1/* $NetBSD: t_sleep.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: t_sleep.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $");
33
34#include <sys/time.h>
35
36#include <pthread.h>
37#include <signal.h>
38#include <stdio.h>
39#include <unistd.h>
40
41#include <atf-c.h>
42
43#include "h_common.h"
44
45#define LONGTIME 2000000000
46
47static void *
48threadfunc(void *arg)
49{
50	sleep(LONGTIME);
51
52	return NULL;
53}
54
55static void
56handler(int sig)
57{
58	/*
59	 * Nothing to do; invoking the handler is enough to interrupt
60	 * the sleep.
61	 */
62}
63
64ATF_TC(sleep1);
65ATF_TC_HEAD(sleep1, tc)
66{
67	atf_tc_set_md_var(tc, "descr", "Checks sleeping past the time when "
68	    "time_t wraps");
69}
70ATF_TC_BODY(sleep1, tc)
71{
72	pthread_t thread;
73	struct itimerval it;
74	struct sigaction act;
75	sigset_t mtsm;
76
77	printf("Testing sleeps unreasonably far into the future.\n");
78
79	act.sa_handler = handler;
80	sigemptyset(&act.sa_mask);
81	act.sa_flags = 0;
82	sigaction(SIGALRM, &act, NULL);
83
84	PTHREAD_REQUIRE(pthread_create(&thread, NULL, threadfunc, NULL));
85
86	/* make sure the signal is delivered to the child thread */
87	sigemptyset(&mtsm);
88	sigaddset(&mtsm, SIGALRM);
89	PTHREAD_REQUIRE(pthread_sigmask(SIG_BLOCK, &mtsm, 0));
90
91	timerclear(&it.it_interval);
92	timerclear(&it.it_value);
93	it.it_value.tv_sec = 1;
94	setitimer(ITIMER_REAL, &it, NULL);
95
96	PTHREAD_REQUIRE(pthread_join(thread, NULL));
97}
98
99ATF_TP_ADD_TCS(tp)
100{
101	ATF_TP_ADD_TC(tp, sleep1);
102
103	return atf_no_error();
104}
105