[LTP] [PATCH 2/2] syscalls/fcntl13: Convert to new API

[xuyang2018.jy@fujitsu.com]

Hi Dai

I do some minor changes and pushed, thanks.

1) fix description
2) fix TST_EXP_FAIL2 usage
3) remove useless DATA macro


Best Regards
Yang Xu

> 1) use TST_EXP_FAIL2 macro
> 2) remove uclinux code
> 3) remove duplicate cases
>
> Signed-off-by: Dai Shili<daisl.fnst@fujitsu.com>
> ---
>   testcases/kernel/syscalls/fcntl/fcntl13.c | 160 +++++++++---------------------
>   1 file changed, 48 insertions(+), 112 deletions(-)
>
> diff --git a/testcases/kernel/syscalls/fcntl/fcntl13.c b/testcases/kernel/syscalls/fcntl/fcntl13.c
> index dae4c37..33c4460 100644
> --- a/testcases/kernel/syscalls/fcntl/fcntl13.c
> +++ b/testcases/kernel/syscalls/fcntl/fcntl13.c
> @@ -1,127 +1,63 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later
>   /*
> - *
> - *   Copyright (c) International Business Machines  Corp., 2001
> - *
> - *   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 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
> + * Copyright (c) Linux Test Project, 2021
> + * Copyright (c) International Business Machines  Corp., 2001
> + * 07/2001 Ported by Wayne Boyer
>    */
>
> -/*
> - * NAME
> - *	fcntl13.c
> - *
> - * DESCRIPTION
> - *	Testcase to test that fcntl() sets errno correctly.
> +/*\
> + * [Description]
>    *
> - * USAGE
> - *	fcntl13
> + * Tests basic error handling of the fcntl syscall.
>    *
> - * HISTORY
> - *	07/2001 Ported by Wayne Boyer
> - *
> - * RESTRICTIONS
> - *	NONE
> + * - EFAULT when cmd argument is F_SETLK and the data pointed to by arg is not valid
> + * - EINVAL when cmd argument is not recognized by this kernel
> + * - EINVAL when cmd argument is F_GETLK, F_SETLK, or F_SETLKW and fd does not support locking
> + * - EBADF when fd refers to an invalid file descriptor
>    */
>
>   #include<fcntl.h>
> -#include<errno.h>
> -#include "test.h"
> -
> -#define F_BADCMD 99999
> -
> -char *TCID = "fcntl13";
> -int TST_TOTAL = 1;
> -
> -void setup(void);
> -
> -int main(int ac, char **av)
> +#include "tst_test.h"
> +
> +#define F_BADCMD 999
> +#define DATA    "ABCDEFGHIJ"
> +
> +static struct flock flock;
> +
> +static struct tcase {
> +	int fd;
> +	int cmd;
> +	struct flock *flock;
> +	char *desc;
> +	int exp_errno;
> +} tcases[] = {
> +	{1, F_SETLK, NULL, "F_SETLK", EFAULT},
> +	{1, F_BADCMD,&flock, "F_BADCMD", EINVAL},
> +	{1, F_SETLK,&flock,  "F_SETLK", EINVAL},
> +	{-1, F_GETLK,&flock, "F_GETLK", EBADF}
> +};
> +
> +static void verify_fcntl(unsigned int n)
>   {
> -	int lc;
> -
> -	struct flock flock;
> +	struct tcase *tc =&tcases[n];
>
> -	tst_parse_opts(ac, av, NULL, NULL);
> +	if (!tc->flock)
> +		tc->flock = tst_get_bad_addr(NULL);
>
> -	setup();
> -
> -	for (lc = 0; TEST_LOOPING(lc); lc++) {
> -		tst_count = 0;
> -
> -		if (fcntl(1, F_BADCMD, 1) != -1)
> -			tst_resm(TFAIL, "fcntl(2) failed to FAIL");
> -		else if (errno != EINVAL)
> -			tst_resm(TFAIL, "Expected EINVAL got %d", errno);
> -		else
> -			tst_resm(TPASS, "got EINVAL");
> -
> -#ifndef UCLINUX
> -		if (fcntl(1, F_SETLK, (void *)-1) != -1) {
> -			tst_resm(TFAIL, "F_SETLK: fcntl(2) failed to FAIL");
> -		} else if (errno != EFAULT) {
> -			tst_resm(TFAIL, "F_SETLK: Expected EFAULT got %d",
> -				 errno);
> -		} else {
> -			tst_resm(TPASS, "F_SETLK: got EFAULT");
> -		}
> -
> -		if (fcntl(1, F_SETLKW, (void *)-1) != -1) {
> -			tst_resm(TFAIL, "F_SETLKW: fcntl(2) failed to FAIL");
> -		} else if (errno != EFAULT) {
> -			tst_resm(TFAIL, "F_SETLKW: Expected EFAULT got %d",
> -				 errno);
> -		} else {
> -			tst_resm(TPASS, "F_SETLKW: got EFAULT");
> -		}
> -
> -		if (fcntl(1, F_GETLK, (void *)-1) != -1) {
> -			tst_resm(TFAIL, "F_GETLK: fcntl(2) failed to FAIL");
> -		} else if (errno != EFAULT) {
> -			tst_resm(TFAIL, "F_GETLK: Expected EFAULT got %d",
> -				 errno);
> -		} else {
> -			tst_resm(TPASS, "F_GETLK: got EFAULT");
> -		}
> -
> -#else
> -		tst_resm(TCONF, "Skip EFAULT on uClinux");
> -#endif
> -		flock.l_whence = -1;
> -		flock.l_type = F_WRLCK;
> -		flock.l_start = 0L;
> -		flock.l_len = 0L;
> -
> -		if (fcntl(1, F_SETLK,&flock) != -1)
> -			tst_resm(TFAIL, "fcntl(2) failed to FAIL");
> -		else if (errno != EINVAL)
> -			tst_resm(TFAIL, "Expected EINVAL, got %d", errno);
> -		else
> -			tst_resm(TPASS, "got EINVAL");
> -
> -		if (fcntl(-1, F_GETLK,&flock) != -1)
> -			tst_resm(TFAIL, "fcntl(2) failed to FAIL");
> -		else if (errno != EBADF)
> -			tst_resm(TFAIL, "Expected EBADF, got %d", errno);
> -		else
> -			tst_resm(TPASS, "got EBADFD");
> -	}
> -
> -	tst_exit();
> +	TST_EXP_FAIL2(fcntl(tc->fd, tc->cmd, tc->flock), tc->exp_errno,
> +		"fcntl(%d, %s, %d)", tc->fd, tc->desc, tc->exp_errno);
>   }
>
> -void setup(void)
> +static void setup(void)
>   {
> -	tst_sig(NOFORK, DEF_HANDLER, NULL);
> -
> -	TEST_PAUSE;
> +	flock.l_whence = -1;
> +	flock.l_type = F_WRLCK;
> +	flock.l_start = 0L;
> +	flock.l_len = 0L;
>   }
> +
> +static struct tst_test test = {
> +	.setup = setup,
> +	.tcnt = ARRAY_SIZE(tcases),
> +	.test = verify_fcntl,
> +};