From: Katsumi Yamaoka <yamaoka@jpl.org>
To: Chong Yidong <cyd@gnu.org>
Cc: 8657@debbugs.gnu.org
Subject: bug#8657: 24.0.50; Emacs code that seems to use `*-single-char-property-change' incorrectly
Date: Tue, 07 Feb 2012 07:56:54 +0900 [thread overview]
Message-ID: <b4mk43zpo3t.fsf@jpl.org> (raw)
In-Reply-To: <A0F39FF90C4641D5ACAFDACB8DE5F4CC@us.oracle.com>
Chong Yidong wrote:
> Eli Zaretskii <eliz@gnu.org> writes:
>>> The behavior might have changed at some point in time, explaining the
>>> above code.
>>
>> Or maybe the author was confusing next-single-char-property-change
>> with next-single-property-change.
>>
>> In any case, those tests are redundant, because
>> next-single-char-property-change already returns point-max when it
>> finds no change in properties.
> I went ahead and fixed them accordingly.
But in XEmacs next-single-char-property-change will return nil
if no property change is found. So I've modified the gnus-sum.el
code into:
(if (featurep 'xemacs)
(or (next-single-char-property-change end 'invisible)
(point-max))
(next-single-char-property-change end 'invisible))
next prev parent reply other threads:[~2012-02-06 22:56 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-11 20:54 bug#8657: 24.0.50; Emacs code that seems to use `*-single-char-property-change' incorrectly Drew Adams
2011-05-12 3:05 ` Stefan Monnier
2011-05-12 4:44 ` Eli Zaretskii
2011-05-12 13:44 ` bug#8657: 24.0.50; Emacs code that seems to use `*-single-char-property-change'incorrectly Drew Adams
2012-02-06 14:00 ` bug#8657: 24.0.50; Emacs code that seems to use `*-single-char-property-change' incorrectly Chong Yidong
2012-02-06 22:56 ` Katsumi Yamaoka [this message]
2012-02-07 5:57 ` Chong Yidong
2012-02-07 6:34 ` Katsumi Yamaoka
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