[TUHS] Pipes and PRISM

Larry McVoy lm at mcvoy.com
Wed Mar 2 07:38:45 AEST 2022

On Tue, Mar 01, 2022 at 04:25:23PM -0500, Richard Salz wrote:
> The VMS process model is different from Unix; like TOPS-20, it was more a
> shared address space. I don't remember details, but I do recall that a
> "logout" call in a DCL script logged you out of the system.
> Did Softway Systems make kernel changes? I know MSFT's original Posix plan
> was to do it all in user-space.  WSL is a Ubuntu port, so if Softway had
> kernel changes, I could see how that made things simpler.

My memory is that the lower level stuff in NT is actually quite pleasant
and makes it easy to do POSIX on top.  

More information about the TUHS mailing list