Re: [PATCH v2 2/2] MIPS: N64, make xstat as wrapper of generic fstatat

[Andreas Schwab <schwab@linux-m68k.org>]

On Mär 19 2021, YunQiang Su wrote:

> diff --git a/sysdeps/unix/sysv/linux/mips/mips64/n64/fxstat.c b/sysdeps/unix/sysv/linux/mips/mips64/n64/fxstat.c
> new file mode 100644
> index 0000000000..037b2bb080
> --- /dev/null
> +++ b/sysdeps/unix/sysv/linux/mips/mips64/n64/fxstat.c
> @@ -0,0 +1,27 @@
> +/* fxstat using old-style Unix stat system call.
> +   Copyright (C) 1991-2021 Free Software Foundation, Inc.
> +   This file is part of the GNU C Library.
> +
> +   The GNU C Library is free software; you can redistribute it and/or
> +   modify it under the terms of the GNU Lesser General Public
> +   License as published by the Free Software Foundation; either
> +   version 2.1 of the License, or (at your option) any later version.
> +
> +   The GNU C Library 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
> +   Lesser General Public License for more details.
> +
> +   You should have received a copy of the GNU Lesser General Public
> +   License along with the GNU C Library; if not, see
> +   <https://www.gnu.org/licenses/>.  */
> +
> +#include <sys/stat.h>
> +#include <fcntl.h>
> +
> +/* Get information about the file NAME in BUF.  */
> +int
> +__fxstat (int vers, int fd, struct stat *buf)
> +{
> +   return __fxstatat(vers, fd, "", buf, AT_EMPTY_PATH);

That needs to reject fd < 0.

Andreas.

-- 
Andreas Schwab, schwab@linux-m68k.org
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