[arch-dev-public] Updated perl 5.10.0

[Roman Kyrylych]

2008/1/9, K. Piche <kpiche at rogers.com>:
>
> On Tue, 2008-01-08 at 14:43 +0200, Roman Kyrylych wrote:
> > 2008/1/3, K. Piche <kpiche at rogers.com>:
> > > Another thing to note is that additional modules were added to the
> > > default perl library so some official packages are not needed once
> > > 5.10.0 is installed.  However the packages can be used to "update" parts
> > > of the perl library.  I'm not sure how we're going to deal with this
> > > situation yet.  For example perl 5.10.0 now comes with
> > > IO::Compress::Base version 2.008, perl-io-compress-base is 2.006.  The
> > > package is not required until 2.009 is released and before the perl
> > > package gets updated.
> >
> > I'm confused. If perl-io-compress-base will be at 2.009 and perl
> > package will still have 2.008 - user cannot install
> > perl-io-compress-base because pacman will complain about file
> > conflicts.
> > Either perl package should be rebuilt to include the newer IO::Compress::Base
> > or all those base modules can be deps (or cannot because of tech limitations?).
> > Did I get this right? (I'm not a perl user, never got to writing
> > anything in it after reading some book long ago :-P)
>
> It's magic grasshopper!  The new perl policy allows for perl module
> packages to take precedence over the standard modules included in the
> perl package.  The standard perl modules live
> in /usr/{lib,share}/perl5/core_perl and the module packages live
> in /usr/{lib,share}/perl5/vendor_perl.  Also the user can install
> modules using the CPAN tool and those go
> in /usr/{lib,share}/perl5/site_perl.
>
> There can be three different versions of a perl module co-existing
> without file conflicts (well except for man pages, shh!).  It's
> basically like the $PATH variable but in perl it's called @INC.  So when
> I say "updated" I mean that a package or CPAN-installed module are in
> the PATH before the perl package's modules.
>
> Hope that made sense.

Great explanation, thank you! :-)

-- 
Roman Kyrylych (Роман Кирилич)