xref: /illumos-gate/usr/src/lib/libc/port/gen/assert.c (revision ddb365bfc9e868ad24ccdcb0dc91af18b10df082)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 /*	Copyright (c) 1988 AT&T	*/
28 /*	  All Rights Reserved  	*/
29 
30 #pragma weak __assert = _assert
31 #pragma weak __assert_c99 = _assert_c99
32 
33 #include "lint.h"
34 #include "_libc_gettext.h"
35 #include <string.h>
36 #include <stdlib.h>
37 #include <unistd.h>
38 #include <stdio.h>
39 #include <assert.h>
40 #include "libc.h"
41 
42 /*
43  * Called from "assert" macro; prints without printf or stdio.
44  */
45 void
46 _assert(const char *assertion, const char *filename, int line_num)
47 {
48 	char buf[512];
49 
50 	(void) snprintf(buf, sizeof (buf),
51 	    _libc_gettext("Assertion failed: %s, file %s, line %d\n"),
52 	    assertion, filename, line_num);
53 	(void) write(2, buf, strlen(buf));
54 	__set_panicstr(buf);
55 	abort();
56 }
57 
58 /*
59  * Called from "assert" macro in 1999 C based compiles; prints
60  * function name in addition to the filename and line number
61  * printed for earlier version C compiles.
62  */
63 void
64 _assert_c99(const char *assertion, const char *filename, int line_num,
65 		const char *funcname)
66 {
67 	char buf[512];
68 
69 	(void) snprintf(buf, sizeof (buf),
70 	    _libc_gettext("Assertion failed: %s, file %s, line %d, \
71 function %s\n"),
72 	    assertion, filename, line_num, funcname);
73 	(void) write(2, buf, strlen(buf));
74 	__set_panicstr(buf);
75 	abort();
76 }
77