dynamic allocation file buffer

[Fredrik Lundh]

Steven D'Aprano wrote:

> You've created a solution to a problem which (probably) only affects a 
> very small number of people, at least judging by your use-cases. Who has 
> a 4GB XML file

Getting 4GB XML files from, say, logging processes or databases that can 
render their output as XML is not that uncommon.  They're usually 
record-oriented, and are intended to be processed as streams.  And given 
the right tools, doing that is no harder than doing the same to a 4GB 
text file.

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