nptl/old_pthread_cond_init.c

   1 /* Copyright (C) 2002, 2003 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3    Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
   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, write to the Free
  17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  18    02111-1307 USA.  */
  19
  20 #include "pthreadP.h"
  21 #include <shlib-compat.h>
  22
  23
  24 #if SHLIB_COMPAT(libpthread, GLIBC_2_0, GLIBC_2_3_2)
  25 int
  26 __pthread_cond_init_2_0 (cond, cond_attr)
  27      pthread_cond_t *cond;
  28      const pthread_condattr_t *cond_attr;
  29 {
  30   /* Note that we don't need the COND-ATTR.  It contains only the
  31      PSHARED flag which is unimportant here since conditional
  32      variables are always usable in multiple processes.  */
  33
  34   /* The type of the first argument is actually that of the old, too
  35      small pthread_cond_t.  We use only the first word of it, as a
  36      pointer.  */
  37   *((void **) cond) = NULL;
  38
  39   return 0;
  40 }
  41 compat_symbol (libpthread, __pthread_cond_init_2_0, pthread_cond_init,
  42                GLIBC_2_0);
  43 #endif