atf-c/detail/sanity.c

/* Copyright (c) 2008 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
 * CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
 * IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.  */

#include "atf-c/detail/sanity.h"

#if defined(HAVE_CONFIG_H)
#include "config.h"
#endif

#include <err.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>

static
void
fail(const char *fmt, ...)
{
    va_list ap;
    char buf[4096];

    va_start(ap, fmt);
    vsnprintf(buf, sizeof(buf), fmt, ap);
    va_end(ap);
    warnx("%s", buf);
    warnx("%s", "");
    warnx("This is probably a bug in this application or one of the "
          "libraries it uses.  If you believe this problem is caused "
          "by, or is related to " PACKAGE_STRING ", please report it "
          "to " PACKAGE_BUGREPORT " and provide as many details as "
          "possible describing how you got to this condition.");

    abort();
}

void
atf_sanity_inv(const char *file, int line, const char *cond)
{
    fail("Invariant check failed at %s:%d: %s", file, line, cond);
}

void
atf_sanity_pre(const char *file, int line, const char *cond)
{
    fail("Precondition check failed at %s:%d: %s", file, line, cond);
}

void
atf_sanity_post(const char *file, int line, const char *cond)
{
    fail("Postcondition check failed at %s:%d: %s", file, line, cond);
}