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69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
/* Copyright 2007-2015 Free Software Foundation, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include <pthread.h>
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#include <assert.h>
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#include <unistd.h>
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static volatile pthread_t main_thread;
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pthread_barrier_t barrier;
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static void *
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thread_a (void *arg)
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{
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int i;
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return 0; /* break-here */
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}
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static void *
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thread_b (void *arg)
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{
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int i;
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pthread_barrier_wait (&barrier);
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i = pthread_join (main_thread, NULL);
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assert (i == 0);
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return arg;
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}
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int
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main (void)
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{
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pthread_t thread;
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int i;
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/* First test resuming only `thread_a', which exits. */
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i = pthread_create (&thread, NULL, thread_a, NULL);
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assert (i == 0);
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pthread_join (thread, NULL);
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/* Then test resuming only the leader, which also exits. */
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main_thread = pthread_self ();
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pthread_barrier_init (&barrier, NULL, 2);
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i = pthread_create (&thread, NULL, thread_b, NULL);
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assert (i == 0);
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pthread_barrier_wait (&barrier);
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pthread_exit (NULL); /* break-here-2 */
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/* NOTREACHED */
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return 0;
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}
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