Re: [exim] Regex help

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Autor: Steven A. Reisman
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A: exim-users
Assumpte: Re: [exim] Regex help
On Fri, Mar 11, 2005 at 10:31:26AM -0800, Marc Perkel wrote:
> Trying to write a regex string to detect 8-bit characters in various
> headers. What I want to do is drop message with lots of 8-bit characters
> in the subject line.
>
> something like:
>
> drop    message = Subject full of 8 bit characters
>    regex = ^Subject::.*[¢-ÿ]{6,}

>
> but that isn't working for some reason.



From my .forward filter:

if $h_subject matches [\\x80-\\xff]{5} then

You probably have to escape the \, or surround your expression with \N.
(You need only test for 6 characters, ie. {6} instead of {6,}.)


Steve



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