Re: [PATCH] fsmonitor: eliminate call to deprecated FSEventStream function

> Junio C Hamano <gitster@pobox.com> writes:
> 
>> I'd still prefer that our commit messages keep records of the fact
>> that we stopped supporting certain older systems and what kind of
>> due dilligence we did to decide it is a safe thing to do, which all
>> already happened in this thread, thanks to you three discussing the
>> issue.  I would be happier even with "Anything older than 2014 does
>> not matter to Apple, and we follow that stance" than without any ;-)
> 
> I'd propose to have an extra paragraph at the end of the commit log
> message.
> 
> 1:  02a55477b6 ! 1:  df739b6087 fsmonitor: eliminate call to deprecated FSEventStream function
>      @@ Commit message
>           maintains the original blocking model by waiting on a mutex/condition
>           variable pair while the hidden thread does all of the work.
>       
>      +    While the deprecated API used by the original were introduced in
>      +    macOS 10.5 (Oct 2007), the API used by the updated code were
>      +    introduced back in macOS 10.6 (Aug 2009) and has been available
>      +    since then.  So this change _could_ break those who have happily
>      +    been using 10.5 (if there were such people), but these two dates
>      +    both predate the oldest versions of macOS Apple seems to support
>      +    anyway, so we should be safe.
>      +
>           Signed-off-by: Jeff Hostetler <jeffhostetler@github.com>
>           Signed-off-by: Junio C Hamano <gitster@pobox.com>
>