glibc/nptl/pthread_attr_getstackaddr.c

50 lines
1.7 KiB
C

/* Copyright (C) 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
#include <assert.h>
#include <errno.h>
#include "pthreadP.h"
int
__pthread_attr_getstackaddr (attr, stackaddr)
const pthread_attr_t *attr;
void **stackaddr;
{
struct pthread_attr *iattr;
assert (sizeof (*attr) >= sizeof (struct pthread_attr));
iattr = (struct pthread_attr *) attr;
/* XXX This function has a stupid definition. The standard
specifies no error value but what is if no stack address was set?
We return an error anyway. */
if ((iattr->flags & ATTR_FLAG_STACKADDR) == 0)
return EINVAL;
/* Store the result. */
*stackaddr = iattr->stackaddr;
return 0;
}
strong_alias (__pthread_attr_getstackaddr, pthread_attr_getstackaddr)
link_warning (pthread_attr_getstackaddr,
"the use of `pthread_attr_getstackaddr' is deprecated, use `pthread_attr_getstack'")