On 30/09/2006 00:13, Florian Laws wrote:
> However, I don't really like that I do the lookup twice
> (and have to write it even three times).
I vaguely recall that lookups like this are cached, but you should check.
Err, I just did. The note at the end of section 2 below
http://www.exim.org/exim-html-4.62/doc/html/spec_html/ch09.html#id2542687
says "the results of all lookups are cached".
Cheers,
John.