1  /* pthread_attr_setscope.  Generic version.
       2     Copyright (C) 2002-2023 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  weak_alias (__pthread_attr_setscope, pthread_attr_setscope);