[TUHS] shared memory on Unix
schily at schily.net
Thu Feb 2 03:24:01 AEST 2017
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?
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