1  /* pthread_cond_init.  Generic version.
       2     Copyright (C) 2002-2023 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  #include <assert.h>
      21  #include <string.h>
      22  
      23  #include <pt-internal.h>
      24  
      25  int
      26  __pthread_cond_init (pthread_cond_t *cond, const pthread_condattr_t * attr)
      27  {
      28    ASSERT_TYPE_SIZE (pthread_cond_t, __SIZEOF_PTHREAD_COND_T);
      29  
      30    *cond = (pthread_cond_t) __PTHREAD_COND_INITIALIZER;
      31  
      32    if (attr == NULL
      33        || memcmp (attr, &__pthread_default_condattr, sizeof (*attr)) == 0)
      34      /* Use the default attributes.  */
      35      return 0;
      36  
      37    /* Non-default attributes.  */
      38  
      39    cond->__attr = malloc (sizeof *attr);
      40    if (cond->__attr == NULL)
      41      return ENOMEM;
      42  
      43    *cond->__attr = *attr;
      44    return 0;
      45  }
      46  
      47  weak_alias (__pthread_cond_init, pthread_cond_init);