1  /* Copyright (C) 1991-2023 Free Software Foundation, Inc.
       2     This file is part of the GNU C Library.
       3  
       4     The GNU C Library is free software; you can redistribute it and/or
       5     modify it under the terms of the GNU Lesser General Public
       6     License as published by the Free Software Foundation; either
       7     version 2.1 of the License, or (at your option) any later version.
       8  
       9     The GNU C Library is distributed in the hope that it will be useful,
      10     but WITHOUT ANY WARRANTY; without even the implied warranty of
      11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12     Lesser General Public License for more details.
      13  
      14     You should have received a copy of the GNU Lesser General Public
      15     License along with the GNU C Library; if not, see
      16     <https://www.gnu.org/licenses/>.  */
      17  
      18  #include <fcntl.h>
      19  #include <stdarg.h>
      20  #include <sysdep-cancel.h>
      21  
      22  /* Open FILE with access OFLAG.  If O_CREAT or O_TMPFILE is in OFLAG,
      23     a third argument is the file protection.  */
      24  int
      25  __libc_open64 (const char *file, int oflag, ...)
      26  {
      27    int mode = 0;
      28  
      29    if (__OPEN_NEEDS_MODE (oflag))
      30      {
      31        va_list arg;
      32        va_start (arg, oflag);
      33        mode = va_arg (arg, int);
      34        va_end (arg);
      35      }
      36  
      37    /* __libc_open should be a cancellation point.  */
      38    return __libc_open (file, oflag | O_LARGEFILE, mode);
      39  }
      40  weak_alias (__libc_open64, __open64)
      41  libc_hidden_weak (__open64)
      42  weak_alias (__libc_open64, open64)