xref: /freebsd/tools/test/stress2/testcases/thr1/thr1.c (revision 8ddb146abcdf061be9f2c0db7e391697dafad85c)
1 /*-
2  * Copyright (c) 2008 Peter Holm <pho@FreeBSD.org>
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  */
27 
28 #include <err.h>
29 #include <fcntl.h>
30 #include <pthread.h>
31 #include <signal.h>
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <string.h>
35 #include <unistd.h>
36 
37 #include "stress.h"
38 
39 #define NTHREADS 256
40 
41 int
42 setup(int nb __unused)
43 {
44 	return (0);
45 }
46 
47 void
48 cleanup(void)
49 {
50 }
51 
52 static void *
53 thr_routine(void *arg __unused)
54 {
55 	(void) getpid();
56 	return (0);
57 }
58 
59 int
60 test(void)
61 {
62 	pthread_t threads[NTHREADS];
63 	int i;
64 	int r;
65 
66 	for (i = 0; i < NTHREADS; i++)
67 		if ((r = pthread_create(&threads[i], NULL, thr_routine, 0)) != 0)
68 			errc(1, r, "pthread_create()");
69 
70 	for (i = 0; i < NTHREADS; i++)
71 		if ((r = pthread_join(threads[i], NULL)) != 0)
72 			errc(1, r, "pthread_join(%d)", i);
73 
74 	return (0);
75 }
76