/* fxstat using old-style Unix fstat system call.

   Copyright (C) 1991-2018 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

   <http://www.gnu.org/licenses/>.  */

/* Ho hum, if xstat == xstat64 we must get rid of the prototype or gcc

   will complain since they don't strictly match.  */

#define __fxstat64 __fxstat64_disable

#include <errno.h>

#include <stddef.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <kernel_stat.h>

#include <sysdep.h>

#include <sys/syscall.h>

#include <xstatconv.h>

/* Get information about the file FD in BUF.  */

int

__fxstat (int vers, int fd, struct stat *buf)

{

  if (vers == _STAT_VER_KERNEL)

    return INLINE_SYSCALL (fstat, 2, fd, buf);

#ifdef STAT_IS_KERNEL_STAT

  return INLINE_SYSCALL_ERROR_RETURN_VALUE (EINVAL);

#else

  struct kernel_stat kbuf;

  int result;

  result = INLINE_SYSCALL (fstat, 2, fd, &kbuf);

  if (result == 0)

    result = __xstat_conv (vers, &kbuf, buf);

  return result;

#endif

}

hidden_def (__fxstat)

weak_alias (__fxstat, _fxstat);

#if XSTAT_IS_XSTAT64

#undef __fxstat64

strong_alias (__fxstat, __fxstat64);

hidden_ver (__fxstat, __fxstat64)

#endif