6.0 release date and stability

[Kris Kennaway]

On Fri, Oct 21, 2005 at 08:21:27PM +0200, dick hoogendijk wrote:
> On Wed, 19 Oct 2005 18:53:51 -0400
> Kris Kennaway <kris at obsecurity.org> wrote:
> 
> > On Wed, Oct 19, 2005 at 11:36:35PM +0200, Ronald Klop wrote:
> > > COMPAT_FREEBSD5 is meant for running FreeBSD-5 binary applications.
> > > If you have them it's ok. If you recompile everything you don't
> > > need the COMPAT_FREEBSD5 stuff. If you don't have the source of
> > > some of your FreeBSD-5 applications you have to run with
> > > COMPAT_FREEBSD5. And the switch to 6 is easier because your
> > > 5-applications keep running.
> > 
> > Yes.  As long as you only use your old 5.x applications, you're fine
> > with just the compat.  The problem is when you start to link *new* 6.0
> > applications with *old* 5.x libraries (e.g. by installing a new port,
> > e.g. a new X application, without rebuilding your 5.x X installation
> > first).
> >  
> > Thus, unless you upgrade all your 5.x ports (well, actually "many",
> > i.e. only those that provide libraries or shared object modules, but
> > it's easier to just do "all") you'll end up with 6.0 binaries that are
> > linked to e.g. two versions of libc at once (the 5.x libc and the 6.0
> > libc), which is a recipe for disaster.
> 
> I learn much from these kind of answers. Thanks Kris.
> What I don't get is how I can /get rid/ of these old 4.x / 5.x
> libraries on my "new" updated 6.0 system.
> 
> I guess teh way to go is:
> cvsup to the latest 6.0 source; do the well-known buildworld thing;
> rebuild the kernel without compat_freebsd4/5 option (???) and rebuild
> every port with portupgrade -fa
> 
> But he old libraries are still on the system than, aren't they?
> Or will they not be used and if not, why?

Use libchk and pkg_which..see their manpages.

Kris
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