1 /* This testcase is part of GDB, the GNU debugger.
3 Copyright 2015-2019 Free Software Foundation, Inc.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 3 of the License, or
8 (at your option) any later version.
10 This program 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
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>. */
29 pthread_barrier_t *barrier;
33 thread_func (void *varg)
35 struct thread_data *arg = (struct thread_data *) varg;
38 res = pthread_setname_np (pthread_self (), arg->name);
41 pthread_barrier_wait (arg->barrier);
43 pthread_barrier_wait (arg->barrier);
49 all_threads_ready (void)
54 main (int argc, char **argv)
56 pthread_t threads[NUM_THREADS];
57 struct thread_data args[NUM_THREADS];
58 pthread_barrier_t barrier;
60 const char *names[] = { "carrot", "potato", "celery" };
64 /* Make sure that NAMES contains NUM_THREADS elements. */
65 assert (sizeof (names) / sizeof (names[0]) == NUM_THREADS);
67 res = pthread_barrier_init (&barrier, NULL, NUM_THREADS + 1);
70 res = pthread_setname_np (pthread_self (), "main");
73 for (i = 0; i < NUM_THREADS; i++)
75 struct thread_data *arg = &args[i];
78 arg->barrier = &barrier;
80 res = pthread_create (&threads[i], NULL, thread_func, arg);
84 pthread_barrier_wait (&barrier);
88 pthread_barrier_wait (&barrier);
90 for (i = 0; i < NUM_THREADS; i++)
92 res = pthread_join (threads[i], NULL);