Re: [Exim] List of what's new and changed in Exim 4

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Autor: Phil Chambers
Data:  
Para: Philip Hazel
CC: exim-users
Asunto: Re: [Exim] List of what's new and changed in Exim 4
> On Wed, 10 Oct 2001, Phil Chambers wrote:
>
> > I appreciate that there will be the local_scan() facility which will be invoked
> > before acknowledgement of the SMTP DATA phase, but is there any chance of the
> > system filter being invoked at the same stage?
>
> No. Certainly not in the first release. And possibly never. Reasons:
>
>   (1) It's expensive, especially if you specify a user - that requires a
>       fork and another process process.

>
>   (2) Many of the things you can do in a filter - save, pipe, mail, for
>       example - are not things that can be done at message reception
>       time.


Thanks for the explanation. I can see that there are technical issues there
which can't be resolved. It is a shame that the "don't re-invent the wheel"
principle breaks down and we can't use Exim's existing filter language without
re-coding it.

Phil.
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Phil Chambers (postmaster@???)
University of Exeter