[RFC][BBC] New revision serializer

[Jelmer Vernooij]

Jelmer Vernooij wrote:
> The attached patch adds a new serializer format that no longer uses XML
> but instead a simple plain-text format. This format is a bit faster than
>  the old XML format (1M roundtrips in 3s vs 14s here), and most
> importantly now supports certain characters that can't be escaped in XML
> . This patch already passes all but one test in the testsuite when
> applied to brisbane-core.
> 
> An example serialized revision would look like this:
> 
> <<<
> 
> revision-id: jelmer at samba.org-20090401175407-cbhi14v5rx4qbt47
> timestamp: 1238608447
> parent-ids: john at arbash-meinel.com-20090331170410-sxpic3huylfctxu2
> inventory-sha1: 6164b2b8683a0a5666d3f7a6a67bb2d0bf62410f
> committer: Jelmer Vernooij <jelmer at samba.org>
> timezone: 7200
> property: branch-nick=rev-serializer
> message: Add simple revision serializer.
> 
> Passes all but one test.
> 
> 
> I've tried to group the data that is most likely to re-appear in
> different revisions (committer, timezone, properties, message).
> 
> Does this format look reasonable?
And once again I forget the attachment.. here it is.

Cheers,

Jelmer
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