[COFF] SOSP 1973 [was Multics<->Unix Re: [TUHS] Re: History of cal(1)?

[Dave Horsfall via COFF]

On Fri, 19 Sep 2025, Noel Chiappa via COFF wrote:

> Before UNIX, almost all OS's were written in assembler, tying them to 
> one particular vendor's machines. (Multics, although in PL/I, was so 
> specialized to the Heneywell architecture it was in the same boat.) UNIX 
> was really the first portable OS (at least, that I know of - am I 
> wrong?. I suspect thatwas a large factor too.

Burroughs' MCP (Master Control Program) was written in ALGOL, but again it 
was specific to the hardware (which basically was an ALGOL machine).

(I used one once; I think it was a B-1500, but I've long since lost the 
manual)

-- Dave