1 /* $NetBSD: t_sigqueue.c,v 1.4 2011/07/07 16:31:11 jruoho Exp $ */ 2 3 /*- 4 * Copyright (c) 2011 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Christos Zoulas. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 __RCSID("$NetBSD: t_sigqueue.c,v 1.4 2011/07/07 16:31:11 jruoho Exp $"); 34 35 36 #include <atf-c.h> 37 #include <errno.h> 38 #include <signal.h> 39 #include <stdlib.h> 40 #include <sched.h> 41 #include <unistd.h> 42 43 static void handler(int, siginfo_t *, void *); 44 45 #define VALUE (int)0xc001dad1 46 static int value; 47 48 static void 49 handler(int signo, siginfo_t *info, void *data) 50 { 51 value = info->si_value.sival_int; 52 kill(0, SIGINFO); 53 } 54 55 ATF_TC(sigqueue_basic); 56 ATF_TC_HEAD(sigqueue_basic, tc) 57 { 58 atf_tc_set_md_var(tc, "descr", "Checks sigqueue(3) sigval delivery"); 59 } 60 61 ATF_TC_BODY(sigqueue_basic, tc) 62 { 63 struct sigaction sa; 64 union sigval sv; 65 66 sa.sa_sigaction = handler; 67 sigemptyset(&sa.sa_mask); 68 sa.sa_flags = SA_SIGINFO; 69 70 if (sigaction(SIGUSR1, &sa, NULL) != 0) 71 atf_tc_fail("sigaction failed"); 72 73 sv.sival_int = VALUE; 74 75 if (sigqueue(0, SIGUSR1, sv) != 0) 76 atf_tc_fail("sigqueue failed"); 77 78 sched_yield(); 79 ATF_REQUIRE_EQ(sv.sival_int, value); 80 } 81 82 ATF_TC(sigqueue_err); 83 ATF_TC_HEAD(sigqueue_err, tc) 84 { 85 atf_tc_set_md_var(tc, "descr", "Test errors from sigqueue(3)"); 86 } 87 88 ATF_TC_BODY(sigqueue_err, tc) 89 { 90 union sigval sv; 91 92 errno = 0; 93 ATF_REQUIRE_ERRNO(EINVAL, sigqueue(getpid(), -1, sv) == -1); 94 } 95 96 ATF_TP_ADD_TCS(tp) 97 { 98 99 ATF_TP_ADD_TC(tp, sigqueue_basic); 100 ATF_TP_ADD_TC(tp, sigqueue_err); 101 102 return atf_no_error(); 103 } 104