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Date: Thu, 21 Nov 2013 14:44:59 -0500
From: Rich Felker <dalias@...ifal.cx>
To: musl@...ts.openwall.com
Subject: Re: Pending patches/issues before 0.9.15 release?

On Thu, Nov 21, 2013 at 07:27:53PM +0000, Laurent Bercot wrote:
> >I'm not familiar with the "right/" timezones and they're difficult to
> >google for -- please give me a reference for what they are, if you
> >can. However, musl only uses zoneinfo for timezone/daylight-time
> >purposes, not for any sort of adjustment between POSIX/calendar time
> >and UTC(w/leap-seconds) and/or TAI. Perhaps this is the source of the
> >discrepency.
> 
>  The short version of what right/ timezones are is explained here:
>  http://www.madore.org/~david/computers/unix-leap-seconds.html#tai-minus-10

Thanks for the info.

>  The difference between glibc and musl is 25 seconds, not 35 as I wrote,
> which seems to indicate that musl's gmtime()/localtime() does not take leap
> second tables, which are defined in right/ timezones, into account.
>  I would really love that to be fixed - maybe not for 0.9.15, but for 0.9.16
> if possible, because I'm a hardcore TAI-10 user.

I'm a pretty hardcore anti-leapseconds / pro-POSIX-seconds guy, so if
you'd like to make any progress here, maybe you could do some research
into whether/how the features you want could be supported
non-invasively.

Rich

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