// C++ version of cthreads.c // Remember to compile with -pthread #include #include using std::cout; using std::cerr; using std::endl; const int NUM_THREADS = 4; const int LOOP_NUM = 500; void *thread_main(void *arg) { int *num = reinterpret_cast(arg); for (int i = 0; i < LOOP_NUM; i++) { cout << "[cthread: " << *num << "] " << i << endl; } delete num; return NULL; } int main(int argc, char** argv) { pthread_t thds[NUM_THREADS]; for (int i = 0; i < NUM_THREADS; i++) { int *num = new int(i); if (pthread_create(&thds[i], NULL, &thread_main, num) != 0) { cerr << "pthread_create failed" << endl; } } for (int i = 0; i < NUM_THREADS; i++) { if (pthread_join(thds[i], NULL) != 0) { cerr << "pthread_join failed" << endl; } } return 0; }