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 47 static void * 48 threadfunc(void *arg) 49 { 50 sleep(LONGTIME); 51 52 return NULL; 53 } 54 55 static void 56 handler(int sig) 57 { 58 /* 59 * Nothing to do; invoking the handler is enough to interrupt 60 * the sleep. 61 */ 62 } 63 64 ATF_TC(sleep1); 65 ATF_TC_HEAD(sleep1, tc) 66 { 67 atf_tc_set_md_var(tc, "descr", "Checks sleeping past the time when " 68 "time_t wraps"); 69 } 70 ATF_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 99 ATF_TP_ADD_TCS(tp) 100 { 101 ATF_TP_ADD_TC(tp, sleep1); 102 103 return atf_no_error(); 104 } 105