/* This testcase is part of GDB, the GNU debugger. Copyright (C) 2014-2020 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/>. */ /* This is the multi-threaded driver for the real test. */ #include <stdlib.h> #include <pthread.h> #include <stdio.h> #include <unistd.h> extern int test (void); #define NTHREADS 5 pthread_barrier_t barrier; void * thread_func (void *arg) { pthread_barrier_wait (&barrier); while (1) sleep (1); } void create_thread (void) { pthread_t tid; if (pthread_create (&tid, NULL, thread_func, NULL)) { perror ("pthread_create"); exit (1); } } int main (void) { int i; pthread_barrier_init (&barrier, NULL, NTHREADS + 1); for (i = 0; i < NTHREADS; i++) create_thread (); pthread_barrier_wait (&barrier); return test (); } |