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Re: Non-atomicity of svn_client_update2() [was: new functions in 1.2]

From: Roel Harbers <roel_at_roelharbers.nl>
Date: 2005-02-28 09:03:55 CET

Julian Foad wrote:
> SteveKing wrote:
>
>> svn_client_update2()
>> --------------------
>> "The paths in paths can be from multiple working copies from multiple
>> repositories, but even if they all come from the same repository there
>> is no guarantee that revision represented by svn_opt_revision_head
>> will remain the same as each path is updated."
>
>
> It would be good to remove that caveat. It's pretty horrible really.
>
>> Why not just do what TSVN does now in such a case?
>> - get the UID of the targets.
>> - if all UID's are the same, fetch the HEAD revision
>> - now update to that fetched HEAD revision (not HEAD but the specific
>> revision).
>
>
> I don't see much point in fixing just one case (all UIDs the same), even
> if that is the most common case. We should fix it properly:
>
> - Find all the different repositories of TARGETs.
> - For each repository:
> - Find the HEAD revision of that repository.
> - Update all the TARGETs that are in that repository to that revision
> number.
>
> Anyone fancy doing that (without making too many extra network
> round-trips)?
>
> Are there other APIs that have a similar problem?

I don't know about the API, but from a user perspective, it would be
great if I could commit to several disjunct working copies from the same
  repo in a single revision.

Roel Harbers

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Received on Mon Feb 28 09:05:05 2005

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