1 /* Copyright (C) 2002-2021 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
4 The GNU C Library is free software; you can redistribute it and/or
5 modify it under the terms of the GNU Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the License, or (at your option) any later version.
9 The GNU C Library is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, see
16 <https://www.gnu.org/licenses/>. */
20 #include <libc-lock.h>
23 __libc_cleanup_push_defer (struct _pthread_cleanup_buffer
*buffer
)
25 struct pthread
*self
= THREAD_SELF
;
27 buffer
->__prev
= THREAD_GETMEM (self
, cleanup
);
29 /* Disable asynchronous cancellation for now. */
30 buffer
->__canceltype
= THREAD_GETMEM (self
, canceltype
);
31 THREAD_SETMEM (self
, canceltype
, PTHREAD_CANCEL_DEFERRED
);
33 THREAD_SETMEM (self
, cleanup
, buffer
);
35 libc_hidden_def (__libc_cleanup_push_defer
)
38 __libc_cleanup_pop_restore (struct _pthread_cleanup_buffer
*buffer
)
40 struct pthread
*self
= THREAD_SELF
;
42 THREAD_SETMEM (self
, cleanup
, buffer
->__prev
);
44 THREAD_SETMEM (self
, canceltype
, buffer
->__canceltype
);
45 if (buffer
->__canceltype
== PTHREAD_CANCEL_ASYNCHRONOUS
)
46 __pthread_testcancel ();
48 libc_hidden_def (__libc_cleanup_pop_restore
)