Re: [Exim] The absolute ULTIMATE spam tool feature I need

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Author: Marc Perkel
Date:  
To: exim-users
Subject: Re: [Exim] The absolute ULTIMATE spam tool feature I need
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Yes - we talked about this before but none of the things you suggested
actually worked. ;)

I really need this feature.

Philip Hazel wrote:

>On Mon, 12 May 2003, Marc Perkel wrote:
>
>
>
>>if "$h_received:" matches "${readfile{/etc/exim/blockhosts}{|}}"
>>
>>
>
>Haven't I emailed you before about this? I seem to remember discussing
>it with somebody. With some clever use of $sg{ you can get rid of blank
>lines and a trailing newline if you want to.
>
>
>
>>So - again - what I need is a readfile that is just a little smarter
>>that the one we have now. A readfile that ignores blank lines, comment
>>lines, and no newline on the last entry. That would do it for me.
>>
>>
>
>There are (as always) several ways you can do this. Apart from using
>$sg{ you could always preprocess the file yourself from a text file that
>you edit into a one-line file that Exim reads. If you used a script to
>update, you can always ensure that you rebuild after editing, rather
>like using a cdb file for aliases. That would be much more efficient
>than using ${sg.
>
>However, using a huge regular expression like this will never be
>particularly efficient. I would definitely advise studying Jeff Friedl's
>book so that you write your regexes to be as efficient as possible.
>
>
>

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