Janus programming language for CP/M-86

[Mark Davidson]

On Mon, Oct 4, 2010 at 5:03 PM, David Griffith <dgriffi at cs.csubak.edu> wrote:
> On Mon, 4 Oct 2010, Mark Davidson wrote:
>
>> On Mon, Oct 4, 2010 at 4:56 PM, David Griffith <dgriffi at cs.csubak.edu>
>> wrote:
>>>
>>> I came across a set of disks labeled "Janus CP/M-86 Compiler", "Janus
>>> CP/M-86 Linker" and "Janus CP/M-86 Support" from RR Software.  I presume
>>> these have nothing to do with the Janus lanuage created in 1990[1], but
>>> instead has something to do with reversible computing, if Wikipedia is
>>> accurate on this.  How rare is this find?
>>
>> RR software produced (and still produces) Ada compilers.  Janus was
>> their implementation for (I believe) a subset of the Ada language.
>>
>> I'd say finding this for CP/M-86 is pretty rare.
>
> I found their website just now -- interesting.  If anyone associated with a
> museum wants these disks (I'm looking at you Al Kossow), please let me know
> and I'll donate them.  Otherwise, it goes on ebay.

In my mind, the fact that they are for CP/M-86 is what makes them
rare.  Since RR is still in business, you can still get their
software, which is great... but I've never seen Janus for CP/M-86
*anywhere*. :)  If I collected CP/M-86 software, I'd want them.

Mark