1 /* This testcase is part of GDB, the GNU debugger. 2 3 Copyright 2016-2023 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 #include <pthread.h> 19 #include <unistd.h> 20 21 #define NUM_THREADS 2 22 23 static pthread_barrier_t barrier; 24 25 static void * 26 thread_func (void *v) 27 { 28 int i; 29 30 pthread_barrier_wait (&barrier); 31 32 for (i = 0; i < 100; i++) 33 sleep (1); 34 } 35 36 static void 37 all_threads_created (void) 38 { 39 } 40 41 int 42 main (void) 43 { 44 int i; 45 pthread_t threads[NUM_THREADS]; 46 47 /* +1 to account for the main thread */ 48 pthread_barrier_init (&barrier, NULL, NUM_THREADS + 1); 49 50 for (i = 0; i < NUM_THREADS; i++) 51 pthread_create (&threads[i], NULL, thread_func, NULL); 52 53 pthread_barrier_wait (&barrier); 54 55 all_threads_created (); 56 57 for (i = 0; i < 100; i++) 58 sleep (1); 59 60 return 0; 61 } 62