 #include <stdlib.h>
31 
32 #include "cvs.h"
33 #include "remote.h"
34 
35 /* Fatal messages.  This function never returns. */
36 
37 void
38 fatal(const char *fmt,...)
39 {
40 	static int been_here;
41 	va_list args;
42 
43 	/* Fatal should not loop, (the functions below can fatal). */
44 	if (been_here++)
45 		errx(1, "fatal loop");
46 
47 	if (sig_received != 0) {
48 		cvs_log(LP_ABORT, "received signal %d", sig_received);
49 	} else {
50 		va_start(args, fmt);
51 		cvs_vlog(LP_ABORT, fmt, args);
52 		va_end(args);
53 	}
54 
55 	if (current_cvsroot != NULL)
56 		cvs_cleanup();
57 
58 	exit(1);
59 }
60