text: /* $NetBSD: t_proc3.c,v 1.2 2015/01/14 22:22:32 christos Exp $ */
  
  /*-
   * Copyright (c) 2012 The NetBSD Foundation, Inc.
   * All rights reserved.
   *
   * This code is derived from software contributed to The NetBSD Foundation
   * by Joerg Sonnenberger.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   */
  
  #include <sys/cdefs.h>
  __RCSID("$NetBSD: t_proc3.c,v 1.2 2015/01/14 22:22:32 christos Exp $");
  
  #include <sys/event.h>
  #include <sys/time.h>
  #include <sys/types.h>
  #include <sys/wait.h>
  
  #include <err.h>
  #include <pwd.h>
  #include <stdio.h>
  #include <stdlib.h>
  #include <unistd.h>
  
  #include <atf-c.h>
  
  #include "../../h_macros.h"
  
  ATF_TC(proc3);
  ATF_TC_HEAD(proc3, tc)
  {
  	atf_tc_set_md_var(tc, "descr",
  	    "Checks EVFILT_PROC for NOTE_TRACK on self bug ");
  }
  
  ATF_TC_BODY(proc3, tc)
  {
  	pid_t pid = 0;
  	int kq, status;
  	struct kevent ke;
  	struct timespec timeout;
  
  	RL(kq = kqueue());
  
  	EV_SET(&ke, (uintptr_t)getpid(), EVFILT_PROC, EV_ADD, NOTE_TRACK, 0, 0);
  
  	RL(kevent(kq, &ke, 1, NULL, 0, NULL));
  
  	RL(pid = fork());
  	if (pid == 0) {
  		_exit(EXIT_SUCCESS);
  		/* NOTREACHED */
  	}
  
  	RL(waitpid(pid, &status, 0));
  	ATF_REQUIRE(WIFEXITED(status));
  	ATF_REQUIRE_EQ(WEXITSTATUS(status), EXIT_SUCCESS);
  
  	timeout.tv_sec = 0;
  	timeout.tv_nsec = 0;
  	ke.ident = 0;
  	ke.fflags = 0;
  	ke.flags = EV_ENABLE;
  
  	RL(kevent(kq, NULL, 0, &ke, 1, &timeout));
  	RL(close(kq));
  
  	ATF_REQUIRE(ke.fflags & NOTE_CHILD);
  	ATF_REQUIRE((ke.fflags & NOTE_TRACKERR) == 0);
  	ATF_REQUIRE_EQ((pid_t)ke.ident, pid);
  }
  
  ATF_TP_ADD_TCS(tp)
  {
  	ATF_TP_ADD_TC(tp, proc3);
  
  	return atf_no_error();
  }
  