From mboxrd@z Thu Jan 1 00:00:00 1970 From: rochkind@basepath.com (Marc Rochkind) Date: Wed, 1 Feb 2017 11:07:12 -0700 Subject: [TUHS] shared memory on Unix In-Reply-To: References: <1b4095d8-047e-fa23-fc34-b1f8eb5c9d02@mhorton.net> <589219b1.U4yqSQ1D6ZJhjhk0%schily@schily.net> Message-ID: OK, just remembered. That acronym for the Columbus shared memory was MAUS, pronounced "mouse". Multi Access User Space. --Marc On Wed, Feb 1, 2017 at 11:01 AM, Clem Cole wrote: > > On Wed, Feb 1, 2017 at 12:24 PM, Joerg Schilling > wrote: > >> Wasn't shmget() and friends added vor SysV past 1982? > > > ​AT&T Unix naming get's weird as they hire marketing people that don't > quite get it. > > V6 -> PWB [1.0 ~77] ---| > | | > + UNIX/TS[~79] -- +​ PWB 2.0 [~79] ----- PWB 3.0[~80] <-- > internal name of release > > > The "UNIX Support Group" - aka Summit - is supposed to be creating UNIX > flavors for the different labs and operating companies and Research is to > go back to doing research. Thus PWB 3.0 is supposed to start to be a > "superset" of the features added by the different labs, Columbus, IH, > *etc*... But it took a few spins before all the different hacks, > additions were agreed too and added. There was much fighting inside of > BTL as we see outside. > > IIRC an unreleased version of PWB 4.0 had the Columbus features in it as > Horton points out. > > Note that AT&T Marketing renames PWB 3.0 -- System III thinking that > "Programmer's Workbench" would be a bad name to sell against IBM, and this > it the first non-research system for License outside of the the labs. If > you look at the documentation set, et al - it all says PWB 3.0 on the cover > and throughout Also, the BSD vs AT&T wars basically start around this > time.... > > Roll the clock forward and here is an new problem the PWB 4.0 moniker was > used internally, but AT&T marketing want to get rid of the PWB term - so > the decree comes down the next release is to be called System V. > > Certainly by this point, the Columbus changes had been folded into the > main line kernel in Summit by then. But as I said, my memory is what made > it into SystemV and what was in CB-UNIX were similar but a little different. > > Clem > > -------------- next part -------------- An HTML attachment was scrubbed... URL: