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File: [cvs.NetBSD.org] / src / lib / libc / isc / assertions.c (download)

Revision 1.5, Sat Jun 21 20:41:48 2008 UTC (15 years, 10 months ago) by christos
Branch: MAIN
CVS Tags: wrstuden-revivesa-base-3, wrstuden-revivesa-base-2, wrstuden-revivesa-base-1, wrstuden-revivesa-base, netbsd-5-base, netbsd-5-1-RELEASE, netbsd-5-1-RC4, netbsd-5-1-RC3, netbsd-5-1-RC2, netbsd-5-1-RC1, netbsd-5-0-RELEASE, netbsd-5-0-RC4, netbsd-5-0-RC3, netbsd-5-0-RC2, netbsd-5-0-RC1, netbsd-5-0-2-RELEASE, netbsd-5-0-1-RELEASE, matt-nb5-pq3-base, matt-nb5-pq3, matt-nb5-mips64-u2-k2-k4-k7-k8-k9, matt-nb5-mips64-u1-k1-k5, matt-nb5-mips64-premerge-20101231, matt-nb5-mips64-premerge-20091211, matt-nb5-mips64-k15, matt-nb5-mips64, matt-nb4-mips64-k7-u2a-k9b, matt-mips64-base2, christos-time_t-nbase, christos-time_t-base
Branch point for: netbsd-5-1, netbsd-5-0, netbsd-5, jym-xensuspend, christos-time_t
Changes since 1.4: +3 -3 lines 

updates from bind-9-5-0

/*	$NetBSD: assertions.c,v 1.5 2008/06/21 20:41:48 christos Exp $	*/

/*
 * Copyright (c) 2004 by Internet Systems Consortium, Inc. ("ISC")
 * Copyright (c) 1997,1999 by Internet Software Consortium.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
 * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <sys/cdefs.h>
#if !defined(LINT) && !defined(CODECENTER) && !defined(lint)
#ifdef notdef
static const char rcsid[] = "Id: assertions.c,v 1.3 2005/04/27 04:56:34 sra Exp";
#else
__RCSID("$NetBSD: assertions.c,v 1.5 2008/06/21 20:41:48 christos Exp $");
#endif
#endif

#include "port_before.h"

#include <errno.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

#include <isc/assertions.h>

#include "port_after.h"

/*
 * Forward.
 */

static void default_assertion_failed(const char *, int, assertion_type,
				     const char *, int);

/*
 * Public.
 */

assertion_failure_callback __assertion_failed = default_assertion_failed;

void
set_assertion_failure_callback(assertion_failure_callback f) {
	if (f == NULL)
		__assertion_failed = default_assertion_failed;
	else
		__assertion_failed = f;
}

const char *
assertion_type_to_text(assertion_type type) {
	const char *result;

	switch (type) {
	case assert_require:
		result = "REQUIRE";
		break;
	case assert_ensure:
		result = "ENSURE";
		break;
	case assert_insist:
		result = "INSIST";
		break;
	case assert_invariant:
		result = "INVARIANT";
		break;
	default:
		result = NULL;
	}
	return (result);
}

/*
 * Private.
 */

static void
default_assertion_failed(const char *file, int line, assertion_type type,
			 const char *cond, int print_errno)
{
	fprintf(stderr, "%s:%d: %s(%s)%s%s failed.\n",
		file, line, assertion_type_to_text(type), cond,
		(print_errno) ? ": " : "",
		(print_errno) ? strerror(errno) : "");
	abort();
	/* NOTREACHED */
}

/*! \file */