1 /*
2 * I.c - support for invariants (assertions) using C code.
3 *
4 * Copyright (c) 1997 Phil Maker
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 *
28 * Id: I.c,v 1.1.1.1 1997/11/23 11:45:50 pjm Exp
29 */
30
31
32 #include <stdio.h>
33 #include <I.h>
34
35 /*
36 * _I_default_handler - the default handler for assertion failures.
37 *
38 * Notes:
39 *
40 * o Generates GNU standard file/line error messages
41 * suitable for the compile command in emacs.
42 * o The handler dumps core since you are probably using a
43 * debugger. If you don't want the core dump I'd suggest
44 * you use "ulimit" to disable core dumps rather than
45 * changing this.
46 */
47
_I_default_handler(char * exprn,char * file,int line)48 void _I_default_handler(char *exprn, char *file, int line) {
49 fprintf(stderr, "%s:%d: %s failed; dumping core\n", file, line, exprn);
50 fflush(stderr);
51 abort();
52 }
53
54
55