1  /* C11 threads mutex lock implementation.
       2     Copyright (C) 2018-2023 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 <shlib-compat.h>
      21  
      22  int
      23  __mtx_lock (mtx_t *mutex)
      24  {
      25    int err_code = __pthread_mutex_lock ((pthread_mutex_t *) mutex);
      26    return thrd_err_map (err_code);
      27  }
      28  #if PTHREAD_IN_LIBC
      29  versioned_symbol (libc, __mtx_lock, mtx_lock, GLIBC_2_34);
      30  # if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_28, GLIBC_2_34)
      31  compat_symbol (libpthread, __mtx_lock, mtx_lock, GLIBC_2_28);
      32  # endif
      33  #else /* !PTHREAD_IN_LIBC */
      34  strong_alias (__mtx_lock, mtx_lock)
      35  #endif