97 lines
2.5 KiB
C
97 lines
2.5 KiB
C
/* Tests of mkdirat.
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Copyright (C) 2009-2025 Free Software Foundation, Inc.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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/* Written by Eric Blake <ebb9@byu.net>, 2009. */
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#include <config.h>
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#include <sys/stat.h>
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#include "signature.h"
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SIGNATURE_CHECK (mkdirat, int, (int, char const *, mode_t));
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#include <fcntl.h>
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#include <errno.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "ignore-value.h"
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#include "macros.h"
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#define BASE "test-mkdirat.t"
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#include "test-mkdir.h"
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static int dfd = AT_FDCWD;
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/* Wrapper to test mkdirat like mkdir. */
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static int
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do_mkdir (char const *name, mode_t mode)
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{
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return mkdirat (dfd, name, mode);
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}
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int
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main (_GL_UNUSED int argc, char *argv[])
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{
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int result;
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/* Clean up any trash from prior testsuite runs. */
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ignore_value (system ("rm -rf " BASE "*"));
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/* Test behaviour for invalid file descriptors. */
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{
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errno = 0;
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ASSERT (mkdirat (-1, "foo", 0700) == -1);
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ASSERT (errno == EBADF);
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}
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{
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close (99);
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errno = 0;
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ASSERT (mkdirat (99, "foo", 0700) == -1);
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ASSERT (errno == EBADF);
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}
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/* Test basic mkdir functionality. */
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result = test_mkdir (do_mkdir, false);
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dfd = open (".", O_RDONLY);
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ASSERT (0 <= dfd);
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ASSERT (test_mkdir (do_mkdir, false) == result);
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/* Tests specific to mkdirat. */
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ASSERT (mkdirat (dfd, BASE "dir1", 0700) == 0);
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ASSERT (chdir (BASE "dir1") == 0);
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ASSERT (close (dfd) == 0);
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dfd = open ("..", O_RDONLY);
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ASSERT (0 <= dfd);
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ASSERT (mkdirat (dfd, BASE "dir2", 0700) == 0);
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ASSERT (close (dfd) == 0);
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errno = 0;
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ASSERT (mkdirat (dfd, BASE "dir3", 0700) == -1);
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ASSERT (errno == EBADF);
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dfd = open ("/dev/null", O_RDONLY);
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ASSERT (0 <= dfd);
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errno = 0;
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ASSERT (mkdirat (dfd, "dir3", 0700) == -1);
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ASSERT (errno == ENOTDIR);
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ASSERT (close (dfd) == 0);
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ASSERT (chdir ("..") == 0);
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ASSERT (rmdir (BASE "dir1") == 0);
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ASSERT (rmdir (BASE "dir2") == 0);
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return (result ? result : test_exit_status);
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}
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