link/link02: Convert to new API

Signed-off-by: Tang Meng <tangmeng@uniontech.com>
---
 testcases/kernel/syscalls/link/link02.c | 102 ++++++------------------
 1 file changed, 23 insertions(+), 79 deletions(-)

--
2.20.1

Hi!
> --- a/testcases/kernel/syscalls/link/link02.c
> +++ b/testcases/kernel/syscalls/link/link02.c
> @@ -1,115 +1,59 @@
> +// SPDX-License-Identifier: GPL-2.0-only
>  /*
> - * Copyright (c) 2000 Silicon Graphics, Inc.  All Rights Reserved.
> - *  AUTHOR		: William Roske
> - *  CO-PILOT		: Dave Fenner
> - * Copyright (c) 2014 Cyril Hrubis <chrubis@suse.cz>
> - *
> - * 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:
> - *
> - * http://www.sgi.com
> - *
> - * For further information regarding this notice, see:
> - *
> - * http://oss.sgi.com/projects/GenInfo/NoticeExplan/
> + * Copyright (c) Wipro Technologies Ltd, 2002.  All Rights Reserved.

The copyrights in this file were Silicon Graphics and mine. You have to
keep the original coypright instead of adding random ones.

>   */
> 
> -/*
> +/*\
> + * [Description]
>   * Tests that link(2) succeds.
                           ^
			   succeeds
>   */

Also ideally there should be an empty line between the [Description] and
the rest as:

/*
 * [Description]
 *
 * Lorem ipsum dolor sit amet.
 */

> -#include <sys/types.h>
> -#include <fcntl.h>
> +#include <unistd.h>
>  #include <sys/stat.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);
> 
> -char *TCID = "link02";
> -int TST_TOTAL = 1;
> +#include "tst_test.h"
> 
>  #define OLDPATH "oldpath"
>  #define NEWPATH "newpath"
> 
> -static void verify_link(void)
> +static void verify_link02(void)
                 ^
		 Just keep this as verify_link(void) no need to add
		 numbers.
>  {
>  	struct stat fbuf, lbuf;
> 
>  	TEST(link(OLDPATH, NEWPATH));

This should be:

	TST_EXP_PASS(link(OLDPATH, NEWPATH));

	if (!TST_PASS)
		return;

	SAFE_STAT(...);
	SAFE_STAT(...);

	if (fbuf.st_nlink ...) {
		...
	} else {
		...
	}

> -	if (TEST_RETURN == 0) {
> -		SAFE_STAT(cleanup, OLDPATH, &fbuf);
> -		SAFE_STAT(cleanup, NEWPATH, &lbuf);
> +	if (TST_RET == 0) {
> +		SAFE_STAT(OLDPATH, &fbuf);
> +		SAFE_STAT(NEWPATH, &lbuf);
>  		if (fbuf.st_nlink > 1 && lbuf.st_nlink > 1 &&
>  		    fbuf.st_nlink == lbuf.st_nlink) {
> -			tst_resm(TPASS, "link("OLDPATH","NEWPATH") "
> +			tst_res(TPASS, "link("OLDPATH","NEWPATH") "
>  			         "returned 0 and link counts match");
>  		} else {
> -			tst_resm(TFAIL, "link("OLDPATH","NEWPATH") returned 0"
> +			tst_res(TFAIL, "link("OLDPATH","NEWPATH") returned 0"
>  				 " but stat lin count do not match %d %d",
>  				 (int)fbuf.st_nlink, (int)lbuf.st_nlink);
>  		}
> -		SAFE_UNLINK(cleanup, NEWPATH);
>  	} else {
> -		tst_resm(TFAIL | TTERRNO,
> +		tst_res(TFAIL | TTERRNO,
>  		         "link("OLDPATH","NEWPATH") returned %ld",
> -		         TEST_RETURN);
> -	}
> -}
> -
> -int main(int ac, char **av)
> -{
> -	int lc;
> -
> -	tst_parse_opts(ac, av, NULL, NULL);
> -
> -	setup();
> -
> -	for (lc = 0; TEST_LOOPING(lc); lc++) {
> -		tst_count = 0;
> -		verify_link();
> +		         TST_RET);
>  	}
> -
> -	cleanup();
> -	tst_exit();
>  }
> 
>  static void setup(void)
>  {
> -	tst_sig(NOFORK, DEF_HANDLER, cleanup);
> -
> -	TEST_PAUSE;
> -
> -	tst_tmpdir();
> -
> -	SAFE_TOUCH(cleanup, OLDPATH, 0700, NULL);
> +	SAFE_TOUCH(OLDPATH, 0700, NULL);
>  }
> 
>  static void cleanup(void)
>  {
> -	tst_rmdir();
> +    SAFE_UNLINK(NEWPATH);
>  }

There is no need to unlink anything the the cleanup, the test library
will remove the test temporary directory recursively.

> +static struct tst_test test = {
> +    .test_all = verify_link02,
> +    .setup = setup,
> +    .cleanup = cleanup,
> +    .needs_tmpdir = 1,
> +};
> --
> 2.20.1
> 
> 
> 
> 
> -- 
> Mailing list info: https://lists.linux.it/listinfo/ltp