How old a version of xapian should notmuch support?

David Bremner david at
Wed May 30 05:26:01 PDT 2018

David Bremner <david at> writes:

> David Bremner <david at> writes:
>> I'm looking at changes to get notmuch running with xapian-1.5
>> (developement version). One thing that has changed is the compact API we
>> are using (deprecated since 1.3.4, Jan 2016) has been dropped
>> [1]. Updating to the new version is easy enough, but maintaining support
>> for two versions is a bit boring.
>> One option is to bump the version of xapian required to run the next
>> release of notmuch. We could bump to 1.3.4, but since it's a development
>> version, for many users (e.g. on Debian) that means 1.4.0, which is
>> roughly two years old now.
> It occurred to me that such a change would also allow a simplification
> of the documentation and code by making FieldProcessors mandatory. This
> means that several query language features would stop being optional.

I have have sent a patch deprecating pre 1.4.0 xapian. Unless
convinced otherwise, I'll apply that for 0.27.


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