1/* Copyright (C) 2002-2021 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, see
17 <https://www.gnu.org/licenses/>. */
18
19#include "pthreadP.h"
20#include <shlib-compat.h>
21
22int
23__pthread_attr_getstack (const pthread_attr_t *attr, void **stackaddr,
24 size_t *stacksize)
25{
26 struct pthread_attr *iattr;
27
28 iattr = (struct pthread_attr *) attr;
29
30 /* Store the result. */
31#if _STACK_GROWS_DOWN
32 *stackaddr = (char *) iattr->stackaddr - iattr->stacksize;
33#else
34 *stackaddr = (char *) iattr->stackaddr;
35#endif
36 *stacksize = iattr->stacksize;
37
38 return 0;
39}
40versioned_symbol (libpthread, __pthread_attr_getstack,
41 pthread_attr_getstack, GLIBC_2_34);
42#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_2, GLIBC_2_34)
43compat_symbol (libpthread, __pthread_attr_getstack,
44 pthread_attr_getstack, GLIBC_2_2);
45#endif
46