On 09/26/2012 09:51 AM, C. Michael Pilato wrote:
> On 09/26/2012 09:40 AM, Philip Martin wrote:
>> Serf sends the delta base to the server (what does TEMPORARILY mean
>> here?):
>>
>> /** This header is *TEMPORARILY* used to transmit the delta base to the
>> * server. It contains a version resource URL for what is on the client.
>> */
>> #define SVN_DAV_DELTA_BASE_HEADER "X-SVN-VR-Base"
>
> Hrm... I do wonder what "TEMPORARILY" was intended to mean there. Maybe
> there was some Delta-V-ism that we were supposed to be using but didn't?
>
> Ah! Neon's use of this header explains it:
>
> {{{
> /* The HTTP delta draft uses an If-None-Match header holding an
> entity tag corresponding to the copy we have. It is much more
> natural for us to use a version URL to specify what we have.
> Thus, we want to use the If: header to specify the URL. But
> mod_dav sees all "State-token" items as lock tokens. When we
> get mod_dav updated and the backend APIs expanded, then we
> can switch to using the If: header. For now, use a custom
> header to specify the version resource to use as the base. */
> ne_add_request_header(request->ne_req,
> SVN_DAV_DELTA_BASE_HEADER, delta_base);
> }}}
> I've taken the liberty of porting this information into the docstring for SVN_DAV_DELTA_BASE_HEADER for increased visibility (r1390487). -- C. Michael Pilato <cmpil...@collab.net> CollabNet <> www.collab.net <> Enterprise Cloud Development
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