1 /* Test that pthread_kill succeeds for an exited thread.
2 Copyright (C) 2021-2023 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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/>. */
19 /* This test verifies that the default pthread_kill returns 0 (and not
20 ESRCH) for a thread that has exited on the kernel side. */
24 #include <shlib-compat.h>
27 #include <support/check.h>
28 #include <support/support.h>
29 #include <support/xthread.h>
32 noop_thread (void *closure
)
37 #if TEST_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_34) && PTHREAD_IN_LIBC
38 extern __typeof (pthread_kill
) compat_pthread_kill
;
39 compat_symbol_reference (libpthread
, compat_pthread_kill
, pthread_kill
,
46 pthread_t thr
= xpthread_create (NULL
, noop_thread
, NULL
);
48 support_wait_for_thread_exit ();
50 /* NB: Always uses the default symbol due to separate compilation. */
51 xpthread_kill (thr
, SIGUSR1
);
53 #if TEST_COMPAT (libpthread, GLIBC_2_0, GLIBC_2_34) && PTHREAD_IN_LIBC
54 /* Old binaries need the non-conforming ESRCH error code. */
55 TEST_COMPARE (compat_pthread_kill (thr
, SIGUSR1
), ESRCH
);
63 #include <support/test-driver.c>