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 <shlib-compat.h>
20#include <stdlib.h>
21#include "pthreadP.h"
22
23void
24__pthread_cleanup_push (struct _pthread_cleanup_buffer *buffer,
25 void (*routine) (void *), void *arg)
26{
27 struct pthread *self = THREAD_SELF;
28
29 buffer->__routine = routine;
30 buffer->__arg = arg;
31 buffer->__prev = THREAD_GETMEM (self, cleanup);
32
33 THREAD_SETMEM (self, cleanup, buffer);
34}
35libc_hidden_def (__pthread_cleanup_push)
36versioned_symbol (libc, __pthread_cleanup_push, _pthread_cleanup_push,
37 GLIBC_2_34);
38
39void
40__pthread_cleanup_pop (struct _pthread_cleanup_buffer *buffer, int execute)
41{
42 struct pthread *self __attribute ((unused)) = THREAD_SELF;
43
44 THREAD_SETMEM (self, cleanup, buffer->__prev);
45
46 /* If necessary call the cleanup routine after we removed the
47 current cleanup block from the list. */
48 if (execute)
49 buffer->__routine (buffer->__arg);
50}
51libc_hidden_def (__pthread_cleanup_pop)
52versioned_symbol (libc, __pthread_cleanup_pop, _pthread_cleanup_pop,
53 GLIBC_2_34);
54
55#if OTHER_SHLIB_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_34)
56compat_symbol (libpthread, __pthread_cleanup_push, _pthread_cleanup_push,
57 GLIBC_2_0);
58compat_symbol (libpthread, __pthread_cleanup_pop, _pthread_cleanup_pop,
59 GLIBC_2_0);
60#endif
61