Operating systems of the 1970s handling dates beyond the year 2000

Johnny Billquist bqt at update.uu.se
Sun Jan 18 19:07:10 CST 2015


On 2015-01-19 02:04, Mark Longridge wrote:
> After trying to get Unix v5 to understand dates beyond the year 2000 I
> had to wonder if any of the older operating systems from the 1970s or
> older could do this.
>
> So, did any operating system programmers from this time period have
> the foresight to use 4 digits for the year? I just checked APL/360 and
> it seems that it does not.

TOPS-20? VMS?
Actually RSX internally also handles it fine, but there were bugs in 
various code that displayed dates, that assumed that the year would 
never go beyond 99. :-)

	Johnny

-- 
Johnny Billquist                  || "I'm on a bus
                                   ||  on a psychedelic trip
email: bqt at softjar.se             ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol


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