What was the first revision of Primos which passed C2?
The revision level of Primos that passed C2 was 21.0.1DODC2A dated June 24, 1988 • Q) 2.5 Why is CMDNC0 called that? Most people think it’s “Command Non-Chargeable Logical Device 0”. However I have other information from an extremely reliable source (i.e., one the first Prime systems programmers). Apparently in the early days they had different versions of the same command which suited different modes the processor was running in. Therefore they had multiple command directories each containing the same commands targeted at different CPU modes, with the directory name reflecting the mode of the programs within. CMDNC0 was one of these directories, and the name just “stuck”. • Q) 2.6 How do I emulate Unix “set-uid”? In other words: How do I write a program which can update a database but not allow the user to play with the database outside my program? You have hit on a problem which has confronted Primos developers since time immemorial. The root of the problem is that there is _no_ way
