[R-pkg-devel] Non-standard `NUL` file/directory in check directory

[Duncan Murdoch]

On 12/07/2019 2:27 p.m., Hugo Pedder wrote:
> When I have submitted my package to CRAN the auto-check service is showing
> a NOTE on the debian build during the "Check: for non-standard things in
> the check directory":
> 
> Found the following files/directories:
> `NUL`
> 
> This doesn't happen when I use rhub::check_on_debain(). I'm not sure how to
> fix this - I can't find any files/directories in the package root directory
> (or anywhere else in the package) that aren't either standard, or included
> in .Rbuildignore.
> 
> Any suggestions would be massively appreciated!

Do you have one called NUL, or something close (e.g. NUL.txt)?  That's a 
special name on Windows, so it's not allowed on any R package, even 
though most OS's don't treat it specially.

Duncan Murdoch