Oddity in calendar output

[Carl Johnson]

Peter Boosten via freebsd-questions <freebsd-questions at freebsd.org>
writes:

>> 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.

I did a little more checking and it also fails in September 2024.  There
are also similar problems in April and July of 2018.  The common factor
seems to be that all of those have Sunday as the first day of the month.
I submitted it as PR 240427 [1].

Thanks for your reply.

1. https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=240427

-- 
Carl Johnson		carlj at peak.org