Thanks, Jeremy and Victor.
As is often the way, once I sent my plea,
the next search of the code found my problem.
I was setting the status value (done) to something other than "continue".
In fact I should not have touched it at all.
On Wed, 29 Mar 2023, Jeremy Harris via Exim-dev wrote:
> On 28/03/2023 13:48, Andrew C Aitchison via Exim-dev wrote:
>>
>> I'm attempting to write CLIENTID support for Exim.
>>
>> My current attempt is available at
>> https://www.aitchison.me.uk/exim/clientid.20230325.patch
>>
>> I am using the exim test suite. Below is the significant part of
>> runtest --keep 3752
>>
>> When I do STARTTLS -> CLIENTID -> NOOP
>> the CLIENTID gives the correct response code but the next command
>> fails (it doesn't have to be a NOOP) in a way suggesting that I have
>> lost synchronization. Sometimes the TLS connection reports unexpected
>> commands in the input buffer (which I confirm to match what I expect
>> the script to send next).
> Next step: add "-d+all" to the exim daemon line in the test script, and
> inspect the resulting "test-sterr-server" file.
--
Andrew C. Aitchison Kendal, UK
andrew@??? 
