1 /* $NetBSD: t_proc3.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */ 2 3 /*- 4 * Copyright (c) 2012 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Joerg Sonnenberger. 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_proc3.c,v 1.2 2015/01/14 22:22:32 christos Exp $"); 34 35 #ifdef __FreeBSD__ 36 #include <sys/types.h> 37 #endif 38 #include <sys/event.h> 39 #include <sys/time.h> 40 #include <sys/types.h> 41 #include <sys/wait.h> 42 43 #include <err.h> 44 #include <pwd.h> 45 #include <stdio.h> 46 #include <stdlib.h> 47 #include <unistd.h> 48 49 #include <atf-c.h> 50 51 #include "../../h_macros.h" 52 53 ATF_TC(proc3); 54 ATF_TC_HEAD(proc3, tc) 55 { 56 atf_tc_set_md_var(tc, "descr", 57 "Checks EVFILT_PROC for NOTE_TRACK on self bug "); 58 } 59 60 ATF_TC_BODY(proc3, tc) 61 { 62 pid_t pid = 0; 63 int kq, status; 64 struct kevent ke; 65 struct timespec timeout; 66 67 RL(kq = kqueue()); 68 69 EV_SET(&ke, (uintptr_t)getpid(), EVFILT_PROC, EV_ADD, NOTE_TRACK, 0, 0); 70 71 RL(kevent(kq, &ke, 1, NULL, 0, NULL)); 72 73 RL(pid = fork()); 74 if (pid == 0) { 75 _exit(EXIT_SUCCESS); 76 /* NOTREACHED */ 77 } 78 79 RL(waitpid(pid, &status, 0)); 80 ATF_REQUIRE(WIFEXITED(status)); 81 ATF_REQUIRE_EQ(WEXITSTATUS(status), EXIT_SUCCESS); 82 83 timeout.tv_sec = 0; 84 timeout.tv_nsec = 0; 85 ke.ident = 0; 86 ke.fflags = 0; 87 ke.flags = EV_ENABLE; 88 89 RL(kevent(kq, NULL, 0, &ke, 1, &timeout)); 90 RL(close(kq)); 91 92 ATF_REQUIRE(ke.fflags & NOTE_CHILD); 93 ATF_REQUIRE((ke.fflags & NOTE_TRACKERR) == 0); 94 ATF_REQUIRE_EQ((pid_t)ke.ident, pid); 95 } 96 97 ATF_TP_ADD_TCS(tp) 98 { 99 ATF_TP_ADD_TC(tp, proc3); 100 101 return atf_no_error(); 102 } 103