Git fuzzy patch compare (was: Merging patches)

[martin f krafft]

also sprach Mauro Carvalho Chehab <mchehab at redhat.com> [2010.02.11.1259 +1300]:
> >> For a replacement patch, you may try to use an algorithm like
> >> what -git does: get only the diff and compare the previous and
> >> the new version. If they are very close, you may consider the
> >> reply as a replacement.
> > 
> > How does Git do this?
> 
> I never look at -git source code where this check is done, but, as
> the source code is available and well written, I think it
> shouldn't be hard to port it to patchwork.

I don't even know what (Git) feature you are speaking of.

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