Oddity in calendar output

[freebsd at boosten.org]

> Op 8 sep. 2019, om 17:59 heeft Carl Johnson <carlj at peak.org> het volgende geschreven:
> 
> I just realized that one calendar(1) entry seems to be notifying me in
> the wrong week.  I have a calendar entry: 
>     September SatSecond     Shrewsbury Fair (2 days)
> in my ~/calendar file to notify me on the second Saturday, but it
> notified me on the first Saturday.  I get the following results:
>     $ calendar -t 07-09-2019
>     Sep  7* Shrewsbury Fair (2 days)
>     $ calendar -t 14-09-2019
>     $
> September 7 is clearly the first Saturday, so why does it think that it
> is the second Saturday and the 14th is not?  I also tried changing
> 'SatSecond' to 'Sat+2', but that gives the same result.
> 
> Am I missing something obvious, or should I file a PR on this?  Thanks
> for any suggestions.

It only seems to be wrong for this years September. Next year it’s okay again. Also, if you change the month to October, it works like it should.

Peter