#include <TThread.h>
#include <iostream>

void *funcToKill(void */*ptr*/) {
  TThread::SetCancelOn();
  cout<<"Starting func"<<endl;
  for (int i = 0; i < 10; i++) {
    cout<<"in do loop"<<endl;
    gSystem->Sleep(1000);
  };
  return 0;
}

void test(void) {
  TThread *t1 = new TThread("func", funcToKill, 0);
  t1->Run();
  gSystem->Sleep(5000);
  t1->Kill();
  do {
    cout<<"Waiting to be canceled"<<endl;
    gSystem->Sleep(1000);
  }
#if 1 /* 0 or 1 */
  while(t1->GetState()!=TThread::kCanceledState); // this "works"
#else /* 0 or 1 */
  while(t1->GetState()!=TThread::kCancelingState); // this "hangs"
#endif /* 0 or 1 */
  
  t1->Run();
  t1->Join();
  
  return;
}