Broken perl configuration

[Jan Stary]

On Feb 23 12:49:48, bruce.miller at nist.gov wrote:
> On 02/23/2013 12:44 PM, Jan Stary wrote:
> >On Feb 21 11:05:23, dluke at geeklair.net wrote:
> >>On Feb 21, 2013, at 10:05 AM, Bruce Miller <bruce.miller at nist.gov> wrote:
> >>>With MacPort's perl 5.12, the executable is installed in
> >>>  /opt/local/libexec/perl5.12/sitebin
> >
> >On my MacOSX 10.5.8. with macports 2.1.3 it is not, thank god:
> >
> >hans at mac:~$ cd /opt/local/bin/
> >hans at mac:bin$  ls -li perl*
> >10777214 lrwxrwxrwx  1 root  admin	8 Feb 10 17:01 perl -> perl5.12
> >10777215 lrwxrwxrwx  1 root  admin	8 Feb 10 17:01 perl5 -> perl5.12
> >10772717 -rwxr-xr-x  1 root  admin  13256 Feb 10 16:59 perl5.12
> >10772718 lrwxrwxrwx  1 root  admin	8 Feb 10 17:00 perl5.12.4 -> perl5.12
> >10777216 lrwxrwxrwx  1 root  admin     12 Feb 10 17:01 perlbug -> perlbug-5.12
> >10772719 -rwxr-xr-x  2 root  admin  45815 Feb 10 16:59 perlbug-5.12
> >10777217 lrwxrwxrwx  1 root  admin     12 Feb 10 17:01 perldoc -> perldoc-5.12
> >10772720 -rwxr-xr-x  1 root  admin    244 Feb 10 16:59 perldoc-5.12
> >10777218 lrwxrwxrwx  1 root  admin     12 Feb 10 17:01 perlivp -> perlivp-5.12
> >10772721 -rwxr-xr-x  1 root  admin  12484 Feb 10 16:59 perlivp-5.12
> >10777219 lrwxrwxrwx  1 root  admin     15 Feb 10 17:01 perlthanks -> perlthanks-5.12
> >10772719 -rwxr-xr-x  2 root  admin  45815 Feb 10 16:59 perlthanks-5.12
> >
> >
> >If I reinstall now, perl will be installed in
> >/opt/local/libexec/perl5.12/sitebin ? Why?
> 
> It's not about perl itself, it's about Perl scripts that
> are not installed by a portfile, but by standard Perl methods
> (MakeMaker, CPAN...)

Why would macports even care about something
'not installed by a portfile' (which I read:
not installed via macports)?