[Info-vax] OS implementation languages

[Roy Omond]

On 25/08/2023 14:14, Bob Eager wrote:
> On Thu, 24 Aug 2023 17:39:41 +0000, Simon Clubley wrote:
> 
>> That's seriously interesting thanks. So, contrary to what some are
>> saying,
>> the idea of writing an OS in such a way was well established by the
>> mid-1970s. (I'm going off historical documents and the recollections of
>> people here as in the mid 1970s I wasn't even in secondary school yet.
>> ).
>>
>> One thing of interest above is you say the OS itself was also written in
>> this language. Are you referring to the kernel-level code here or
>> something else ?
> 
> And starting in 1966...
> 
>   http://www.ancientgeek.org.uk/EMAS/EMAS_Papers/
> EMAS_The_Edinburgh_Multi_Access_System.pdf
> 
> Or for my lecture on it (I was involved, as you will see):
> 
>   http://www.bobeager.uk/emas/

Just adding another toot of the horn.  I am an Edinburgh Computer
Science graduate, so my early background is EMAS and its implementation
language IMP, both of which I still miss today.  A good number of my
class colleagues ended up at DEC (remember Spiralog ?).