Author: Tor Houghton Date: To: Philip Hazel CC: exim-users Subject: Re: [Exim] multiple lines of "* ^address$" in sender_reject_recipients
On Tue, Dec 11, 2001 at 03:31:07PM +0000, Philip Hazel wrote: >
> It's very odd. It seems that very many people find the concept of
> lookups hard to grasp, particular the lsearch one. You are not alone,
> Tor. I keep on trying to improve the documentation, but people are
> always misunderstanding this concept.
>
Ah, I'd hate to be the lonely one here. Um, thanks! :-)
> Let me try again:
>
> Lookups work like this: Exim has many different lookup modules. Let's
> just concentrate on the simple ones: lsearch, cdb, DBM, and NIS. When it
> wants to do a lookup, it throws a "key string" at the module, and gets
> back a value which is associated with that key. Like looking something
> up in an index.
>
Right. I must have assumed too much from the wording of lsearch. Sorry
to bother you all.
I thought it worked on the basis of "match domain, localpart" in a linear
search fashion. I was wrong! :-}
