Broken perl configuration

[Bradley Giesbrecht]

On Feb 23, 2013, at 1:35 PM, Jan Stary wrote:

> On Feb 23 12:43:10, pixilla at macports.org wrote:
>> 
>> On Feb 23, 2013, at 11:49 AM, 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
>>>>> which is *NOT* where people expect to find programs.
>>>>> And it's NOT a directory people want to maintain in
>>>>> their $PATH.
>>>> 
>>>> why? Why would people care whether they have /opt/local/bin or /opt/local/libexec/perl5.12/sitebin or /my/nonstandard/macports/prefix/bin in their $PATH?
>>> 
>>> People will care that they
>>> (1) have to tweak their PATH at all
>>> (2) have to pollute with /opt/local/libexec/version-du-jour-123
>>> and keep an eye on what the exact verion is this week.
>>> 
>>>>> The reason for the configuration change
>>>>> is to achieve the noble goal of being able
>>>>> to install multiple versions of Perl, and
>>>>> multiple versions of software running under
>>>>> those Perls.  
>>> 
>>> Please excuse my Perl ignorance - what would be
>>> a realistic scenario for having multiple versions
>>> of Perl installed, and multiple version of Perl
>>> software on top of those?
>> 
>> I believe there are cases where ports depend on perl modules
>> that are only compatible with specific perl versions.
> 
> Could somebody please provide an example of such situation?


I have had no luck finding an example. I may have been recalling older python modules that don't work with python3*.

If all cpan perl modules work with all perl versions that is indeed impressive.


Regards,
Bradley Giesbrecht (pixilla)

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