title: Exception libraries for C (not C++)
body: <p>I am rolling my own exception library for C and would like good examples to examine.</p>
  
  <p>So far, I have been looking at David Hanson's:
  <a href="http://drhanson.net/work/" rel="noreferrer">http://drhanson.net/work/</a></p>
  
  <p>But I know I've seen other ones available in the past.  Can you send me some additional pointers?</p>
  
  <p>Thanks,</p>
  
  <p>SetJmp</p>