Update 5.4 -> 6.0

[Kris Kennaway]

On Thu, Dec 01, 2005 at 08:16:51AM +0000, Matthew Seaman wrote:
> Odhiambo Washington wrote:
> >It's my suspicion that updating 5.4 to 6.0 via CVSup leaves alot of old
> >libraries in place. Is this anywhere near correct?
> >
> >I updated my system recently thus, using the steps in
> >/usr/src/UPDATING, but now when updating the ports (I am yet to
> >try out portupgrade -a), I see such output as:
> >
> >/usr/bin/ld: warning: libcrypt.so.2, needed by 
> >/usr/local/lib/mysql/libmysqlclient.so, may conflict with libcrypt.so.3
> >/usr/bin/ld: warning: libz.so.2, needed by 
> >/usr/local/lib/mysql/libmysqlclient.so, may conflict with libz.so.3
> >/usr/bin/ld: warning: libc.so.5, needed by /usr/local/lib/libsasl2.so.2, 
> >may conflict with libc.so.6
> >
> >What does these suggest?
> >
> >Is there an easy way to fix them?
> 
> Yes.  You need to run:
> 
>    portupgrade -fa
> 
> ie. recompile all of your installed software, so that it links against
> the up to date system libraries.
> 
> Software compiled under 5.x will almost definitely still run perfectly
> well when the box is upgraded to 6.0, but as soon as you start installing
> new software or upgrading some packages you'll start running into library
> version conflicts.  Re-installing wholesale will prevent that.

Is this not mentioned in the upgrade instructions (e.g. the handbook)?
Probably not - it should be added so this question doesn't have to be
answered daily.

Kris
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