[Mimedefang] Can't get mimedefang to work.

[giovanni at paclan.it]

On 2/15/23 14:28, Dianne Skoll via MIMEDefang wrote:
> On Wed, 15 Feb 2023 02:02:14 -0500
> Mark London via MIMEDefang <mimedefang at lists.mimedefang.org> wrote:
> 
>> Hi - My problem is that Ubuntu’s new version of perl is not very
>> happy with some of the syntax in my mimedefang-filter.
> 
> Have you updated MIMEDefang too?  AFAIK, there are a bunch of changes
> to MIMEDefang that might need filter changes.
> 
incompatible changes have been reverted from src tree and have never been included in any release,
mimedefang-filter code should run without changes on new MIMEDefang releases.
In this case it seems that mimedefang-filter code is no more compatible with newer Perl, hard to say without looking at the code anyway.

  Giovanni

> (Shameless plug) MIMEDefang's Perl code is not conducive to writing
> well-structured filter code.  You might want to look at
> https://mailmunge.org/ which I wrote as a replacement for MIMEDefang.
> The structure of the Perl code is significantly better.
> 
> I'd hazard a guess and say if your filter is hanging but not kicking out
> any errors, it might be trying to read from STDIN.  That is something a
> filter should never do; it will block and interfere with the communication
> between the multiplexor and your filter.
> 
> Regards,
> 
> Dianne.
> 
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