pthread_attr_setstacksize.c 2.0 KB

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  1. /* Copyright (C) 2002-2019 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 <limits.h>
  17. #include "pthreadP.h"
  18. #ifndef NEW_VERNUM
  19. # define NEW_VERNUM GLIBC_2_3_3
  20. #endif
  21. int
  22. __pthread_attr_setstacksize (pthread_attr_t *attr, size_t stacksize)
  23. {
  24. struct pthread_attr *iattr;
  25. iattr = (struct pthread_attr *) attr;
  26. /* Catch invalid sizes. */
  27. int ret = check_stacksize_attr (stacksize);
  28. if (ret)
  29. return ret;
  30. iattr->stacksize = stacksize;
  31. return 0;
  32. }
  33. #if PTHREAD_STACK_MIN == 16384
  34. strong_alias (__pthread_attr_setstacksize, pthread_attr_setstacksize)
  35. #else
  36. # include <shlib-compat.h>
  37. versioned_symbol (libpthread, __pthread_attr_setstacksize,
  38. pthread_attr_setstacksize, NEW_VERNUM);
  39. # if SHLIB_COMPAT(libpthread, GLIBC_2_1, NEW_VERNUM)
  40. int
  41. __old_pthread_attr_setstacksize (pthread_attr_t *attr, size_t stacksize)
  42. {
  43. struct pthread_attr *iattr;
  44. iattr = (struct pthread_attr *) attr;
  45. /* Catch invalid sizes. */
  46. if (stacksize < 16384)
  47. return EINVAL;
  48. # ifdef STACKSIZE_ADJUST
  49. STACKSIZE_ADJUST;
  50. # endif
  51. iattr->stacksize = stacksize;
  52. return 0;
  53. }
  54. compat_symbol (libpthread, __old_pthread_attr_setstacksize,
  55. pthread_attr_setstacksize, GLIBC_2_1);
  56. # endif
  57. #endif