1 /* Test that pending signals are not delivered on thread exit (bug 28607).
2 Copyright (C) 2021-2022 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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 /* Due to bug 28607, pthread_kill (or pthread_cancel) restored the
20 signal mask during during thread exit, triggering the delivery of a
21 blocked pending signal (SIGUSR1 in this test). */
22
23 #include <support/xthread.h>
24 #include <support/xsignal.h>
25
26 static void *
threadfunc(void * closure)27 threadfunc (void *closure)
28 {
29 sigset_t sigmask;
30 sigfillset (&sigmask);
31 xpthread_sigmask (SIG_SETMASK, &sigmask, NULL);
32 xpthread_kill (pthread_self (), SIGUSR1);
33 pthread_exit (NULL);
34 return NULL;
35 }
36
37 static int
do_test(void)38 do_test (void)
39 {
40 pthread_t thr = xpthread_create (NULL, threadfunc, NULL);
41 xpthread_join (thr);
42 return 0;
43 }
44
45 #include <support/test-driver.c>
46