155 lines
3.9 KiB
C
155 lines
3.9 KiB
C
/* $NetBSD: t_proc1.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $ */
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/*-
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* Copyright (c) 2002, 2008 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Luke Mewburn and Jaromir Dolecek.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__COPYRIGHT("@(#) Copyright (c) 2008\
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The NetBSD Foundation, inc. All rights reserved.");
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__RCSID("$NetBSD: t_proc1.c,v 1.1 2009/02/20 21:39:57 jmmv Exp $");
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/*
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* this also used to trigger problem fixed in
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* rev. 1.1.1.1.2.13 of sys/kern/kern_event.c
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*/
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#include <sys/param.h>
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#include <sys/event.h>
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#include <sys/wait.h>
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#include <err.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <inttypes.h>
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#include <atf-c.h>
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#include "../../h_macros.h"
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static int
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child(void)
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{
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pid_t ch;
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int status;
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char *argv[] = { NULL, NULL };
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char *envp[] = { NULL, NULL };
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if ((argv[0] = strdup("true")) == NULL)
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err(EXIT_FAILURE, "strdup(\"true\")");
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if ((envp[0] = strdup("FOO=BAZ")) == NULL)
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err(EXIT_FAILURE, "strdup(\"FOO=BAZ\")");
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/* Ensure parent is ready */
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(void)sleep(2);
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/* Do fork */
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switch (ch = fork()) {
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case -1:
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return EXIT_FAILURE;
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/* NOTREACHED */
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case 0:
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return EXIT_SUCCESS;
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/* NOTREACHED */
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default:
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wait(&status);
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break;
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}
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/* Exec */
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execve("/usr/bin/true", argv, envp);
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/* NOTREACHED */
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return EXIT_FAILURE;
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}
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ATF_TC(proc1);
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ATF_TC_HEAD(proc1, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Checks EVFILT_PROC");
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}
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ATF_TC_BODY(proc1, tc)
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{
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struct kevent event[1];
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pid_t pid;
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int kq, want, status;
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RL(kq = kqueue());
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/* fork a child for doing the events */
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RL(pid = fork());
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if (pid == 0) {
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_exit(child());
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/* NOTREACHED */
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}
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(void)sleep(1); /* give child some time to come up */
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event[0].ident = pid;
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event[0].filter = EVFILT_PROC;
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event[0].flags = EV_ADD | EV_ENABLE;
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event[0].fflags = NOTE_EXIT | NOTE_FORK | NOTE_EXEC; /* | NOTE_TRACK;*/
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want = NOTE_EXIT | NOTE_FORK | NOTE_EXEC;
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RL(kevent(kq, event, 1, NULL, 0, NULL));
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/* wait until we get all events we want */
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while (want) {
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RL(kevent(kq, NULL, 0, event, 1, NULL));
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printf("%ld:", (long)event[0].ident);
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if (event[0].fflags & NOTE_EXIT) {
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want &= ~NOTE_EXIT;
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printf(" NOTE_EXIT");
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}
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if (event[0].fflags & NOTE_EXEC) {
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want &= ~NOTE_EXEC;
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printf(" NOTE_EXEC");
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}
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if (event[0].fflags & NOTE_FORK) {
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want &= ~NOTE_FORK;
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printf(" NOTE_FORK");
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}
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if (event[0].fflags & NOTE_CHILD)
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printf(" NOTE_CHILD, parent = %" PRId64, event[0].data);
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printf("\n");
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}
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(void)waitpid(pid, &status, 0);
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, proc1);
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return atf_no_error();
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}
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