57718be8fa
minus the vendor Makefiles Provide directions for how to bootstrap the vendor sources in FREEBSD-upgrade MFC after 2 weeks Discussed with: rpaulo Sponsored by: EMC / Isilon Storage Division
131 lines
3.7 KiB
C
131 lines
3.7 KiB
C
/* $NetBSD: t_ttypty.c,v 1.1 2009/02/20 21:39:58 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_ttypty.c,v 1.1 2009/02/20 21:39:58 jmmv Exp $");
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#include <sys/event.h>
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#include <sys/wait.h>
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#include <fcntl.h>
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#include <poll.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <termios.h>
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#include <unistd.h>
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#include <util.h>
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#include <atf-c.h>
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#include "../../../h_macros.h"
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static void
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h_check(bool check_master)
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{
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char slavetty[1024];
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char buffer[128];
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struct kevent event[1];
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struct pollfd pfd;
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pid_t child;
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int status, kq, n;
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int amaster, aslave, acurrent;
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RL(openpty(&amaster, &aslave, slavetty, NULL, NULL));
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(void)printf("tty: openpty master %d slave %d tty '%s'\n",
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amaster, aslave, slavetty);
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acurrent = check_master ? amaster : aslave;
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RL(child = fork());
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if (child == 0) {
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(void)sleep(1);
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n = read(check_master ? aslave : amaster, buffer, 128);
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(void)printf("tty: child read '%.*s'\n", n, buffer);
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_exit(0);
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}
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pfd.fd = acurrent;
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pfd.events = POLLOUT;
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(void)printf("tty: polling ...\n");
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RL(poll(&pfd, 1, INFTIM));
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(void)printf("tty: returned from poll - %d\n", pfd.revents);
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RL(kq = kqueue());
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EV_SET(&event[0], acurrent, EVFILT_WRITE, EV_ADD|EV_ENABLE, 0, 0, 0);
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RL(kevent(kq, event, 1, NULL, 0, NULL));
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RL(n = kevent(kq, NULL, 0, event, 1, NULL));
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(void)printf("kevent num %d filt %d flags: %#x, fflags: %#x, data: "
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"%" PRId64 "\n", n, event[0].filter, event[0].flags, event[0].fflags,
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event[0].data);
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ATF_REQUIRE_EQ(event[0].filter, EVFILT_WRITE);
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RL(n = write(acurrent, "f00\n", 4));
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(void)printf("tty: wrote 'f00\\n' (wrote %d characters)\n", n);
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(void)waitpid(child, &status, 0);
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(void)printf("tty: successful end\n");
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}
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ATF_TC(master);
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ATF_TC_HEAD(master, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Checks EVFILT_WRITE for master tty");
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}
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ATF_TC_BODY(master, tc)
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{
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h_check(true);
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}
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ATF_TC(slave);
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ATF_TC_HEAD(slave, tc)
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{
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atf_tc_set_md_var(tc, "descr", "Checks EVFILT_WRITE for slave tty");
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}
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ATF_TC_BODY(slave, tc)
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{
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h_check(false);
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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, master);
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ATF_TP_ADD_TC(tp, slave);
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return atf_no_error();
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}
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