http://qs1969.pair.com?node_id=491446


in reply to Thoughts on designing a file format.

Nice post. I've learnt too many of these the hard way with inherited formats. In particular, one format lacked easily identifiable record types so the a record's subtype may depend on the first field or the first and second, the length of the second depending on the first...

Other thoughts:

See also the Art of Unix Programming