1  /* Wait on a condition.  Generic version.
       2     Copyright (C) 2000-2023 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 <pthread.h>
      20  
      21  #include <pt-internal.h>
      22  
      23  /* Implemented in pt-cond-timedwait.c.  */
      24  extern int __pthread_cond_timedwait_internal (pthread_cond_t *cond,
      25  					      pthread_mutex_t *mutex,
      26  					      clockid_t clockid,
      27  					      const struct timespec *abstime);
      28  
      29  
      30  /* Block on condition variable COND.  MUTEX should be held by the
      31     calling thread.  On return, MUTEX will be held by the calling
      32     thread.  */
      33  int
      34  __pthread_cond_wait (pthread_cond_t *cond, pthread_mutex_t *mutex)
      35  {
      36    return __pthread_cond_timedwait_internal (cond, mutex, -1, 0);
      37  }
      38  
      39  weak_alias (__pthread_cond_wait, pthread_cond_wait);