1 | /* Test that pending signals are not delivered on thread exit (bug 28607). |
2 | Copyright (C) 2021-2024 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 * |
27 | threadfunc (void *closure) |
28 | { |
29 | sigset_t sigmask; |
30 | sigfillset (&sigmask); |
31 | xpthread_sigmask (SIG_SETMASK, set: &sigmask, NULL); |
32 | xpthread_kill (thr: pthread_self (), SIGUSR1); |
33 | pthread_exit (NULL); |
34 | return NULL; |
35 | } |
36 | |
37 | static int |
38 | do_test (void) |
39 | { |
40 | pthread_t thr = xpthread_create (NULL, thread_func: threadfunc, NULL); |
41 | xpthread_join (thr); |
42 | return 0; |
43 | } |
44 | |
45 | #include <support/test-driver.c> |
46 | |