mkostemps64.c 1.4 KB

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  1. /* Copyright (C) 2000-2019 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. The GNU C Library is free software; you can redistribute it and/or
  4. modify it under the terms of the GNU Lesser General Public
  5. License as published by the Free Software Foundation; either
  6. version 2.1 of the License, or (at your option) any later version.
  7. The GNU C Library is distributed in the hope that it will be useful,
  8. but WITHOUT ANY WARRANTY; without even the implied warranty of
  9. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  10. Lesser General Public License for more details.
  11. You should have received a copy of the GNU Lesser General Public
  12. License along with the GNU C Library; if not, see
  13. <http://www.gnu.org/licenses/>. */
  14. #include <errno.h>
  15. #include <fcntl.h>
  16. #include <stdio.h>
  17. #include <stdlib.h>
  18. /* If O_LARGEFILE is zero, mkostemps.c defines mkostemps64 as an alias. */
  19. #if defined O_LARGEFILE && O_LARGEFILE != 0
  20. /* Generate a unique temporary file name from TEMPLATE. The last six
  21. characters before a suffix of length SUFFIXLEN of TEMPLATE must be
  22. "XXXXXX"; they are replaced with a string that makes the filename
  23. unique. Then open the file and return a fd. */
  24. int
  25. mkostemps64 (char *template, int suffixlen, int flags)
  26. {
  27. if (suffixlen < 0)
  28. {
  29. __set_errno (EINVAL);
  30. return -1;
  31. }
  32. return __gen_tempname (template, suffixlen, flags | O_LARGEFILE, __GT_FILE);
  33. }
  34. #endif