| 1 | /* Test that pending signals are not delivered on thread exit (bug 28607). |
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| 2 | Copyright (C) 2021-2024 Free Software Foundation, Inc. |
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| 3 | This file is part of the GNU C Library. |
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| 4 | |
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| 5 | The GNU C Library is free software; you can redistribute it and/or |
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| 6 | modify it under the terms of the GNU Lesser General Public |
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| 7 | License as published by the Free Software Foundation; either |
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| 8 | version 2.1 of the License, or (at your option) any later version. |
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| 9 | |
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| 10 | The GNU C Library is distributed in the hope that it will be useful, |
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| 11 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 13 | Lesser General Public License for more details. |
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| 14 | |
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| 15 | You should have received a copy of the GNU Lesser General Public |
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| 16 | License along with the GNU C Library; if not, see |
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| 17 | <https://www.gnu.org/licenses/>. */ |
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| 18 | |
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| 19 | /* Due to bug 28607, pthread_kill (or pthread_cancel) restored the |
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| 20 | signal mask during during thread exit, triggering the delivery of a |
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| 21 | blocked pending signal (SIGUSR1 in this test). */ |
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| 22 | |
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| 23 | #include <support/xthread.h> |
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| 24 | #include <support/xsignal.h> |
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| 25 | |
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| 26 | static void * |
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| 27 | threadfunc (void *closure) |
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| 28 | { |
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| 29 | sigset_t sigmask; |
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| 30 | sigfillset (&sigmask); |
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| 31 | xpthread_sigmask (SIG_SETMASK, set: &sigmask, NULL); |
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| 32 | xpthread_kill (thr: pthread_self (), SIGUSR1); |
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| 33 | pthread_exit (NULL); |
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| 34 | return NULL; |
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| 35 | } |
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| 36 | |
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| 37 | static int |
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| 38 | do_test (void) |
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| 39 | { |
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| 40 | pthread_t thr = xpthread_create (NULL, thread_func: threadfunc, NULL); |
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| 41 | xpthread_join (thr); |
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| 42 | return 0; |
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| 43 | } |
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| 44 | |
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| 45 | #include <support/test-driver.c> |
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| 46 | |
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