Hi!
> --- /dev/null
> +++ b/testcases/kernel/syscalls/readdir/readdir03.c
> @@ -0,0 +1,151 @@
> +/*
> + * Copyright (c) 2014 Fujitsu Ltd.
> + * Author: Zeng Linggang <[email protected]>
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License as published by
> + * the Free Software Foundation; either version 2 of the License, or
> + * (at your option) any later version.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> + * GNU Library General Public License for more details.
> + *
> + * You should have received a copy of the GNU General Public License
> + * along with this program; if not, write to the Free Software
> + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
> + *
> + */
> +/*
> + * Test Description:
> + * Verify that,
> + * 1. Creat a directory and open it, then delete the directory, ENOENT
> would
> + * return.
> + * 2. File descriptor does not refer to a directory, ENOTDIR would return.
> + */
> +
> +#define _GNU_SOURCE
> +
> +#include <stdio.h>
> +#include <sys/types.h>
> +#include <sys/stat.h>
> +#include <fcntl.h>
> +#include <errno.h>
> +#include <limits.h>
> +#include <dirent.h>
> +#include <unistd.h>
> +#include <sys/syscall.h>
> +#include "test.h"
> +#include "usctest.h"
> +#include "safe_macros.h"
> +
> +char *TCID = "readdir03";
> +
> +#if !defined __x86_64__
Why is the test disabled on x86_64? What about other 64 bit
architectures?
> +#define TEST_DIR "test_dir"
> +#define TEST_FILE "test_file"
> +#define DIR_MODE (S_IRUSR|S_IWUSR|S_IXUSR|S_IRGRP| \
> + S_IXGRP|S_IROTH|S_IXOTH)
> +
> +struct old_linux_dirent {
> + long d_ino;
> + off_t d_off;
> + unsigned short d_reclen;
> + char d_name[NAME_MAX+1];
> +};
> +
> +static unsigned int del_dir_fd, file_fd;
> +static struct old_linux_dirent dirp;
> +static void setup(void);
> +static void cleanup(void);
> +
> +static struct test_case_t {
> + unsigned int *fd;
> + struct old_linux_dirent *dirp;
> + unsigned int count;
> + int exp_errno;
> +} test_cases[] = {
> + {&del_dir_fd, &dirp, sizeof(struct old_linux_dirent), ENOENT},
> + {&file_fd, &dirp, sizeof(struct old_linux_dirent), ENOTDIR},
> +};
> +
> +int TST_TOTAL = ARRAY_SIZE(test_cases);
> +static int exp_enos[] = { ENOENT, ENOTDIR, 0 };
> +static void readdir_verify(const struct test_case_t *);
> +
> +int main(int argc, char **argv)
> +{
> + int i, lc;
> + char *msg;
> +
> + msg = parse_opts(argc, argv, NULL, NULL);
> + if (msg != NULL)
> + tst_brkm(TBROK, NULL, "OPTION PARSING ERROR - %s", msg);
> +
> + setup();
> +
> + for (lc = 0; TEST_LOOPING(lc); lc++) {
> + tst_count = 0;
> + for (i = 0; i < TST_TOTAL; i++)
> + readdir_verify(&test_cases[i]);
> + }
> +
> + cleanup();
> + tst_exit();
> +}
> +
> +static void setup(void)
> +{
> + tst_sig(NOFORK, DEF_HANDLER, cleanup);
> +
> + TEST_EXP_ENOS(exp_enos);
> +
> + TEST_PAUSE;
> +
> + tst_tmpdir();
> +
> + SAFE_MKDIR(cleanup, TEST_DIR, DIR_MODE);
> + del_dir_fd = SAFE_OPEN(cleanup, TEST_DIR, O_RDONLY | O_DIRECTORY);
> + if (rmdir(TEST_DIR) == -1)
> + tst_brkm(TBROK | TERRNO, cleanup, "rmdir failed");
> +
> + file_fd = SAFE_OPEN(cleanup, TEST_FILE, O_RDWR | O_CREAT, 0777);
> +}
> +
> +static void readdir_verify(const struct test_case_t *test)
> +{
> + TEST(syscall(__NR_readdir, *test->fd, test->dirp, test->count));
So you are using raw readdir() syscall (man 2 readdir) instead of the
glibc readdir() (man 3 readdir).
Are you aware that the rest of the readdir testcases use the glibc
readdir()?
--
Cyril Hrubis
[email protected]
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