[ic] [interchange] Only apply GDBM filters if they are not already installed

[Stefan Hornburg (Racke)]

On 08/31/2012 04:44 PM, David Christensen wrote:
>
> On Aug 31, 2012, at 5:33 AM, Stefan Hornburg (Racke) wrote:
>
>> What about using DBM_Filter?
>>
>> https://metacpan.org/module/DBM_Filter
>>
>> That seems to have an easier interface and comes with Perl.
>>
>> Regards
>>         Racke
>
> I believe that's already the interface it's using; see `perldoc perldbmfilter`.

perldoc DBM_filter

unless ($db->Filtered) {
	$db->Filter_Push('utf8');
}

That looks nicer than your current code and hopefully don't complain as your latest
patch did.

Regards
          Racke


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