pthread_mutexattr_getpshared.c 1.2 KB

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  1. /* Copyright (C) 2002, 2005 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, write to the Free
  14. Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  15. 02111-1307 USA. */
  16. #include <pthreadP.h>
  17. int
  18. pthread_mutexattr_getpshared (
  19. const pthread_mutexattr_t *attr,
  20. int *pshared)
  21. {
  22. const struct pthread_mutexattr *iattr;
  23. iattr = (const struct pthread_mutexattr *) attr;
  24. *pshared = ((iattr->mutexkind & PTHREAD_MUTEXATTR_FLAG_PSHARED) != 0
  25. ? PTHREAD_PROCESS_SHARED : PTHREAD_PROCESS_PRIVATE);
  26. return 0;
  27. }