How could HHH report on the behavior of its caller?

void DDD()
{
   HHH(DDD);
   return;
}
int main()
{
   DDD();
}
If HHH cannot report on the behavior of its caller
because this is a ridiculous requirement then how
can HHH report on the direct execution of DDD()
(AKA its caller).
--
Copyright 2025 Olcott "Talent hits a target no one else can hit; Genius
hits a target no one else can see." Arthur Schopenhauer