[PLUGIN] bzr uncommit updated

[Aaron Bentley]

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John Yates wrote:
> If you test only for the platform then in a Windows
> environment you must conservatively eschew hardlinking.
> If OTOH you test for the filesystem hosting the bzr
> workspace, and if we assume that the vast majority of
> Windows boxes likely to run bzr will be W2K or later
> and will be NTFS-based, then you can exploit hardlinks.

NTFS supports both hard links and symbolic links, but most Windows
programs are unaware of them, and this can lead to problems.  For
example, Explorer exhibits bizarre behaviour when symlinks are deleted:

http://shell-shocked.org/article.php?id=284

So I think that it's risky to support hard links on Windows.

> To whit, Mercurial's WhatsNew:

Yes, I'd seen that.  Clearly, they're braver than I.

Aaron
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