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From r..@apache.org
Subject Re: Auth: Start the httpd-2.1 branch finally?
Date Sun, 13 Oct 2002 17:12:58 GMT
On Sun, 13 Oct 2002, Greg Stein wrote:

> On Sat, Oct 12, 2002 at 06:18:41PM -0400, rbb@apache.org wrote:
> >...
> > I think there is a much easier way to satisfy everybody and stay in the
> > 2.0 tree.  The problem right now, is that the MMN isn't granular
> > enough.  All we know, is that we broke binary compatibility.  But, we
> > don't know where it was broken, which means that all modules must be
> > re-compiled.  But, let's take the auth changes as an example.  We had to
> > bump the MMN with these changes, because of what was done.  But, the only
> > modules that were affected, were auth modules.  That means that anybody
> 
> Woah!  Totally not true.
> 
> The auth changes DID NOT affect MMN. And they DID NOT affect other auth
> modules.
> 
> All the focus around this stuff is a sensitive issue. Let's not make it
> worse with misinformation. I know it wasn't intentional, but let's not let
> it spread.
> 
> The auth change *added* stuff. It absolutely did not change any APIs, so
> there was no need for an MMN bump.
> 
> That said, there probably should have been a "minor" bump so that code can
> test whether an API is present. But minor bumps are totally righteous. No
> problem with those.

OK.  My bad.  I am completely incorrect, and I take the blame for
that.  Sorry.

> >...
> > If we modularize the MMN, and provide a way for module authors to query
> > the MMN at a granular level, most of the MMN bumps become much more
> > trivial.  Let me explain what I mean.
> 
> +1 on the concept.
> 
> Along these lines, I've wanted to go into the new provider stuff that Justin
> added and add a provider-version number. That would allow a person to
> register a particular version of a provider. This is especially important
> because I want to make big changes to the mod_dav API, but (today) that
> would imply an MMN bump. If I can introduce a provider API version, then
> changes to the mod_dav interface would not kill the whole server -- just DAV
> providers.

I would prefer one API for the provider/MMN check, so I will try to throw
something together this week.

Ryan

_______________________________________________________________________________
Ryan Bloom                        	rbb@apache.org
550 Jean St
Oakland CA 94610
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