tst.spin.c revision 2633:71bab08d24b2 
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21
22/*
23 * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24 * Use is subject to license terms.
25 */
26
27#pragma ident	"%Z%%M%	%I%	%E% SMI"
28
29#include <unistd.h>
30
31volatile long long count = 0;
32
33int
34baz(int a)
35{
36	(void) getpid();
37	while (count != -1) {
38		count++;
39		a++;
40	}
41
42	return (a + 1);
43}
44
45int
46bar(int a)
47{
48	return (baz(a + 1) - 1);
49}
50
51int
52foo(int a, int b)
53{
54	return (bar(a) - b);
55}
56
57int
58main(int argc, char **argv)
59{
60	return (foo(argc, (int)argv) == 0);
61}
62