[TUHS] Happy birthday, Ken Thompson!
akosela at andykosela.com
Mon Feb 4 09:37:13 AEST 2019
On Sunday, February 3, 2019, Steve Nickolas <usotsuki at buric.co> wrote:
> On Mon, 4 Feb 2019, Dave Horsfall wrote:
> On Mon, 4 Feb 2019, Greg 'groggy' Lehey wrote:
>> Without Unix, Microsoft would not have created Microsoft "Windows".
>> I'd like to see some evidence for that; without Unix, what would we be
>> running now? I doubt whether it would've been Linux, there being no
>> inspiration for it...
>> My vague (and rough) recollection is CP/M -> DOS -> Windows.
>> Even it has roots in Unix.
>> Only inasmuch as it has directories, users, and permissions (which any
>> semi-decent OS would have anyway)... Admittedly I have never compromised
>> my integrity by using/programming it, so I am willing to be corrected.
>> And yes, I know about POSIX compatibility, but so is Linux, and it's
>> different enough from Unix to be damned annoying.
>> -- Dave
> Keep in mind that the MS-DOS 2 "handles" API for file access is based
> *directly* on Xenix, and replaced the MS-DOS 1 "FCB" API borrowed from CP/M.
And also don't forget that Xenix had the largest UNIX installed base
measured by the number of machines it was installed on. People talking
about BSD and System V in the 80s, but it was Xenix that ruled on micros.
So at the time Microsoft offered both UNIX and MS-DOS.
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