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- /* This testcase is part of GDB, the GNU debugger.
- Copyright 2014-2022 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/>. */
- #ifdef USE_THREADS
- #include <unistd.h>
- #include <pthread.h>
- #define NUM 5
- pthread_barrier_t barrier;
- void *
- thread_function (void *arg)
- {
- volatile unsigned int counter = 1;
- pthread_barrier_wait (&barrier);
- while (counter > 0)
- {
- counter++;
- usleep (1);
- }
- pthread_exit (NULL);
- }
- #endif /* USE_THREADS */
- void
- setup (void)
- {
- #ifdef USE_THREADS
- pthread_t threads[NUM];
- int i;
- pthread_barrier_init (&barrier, NULL, NUM + 1);
- for (i = 0; i < NUM; i++)
- pthread_create (&threads[i], NULL, thread_function, NULL);
- pthread_barrier_wait (&barrier);
- #endif /* USE_THREADS */
- }
- int
- main (void)
- {
- setup ();
- return 0; /* set break here */
- }
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