xref: /freebsd/lib/libc/gen/assert.c (revision fbbd9655e5107c68e4e0146ff22b73d7350475bc)
158f0484fSRodney W. Grimes /*-
258f0484fSRodney W. Grimes  * Copyright (c) 1992, 1993
358f0484fSRodney W. Grimes  *	The Regents of the University of California.  All rights reserved.
458f0484fSRodney W. Grimes  *
558f0484fSRodney W. Grimes  * Redistribution and use in source and binary forms, with or without
658f0484fSRodney W. Grimes  * modification, are permitted provided that the following conditions
758f0484fSRodney W. Grimes  * are met:
858f0484fSRodney W. Grimes  * 1. Redistributions of source code must retain the above copyright
958f0484fSRodney W. Grimes  *    notice, this list of conditions and the following disclaimer.
1058f0484fSRodney W. Grimes  * 2. Redistributions in binary form must reproduce the above copyright
1158f0484fSRodney W. Grimes  *    notice, this list of conditions and the following disclaimer in the
1258f0484fSRodney W. Grimes  *    documentation and/or other materials provided with the distribution.
13*fbbd9655SWarner Losh  * 3. Neither the name of the University nor the names of its contributors
1458f0484fSRodney W. Grimes  *    may be used to endorse or promote products derived from this software
1558f0484fSRodney W. Grimes  *    without specific prior written permission.
1658f0484fSRodney W. Grimes  *
1758f0484fSRodney W. Grimes  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
1858f0484fSRodney W. Grimes  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
1958f0484fSRodney W. Grimes  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
2058f0484fSRodney W. Grimes  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
2158f0484fSRodney W. Grimes  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
2258f0484fSRodney W. Grimes  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
2358f0484fSRodney W. Grimes  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
2458f0484fSRodney W. Grimes  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
2558f0484fSRodney W. Grimes  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
2658f0484fSRodney W. Grimes  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
2758f0484fSRodney W. Grimes  * SUCH DAMAGE.
2858f0484fSRodney W. Grimes  */
2958f0484fSRodney W. Grimes 
3058f0484fSRodney W. Grimes #if defined(LIBC_SCCS) && !defined(lint)
3158f0484fSRodney W. Grimes static char sccsid[] = "@(#)assert.c	8.1 (Berkeley) 6/4/93";
3258f0484fSRodney W. Grimes #endif /* LIBC_SCCS and not lint */
336cefb54aSJeroen Ruigrok van der Werven #include <sys/cdefs.h>
346cefb54aSJeroen Ruigrok van der Werven __FBSDID("$FreeBSD$");
3558f0484fSRodney W. Grimes 
3658f0484fSRodney W. Grimes #include <assert.h>
3758f0484fSRodney W. Grimes #include <stdio.h>
3858f0484fSRodney W. Grimes #include <stdlib.h>
3958f0484fSRodney W. Grimes 
4058f0484fSRodney W. Grimes void
4155b6b759SCraig Rodrigues __assert(const char *func, const char *file, int line, const char *failedexpr)
4258f0484fSRodney W. Grimes {
43cb5f4605SMike Barcroft 	if (func == NULL)
44cb5f4605SMike Barcroft 		(void)fprintf(stderr,
45762e881bSMike Barcroft 		     "Assertion failed: (%s), file %s, line %d.\n", failedexpr,
46cb5f4605SMike Barcroft 		     file, line);
47cb5f4605SMike Barcroft 	else
4858f0484fSRodney W. Grimes 		(void)fprintf(stderr,
49762e881bSMike Barcroft 		     "Assertion failed: (%s), function %s, file %s, line %d.\n",
50cb5f4605SMike Barcroft 		     failedexpr, func, file, line);
5158f0484fSRodney W. Grimes 	abort();
5258f0484fSRodney W. Grimes 	/* NOTREACHED */
5358f0484fSRodney W. Grimes }
54