[TUHS] UNIX of choice these days?
dfawcus+lists-tuhs at employees.org
Mon Sep 25 21:14:08 AEST 2017
On Mon, Sep 25, 2017 at 05:58:23AM -0400, Steve Nickolas wrote:
> If I were designing an OS, only the bare minimum number of system calls
> would be implemented in the kernel (stuff like open, close, seek, read,
> write, and create/kill process) and everything else would be implemented
> in library... I don't know how that would stack up against Unix in the
> day, or *x these days, but I daresay it probably would have fewer system
> calls than MS-DOS 2.0.
Not all later developed OS's had loads of calls.
One I used in the 90's (FlexOS) only had 40, having started around 84/85?
with 41 (when known as Concurrent DOS-286).
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