Re: [RFC] Exim as standard Debian MTA?

[Raul Miller <rdm@test.legislate.com>]

Manoj Srivastava <srivasta@datasync.com> wrote:
>   It is not a hacked up version of regex. It does not nneed to be, a
>  general purpose regex engine shall serve really poorly for rewrite
>  rules. It is a specialized matching language, whose tokenizer is
>  optimized for the requirements of SMTP address rewites.

SMTP doesn't *need* address rewrites.  UUCP and the like do, but SMTP
doesn't.  Certainly, RFC 821 doesn't use the term "rewrite".

Also, once you've solved the SMTP mail routing problem, perl is a dandy
language for dealing with any requirements rewriting message headers
and the like.

-- 
Raul