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Re: [PATCH] new-bootstrap with preinstalling
> The safe fallback in the cases we're thinking of should be 'cp -r'.
> (Or 'mv' with a later 'mv' back, in a pinch.) If either of those
> can be implemented in a portable script, we're OK.
The problem isn't choosing a portable backup, it's knowing when you
need it. The test for "ln -s" needs to be specific to the type of
thing you're linking - exes for exes, files for files, directories for