xref: /minix3/tests/kernel/kqueue/t_proc3.c (revision 0a6a1f1d05b60e214de2f05a7310ddd1f0e590e7)
1*0a6a1f1dSLionel Sambuc /* $NetBSD: t_proc3.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */
211be35a1SLionel Sambuc 
311be35a1SLionel Sambuc /*-
411be35a1SLionel Sambuc  * Copyright (c) 2012 The NetBSD Foundation, Inc.
511be35a1SLionel Sambuc  * All rights reserved.
611be35a1SLionel Sambuc  *
711be35a1SLionel Sambuc  * This code is derived from software contributed to The NetBSD Foundation
811be35a1SLionel Sambuc  * by Joerg Sonnenberger.
911be35a1SLionel Sambuc  *
1011be35a1SLionel Sambuc  * Redistribution and use in source and binary forms, with or without
1111be35a1SLionel Sambuc  * modification, are permitted provided that the following conditions
1211be35a1SLionel Sambuc  * are met:
1311be35a1SLionel Sambuc  * 1. Redistributions of source code must retain the above copyright
1411be35a1SLionel Sambuc  *    notice, this list of conditions and the following disclaimer.
1511be35a1SLionel Sambuc  * 2. Redistributions in binary form must reproduce the above copyright
1611be35a1SLionel Sambuc  *    notice, this list of conditions and the following disclaimer in the
1711be35a1SLionel Sambuc  *    documentation and/or other materials provided with the distribution.
1811be35a1SLionel Sambuc  *
1911be35a1SLionel Sambuc  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
2011be35a1SLionel Sambuc  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
2111be35a1SLionel Sambuc  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
2211be35a1SLionel Sambuc  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
2311be35a1SLionel Sambuc  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
2411be35a1SLionel Sambuc  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
2511be35a1SLionel Sambuc  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
2611be35a1SLionel Sambuc  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
2711be35a1SLionel Sambuc  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
2811be35a1SLionel Sambuc  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
2911be35a1SLionel Sambuc  * POSSIBILITY OF SUCH DAMAGE.
3011be35a1SLionel Sambuc  */
3111be35a1SLionel Sambuc 
3211be35a1SLionel Sambuc #include <sys/cdefs.h>
33*0a6a1f1dSLionel Sambuc __RCSID("$NetBSD: t_proc3.c,v 1.2 2015/01/14 22:22:32 christos Exp $");
3411be35a1SLionel Sambuc 
3511be35a1SLionel Sambuc #include <sys/event.h>
3611be35a1SLionel Sambuc #include <sys/time.h>
3711be35a1SLionel Sambuc #include <sys/types.h>
3811be35a1SLionel Sambuc #include <sys/wait.h>
3911be35a1SLionel Sambuc 
4011be35a1SLionel Sambuc #include <err.h>
4111be35a1SLionel Sambuc #include <pwd.h>
4211be35a1SLionel Sambuc #include <stdio.h>
4311be35a1SLionel Sambuc #include <stdlib.h>
4411be35a1SLionel Sambuc #include <unistd.h>
4511be35a1SLionel Sambuc 
4611be35a1SLionel Sambuc #include <atf-c.h>
4711be35a1SLionel Sambuc 
4811be35a1SLionel Sambuc #include "../../h_macros.h"
4911be35a1SLionel Sambuc 
5011be35a1SLionel Sambuc ATF_TC(proc3);
ATF_TC_HEAD(proc3,tc)5111be35a1SLionel Sambuc ATF_TC_HEAD(proc3, tc)
5211be35a1SLionel Sambuc {
5311be35a1SLionel Sambuc 	atf_tc_set_md_var(tc, "descr",
5411be35a1SLionel Sambuc 	    "Checks EVFILT_PROC for NOTE_TRACK on self bug ");
5511be35a1SLionel Sambuc }
5611be35a1SLionel Sambuc 
ATF_TC_BODY(proc3,tc)5711be35a1SLionel Sambuc ATF_TC_BODY(proc3, tc)
5811be35a1SLionel Sambuc {
5911be35a1SLionel Sambuc 	pid_t pid = 0;
6011be35a1SLionel Sambuc 	int kq, status;
6111be35a1SLionel Sambuc 	struct kevent ke;
6211be35a1SLionel Sambuc 	struct timespec timeout;
6311be35a1SLionel Sambuc 
6411be35a1SLionel Sambuc 	RL(kq = kqueue());
6511be35a1SLionel Sambuc 
66*0a6a1f1dSLionel Sambuc 	EV_SET(&ke, (uintptr_t)getpid(), EVFILT_PROC, EV_ADD, NOTE_TRACK, 0, 0);
6711be35a1SLionel Sambuc 
6811be35a1SLionel Sambuc 	RL(kevent(kq, &ke, 1, NULL, 0, NULL));
6911be35a1SLionel Sambuc 
7011be35a1SLionel Sambuc 	RL(pid = fork());
7111be35a1SLionel Sambuc 	if (pid == 0) {
7211be35a1SLionel Sambuc 		_exit(EXIT_SUCCESS);
7311be35a1SLionel Sambuc 		/* NOTREACHED */
7411be35a1SLionel Sambuc 	}
7511be35a1SLionel Sambuc 
7611be35a1SLionel Sambuc 	RL(waitpid(pid, &status, 0));
7711be35a1SLionel Sambuc 	ATF_REQUIRE(WIFEXITED(status));
7811be35a1SLionel Sambuc 	ATF_REQUIRE_EQ(WEXITSTATUS(status), EXIT_SUCCESS);
7911be35a1SLionel Sambuc 
8011be35a1SLionel Sambuc 	timeout.tv_sec = 0;
8111be35a1SLionel Sambuc 	timeout.tv_nsec = 0;
8211be35a1SLionel Sambuc 	ke.ident = 0;
8311be35a1SLionel Sambuc 	ke.fflags = 0;
8411be35a1SLionel Sambuc 	ke.flags = EV_ENABLE;
8511be35a1SLionel Sambuc 
8611be35a1SLionel Sambuc 	RL(kevent(kq, NULL, 0, &ke, 1, &timeout));
8711be35a1SLionel Sambuc 	RL(close(kq));
8811be35a1SLionel Sambuc 
8911be35a1SLionel Sambuc 	ATF_REQUIRE(ke.fflags & NOTE_CHILD);
9011be35a1SLionel Sambuc 	ATF_REQUIRE((ke.fflags & NOTE_TRACKERR) == 0);
9111be35a1SLionel Sambuc 	ATF_REQUIRE_EQ((pid_t)ke.ident, pid);
9211be35a1SLionel Sambuc }
9311be35a1SLionel Sambuc 
ATF_TP_ADD_TCS(tp)9411be35a1SLionel Sambuc ATF_TP_ADD_TCS(tp)
9511be35a1SLionel Sambuc {
9611be35a1SLionel Sambuc 	ATF_TP_ADD_TC(tp, proc3);
9711be35a1SLionel Sambuc 
9811be35a1SLionel Sambuc 	return atf_no_error();
9911be35a1SLionel Sambuc }
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