69 lines
1.6 KiB
C
69 lines
1.6 KiB
C
/* Copyright 2007, 2011 Free Software Foundation, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program. If not, see <http://www.gnu.org/licenses/>. */
|
|
|
|
#include <pthread.h>
|
|
#include <assert.h>
|
|
#include <unistd.h>
|
|
|
|
static volatile pthread_t main_thread;
|
|
pthread_barrier_t barrier;
|
|
|
|
static void *
|
|
thread_a (void *arg)
|
|
{
|
|
int i;
|
|
|
|
return 0; /* break-here */
|
|
}
|
|
|
|
static void *
|
|
thread_b (void *arg)
|
|
{
|
|
int i;
|
|
|
|
pthread_barrier_wait (&barrier);
|
|
|
|
i = pthread_join (main_thread, NULL);
|
|
assert (i == 0);
|
|
|
|
return arg;
|
|
}
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
pthread_t thread;
|
|
int i;
|
|
|
|
/* First test resuming only `thread_a', which exits. */
|
|
i = pthread_create (&thread, NULL, thread_a, NULL);
|
|
assert (i == 0);
|
|
pthread_join (thread, NULL);
|
|
|
|
/* Then test resuming only the leader, which also exits. */
|
|
main_thread = pthread_self ();
|
|
|
|
pthread_barrier_init (&barrier, NULL, 2);
|
|
|
|
i = pthread_create (&thread, NULL, thread_b, NULL);
|
|
assert (i == 0);
|
|
|
|
pthread_barrier_wait (&barrier);
|
|
|
|
pthread_exit (NULL); /* break-here-2 */
|
|
/* NOTREACHED */
|
|
return 0;
|
|
}
|