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/* Copyright (C) 2002-2015 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, see
<http://www.gnu.org/licenses/>. */
#include <assert.h>
#include <errno.h>
#include <limits.h>
#include "pthreadP.h"
#ifndef NEW_VERNUM
# define NEW_VERNUM GLIBC_2_3_3
#endif
int
__pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr,
size_t stacksize)
{
struct pthread_attr *iattr;
assert (sizeof (*attr) >= sizeof (struct pthread_attr));
iattr = (struct pthread_attr *) attr;
/* Catch invalid sizes. */
int ret = check_stacksize_attr (stacksize);
if (ret)
return ret;
#ifdef EXTRA_PARAM_CHECKS
EXTRA_PARAM_CHECKS;
#endif
iattr->stacksize = stacksize;
#if _STACK_GROWS_DOWN
iattr->stackaddr = (char *) stackaddr + stacksize;
#else
iattr->stackaddr = (char *) stackaddr;
#endif
iattr->flags |= ATTR_FLAG_STACKADDR;
return 0;
}
#if PTHREAD_STACK_MIN == 16384
strong_alias (__pthread_attr_setstack, pthread_attr_setstack)
#else
# include <shlib-compat.h>
versioned_symbol (libpthread, __pthread_attr_setstack, pthread_attr_setstack,
NEW_VERNUM);
# if SHLIB_COMPAT(libpthread, GLIBC_2_2, NEW_VERNUM)
int
__old_pthread_attr_setstack (pthread_attr_t *attr, void *stackaddr,
size_t stacksize)
{
struct pthread_attr *iattr;
assert (sizeof (*attr) >= sizeof (struct pthread_attr));
iattr = (struct pthread_attr *) attr;
/* Catch invalid sizes. */
if (stacksize < 16384)
return EINVAL;
# ifdef EXTRA_PARAM_CHECKS
EXTRA_PARAM_CHECKS;
# endif
iattr->stacksize = stacksize;
#if _STACK_GROWS_DOWN
iattr->stackaddr = (char *) stackaddr + stacksize;
#else
iattr->stackaddr = (char *) stackaddr;
#endif
iattr->flags |= ATTR_FLAG_STACKADDR;
return 0;
}
compat_symbol (libpthread, __old_pthread_attr_setstack, pthread_attr_setstack,
GLIBC_2_2);
# endif
#endif
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