From: Eli Zaretskii <eliz@gnu.org>
To: Michael Albinus <michael.albinus@gmx.de>
Cc: michael_heerdegen@web.de, eggert@cs.ucla.edu, 18051@debbugs.gnu.org
Subject: bug#18051: 24.3.92; ls-lisp: Sorting; make ls-lisp-string-lessp a normal function?
Date: Sun, 20 Jul 2014 19:16:57 +0300 [thread overview]
Message-ID: <83r41g3szq.fsf@gnu.org> (raw)
In-Reply-To: <87egxggigj.fsf@gmx.de>
> From: Michael Albinus <michael.albinus@gmx.de>
> Cc: michael_heerdegen@web.de, 18051@debbugs.gnu.org, Paul Eggert <eggert@cs.ucla.edu>
> Date: Sun, 20 Jul 2014 17:26:04 +0200
>
> Eli Zaretskii <eliz@gnu.org> writes:
>
> >> Maybe we should expose glib's g_utf8_collate() on Lisp level.
> >
> > Are you sure this does the job? Glib docs are minimal, and don't seem
> > to mention UTS#10. E.g., if g_utf8_collate relies on the underlying
> > libc's strcoll, we are back at square one.
>
> Well, I've checked the code of g_utf8_collate in glib 2.36. Shortly, it does
>
> --8<---------------cut here---------------start------------->8---
> #ifdef HAVE_CARBON
>
> UCCompareTextDefault (kUCCollateStandardOptions,
> str1_utf16, len1, str2_utf16, len2,
> NULL, &retval);
>
> #elif defined(__STDC_ISO_10646__)
>
> result = wcscoll ((wchar_t *)str1_norm, (wchar_t *)str2_norm);
>
> #else /* !__STDC_ISO_10646__ */
>
> result = strcoll (str1_norm, str2_norm);
>
> #endif
> --8<---------------cut here---------------end--------------->8---
As expected, it simply relies on the Standard C library's wcscoll
implementation.
> Likely, wcscoll implements only ISO 14651 (a subset of UCA these days),
> and likely wcscoll supports single byte characters only.
No, I expect wcscoll, at least in its glibc implementation, to support
the entire Unicode range.
next prev parent reply other threads:[~2014-07-20 16:16 UTC|newest]
Thread overview: 63+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <E1XMiOq-0000si-VD@vcs.savannah.gnu.org>
2014-07-18 6:22 ` bug#18051: 24.3.92; ls-lisp: Sorting; make ls-lisp-string-lessp a normal function? Michael Heerdegen
2014-07-18 6:53 ` Eli Zaretskii
2014-07-18 7:33 ` Michael Heerdegen
2014-07-18 8:53 ` Eli Zaretskii
2014-07-18 9:37 ` Michael Heerdegen
2014-07-18 9:46 ` Eli Zaretskii
2014-07-18 10:18 ` Michael Heerdegen
2014-07-18 13:03 ` Eli Zaretskii
2014-07-19 1:25 ` Michael Heerdegen
2014-07-19 8:17 ` Eli Zaretskii
2014-07-19 10:52 ` Michael Heerdegen
2014-07-19 10:56 ` Eli Zaretskii
2014-07-18 9:24 ` Michael Albinus
2014-07-18 9:33 ` Eli Zaretskii
2014-07-18 10:12 ` Michael Albinus
2014-07-18 12:57 ` Eli Zaretskii
2014-07-18 13:18 ` Michael Albinus
2014-07-18 13:44 ` Eli Zaretskii
2014-07-18 16:21 ` Michael Albinus
2014-07-20 5:49 ` Michael Heerdegen
2014-07-20 6:07 ` Eli Zaretskii
2014-07-20 6:21 ` Michael Heerdegen
2014-07-20 6:33 ` Eli Zaretskii
2014-07-20 7:30 ` Michael Heerdegen
2014-07-20 8:14 ` Eli Zaretskii
2014-07-20 8:24 ` Michael Heerdegen
2014-07-20 8:38 ` Eli Zaretskii
2014-07-20 9:15 ` Michael Heerdegen
2014-07-20 9:18 ` Eli Zaretskii
2014-07-20 11:44 ` Michael Albinus
2014-07-20 11:59 ` Eli Zaretskii
2014-07-20 15:26 ` Michael Albinus
2014-07-20 16:16 ` Eli Zaretskii [this message]
2014-08-16 21:52 ` Michael Albinus
2014-08-17 16:38 ` Eli Zaretskii
2014-08-17 17:55 ` Eli Zaretskii
2014-08-17 18:46 ` Michael Albinus
2014-08-17 18:52 ` Eli Zaretskii
2014-08-21 9:05 ` Michael Albinus
2014-08-21 14:41 ` Eli Zaretskii
2014-08-22 14:23 ` Michael Albinus
2014-08-23 9:05 ` Eli Zaretskii
2014-08-23 16:42 ` Michael Albinus
2014-08-23 17:33 ` Eli Zaretskii
2014-08-23 20:32 ` Michael Albinus
2014-08-24 14:54 ` Eli Zaretskii
2014-08-24 16:18 ` Michael Albinus
2014-08-25 15:01 ` Stefan Monnier
2014-08-27 8:49 ` Michael Albinus
2014-08-27 15:37 ` Eli Zaretskii
2014-08-27 18:02 ` Michael Albinus
2014-08-27 15:48 ` Glenn Morris
2014-08-27 16:53 ` Eli Zaretskii
2014-08-28 3:23 ` Stefan Monnier
2014-08-27 18:08 ` Michael Albinus
2014-08-27 18:30 ` Glenn Morris
2014-08-25 16:45 ` Glenn Morris
2014-08-25 17:36 ` Eli Zaretskii
2014-07-20 6:18 ` Michael Heerdegen
2014-07-20 14:22 ` Stefan Monnier
2014-08-27 23:57 ` bug#18051: trunk r117751: Improve robustness of new string-collation code Katsumi Yamaoka
2014-08-28 0:51 ` Paul Eggert
2014-08-28 3:09 ` Katsumi Yamaoka
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