Date: Tue, 3 Nov 2015 12:28:13 -0500 From: Pedro Giffuni <pfg@FreeBSD.org> To: Wolfgang Jenkner <wjenkner@inode.at> Cc: Baptiste Daroussin <bapt@FreeBSD.org>, current@FreeBSD.org Subject: Re: [CFT] Unicode collation string and reworked locale definitions Message-ID: <0117E272-7B4B-4D74-840C-BCDE64FD6B89@FreeBSD.org> In-Reply-To: <854mh3cc3m.fsf@iznogoud.viz> References: <C3FA8B28-BC4B-4E6D-807D-679C09684128@FreeBSD.org> <20151103071758.GC31432@ivaldir.etoilebsd.net> <BA8DB065-2D80-4136-9C93-C454444968E7@FreeBSD.org> <854mh3cc3m.fsf@iznogoud.viz>
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Hello; > Il giorno 03/nov/2015, alle ore 10:52, Wolfgang Jenkner <wjenkner@inode.at> ha scritto: > > On Tue, Nov 03 2015, Pedro Giffuni wrote: > >> What worries me about libtre is that it lacks important functionality like word >> delimiters. We even brought the sysv delimiters to be more compatible with >> Solaris and GNU and we can’t back those out now: >> >> https://svnweb.freebsd.org/base?view=revision&revision=268066 > > It supports \< and \> out of the box, cf. > > https://github.com/laurikari/tre/blob/master/doc/tre-syntax.html > > And the darwin patch mentioned above implements [[:<:]] and [[:>:]], see > > http://www.opensource.apple.com/source/Libc/Libc-1044.40.1/regex/TRE/lib/tre-parse.c > > That patch also implements the REG_STARTEND flag for regexec(3), which > is needed for vi. > > Also, tre provides wchar versions for regcomp(3) and friends, so that > nvi wouldn't need its own private regex library anymore. Interesting thanks. I only looked at it transitorily long ago, I noticed there was a big TODO list and that the Apple patches were partially copyleft (APSL) so I didn’t dig into it too much. It certainly has to be evaluated. Pedro.help
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