clock_getres.c 1.4 KB

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  1. /* Get the resolution of a clock. Stub version.
  2. Copyright (C) 1999-2026 Free Software Foundation, Inc.
  3. This file is part of the GNU C Library.
  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. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, see
  14. <https://www.gnu.org/licenses/>. */
  15. #include <errno.h>
  16. #include <time.h>
  17. #include <shlib-compat.h>
  18. /* Get resolution of clock. */
  19. int
  20. __clock_getres (clockid_t clock_id, struct timespec *res)
  21. {
  22. __set_errno (ENOSYS);
  23. return -1;
  24. }
  25. libc_hidden_def (__clock_getres)
  26. versioned_symbol (libc, __clock_getres, clock_getres, GLIBC_2_17);
  27. /* clock_getres moved to libc in version 2.17;
  28. old binaries may expect the symbol version it had in librt. */
  29. #if SHLIB_COMPAT (libc, GLIBC_2_2, GLIBC_2_17)
  30. compat_symbol (libc, __clock_getres, clock_getres, GLIBC_2_2);
  31. #endif
  32. stub_warning (clock_getres)