[luatex] Strange behavior for io.popen

[David Carlisle]

On 7 June 2017 at 06:20, Dirk Laurie <dirk.laurie at gmail.com> wrote:

>
>
> 'cd' is not a program that can be started in a separated process,
> it is a shell builtin command. Do you get the same with 'ls'?
>

ah true, I was trying to think of a command name available also in windows,
so same test would work there:-)
As Luigi has confirmed you get it for any command.

David
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