1 /* Copyright (C) 2004-2023 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 License as
6 published by the Free Software Foundation; either version 2.1 of the
7 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; see the file COPYING.LIB. If
16 not, see <https://www.gnu.org/licenses/>. */
19 # include_next <aio_misc.h>
25 # define aio_start_notify_thread __aio_start_notify_thread
26 # define aio_create_helper_thread __aio_create_helper_thread
29 __aio_start_notify_thread (void)
33 INTERNAL_SYSCALL_CALL (rt_sigprocmask
, SIG_SETMASK
, &ss
, NULL
,
38 __aio_create_helper_thread (pthread_t
*threadp
, void *(*tf
) (void *),
43 /* Make sure the thread is created detached. */
44 __pthread_attr_init (&attr
);
45 __pthread_attr_setdetachstate (&attr
, PTHREAD_CREATE_DETACHED
);
47 /* The helper thread needs only very little resources. */
48 __pthread_attr_setstacksize (&attr
, __pthread_get_minstack (&attr
));
50 /* Block all signals in the helper thread. To do this thoroughly we
51 temporarily have to block all signals here. */
55 INTERNAL_SYSCALL_CALL (rt_sigprocmask
, SIG_SETMASK
, &ss
, &oss
,
58 int ret
= __pthread_create (threadp
, &attr
, tf
, arg
);
60 /* Restore the signal mask. */
61 INTERNAL_SYSCALL_CALL (rt_sigprocmask
, SIG_SETMASK
, &oss
, NULL
,
64 __pthread_attr_destroy (&attr
);