setitimer.c 1.2 KB

12345678910111213141516171819202122232425262728293031323334353637383940
  1. /* Copyright (C) 1991-2019 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 <stddef.h>
  15. #include <errno.h>
  16. #include <sys/time.h>
  17. /* Set the timer WHICH to *NEW. If OLD is not NULL,
  18. set *OLD to the old value of timer WHICH.
  19. Returns 0 on success, -1 on errors. */
  20. int
  21. __setitimer (enum __itimer_which which, const struct itimerval *new,
  22. struct itimerval *old)
  23. {
  24. if (new == NULL)
  25. {
  26. __set_errno (EINVAL);
  27. return -1;
  28. }
  29. __set_errno (ENOSYS);
  30. return -1;
  31. }
  32. stub_warning (setitimer)
  33. weak_alias (__setitimer, setitimer)