Best practice for variables shared between processes?

[David Cantrell]

On Tue, Sep 21, 2010 at 09:13:19AM +1000, Daniel Pittman wrote:

> Just make sure it is a move, not a copy, of the file; at least one developer
> around me has dropped in File::Copy::move when they got a plain rename refused
> because it crossed devices ??? so ended up copying the data in anyway.

stat both directories, check the device number. If they differ, do
something clever, like creating a temp dir in the destination, copying
to that, and then moving to the parent.

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