nptl/pthread_attr_getstackaddr.c

   1 /* Copyright (C) 2002, 2004 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 <assert.h>
  21 #include <errno.h>
  22 #include "pthreadP.h"
  23
  24
  25 int
  26 __pthread_attr_getstackaddr (attr, stackaddr)
  27      const pthread_attr_t *attr;
  28      void **stackaddr;
  29 {
  30   struct pthread_attr *iattr;
  31
  32   assert (sizeof (*attr) >= sizeof (struct pthread_attr));
  33   iattr = (struct pthread_attr *) attr;
  34
  35   /* Some code assumes this function to work even if no stack address
  36      has been set.  Let them figure it out for themselves what the
  37      value means.  Simply store the result.  */
  38   *stackaddr = iattr->stackaddr;
  39
  40   return 0;
  41 }
  42 strong_alias (__pthread_attr_getstackaddr, pthread_attr_getstackaddr)
  43
  44 link_warning (pthread_attr_getstackaddr,
  45               "the use of `pthread_attr_getstackaddr' is deprecated, use `pthread_attr_getstack'")