Upgrading to 7.0 - stupid requirements

[Chris H.]

Quoting Kris Kennaway <kris at freebsd.org>:

> Chris H. wrote:
>
>> While not a recommended substitution for "good housekeeping". I thought it
>> worth mentioning:
>> LIBMAP.CONF(5)
>> http://www.freebsd.org/cgi/man.cgi?query=libmap.conf&apropos=0&sektion=0&manpath=FreeBSD+6.3-RELEASE&format=html
>
> This can be used safely sometimes, but it is dangerous when 
> attempting to work around library version issues.  In general, 
> library version numbers change because the libraries are 
> incompatible, and if you force the issue with libmap (or its cruder 
> cousin, ln -s) you will begin to enumerate the ways in which they are 
> not compatible when your application crashes or misbehaves.
>
> Using libmap should not be thought of as a solution unless you know 
> what you are doing and can verify that it is safe on a case by case 
> basis.
>
> This may sound like pedantic advice, but I have dealt with many 
> mailing list users who are all up in arms about "how crap the ports 
> collection has become..nothing works any more...freebsd is 
> dying...and *mumble mumble* when I botched an upgrade a few months 
> ago I symlinked all the missing libraries to new versions...don't do 
> that you say?  But that cannot possibly be related...oh wait it was, 
> okbye."

I quite agree, and wasn't trying to advocate it's use for this sort of
thing - see; not a recommended substitution for "good housekeeping". :)
But thought it might be worth mentioning just the same.

--Chris H

P.S. I think pedantic frequently gets a bad rap. ;)

>
> Kris
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-- 
panic: kernel trap (ignored)