[TUHS] shared memory on Unix

[Joerg Schilling]

Mary Ann Horton <mah at mhorton.net> wrote:

> I*'m not sure what you mean by CB3, but these features (shared memory, 
> semaphores, IPC) were added to CB-UNIX (Bell Labs, Columbus) precisely 
> because they were needed in real time telco systems and not preset in 
> the versions from New Jersey.  This would have been in the early 1980s.  
> When I got there in 1981 I think CB-UNIX was already well established 
> and had these features.  (These would show up, ironically, in /usr/ucb, 
> which did not stand for Berkeley.)

Wasn't shmget() and friends added vor SysV past 1982?

Jörg

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