1/* Copyright (C) 2002-2018 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 <http://www.gnu.org/licenses/>. */
18
19#include <stdlib.h>
20#include "pthreadP.h"
21
22
23void
24__cleanup_fct_attribute
25__pthread_register_cancel (__pthread_unwind_buf_t *buf)
26{
27 struct pthread_unwind_buf *ibuf = (struct pthread_unwind_buf *) buf;
28 struct pthread *self = THREAD_SELF;
29
30 /* Store old info. */
31 ibuf->priv.data.prev = THREAD_GETMEM (self, cleanup_jmp_buf);
32 ibuf->priv.data.cleanup = THREAD_GETMEM (self, cleanup);
33
34 /* Store the new cleanup handler info. */
35 THREAD_SETMEM (self, cleanup_jmp_buf, (struct pthread_unwind_buf *) buf);
36}
37hidden_def (__pthread_register_cancel)
38
39
40void
41__cleanup_fct_attribute
42__pthread_unregister_cancel (__pthread_unwind_buf_t *buf)
43{
44 struct pthread_unwind_buf *ibuf = (struct pthread_unwind_buf *) buf;
45
46 THREAD_SETMEM (THREAD_SELF, cleanup_jmp_buf, ibuf->priv.data.prev);
47}
48hidden_def (__pthread_unregister_cancel)
49