Re: How could this be implemented?

[Alan Bram]

> > Just in case you haven't already heard about it, you might check out 
> > scsh.
> I've looked at scsh.  The whole (run (ls)) thing is just too much noise 
> for me.  It is slightly better than (system "ls"), but I still don't 
> quite like it well enough.

Then you might prefer Tcl.  What you've described is how they do it.

    http://www.scsh.net/mail-archive/scsh-users/1996-01/msg00049.html

    http://www.cs.indiana.edu/pub/scheme-repository/imp/scsh-paper.ps

        (See section 5, "The Tao of Scheme and Unix")


Cheers,
 - arb