[squeak-dev] Re: Closures in Trunk

Bert Freudenberg bert at freudenbergs.de
Tue Jul 21 11:43:57 UTC 2009


On 21.07.2009, at 00:54, Andreas Raab wrote:

> Bert Freudenberg wrote:
>> IIRC, preambles are not handled specifically by DiffyVersions. So  
>> when a preamble is requested of the diffy version and it has none,  
>> then it would have to look in its base version. Not sure if this is  
>> working, it probably has never been tested before. Alternatively,  
>> the server could be modified to always include preambles in mcds.
>
> I think the issue might be related to the apparent problem that  
> preambles and postscripts do not appear to be included in the  
> sources, but only stored in binary form. This seems badly broken to  
> say the least - if the loader ever needs to fall back to source  
> parsing, both preambles and postscripts would be completely ignored.  
> I could see how that could cause problems along the way.


Indeed, that is a problem. I never looked how they were actually  
implemented ... maybe newer MC versions do better?

- Bert -





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