cvs commit: src/lib/libc/locale utf8.c

[John Baldwin]

On Friday 26 October 2007 12:00:54 pm Ken Smith wrote:
> On Fri, 2007-10-26 at 11:41 -0400, John Baldwin wrote:
> > On Friday 26 October 2007 10:53:47 am David O'Brien wrote:
> > > On Thu, Oct 25, 2007 at 05:31:03PM -0400, Ken Smith wrote:
> > > > What we need to try and avoid unless *absolutely* *necessary* is the
> > > > part Scott quoted above - binaries compiled on 6.3-REL should work on
> > > > 6.2-REL unless there was a really big issue and the solution to that
> > > > issue required us to break that.  The reason is simple, people should be
> > > > able to continue running 6.2-REL "for a while" and still be able to
> > > > update their packages from packages-6-stable even after portmgr@ starts
> > > > using a 6.3-REL base for the builds
> > > 
> > > This is news to me.
> > > I've never heard that we're that concerned with forward compatability
> > > even on a RELENG branch.  We do not break the ABI for backwards
> > > compatability - in that everything (including kernel modules) that ran on
> > > 6.2 must run on 6.3.
> > 
> > Agreed.  The solution to the shared /usr/local problem is to use the oldest 
> > version for /usr/local.  That has always been the case.  Forwards 
> > compatiblity (what you are asking for) is significantly harder to guarantee 
> > since accurately predicting the future isn't much a science.
> > 
> 
> Yeah, sorry.  I guess I've been a bit grumpy the past couple days and
> over-stated the "*absolutely* *necessary*" part above.  It should have
> read "*necessary*", not "*absolutely* *necessary*".
> 
> I'd just like us to question if it's necessary here.  Is there a good
> enough way to do this without causing the breakage?  I sorta liked
> Warren's question.  Does this stuff need to be inlined and if not would
> that solution avoid the breakage?

I can agree that in this instance it would be nice to keep RELENG_7 and HEAD
from diverging too much right now.  I was more concerned about there being a
new general policy.  Are you really sure you want forwards compat and not
just backwards compat ABI?

-- 
John Baldwin