1*86d7f5d3SJohn Marino#!/bin/sh 2*86d7f5d3SJohn Marino 3*86d7f5d3SJohn Marino# 4*86d7f5d3SJohn Marino# Copyright (c) 2008 Peter Holm <pho@FreeBSD.org> 5*86d7f5d3SJohn Marino# All rights reserved. 6*86d7f5d3SJohn Marino# 7*86d7f5d3SJohn Marino# Redistribution and use in source and binary forms, with or without 8*86d7f5d3SJohn Marino# modification, are permitted provided that the following conditions 9*86d7f5d3SJohn Marino# are met: 10*86d7f5d3SJohn Marino# 1. Redistributions of source code must retain the above copyright 11*86d7f5d3SJohn Marino# notice, this list of conditions and the following disclaimer. 12*86d7f5d3SJohn Marino# 2. Redistributions in binary form must reproduce the above copyright 13*86d7f5d3SJohn Marino# notice, this list of conditions and the following disclaimer in the 14*86d7f5d3SJohn Marino# documentation and/or other materials provided with the distribution. 15*86d7f5d3SJohn Marino# 16*86d7f5d3SJohn Marino# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17*86d7f5d3SJohn Marino# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18*86d7f5d3SJohn Marino# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19*86d7f5d3SJohn Marino# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20*86d7f5d3SJohn Marino# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21*86d7f5d3SJohn Marino# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22*86d7f5d3SJohn Marino# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23*86d7f5d3SJohn Marino# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24*86d7f5d3SJohn Marino# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25*86d7f5d3SJohn Marino# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26*86d7f5d3SJohn Marino# SUCH DAMAGE. 27*86d7f5d3SJohn Marino# 28*86d7f5d3SJohn Marino# $FreeBSD$ 29*86d7f5d3SJohn Marino# 30*86d7f5d3SJohn Marino 31*86d7f5d3SJohn Marino# Regression test. Causes panic on 6.1 32*86d7f5d3SJohn Marino 33*86d7f5d3SJohn Marinoodir=`pwd` 34*86d7f5d3SJohn Marinodir=/tmp 35*86d7f5d3SJohn Marino 36*86d7f5d3SJohn Marinocd $dir 37*86d7f5d3SJohn Marinosed '1,/^EOF/d' < $odir/$0 > $dir/revoke.c 38*86d7f5d3SJohn Marinocc -o revoke -Wall revoke.c 39*86d7f5d3SJohn Marinorm -f revoke.c 40*86d7f5d3SJohn Marino 41*86d7f5d3SJohn Marinon=100 # Number of times to test 42*86d7f5d3SJohn Marinofor i in `jot $n`; do 43*86d7f5d3SJohn Marino ./revoke /dev/ttyv9& 44*86d7f5d3SJohn Marino ./revoke /dev/ttyva& 45*86d7f5d3SJohn Marino ./revoke /dev/ttyvb& 46*86d7f5d3SJohn Marino ./revoke /dev/ttyvc& 47*86d7f5d3SJohn Marino for j in `jot 4`; do 48*86d7f5d3SJohn Marino wait 49*86d7f5d3SJohn Marino done 50*86d7f5d3SJohn Marinodone 51*86d7f5d3SJohn Marino 52*86d7f5d3SJohn Marino#rm -f revoke 53*86d7f5d3SJohn Marino 54*86d7f5d3SJohn Marinoexit 55*86d7f5d3SJohn MarinoEOF 56*86d7f5d3SJohn Marino/* By Martin Blapp, <mb@imp.ch> <mbr@FreeBSD.org> */ 57*86d7f5d3SJohn Marino 58*86d7f5d3SJohn Marino#include <stdlib.h> 59*86d7f5d3SJohn Marino#include <stdio.h> 60*86d7f5d3SJohn Marino#include <unistd.h> 61*86d7f5d3SJohn Marino#include <fcntl.h> 62*86d7f5d3SJohn Marino#include <err.h> 63*86d7f5d3SJohn Marino#include <sys/ioctl.h> 64*86d7f5d3SJohn Marino#include <sys/wait.h> 65*86d7f5d3SJohn Marino#include <string.h> 66*86d7f5d3SJohn Marino 67*86d7f5d3SJohn Marino/*#define TTY "/dev/ttyv9"*/ /* should be totally unused */ 68*86d7f5d3SJohn Marino#define CTTY "/dev/tty" 69*86d7f5d3SJohn Marino 70*86d7f5d3SJohn Marinoint 71*86d7f5d3SJohn Marinomain(int argc, char **argv) 72*86d7f5d3SJohn Marino{ 73*86d7f5d3SJohn Marino int ttyfd; 74*86d7f5d3SJohn Marino pid_t pid; 75*86d7f5d3SJohn Marino 76*86d7f5d3SJohn Marino if (argc != 2) { 77*86d7f5d3SJohn Marino fprintf(stderr, "Usage: %s /dev/ttyv?\n", argv[0]); 78*86d7f5d3SJohn Marino return 1; 79*86d7f5d3SJohn Marino } 80*86d7f5d3SJohn Marino 81*86d7f5d3SJohn Marino /* Get rid of my ctty. */ 82*86d7f5d3SJohn Marino printf("Parent starting: pid %d\n", getpid()); 83*86d7f5d3SJohn Marino pid = fork(); 84*86d7f5d3SJohn Marino if (pid < 0) { 85*86d7f5d3SJohn Marino err(1, "fork"); 86*86d7f5d3SJohn Marino exit(1); 87*86d7f5d3SJohn Marino } else if (pid > 0) { 88*86d7f5d3SJohn Marino int status; 89*86d7f5d3SJohn Marino /* parent */ 90*86d7f5d3SJohn Marino waitpid(pid, &status, 0); 91*86d7f5d3SJohn Marino exit(0); 92*86d7f5d3SJohn Marino } 93*86d7f5d3SJohn Marino /* child */ 94*86d7f5d3SJohn Marino printf("Child: pid %d\n", getpid()); 95*86d7f5d3SJohn Marino 96*86d7f5d3SJohn Marino if (setsid() < 0) { 97*86d7f5d3SJohn Marino err(1, "setsid"); 98*86d7f5d3SJohn Marino exit(1); 99*86d7f5d3SJohn Marino } 100*86d7f5d3SJohn Marino ttyfd = open(argv[1], O_RDWR); 101*86d7f5d3SJohn Marino if (ttyfd < 0) { 102*86d7f5d3SJohn Marino err(1, "open(%s)", argv[1]); 103*86d7f5d3SJohn Marino exit(1); 104*86d7f5d3SJohn Marino } 105*86d7f5d3SJohn Marino if (ioctl(ttyfd, TIOCSCTTY) < 0) { 106*86d7f5d3SJohn Marino err(1, "ioctl(TIOCSCTTY)"); 107*86d7f5d3SJohn Marino exit(1); 108*86d7f5d3SJohn Marino } 109*86d7f5d3SJohn Marino if (revoke(argv[1]) < 0) { 110*86d7f5d3SJohn Marino err(1, "revoke(%s)", argv[1]); 111*86d7f5d3SJohn Marino exit(1); 112*86d7f5d3SJohn Marino } 113*86d7f5d3SJohn Marino if (open(CTTY, O_RDWR) < 0) { 114*86d7f5d3SJohn Marino err(1, "open(%s)", CTTY); 115*86d7f5d3SJohn Marino exit(1); 116*86d7f5d3SJohn Marino } 117*86d7f5d3SJohn Marino return 0; 118*86d7f5d3SJohn Marino} 119