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


void saying_pthread_name(void* ptr);
int value=1;

int
main(void)
{
  pthread_t wthread, bthread, rthread;
  char* wname = "white";
  char* bname = "black";
  char* rname = "red";
  pthread_attr_t* pthread_attr_default = NULL;

  pthread_create(&wthread, pthread_attr_default,
      (void*)&saying_pthread_name, (void*) wname);

  pthread_create(&bthread, pthread_attr_default,
     (void*)&saying_pthread_name, (void*) bname);

  pthread_create(&rthread, pthread_attr_default,
     (void*)&saying_pthread_name, (void*) rname);

  pthread_join(wthread,NULL);
  //printf("%d\n", value);
  pthread_join(rthread,NULL);
  pthread_join(bthread,NULL);

  exit(0);
}

void
saying_pthread_name(void* ptr)
{
  char* message;
  message = (char*)ptr;
  printf("I am a %s pthread and the value is %d \n", message, value);
  value = value+1;
}