#include<stdio.h>
#include<pthread.h>
#include<unistd.h>
#include<stdlib.h>

pthread_mutex_t our_mutex = PTHREAD_MUTEX_INITIALIZER;

void* our_thread_function(void* parameter){
	char *message = (char*)parameter;
	int counter = 0;
	for(int j = 0; j < 5; j++){
		// Take turns for this next part
		pthread_mutex_lock(&our_mutex);
		for(int i = 0; i < 5; i++){
			printf("%4d: %s\n", counter++, message);
			usleep(random() % 1000000);
		}
		pthread_mutex_unlock(&our_mutex);
		usleep(1);
	}
	return 0;
}

int main(){
	srandom(time(0));		

	pthread_t thread_handle;
	pthread_create(&thread_handle, 0, our_thread_function, (void*)"beep");

	pthread_t thread_handle2;
	pthread_create(&thread_handle2, 0, our_thread_function, (void*)"click");

	sleep(1000);

	return 0;
}