sysdeps/htl/pt-attr-setscope.c

   1 /* pthread_attr_setscope.  Generic version.
   2    Copyright (C) 2002-2019 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library;  if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <pthread.h>
  20 #include <pt-internal.h>
  21
  22 int
  23 __pthread_attr_setscope (pthread_attr_t *attr, int contentionscope)
  24 {
  25   if (contentionscope == __pthread_default_attr.__contentionscope)
  26     {
  27       attr->__contentionscope = contentionscope;
  28       return 0;
  29     }
  30
  31   switch (contentionscope)
  32     {
  33     case PTHREAD_SCOPE_PROCESS:
  34     case PTHREAD_SCOPE_SYSTEM:
  35       return ENOTSUP;
  36     default:
  37       return EINVAL;
  38     }
  39 }
  40
  41 strong_alias (__pthread_attr_setscope, pthread_attr_setscope);