nptl/pthread_attr_setscope.c

   1 /* Copyright (C) 2002-2023 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   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
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #include <errno.h>
  19 #include "pthreadP.h"
  20
  21
  22 int
  23 __pthread_attr_setscope (pthread_attr_t *attr, int scope)
  24 {
  25   struct pthread_attr *iattr;
  26
  27   iattr = (struct pthread_attr *) attr;
  28
  29   /* Catch invalid values.  */
  30   switch (scope)
  31     {
  32     case PTHREAD_SCOPE_SYSTEM:
  33       iattr->flags &= ~ATTR_FLAG_SCOPEPROCESS;
  34       break;
  35
  36     case PTHREAD_SCOPE_PROCESS:
  37       return ENOTSUP;
  38
  39     default:
  40       return EINVAL;
  41     }
  42
  43   return 0;
  44 }
  45 strong_alias (__pthread_attr_setscope, pthread_attr_setscope)