Date: Thu, 10 Mar 2005 18:12:09 +0000 From: Paul Richards <paul@originative.co.uk> To: Jens Schweikhardt <schweikh@schweikhardt.net> Cc: "M. Warner Losh" <imp@bsdimp.com> Subject: Re: cvs commit: src/sys/compat/linux linux_socket.c Message-ID: <20050310181209.GT98930@myrddin.originative.co.uk> In-Reply-To: <20050310175044.GB784@schweikhardt.net> References: <422E407B.4080507@portaone.com> <86k6oht386.fsf@xps.des.no> <422F087F.9030906@portaone.com> <20050309.085035.129356491.imp@bsdimp.com> <422F6703.70409@portaone.com> <20050310161607.GO98930@myrddin.originative.co.uk> <86d5u7fn1z.fsf@xps.des.no> <20050310171917.GQ98930@myrddin.originative.co.uk> <20050310175044.GB784@schweikhardt.net>
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On Thu, Mar 10, 2005 at 06:50:44PM +0100, Jens Schweikhardt wrote:
> On Thu, Mar 10, 2005 at 05:19:18PM +0000, Paul Richards wrote:
> # On Thu, Mar 10, 2005 at 06:06:16PM +0100, Dag-Erling Sm?rgrav wrote:
> # > Paul Richards <paul@originative.co.uk> writes:
> # > > Imagine something like Photoshop being written on the most recent
> # > > version of Mac OS X and finding that compatibility only worked
> # > > forward. That would mean that most users out there would have to
> # > > upgrade their OS in order to use the most recent version of Photoshop!
> # >
> # > Yes, that is usually how it goes.
> #
> # I don't believe it does. Can anyone provide real world examples of
> # this happening that we can consider?
>
> SunOS 4^WSolaris 1 vs Solaris 2 and the SparcWorks compiler suite? SunOS
> 4 users had to make do with the much inferior acc ("ansi c compiler").
> Yes, that was long ago, but not unheard of, even in the commercial world.
We're not talking about compatibility across major versions, only
within the lifetime of a stable branch.
--
Paul Richards
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