From: Eli Zaretskii <eliz@gnu.org>
To: oscarfv@telefonica.net (Óscar Fuentes)
Cc: michael_heerdegen@web.de, 23902@debbugs.gnu.org
Subject: bug#23902: 25.1.50; Strange warning on string-collate-equalp's docstring
Date: Wed, 06 Jul 2016 19:26:28 +0300 [thread overview]
Message-ID: <838txen363.fsf@gnu.org> (raw)
In-Reply-To: <87oa6aepls.fsf@wanadoo.es> (oscarfv@telefonica.net)
> From: oscarfv@telefonica.net (Óscar Fuentes)
> Cc: Michael Heerdegen <michael_heerdegen@web.de>, 23902@debbugs.gnu.org
> Date: Wed, 06 Jul 2016 17:46:39 +0200
>
> Eli Zaretskii <eliz@gnu.org> writes:
>
> >> I also have trouble to understand. How can I compare file names modulo
> >> collate-equality, if not with this function?
> >
> > With string=, of course. (Or, better yet, with file-equal-p, but
> > that's a different story.)
>
> I understand why comparing file names with string-collate-equalp is a
> bad idea (it can return t for cases where the names are different from
> the POV of the file system) but then explaining this in full and
> pointing to file-equal-p doesn't take too much space (about the same as
> the current note, I'll say).
If you think adding that will make the issue more clear, go ahead and
propose or push a patch.
> (using string= for comparing file names is a bad idea for the same
> reason idea when the FS is case-insensitive, BTW)
Which is why I mentioned file-equal-p.
> Putting notes about non-existing issues is surely confusing, isn't it?
Indeed. But this issue does exist, and is real. See, for example:
http://archives.miloush.net/michkap/archive/2005/10/17/481600.html
(CompareString is what we use on MS-Windows to implement
string-collate-equalp and string-collate-lessp.)
next prev parent reply other threads:[~2016-07-06 16:26 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-05 22:05 bug#23902: 25.1.50; Strange warning on string-collate-equalp's docstring Óscar Fuentes
2016-07-06 14:34 ` Eli Zaretskii
2016-07-06 15:08 ` Michael Heerdegen
2016-07-06 15:28 ` Eli Zaretskii
2016-07-06 15:46 ` Óscar Fuentes
2016-07-06 16:26 ` Eli Zaretskii [this message]
2016-07-06 17:44 ` Óscar Fuentes
2016-07-06 18:32 ` Eli Zaretskii
2016-07-09 17:06 ` Glenn Morris
2016-07-09 17:21 ` Eli Zaretskii
2016-07-09 21:36 ` Óscar Fuentes
2016-07-10 2:40 ` Eli Zaretskii
2016-07-10 3:06 ` Michael Heerdegen
2016-07-10 14:40 ` Eli Zaretskii
2016-07-06 15:55 ` Michael Heerdegen
2016-07-06 16:30 ` Eli Zaretskii
2016-07-06 16:44 ` Michael Heerdegen
2016-07-06 17:18 ` Eli Zaretskii
2016-07-06 22:49 ` Michael Heerdegen
2016-07-07 2:38 ` Eli Zaretskii
2016-07-07 21:52 ` Michael Heerdegen
2016-07-08 10:11 ` Eli Zaretskii
2016-07-08 20:59 ` Michael Heerdegen
2016-07-09 6:52 ` Eli Zaretskii
2016-07-09 17:06 ` Richard Stallman
2016-07-09 22:59 ` Michael Heerdegen
2016-07-06 15:48 ` Glenn Morris
2016-07-06 16:27 ` Eli Zaretskii
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