[LTP] [PATCH] syscalls/open03.c: Rewrite open03.c using new LTP API

[Avinesh Kumar]

Hi

On Friday, July 8, 2022 4:32:28 PM IST Luo xiaoyu via ltp wrote:
> Signed-off-by: Luo xiaoyu <luoxiaoyu9@huawei.com>
> ---
>  testcases/kernel/syscalls/open/open03.c | 103 +++++++-----------------
>  1 file changed, 27 insertions(+), 76 deletions(-)
> 
> diff --git a/testcases/kernel/syscalls/open/open03.c
> b/testcases/kernel/syscalls/open/open03.c index aa15ee9e9..7926e50f4 100644
> --- a/testcases/kernel/syscalls/open/open03.c
> +++ b/testcases/kernel/syscalls/open/open03.c
> @@ -1,90 +1,41 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later
>  /*
>   * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
> - *
> - * This program is free software; you can redistribute it and/or modify it
> - * under the terms of version 2 of the GNU General Public License as
> - * published by the Free Software Foundation.
> - *
> - * This program is distributed in the hope that it would be useful, but
> - * WITHOUT ANY WARRANTY; without even the implied warranty of
> - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
> - *
> - * Further, this software is distributed without any warranty that it is
> - * free of the rightful claim of any third person regarding infringement
> - * or the like.  Any license provided herein, whether implied or
> - * otherwise, applies only to this software file.  Patent licenses, if
> - * any, provided herein do not apply to combinations of this program with
> - * other software, or any other product whatsoever.
> - *
> - * You should have received a copy of the GNU General Public License along
> - * with this program; if not, write the Free Software Foundation, Inc.,
> - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
> - *
> - * Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
> - * Mountain View, CA  94043, or:
> - *
>   */
> 
> -#include <sys/types.h>
> -#include <fcntl.h>
> -#include <errno.h>
> -#include <string.h>
> -#include <signal.h>
> -#include "test.h"
> -#include "safe_macros.h"
> -
> -static void setup(void);
> -static void cleanup(void);
> +/*\
> + * [DESCRIPTION]
^
Description
> + *
> + * Testcase to check that open a new file with O_RDWR | O_CREAT
> successfully. + */
> 
> -char *TCID = "open03";
> -int TST_TOTAL = 1;
> +#include "tst_test.h"
> 
> -static char fname[255];
> -static int fd;
> +#define TEST_FILE "testfile"
> 
> -int main(int ac, char **av)
> +static void verify_open(void)
>  {
> -	int lc;
> -
> -	tst_parse_opts(ac, av, NULL, NULL);
> -
> -	setup();
> -
> -	for (lc = 0; TEST_LOOPING(lc); lc++) {
> -		tst_count = 0;
> -
> -		TEST(open(fname, O_RDWR | O_CREAT, 0700));
> -		fd = TEST_RETURN;
> -
> -		if (TEST_RETURN == -1) {
> -			tst_resm(TFAIL | TTERRNO,
> -				 "open(%s,O_RDWR|O_CREAT,0700) 
failed", fname);
> -		} else {
> -			tst_resm(TPASS,
> -				 "open(%s, O_RDWR|O_CREAT,0700) 
returned %ld",
> -				 fname, TEST_RETURN);
> -
> -			SAFE_CLOSE(cleanup, fd);
> -			SAFE_UNLINK(cleanup, fname);
> -		}
> +	int fd;
> +
> +	TEST(open(TEST_FILE, O_RDWR | O_CREAT, 0700));
> +	fd = TST_RET;
> +
> +	if (TST_RET == -1) {
> +		tst_res(TFAIL | TTERRNO,
> +			"open(%s, O_RDWR | O_CREAT, 0700) failed", 
TEST_FILE);
> +	} else {
> +		tst_res(TPASS,
> +			"open(%s, O_RDWR | O_CREAT, 0700) returned 
%ld",
> +			TEST_FILE, TST_RET);
>  	}
I think we should use TST_EXP_FD() macro here -
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