nptl/pthread_getattr_default_np.c

   1 /* Get the default attributes used by pthread_create in the process.
   2    Copyright (C) 2013-2023 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 <pthreadP.h>
  20 #include <shlib-compat.h>
  21
  22 int
  23 ___pthread_getattr_default_np (pthread_attr_t *out)
  24 {
  25   lll_lock (__default_pthread_attr_lock, LLL_PRIVATE);
  26   int ret = __pthread_attr_copy (out, &__default_pthread_attr.external);
  27   lll_unlock (__default_pthread_attr_lock, LLL_PRIVATE);
  28   return ret;
  29 }
  30 versioned_symbol (libc, ___pthread_getattr_default_np,
  31                   pthread_getattr_default_np, GLIBC_2_34);
  32 libc_hidden_ver (___pthread_getattr_default_np, __pthread_getattr_default_np)
  33 #ifndef SHARED
  34 strong_alias (___pthread_getattr_default_np, __pthread_getattr_default_np)
  35 #endif
  36
  37 #if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_18, GLIBC_2_34)
  38 compat_symbol (libpthread, ___pthread_getattr_default_np,
  39                pthread_getattr_default_np, GLIBC_2_18);
  40 #endif