nptl/pthread_getattr_default_np.c

   1 /* Get the default attributes used by pthread_create in the process.
   2    Copyright (C) 2013-2021 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 <pthreadP.h>
  20
  21 int
  22 __pthread_getattr_default_np (pthread_attr_t *out)
  23 {
  24   lll_lock (__default_pthread_attr_lock, LLL_PRIVATE);
  25   int ret = __pthread_attr_copy (out, &__default_pthread_attr.external);
  26   lll_unlock (__default_pthread_attr_lock, LLL_PRIVATE);
  27   return ret;
  28 }
  29 libpthread_hidden_def (__pthread_getattr_default_np)
  30 weak_alias (__pthread_getattr_default_np, pthread_getattr_default_np)