1  /* Copyright (C) 2000-2023 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 <errno.h>
      19  #include <fcntl.h>
      20  #include <stdio.h>
      21  #include <stdlib.h>
      22  
      23  /* If O_LARGEFILE is zero, mkostemps.c defines mkostemps64 as an alias.  */
      24  #if defined O_LARGEFILE && O_LARGEFILE != 0
      25  
      26  /* Generate a unique temporary file name from TEMPLATE.  The last six
      27     characters before a suffix of length SUFFIXLEN of TEMPLATE must be
      28     "XXXXXX"; they are replaced with a string that makes the filename
      29     unique.  Then open the file and return a fd. */
      30  int
      31  mkostemps64 (char *template, int suffixlen, int flags)
      32  {
      33    if (suffixlen < 0)
      34      {
      35        __set_errno (EINVAL);
      36        return -1;
      37      }
      38  
      39    return __gen_tempname (template, suffixlen, flags | O_LARGEFILE, __GT_FILE);
      40  }
      41  
      42  #endif