[TUHS] v7 source code for sh

Brian Walden tuhs at cuzuco.com
Tue Feb 22 13:07:58 AEST 2022

The one I remember using in the 80s was called "fep" written by
Kazumasa Utashiro of Software Research Associates. It was probbaly posetd
posted to comp.sources.unix usenet group.


Chet Ramey wrote:
> On 2/20/22 4:19 PM, Lyndon Nerenberg (VE7TFX/VE6BBM) wrote:
> > Chet Ramey writes:
> >
> >> It always seemed like it would have been just the thing to implement as a
> >> tty streams module, but research Unix went in a different direction.
> >
> > I'm really surprised nobody has implemented a basic readline as a
> > tty line discipline by now.  I was poking around the OpenBSD NMEA
> > line discipline code a few weeks ago and thinking it shouldn't be
> > that hard to do.
> It's not that hard. The complexity is in how sophisticated you want to get
> with redisplay and whether you want to allow user-specified key bindings.
> > Did anyone think about doing this in the past? If yes, what made you
> > decide against doing it?  (Or a streams implementation, for that matter.)
> There have been several implementations (I never did one). I suspect that
> the people who were in a position to integrate that functionality into
> distributed kernels were not supportive, or the code didn't get to them
> at the right time.
> --
> ``The lyf so short, the craft so long to lerne.'' - Chaucer
>                  ``Ars longa, vita brevis'' - Hippocrates
> Chet Ramey, UTech, CWRU    chet at case.edu    http://tiswww.cwru.edu/~chet/

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