what was VMS/OpenVMS written in?

Johnny Billquist bqt at softjar.se
Thu Dec 2 12:15:50 CST 2010

On 12/01/10 08:13, Rich Alderson<RichA at vulcan.com> wrote:

> From: Dennis Boone
> Sent: Tuesday, November 30, 2010 5:57 PM
>>>> >>>  I can't find any COBOL, BASIC, MODULA, CORAL, DIBOL, etc.
>>> >>  In 7.3, I'm sure that's now true.  I'm pretty sure I remember some
>>> >>  COBOL and BASIC back in the 4.x and 5.x days, but I can't promise that
>>> >>  my memory is 100% correct.
>> >  Given the RSX heritage, I wouldn't be surprised if some BASIC code came
>> >  across.  I was actually almost surprised not to find MODULA, but a bit
>> >  of googling suggests my memory of a DEC compiler is erroneous.  I would
>> >  only expect to find COBOL in some kind of reporting tool, where
>> >  performance wouldn't so much.
> I think you've confused RSX-11M (the basis of VMS) with RSTS/E (the version
> in existence by the time VMS came to be written).  RSX-11{A,B,C,D,M,S} is
> very much Macro-11 oriented; I'm not sure that there is a BASIC available.

Late to the thread... (as usual) :-)

Yes, there exists BASIC for RSX. It's called BASIC+2. But no part of RSX 
proper have anything to do with this layered product.

RSX-11M(+) is mostly written in MACRO-11, with some BLISS-11 in there.


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