On Tue, Jan 8, 2013 at 1:06 AM, Stefan Beller
> Currently it is not possible to have a shallow depth of
> just 0, i.e. only one commit in that repository after cloning.
> The minimum number of commits is 2, caused by depth=1.
> I had no good idea how to add this behavior to git clone as
> the depth variable in git_transport_options struct (file transport.h)
> uses value 0 for another meaning, so it would have need changes at
> all places, where the transport options depth is being used
> (e.g. fetch)
> So I documented the current behavior, see attached patch.
If we choose not to do the off-by-one topic Junio suggested elsewhere
in the same thread, I think this document patch should be turned into
code instead. Just reject --depth=0 with an explanation. Users who are
hit by this will be caught without the need to read through the
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