1272343Sngie/* $NetBSD: t_rmdirrace.c,v 1.9 2012/02/16 02:47:56 perseant Exp $ */ 2272343Sngie 3272343Sngie/*- 4272343Sngie * Copyright (c) 2010 The NetBSD Foundation, Inc. 5272343Sngie * All rights reserved. 6272343Sngie * 7272343Sngie * This code is derived from software contributed to The NetBSD Foundation 8272343Sngie * by Nicolas Joly. 9272343Sngie * 10272343Sngie * Redistribution and use in source and binary forms, with or without 11272343Sngie * modification, are permitted provided that the following conditions 12272343Sngie * are met: 13272343Sngie * 1. Redistributions of source code must retain the above copyright 14272343Sngie * notice, this list of conditions and the following disclaimer. 15272343Sngie * 2. Redistributions in binary form must reproduce the above copyright 16272343Sngie * notice, this list of conditions and the following disclaimer in the 17272343Sngie * documentation and/or other materials provided with the distribution. 18272343Sngie * 19272343Sngie * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20272343Sngie * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21272343Sngie * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22272343Sngie * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23272343Sngie * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24272343Sngie * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25272343Sngie * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26272343Sngie * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27272343Sngie * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28272343Sngie * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29272343Sngie * POSSIBILITY OF SUCH DAMAGE. 30272343Sngie */ 31272343Sngie 32272343Sngie#include <sys/stat.h> 33272343Sngie 34272343Sngie#include <atf-c.h> 35272343Sngie#include <fcntl.h> 36272343Sngie#include <pthread.h> 37272343Sngie#include <stdlib.h> 38272343Sngie#include <unistd.h> 39272343Sngie 40272343Sngie#include <rump/rump_syscalls.h> 41272343Sngie#include <rump/rump.h> 42272343Sngie 43272343Sngie#include "../common/h_fsmacros.h" 44272343Sngie 45272343Sngie#define DIRNAME "rmdir.test" 46272343Sngie 47272343Sngiestatic void *func1(void *arg) 48272343Sngie{ 49272343Sngie 50272343Sngie while (*(int *)arg != 1) 51272343Sngie rump_sys_mkdir(DIRNAME, 0755); 52272343Sngie 53272343Sngie return NULL; 54272343Sngie} 55272343Sngie 56272343Sngiestatic void *func2(void *arg) 57272343Sngie{ 58272343Sngie 59272343Sngie while (*(int *)arg != 1) 60272343Sngie rump_sys_rmdir(DIRNAME); 61272343Sngie 62272343Sngie return NULL; 63272343Sngie} 64272343Sngie 65272343Sngiestatic void 66272343Sngierace(const atf_tc_t *tc, const char *path) 67272343Sngie{ 68272343Sngie int res, fd, quit; 69272343Sngie pthread_t th1, th2; 70272343Sngie 71272343Sngie if (FSTYPE_SYSVBFS(tc)) 72272343Sngie atf_tc_skip("directories not supported by file system"); 73272343Sngie 74272343Sngie fd = rump_sys_open(".", O_RDONLY, 0666); 75272343Sngie if (fd == -1) 76272343Sngie atf_tc_fail("open failed"); 77272343Sngie res = rump_sys_chdir(path); 78272343Sngie if (res == -1) 79272343Sngie atf_tc_fail("chdir failed"); 80272343Sngie 81272343Sngie quit = 0; 82272343Sngie 83272343Sngie res = pthread_create(&th1, NULL, func1, &quit); 84272343Sngie if (res != 0) 85272343Sngie atf_tc_fail("pthread_create1 failed"); 86272343Sngie res = pthread_create(&th2, NULL, func2, &quit); 87272343Sngie if (res != 0) 88272343Sngie atf_tc_fail("pthread_create2 failed"); 89272343Sngie 90272343Sngie sleep(10); 91272343Sngie 92272343Sngie quit = 1; 93272343Sngie 94272343Sngie res = pthread_join(th2, NULL); 95272343Sngie if (res != 0) 96272343Sngie atf_tc_fail("pthread_join2 failed"); 97272343Sngie res = pthread_join(th1, NULL); 98272343Sngie if (res != 0) 99272343Sngie atf_tc_fail("pthread_join1 failed"); 100272343Sngie 101272343Sngie res = rump_sys_fchdir(fd); 102272343Sngie if (res == -1) 103272343Sngie atf_tc_fail("fchdir failed"); 104272343Sngie} 105272343Sngie 106272343SngieATF_FSAPPLY(race, "rmdir(2) race"); 107