Date: Sun, 7 Aug 2016 03:08:11 +0800 From: Julian Elischer <julian@freebsd.org> To: Benjamin Kaduk <kaduk@MIT.EDU>, Baptiste Daroussin <bapt@FreeBSD.org> Cc: "Greg 'groggy' Lehey" <grog@FreeBSD.org>, Andrey Chernov <ache@FreeBSD.org>, Mark Martinec <Mark.Martinec+freebsd@ijs.si>, freebsd-current@FreeBSD.org Subject: Re: date(1) default format changed between 10.3 and 11.0-BETA3 Message-ID: <3b68be24-7ec8-08be-53f4-a4b088840c35@freebsd.org> In-Reply-To: <alpine.GSO.1.10.1608061107470.5272@multics.mit.edu> References: <dc9483611fd37e051fb68532daf10066@mailbox.ijs.si> <3629a441-ee6d-2407-fa13-5ebd8db8d802@freebsd.org> <000c29ee0f3dbd1d433c565023d69e25@mailbox.ijs.si> <a260a332-0c30-2338-bdd8-840524e8bfd8@freebsd.org> <f51cd89227047ff9249d9ecd68cf1646@mailbox.ijs.si> <279e9b67-da23-cdd6-3a77-b084ad8269eb@freebsd.org> <e851f0064ec13ff99d64e63b74f10d58@mailbox.ijs.si> <4a454eef-55ae-b90d-4441-2aa9708fc747@freebsd.org> <20160806041536.GL86883@eureka.lemis.com> <20160806100053.5fpf27pcgona7czp@ivaldir.etoilebsd.net> <alpine.GSO.1.10.1608061107470.5272@multics.mit.edu>
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On 6/08/2016 11:09 PM, Benjamin Kaduk wrote: > On Sat, 6 Aug 2016, Baptiste Daroussin wrote: > >> On Sat, Aug 06, 2016 at 02:15:36PM +1000, Greg 'groggy' Lehey wrote: >>> On Friday, 5 August 2016 at 18:56:33 +0300, Andrey A. Chernov wrote: >>>> On 05.08.2016 18:44, Mark Martinec wrote: >>>>> On 2016-08-05 17:23, Andrey Chernov wrote: >>>>> >>>>> POSIX does say that the default format should be the same >>>>> as with "+%a %b %e %H:%M:%S %Z %Y". >>>>> It also says that %a and %b are locale's abbreviated names. >>>> It is true for _POSIX_ locale only, as I already say. en_US.* is not >>>> POSIX or C locale. >>> It still violates POLA. >>> >> I really do not think that it violates POLA fiven that the behaviour you are >> expecting is still available in the default configurtion that is still POSIX. > Regardless, at a new major release is precisely when it is permissible to > break POLA. switching from short form to long form is more than a POLA.. short form has a specific fixed layout and feeding a long form string into it will break things. > >> Set LC_TIME to C and then you are back on your behaviour (and this is the >> default when you install FreeBSD). >> >> locales should be seen as tzdata for exemple, they are a moving target >> complicated to handle for every locale we do support: 78 for 11.0-RELEASE and >> 193 if we do count the encoding variants. locales are updated very often (for >> exemple cldr unicode make a new release of the data every 8 month or so) > As I understand it, your change will improve the maintainability of > locales in FreeBSD in the future, which justifies a POLA break at the > release boundary. > > -Ben > _______________________________________________ > freebsd-current@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org" >
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