How would one implement Lazy Evaluation in C?

Question

Take for example,

The follow python code:

def multiples_of_2():
  i = 0
  while True:
    i = i + 2
    yield i

How do we translate thi

Answer 1

I found a good article recently on coroutines in C, which describes one method of doing this. It's certainly not for the faint of heart.