[rebase PATCH] Introduce --with-posix-shell configure flag.

[Michael Haubenwallner]

On 4/10/19 11:02 AM, Corinna Vinschen wrote:
> On Apr  9 11:23, Michael Haubenwallner wrote:
>> Some distros prefer a POSIX shell other than /bin/ash and /bin/dash.
> 
> I think this is pretty old stuff nobody really looked at for a while.
> ash and dash are the same binary anyway, both are dash.

Patch updated.

> 
> I'd prefer to drop the distinction between ash and dash, so dash
> is default and --with-dash becomes a no-op.
> 
> Also, why not just SHELL?

The variable SHELL does have meanings to the system() call,
and may not necessarily denote a POSIX compatible shell.

Thanks!
/haubi/