1 /* $NetBSD: h_cancel.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $ */
2 
3 /*
4  * Copyright (c) 2008 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  *
16  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26  * POSSIBILITY OF SUCH DAMAGE.
27  */
28 
29 #include <sys/cdefs.h>
30 __COPYRIGHT("@(#) Copyright (c) 2008\
31  The NetBSD Foundation, inc. All rights reserved.");
32 __RCSID("$NetBSD: h_cancel.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $");
33 
34 #include <stdio.h>
35 #include <stdlib.h>
36 #include <pthread.h>
37 #include <unistd.h>
38 
39 int
main(void)40 main(void)
41 {
42 	char str1[] = "You should see this.\n";
43 	char str2[] = "You should not see this.\n";
44 
45 #ifdef __NetBSD__
46 	printf("Cancellation test: Self-cancellation and disabling.\n");
47 #endif
48 
49 	pthread_cancel(pthread_self());
50 
51 	pthread_setcancelstate(PTHREAD_CANCEL_DISABLE, NULL);
52 
53 	write(STDOUT_FILENO, str1, sizeof(str1)-1);
54 
55 	pthread_setcancelstate(PTHREAD_CANCEL_ENABLE, NULL);
56 
57 	write(STDOUT_FILENO, str2, sizeof(str2)-1);
58 
59 	exit(1);
60 }
61