1  /* C11 threads current thread implementation.
       2     Copyright (C) 2020-2023 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 "thrd_priv.h"
      20  #include <ldsodefs.h>
      21  
      22  #pragma weak __pthread_self
      23  #pragma weak __pthread_threads
      24  
      25  #ifndef SHARED
      26  #pragma weak _dl_pthread_threads
      27  #endif
      28  
      29  thrd_t
      30  thrd_current (void)
      31  {
      32    if (GL (dl_pthread_threads))
      33      return (thrd_t) __pthread_self ();
      34  
      35    return (thrd_t) 0;
      36  }