1/* This testcase is part of GDB, the GNU debugger.
2
3   Copyright (C) 2014-2020 Free Software Foundation, Inc.
4
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.
9
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.
14
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/>.  */
17
18/* This is the multi-threaded driver for the real test.  */
19
20#include <stdlib.h>
21#include <pthread.h>
22#include <stdio.h>
23#include <unistd.h>
24
25extern int test (void);
26
27#define NTHREADS 5
28pthread_barrier_t barrier;
29
30void *
31thread_func (void *arg)
32{
33  pthread_barrier_wait (&barrier);
34
35  while (1)
36    sleep (1);
37}
38
39void
40create_thread (void)
41{
42  pthread_t tid;
43
44  if (pthread_create (&tid, NULL, thread_func, NULL))
45    {
46      perror ("pthread_create");
47      exit (1);
48    }
49}
50
51int
52main (void)
53{
54  int i;
55
56  pthread_barrier_init (&barrier, NULL, NTHREADS + 1);
57
58  for (i = 0; i < NTHREADS; i++)
59    create_thread ();
60  pthread_barrier_wait (&barrier);
61
62  return test ();
63}
64