pkg upgrade not working properly [was: pkgng messed up]

[Nagy László Zsolt]

2014.05.21. 20:45, Nagy László Zsolt wrote:
>
>> You need to identify every package generating these sort of conflicts,
>> and then tell pkg that it should use a different port (identified by
>> port origin) for any upgrades using 'pkg set' like so:
>>
>>      pkg set -o category/old-port:category/new-port
>>
>> So in the case of replacing postgresql93-client with postgresql90-client
>> you run:
>>
>>     pkg set -o 
>> databases/postgresql93-client:databases/postgresql90-client
>>
>> Now when you run your 'pkg upgrade' it will tell you it is upgrading
>> (sic) postgresql93-client to postgresql90-client.
>
> Thank you. It is funny I have already tried this but in the other 
> direction e.g.
>
>     pkg set -o 
> databases/postgresql90-client:databases/postgresql93-client
>
> I guess I did that because it was that way with the old portmaster.
>
> This trick helped me with postgresql, but not with perl. Here is the 
> problem:
>
>     pkg set -o lang/perl5.16:lang/perl5.12
>     pkg upgrade
>
> Then I still get these messages:
>
> pkg: WARNING: locally installed perl-5.12.4_4 conflicts on 
> /usr/local/man/man1/xsubpp.1.gz with:
>         - perl5-5.16.3_9
>
> Which is silly because the locally installed perl is NOT 5.12 but 5.14:
>
> root at backup:/usr/ports # perl -version
>
> This is perl 5, version 14, subversion 4 (v5.14.4) built for 
> amd64-freebsd
>
> And hey, perl5.12 is not under ports/lang anymore. What can I do with 
> this?
>

All right, I guess nobody knows the answer. I give up on this one. Very 
bad first impression on pkg!

Next question: how do I remove all packages and reinstall all of them 
completely, from binaries?

Is this possible with the pkg command? Or should I use pkg_delete