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[thirdparty/glibc.git] / sysdeps / unix / sysv / linux / openat_nocancel.c

/* Linux openat syscall implementation, non-LFS, non-cancellable.
   Copyright (C) 2018-2019 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/>.  */

#include <fcntl.h>
#include <stdarg.h>

#include <sysdep-cancel.h>
#include <not-cancel.h>

#ifndef __OFF_T_MATCHES_OFF64_T

int
__openat_nocancel (int fd, const char *file, int oflag, ...)
{
  mode_t mode = 0;
  if (__OPEN_NEEDS_MODE (oflag))
    {
      va_list arg;
      va_start (arg, oflag);
      mode = va_arg (arg, mode_t);
      va_end (arg);
    }

  return INLINE_SYSCALL_CALL (openat, fd, file, oflag, mode);
}
hidden_def (__openat_nocancel)

#endif