xref: /titanic_41/usr/src/lib/libc/port/gen/assert.c (revision 355b4669e025ff377602b6fc7caaf30dbc218371)
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, Version 1.0 only
6  * (the "License").  You may not use this file except in compliance
7  * with the License.
8  *
9  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
10  * or http://www.opensolaris.org/os/licensing.
11  * See the License for the specific language governing permissions
12  * and limitations under the License.
13  *
14  * When distributing Covered Code, include this CDDL HEADER in each
15  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
16  * If applicable, add the following below this CDDL HEADER, with the
17  * fields enclosed by brackets "[]" replaced with your own identifying
18  * information: Portions Copyright [yyyy] [name of copyright owner]
19  *
20  * CDDL HEADER END
21  */
22 /*
23  * Copyright 2004 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  */
26 
27 #pragma ident	"%Z%%M%	%I%	%E% SMI"
28 
29 /*	Copyright (c) 1988 AT&T	*/
30 /*	  All Rights Reserved  	*/
31 
32 
33 #pragma weak _assert = __assert
34 #pragma weak _assert_c99 = __assert_c99
35 
36 #include "synonyms.h"
37 #include "_libc_gettext.h"
38 #include <string.h>
39 #include <stdlib.h>
40 #include <unistd.h>
41 #include <stdio.h>
42 #include <assert.h>
43 #include "libc.h"
44 
45 /*
46  * Called from "assert" macro; prints without printf or stdio.
47  */
48 void
49 _assert(const char *assertion, const char *filename, int line_num)
50 {
51 	char buf[512];
52 
53 	/* LINTED variable format specifier */
54 	(void) snprintf(buf, sizeof (buf),
55 	    _libc_gettext("Assertion failed: %s, file %s, line %d\n"),
56 	    assertion, filename, line_num);
57 	(void) write(2, buf, strlen(buf));
58 	__set_panicstr(buf);
59 	abort();
60 }
61 
62 /*
63  * Called from "assert" macro in 1999 C based compiles; prints
64  * function name in addition to the filename and line number
65  * printed for earlier version C compiles.
66  */
67 void
68 _assert_c99(const char *assertion, const char *filename, int line_num,
69 		const char *funcname)
70 {
71 	char buf[512];
72 
73 	/* LINTED variable format specifier */
74 	(void) snprintf(buf, sizeof (buf),
75 	    _libc_gettext("Assertion failed: %s, file %s, line %d, \
76 function %s\n"),
77 	    assertion, filename, line_num, funcname);
78 	(void) write(2, buf, strlen(buf));
79 	__set_panicstr(buf);
80 	abort();
81 }
82