1/* $NetBSD: t_sigalarm.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_sigalarm.c,v 1.1 2010/07/16 15:42:53 jmmv Exp $"); 33 34#include <stdio.h> 35#include <signal.h> 36#include <unistd.h> 37#include <pthread.h> 38 39#include <atf-c.h> 40 41#include "h_common.h" 42 43int alarm_set; 44 45#ifdef SA_SIGINFO 46static void 47alarm_handler(int signo, siginfo_t *si, void *ctx) 48{ 49 ATF_REQUIRE_EQ_MSG(si->si_signo, signo, "Received unexpected signal"); 50 alarm_set = 1; 51} 52#else 53static void 54alarm_handler(int signo) 55{ 56 ATF_REQUIRE_EQ_MSG(SIGALRM, signo, "Received unexpected signal"); 57 alarm_set = 1; 58} 59#endif 60 61static void * 62setup(void *dummy) 63{ 64 struct sigaction sa; 65 sigset_t ss; 66#ifdef SA_SIGINFO 67 sa.sa_flags = SA_SIGINFO; 68 sa.sa_sigaction = alarm_handler; 69#else 70 sa.sa_flags = 0; 71 sa.sa_handler = alarm_handler; 72#endif 73 sigfillset(&ss); 74 sigprocmask(SIG_SETMASK, &ss, NULL); 75 sigemptyset(&sa.sa_mask); 76 sigaction(SIGALRM, &sa, NULL); 77 alarm(1); 78 79 return NULL; 80} 81 82ATF_TC(sigalarm); 83ATF_TC_HEAD(sigalarm, tc) 84{ 85 atf_tc_set_md_var(tc, "descr", 86 "Checks sigsuspend in libpthread when pthread lib is initialized"); 87} 88ATF_TC_BODY(sigalarm, tc) 89{ 90 sigset_t set; 91 pthread_t self = pthread_self(); 92 93 PTHREAD_REQUIRE(pthread_create(&self, NULL, setup, NULL)); 94 95 sigemptyset(&set); 96 sigsuspend(&set); 97 alarm(0); 98 99 ATF_REQUIRE(alarm_set); 100} 101 102ATF_TP_ADD_TCS(tp) 103{ 104 ATF_TP_ADD_TC(tp, sigalarm); 105 106 return atf_no_error(); 107} 108