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From: Guy Harris <gharris@sonic.net>
To: Rich Felker <dalias@libc.org>
Cc: Paul Eggert <eggert@cs.ucla.edu>,
	Time zone mailing list <tz@iana.org>,
	musl@lists.openwall.com, James Cloos <cloos@jhcloos.com>
Subject: [musl] Re: [tz] [musl] Re: Weird PST8PDT and EST5EDT behavior on Alpine Linux
Date: Fri, 8 Mar 2024 17:57:14 -0800	[thread overview]
Message-ID: <B016FE28-7F24-4F62-A94B-CCAF3E749728@sonic.net> (raw)
In-Reply-To: <20240308190243.GP4163@brightrain.aerifal.cx>

On Mar 8, 2024, at 11:02 AM, Rich Felker via tz <tz@iana.org> wrote:

> It's not so much that we ignore it (it's present in tzname[1], and
> would get applied if you use mktime with tm_isdst=1), just that, in
> the absence of a transition rule for it, it's never considered active.
> I don't think this is a particularly good behavior (even though it is
> allowed by POSIX) but nothing great has been proposed as an
> alternative.

The executive summary of this thread appears to be:

	Use XXXnnnYYY TZ settings at your own risk, as there's no guarantee how they'll behave.  If you want predictable behavior, either use POSIX settings or, if tzdb is present, tzdb settings.

  parent reply	other threads:[~2024-03-09  1:58 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <87edcqv69m.fsf@hope.eyrie.org>
2024-03-05  3:52 ` [musl] Re: [tz] " Đoàn Trần Công Danh
2024-03-05  4:31   ` Paul Eggert
2024-03-05 20:12   ` Rich Felker
2024-03-05 20:56     ` Russ Allbery
2024-03-05 21:37       ` [musl] Re: [tz] [musl] " Guy Harris
2024-03-05 22:03         ` Russ Allbery
2024-03-05 22:12           ` Guy Harris
2024-03-05 22:31             ` Russ Allbery
2024-03-06 15:39               ` James Cloos
2024-03-08 17:46                 ` [musl] Re: [tz] " Paul Eggert
2024-03-08 19:02                   ` Rich Felker
2024-03-09  0:09                     ` James Cloos
2024-03-09  1:57                     ` Guy Harris [this message]
2024-03-08 18:39                 ` [musl] " Guy Harris
2024-03-08 19:05                   ` [musl] Re: [tz] " Paul Eggert
2024-03-09  0:03                   ` [musl] " James Cloos
2024-03-06  0:47     ` [musl] Re: [tz] " Paul Eggert
2024-03-06  1:54       ` Rich Felker

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