Re: [EXIM] expansion contains non-printing characters?

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Auteur: Philip Hazel
Date:  
À: michael, Hans-Georg v. Zezschwitz
CC: exim-users
Sujet: Re: [EXIM] expansion contains non-printing characters?
On 5 May 1999 michael@??? wrote:

> I got the following error message:
>
>     Expansion of "$header_subject" in t_helpdesk transport contains non-printing characters

>
> It looks like a user might have sent a mail with a special character in the
> subject. Is there any way to fix that problem besides removing text = ?


Not at present. There probably ought to be an expansion operator called
"escape" which converts a string into all printing characters. As there
is already a function in Exim to do this job, adding the operator should
be easy. I will look into it.


On Wed, 5 May 1999, Hans-Georg v. Zezschwitz wrote:

> Did you set the "print_topbitchars"-option to true?


In fact, this wouldn't have affected this particular check.

> A number of MUAs send 8-bit-headers.


This contravenes RFC 822, and will cause picky MTAs to reject such
messages.


On 6 May 1999 michael@??? wrote:

> I do not have this option set, but I would not like to have 8-bit chars in the logfiles.


8-bit characters in log entries should be converted to escape sequences.


-- 
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.



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