1 | /*␊ |
2 | * Copyright (c) 1985, 1993␊ |
3 | *␉The Regents of the University of California. 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 | * 4. Neither the name of the University nor the names of its contributors␊ |
14 | * may be used to endorse or promote products derived from this software␊ |
15 | * without specific prior written permission.␊ |
16 | *␊ |
17 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND␊ |
18 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE␊ |
19 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE␊ |
20 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE␊ |
21 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL␊ |
22 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS␊ |
23 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)␊ |
24 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT␊ |
25 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY␊ |
26 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF␊ |
27 | * SUCH DAMAGE.␊ |
28 | */␊ |
29 | ␊ |
30 | #if defined(LIBC_SCCS) && !defined(lint)␊ |
31 | static char sccsid[] = "@(#)abort.c␉8.1 (Berkeley) 6/4/93";␊ |
32 | #endif /* LIBC_SCCS and not lint */␊ |
33 | #include <sys/cdefs.h>␊ |
34 | __FBSDID("$FreeBSD: src/lib/libc/stdlib/abort.c,v 1.11 2007/01/09 00:28:09 imp Exp $");␊ |
35 | ␊ |
36 | #include "namespace.h"␊ |
37 | #include <stdarg.h>␊ |
38 | #include <stdlib.h>␊ |
39 | #include <stddef.h>␊ |
40 | #include <unistd.h>␊ |
41 | #include "un-namespace.h"␊ |
42 | ␊ |
43 | extern void (*__cleanup)();␊ |
44 | extern void __abort(void);␊ |
45 | extern void msglog(const char * fmt, ...);␊ |
46 | extern void halt(void);␊ |
47 | ␊ |
48 | void␊ |
49 | abort(void)␊ |
50 | {␊ |
51 | ␊ |
52 | ␉␊ |
53 | ␉msglog("abort() called");␊ |
54 | ␊ |
55 | ␉/*␊ |
56 | ␉ * POSIX requires we flush stdio buffers on abort.␊ |
57 | ␉ * XXX ISO C requires that abort() be async-signal-safe.␊ |
58 | ␉ */␊ |
59 | ␉if (__cleanup)␊ |
60 | ␉␉(*__cleanup)();␊ |
61 | ␉␊ |
62 | ␉ __abort();␊ |
63 | }␊ |
64 | ␊ |
65 | __private_extern__ void␊ |
66 | __abort()␊ |
67 | {␉␊ |
68 | ␉msglog("__abort() called");␉␊ |
69 | ␉halt();␉␊ |
70 | }␊ |
71 | ␊ |
72 | __private_extern__ void␊ |
73 | abort_report_np(const char *fmt, ...)␊ |
74 | {␊ |
75 | ␉msglog(fmt);␊ |
76 | ␉abort();␊ |
77 | }␊ |
78 | |