pthread_setconcurrency.c 1.2 KB

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  1. /* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
  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 "pthreadP.h"
  17. /* Global definition. Needed in pthread_getconcurrency as well. */
  18. int __concurrency_level;
  19. int
  20. pthread_setconcurrency (int level)
  21. {
  22. if (level < 0)
  23. return EINVAL;
  24. __concurrency_level = level;
  25. /* XXX For ports which actually need to handle the concurrency level
  26. some more code is probably needed here. */
  27. return 0;
  28. }