tst-thread-affinity-pthread.c 1.4 KB

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  1. /* Multi-threaded test for pthread_getaffinity_np, pthread_setaffinity_np.
  2. Copyright (C) 2015-2019 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. <http://www.gnu.org/licenses/>. */
  15. #include <errno.h>
  16. #include <pthread.h>
  17. /* Defined for the benefit of tst-skeleton-thread-affinity.c, included
  18. below. */
  19. static int
  20. setaffinity (size_t size, const cpu_set_t *set)
  21. {
  22. int ret = pthread_setaffinity_np (pthread_self (), size, set);
  23. if (ret != 0)
  24. {
  25. errno = ret;
  26. return -1;
  27. }
  28. return 0;
  29. }
  30. static int
  31. getaffinity (size_t size, cpu_set_t *set)
  32. {
  33. int ret = pthread_getaffinity_np (pthread_self (), size, set);
  34. if (ret != 0)
  35. {
  36. errno = ret;
  37. return -1;
  38. }
  39. return 0;
  40. }
  41. #include "tst-skeleton-thread-affinity.c"