[imp] IMP Header folding erroneous -> exim corrupts email (see Bug #10696)

[Michael M Slusarz]

Quoting Arjen de Korte <arjen+horde at de-korte.org>:

> Citeren Günter Merz <lotan_rm at hotmail.com>:
>
>> Hello,
>>
>> a git pull on the development repository caused the emails sent by imp
>> to be corrupted.
>>
>> I tracked the issue down to:
>>
>>   Bug #10696: Sendmail driver/message data EOL issue
>>
>> which is marked as 'Resolved'.
>>
>> The the result of the changes introduced in this bug results in emails
>> that have generally a '\n' line ending with the exception of folded
>> header lines: those get '\r\n'.
>>
>> As a consequence, exim (invoked by '/usr/lib/sendmail -oi') indents
>> the content of my email with one whitespace and adds its own header
>> lines.
>>
>> Reverting the changes (changing 'canonical' to false) resolves this
>> problem.
>>
>> I have to admit, I don't see the benefit of the changes.
>>
>> Can anyone explain or can the changes be reversed?
>
> It is probably easier to switch to using SMTP instead of sendmail,  
> as recommended by http://www.horde.org/apps/horde/docs/INSTALL
>
> "It is highly RECOMMENDED that Horde be configured to use SMTP for  
> sending e-mails."
>
> See also http://bugs.horde.org/ticket/10930, which might contain  
> some hints on how to fix this. Specifically, you may want to set the  
> sendmail_eol parameter.

Yes.  Nobody should really be using sendmail as explained in the  
INSTALL file.  It's a bad idea for multiple reasons.

michael

___________________________________
Michael Slusarz [slusarz at horde.org]