On Mon, May 10, 2021 at 12:42 AM Michael Albinus <michael.albinus@gmx.de> wrote:
> > It uses the shell-quoting semantics of whatever the current system is;
> > it would be nice to test all shell-quoting styles in one test run, but
> > I wasn't sure how to do that.
>
> You could force this by let-binding system-type, like [snip]

Thanks for the pointers. Attached is an updated patch that tests the 4
cases you described.