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From: Paul Eggert <eggert@cs.ucla.edu>
To: "Alejandro Colomar (man-pages)" <alx.manpages@gmail.com>,
	mtk.manpages@gmail.com, linux-man@vger.kernel.org
Cc: libc-alpha@sourceware.org
Subject: Re: [PATCH] ctime.3: mktime() may modify tm_hour due to tm_isdst
Date: Mon, 11 Oct 2021 08:37:25 -0700	[thread overview]
Message-ID: <6ccf0867-33fe-53f0-0bb9-bf25d09aabb6@cs.ucla.edu> (raw)
In-Reply-To: <a8e09a03-3eb2-d6c0-c662-e3db800fe2fc@gmail.com>

On 10/11/21 3:27 AM, Alejandro Colomar (man-pages) wrote:
> timegm(3) says that you should "avoid their use" because timegm(3) is a 
> Linux and BSD extension, but its use can NOT be avoided (well, it can, 
> but if not done very carefully, you are likely to introduce bugs due to 
> setenv(3) not being thread-safe), so I'd remove that sentence from 
> timegm(3).  I think it should be in POSIX.

No, NetBSD's mktime_z should be in POSIX, as it nicely generalizes both 
mktime and timegm.

mktime_z should also be in glibc, but that's another story....

  parent reply	other threads:[~2021-10-11 15:37 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-10 10:52 Alejandro Colomar
2021-10-11 10:27 ` Alejandro Colomar (man-pages)
2021-10-11 11:12   ` [PATCH v2 1/2] " Alejandro Colomar
2021-10-11 15:36     ` Paul Eggert
2021-10-15 21:49       ` Alejandro Colomar (man-pages)
2021-10-11 11:12   ` [PATCH v2 2/2] timegm.3: Remove recommendation against use of timegm() Alejandro Colomar
2021-10-11 15:40     ` Paul Eggert
2021-10-15 22:03       ` Alejandro Colomar (man-pages)
2021-10-16  0:20         ` Paul Eggert
2021-10-17 18:02           ` Alejandro Colomar (man-pages)
2021-10-17 22:00             ` Paul Eggert
2021-11-05  0:47               ` Alejandro Colomar (man-pages)
2021-11-08  8:05                 ` Paul Eggert
2021-10-11 11:54   ` [PATCH v3 1/2] ctime.3: mktime() may modify tm_hour due to tm_isdst Alejandro Colomar
2021-10-11 11:54   ` [PATCH v3 2/2] timegm.3: Remove recommendation against their use Alejandro Colomar
2021-10-11 15:37   ` Paul Eggert [this message]
2021-10-11 22:05     ` [PATCH] ctime.3: mktime() may modify tm_hour due to tm_isdst Joseph Myers
2021-10-15 21:55       ` Alejandro Colomar (man-pages)

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