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Re: test.1 -> "if file exists" -> "if pathname resolves to an existing directory entry"
> If you need a single (unraceable) test, that can often be achieved by
> attempting to make a link to the target filename, as link(2) and
> hence ln(1) without -f will fail if the target name exists.
Yes, but it requires that you're running as a user which can write to
the target filesystem, and, if the target doesn't exist, it will create
it. For some purposes, stat -L might help, though in a small test I
just did that printed data for the link when applied to an existing
link whose target is nonexistent.
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