Upgrading to 7.0 - stupid requirements

[Edwin Groothuis]

On Fri, Feb 29, 2008 at 01:03:31AM +0100, Kris Kennaway wrote:
> Edwin Groothuis wrote:
> >On Fri, Feb 29, 2008 at 12:08:22AM +0100, Marko Lerota wrote:
> >>In http://www.freebsd.org/releases/7.0R/announce.html says 
> >>
> >>Updating Existing Systems
> >>
> >>>An upgrade of any existing system to FreeBSD 7.0-RELEASE constitutes 
> >>>a major version upgrade, so no matter which method you use to update 
> >>>an older system you should reinstall any ports you have installed on 
> >
> >Should, not must. Use misc/compat6x if you don't want to do this,
> >but that doesn't work for things which look in the kernel (sysutils/lsof
> >for example)
> 
> No: must, not should.
> 
> If you don't do this, then when you update e.g. only some of the gnome 
> libraries without recompiling all of gnome, then your gnome binaries 
> will have libraries linked to libc.so.6 and libc.so.7, and to 
> libkse.so.2 as well as libthr.so.3, and this is a guaranteed runtime 
> crash because these are mutually inconsistent sets of libraries.

He wanted independance of the base OS and the installed software.
He didn't want to upgrade his software because of software version
incompatibilies.

That was the scenario where this advice was given on.

Edwin

-- 
Edwin Groothuis      |            Personal website: http://www.mavetju.org
edwin at mavetju.org    |              Weblog: http://www.mavetju.org/weblog/