diff options
Diffstat (limited to 'contrib/netbsd-tests/fs/vfs/t_rmdirrace.c')
-rw-r--r-- | contrib/netbsd-tests/fs/vfs/t_rmdirrace.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/contrib/netbsd-tests/fs/vfs/t_rmdirrace.c b/contrib/netbsd-tests/fs/vfs/t_rmdirrace.c new file mode 100644 index 0000000..839dbad --- /dev/null +++ b/contrib/netbsd-tests/fs/vfs/t_rmdirrace.c @@ -0,0 +1,106 @@ +/* $NetBSD: t_rmdirrace.c,v 1.9 2012/02/16 02:47:56 perseant Exp $ */ + +/*- + * Copyright (c) 2010 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Nicolas Joly. + * + * 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/stat.h> + +#include <atf-c.h> +#include <fcntl.h> +#include <pthread.h> +#include <stdlib.h> +#include <unistd.h> + +#include <rump/rump_syscalls.h> +#include <rump/rump.h> + +#include "../common/h_fsmacros.h" + +#define DIRNAME "rmdir.test" + +static void *func1(void *arg) +{ + + while (*(int *)arg != 1) + rump_sys_mkdir(DIRNAME, 0755); + + return NULL; +} + +static void *func2(void *arg) +{ + + while (*(int *)arg != 1) + rump_sys_rmdir(DIRNAME); + + return NULL; +} + +static void +race(const atf_tc_t *tc, const char *path) +{ + int res, fd, quit; + pthread_t th1, th2; + + if (FSTYPE_SYSVBFS(tc)) + atf_tc_skip("directories not supported by file system"); + + fd = rump_sys_open(".", O_RDONLY, 0666); + if (fd == -1) + atf_tc_fail("open failed"); + res = rump_sys_chdir(path); + if (res == -1) + atf_tc_fail("chdir failed"); + + quit = 0; + + res = pthread_create(&th1, NULL, func1, &quit); + if (res != 0) + atf_tc_fail("pthread_create1 failed"); + res = pthread_create(&th2, NULL, func2, &quit); + if (res != 0) + atf_tc_fail("pthread_create2 failed"); + + sleep(10); + + quit = 1; + + res = pthread_join(th2, NULL); + if (res != 0) + atf_tc_fail("pthread_join2 failed"); + res = pthread_join(th1, NULL); + if (res != 0) + atf_tc_fail("pthread_join1 failed"); + + res = rump_sys_fchdir(fd); + if (res == -1) + atf_tc_fail("fchdir failed"); +} + +ATF_FSAPPLY(race, "rmdir(2) race"); |