[TYPO3-v4] What is happening with id 0?

[Christian Kuhn]

On 09/10/2010 04:16 PM, Ernesto Baschny [cron IT] wrote:
> Christian Kuhn schrieb am 10.09.2010 15:11:
>> Hey,
>>
>> On 09/10/2010 01:18 AM, Helmut Hummel wrote:
>>>> btw - i got this setting from Christian to test compressed cache, so i
>>>> expected this is a valid config.
>>>
>>> Well, then Christian made a mistake when sending you this config, I
>>> guess.
>>
>> Yes, my bad. Sry about that.
>> All core cache should use the VariableFrontend. This issue popped up,
>> after we unhardcoded the core caches frontends with rev. 8555
>
> So should we revert the change again? Or is there any situation where an
> extension might provides a compatible cache frontend to be used for
> cache_pages etc? Maybe we could at least check if we are a "subclass of
> VariableFrontend" or maybe have an interface which dictates this?

I'd like to keep it as it is now.
If someone wants to change Frontend's, he should be free without 
restrictions, and he should know what he's doing, anyway. Imho we don't 
need additional magic at this place: We deliver a sane default and that 
should be enough.

Regards
Christian