[TUHS] When did "man cal" lose the comment about 1752?

[Marc Donner]

Yeah, but if you do that you have to treat the places acquired in the
Louisiana Purchase differently because they switched in 1582.  And Puerto
Rico.  Bleh.
=====
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On Mon, Jul 15, 2024 at 3:04 PM Ken Thompson <kenbob at gmail.com> wrote:

> it is worse than "per country",
> alaska changed when the u.s.
> bought it from russia.
>
>
> On Mon, Jul 15, 2024 at 10:45 AM Greg A. Woods <woods at robohack.ca> wrote:
>
>> At Sun, 14 Jul 2024 17:15:53 -0400, Marc Donner <marc.donner at gmail.com>
>> wrote:
>> Subject: [TUHS] Re: When did "man cal" lose the comment about 1752?
>> >
>> > My instance of cal (MacOS 14.5) has this in the man page:
>> >
>> >      -s country_code
>> >
>> >              Assume the switch from Julian to Gregorian Calendar at the
>> date
>> >              associated with the country_code.  If not specified, ncal
>> tries
>> >              to guess the switch date from the local environment or
>> falls back
>> >              to September 2, 1752.  This was when Great Britain and her
>> >              colonies switched to the Gregorian Calendar.
>>
>> That's 'ncal' from FreeBSD, which is an entirely "new" implementation
>> written by Wolfgang Helbig:
>>
>>         commit 0cb2e609d9c2f0ceaf730a57ac5c11580058e7f4
>>         Author: Wolfgang Helbig <helbig at FreeBSD.org>
>>         Date:   Mon Dec 15 20:35:22 1997 +0000
>>
>>             Add new command ncal.
>>
>> > Note that the switch to the Gregorian calendar happened at different
>> times
>> > in different countries.  In Catholic-dominated countries it happened in
>> > October of 1582.  The English-speaking world, being
>> Protestant-dominated,
>> > waited until September of 1752 to adopt it.
>>
>> Indeed!
>>
>> --
>>                                         Greg A. Woods <gwoods at acm.org>
>>
>> Kelowna, BC     +1 250 762-7675           RoboHack <woods at robohack.ca>
>> Planix, Inc. <woods at planix.com>     Avoncote Farms <woods at avoncote.ca>
>>
>
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