GNU bug report logs - #638
23.0.60; read-char evaluates to unexpected non-character value

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From: help-debbugs <at> gnu.org (Emacs bug Tracking System)
To: Chong Yidong <cyd <at> stupidchicken.com>
Subject: bug#638: marked as done (23.0.60; read-char evaluates to 
 unexpected non-character value)

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Your message dated Thu, 14 Aug 2008 15:27:19 -0400
with message-id <87fxp7s8h4.fsf <at> stupidchicken.com>
and subject line Re: 23.0.60; read-char evaluates to unexpected non-character value
has caused the Emacs bug report #638,
regarding 23.0.60; read-char evaluates to unexpected non-character value
to be marked as done.

This means that you claim that the problem has been dealt with.
If this is not the case it is now your responsibility to reopen the
bug report if necessary, and/or fix the problem forthwith.

(NB: If you are a system administrator and have no idea what this
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immediately.)


-- 
638: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=638
Emacs Bug Tracking System
Contact help-debbugs <at> gnu.org with problems

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From: Markus Triska <markus.triska <at> gmx.at>
To: emacs-pretest-bug <at> gnu.org
Subject: 23.0.60; read-char evaluates to unexpected non-character value
Date: Fri, 01 Aug 2008 13:55:22 +0200

When I do:

   $ emacs -Q --eval "(insert (format \"%s\" (read-char nil nil 0.1))))"

The content of *scratch* is:

   7340161

whereas it is "nil" in Emacs 22.2.

In GNU Emacs 23.0.60.3 (i386-apple-darwin8.11.1, GTK+ Version 2.12.9)
 of 2008-07-25 on pnsgw3-client030.demo.tuwien.ac.at
Windowing system distributor `The XFree86 Project, Inc', version 11.0.40400000
Important settings:
  value of $LC_ALL: nil
  value of $LC_COLLATE: nil
  value of $LC_CTYPE: nil
  value of $LC_MESSAGES: nil
  value of $LC_MONETARY: nil
  value of $LC_NUMERIC: nil
  value of $LC_TIME: nil
  value of $LANG: en.UTF-8
  value of $XMODIFIERS: nil
  locale-coding-system: nil
  default-enable-multibyte-characters: t

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From: Chong Yidong <cyd <at> stupidchicken.com>
To: Lawrence Mitchell <wence <at> gmx.li>
Cc: 638-done <at> debbugs.gnu.org
Subject: Re: 23.0.60; read-char evaluates to unexpected non-character value
Date: Thu, 14 Aug 2008 15:27:19 -0400

Lawrence Mitchell wrote:

> > When I do:
> >
> >    $ emacs -Q --eval "(insert (format \"%s\" (read-char nil nil 0.1))))"
> >
> > The content of *scratch* is:
> >
> >    7340161
>
> This is due to the following change:
>
> 2008-03-05  Kenichi Handa  <handa <at> ni.aist.go.jp>
>
> 	* lread.c (Fread_char): Resolve modifiers.
> 	(Fread_char_exclusive): Likewise.
>
> It unconditionally resolves modifiers even if read_filtered_event
> returns nil.  The following patch fixes things, I think.

I've checked your patch into CVS.  Thanks for debugging and fixing this.

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