1#!/bin/sh 2 3# 4# Copyright (c) 2016 EMC Corp. 5# All rights reserved. 6# 7# Redistribution and use in source and binary forms, with or without 8# modification, are permitted provided that the following conditions 9# are met: 10# 1. Redistributions of source code must retain the above copyright 11# notice, this list of conditions and the following disclaimer. 12# 2. Redistributions in binary form must reproduce the above copyright 13# notice, this list of conditions and the following disclaimer in the 14# documentation and/or other materials provided with the distribution. 15# 16# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26# SUCH DAMAGE. 27# 28 29# pty(4) test scenario. 30 31# "panic: make_dev_sv: bad si_name (error=17, si_name=ptyp0)" seen. 32# Fixed by r293825. 33 34# Based on test scenario by Bruce Evans. 35 36[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 37 38. ../default.cfg 39 40kldstat -v | grep -q pty || { kldload pty || exit 0; } 41 42here=`pwd` 43cd /tmp 44sed '1,/^EOF/d' < $here/$0 > pty2.c 45mycc -o pty2 -Wall -Wextra -O2 pty2.c || exit 1 46rm -f pty2.c 47 48/tmp/pty2 49 50rm -f /tmp/pty2 51exit 52EOF 53#include <sys/types.h> 54#include <sys/wait.h> 55 56#include <err.h> 57#include <errno.h> 58#include <fcntl.h> 59#include <stdio.h> 60#include <stdlib.h> 61#include <time.h> 62#include <unistd.h> 63 64#define PARALLEL 3 65#define RUNTIME 180 66 67#define IN "/dev/ptyp0" 68 69void 70test(void) 71{ 72 time_t start; 73 int fd; 74 75 start = time(NULL); 76 while (time(NULL) - start < RUNTIME) { 77 if ((fd = open(IN, O_RDONLY)) == -1) { 78 if (errno != EBUSY && errno != ENXIO && errno != ENOENT) 79 err(1, "open(%s)", IN); 80 } else 81 close(fd); 82 83 } 84 _exit(0); 85} 86 87int 88main(void) 89{ 90 int i; 91 92 for (i = 0; i < PARALLEL; i++) 93 if (fork() == 0) 94 test(); 95 96 for (i = 0; i < PARALLEL; i++) 97 wait(NULL); 98 99 return(0); 100} 101 102