1/*
2 * SPDX-License-Identifier: BSD-2-Clause
3 *
4 * Copyright (C) 2019 Andrew Gierth
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1. Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * SUCH DAMAGE.
26 *
27 * Though this file is initially distributed under the 2-clause BSD license,
28 * the author grants permission for its redistribution under alternative
29 * licenses as set forth at <https://rhodiumtoad.github.io/RELICENSE.txt>.
30 * This paragraph and the RELICENSE.txt file are not part of the license and
31 * may be omitted in redistributions.
32 */
33
34#include <sys/cdefs.h>
35__FBSDID("$FreeBSD$");
36
37#include <stdio.h>
38#include <stdlib.h>
39#include <stdarg.h>
40#include <string.h>
41#include <unistd.h>
42#include <pthread.h>
43
44static pthread_t thr;
45
46static void *
47mod_thread(void *ptr)
48{
49	char *volatile dummy;
50
51	dummy = malloc(500);
52	return (NULL);
53}
54
55void
56mod_main(int op)
57{
58	int rc;
59
60	switch (op) {
61	case 1:
62		rc = pthread_create(&thr, NULL, mod_thread, NULL);
63		if (rc != 0)
64			_exit(1);
65		break;
66	case 0:
67		pthread_join(thr, NULL);
68		break;
69	}
70}
71
72