Re: notmuch ignoring alot of emails

[David Bremner <david@tethera.net>]

David Bremner <david@tethera.net> writes:

> Alvaro Herrera <alvherre@alvh.no-ip.org> writes:
>
>> On 2019-Jun-28, Alvaro Herrera wrote:
>>
>>> I think a real solution is to parse the message header, look for the
>>> Content-Length, and determine mbox-ness by looking for "From" only past
>>> that many bytes; that seems to match what other mail parsing tools do.
>>
>> Sorry, I misspoke: there's no such thing as Content-Length.
>> It's Content-Type/boundary that needs to be watched for.  Only consider
>> that the file is an mbox if a "^From " line appears after the boundary
>> end marker (which seems to be defined as "the boundary string followed
>> by two dashes --").
>>
>> Here's a sample message, BTW:
>> https://www.postgresql.org/message-id/raw/3ad5ba71-d200-96da-f903-7e3b16416140@lab.ntt.co.jp
>> (username "archives", password "antispam").
>
> I'm not keen on writing (more) ad hoc MIME parsing code, so if you can
> phrase this in terms of GMime API (or at least MIME parts) it would be
> great.
>
> d

On second thought, I guess it might not be practical to use GMime to parse
the file, since that might perform badly on large mboxes.

d