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From: Ken Brown <kbrown@cornell.edu>
To: Glenn Morris <rgm@gnu.org>
Cc: "7127@debbugs.gnu.org" <7127@debbugs.gnu.org>
Subject: bug#7127: 23.2; M-x help throws an error
Date: Wed, 29 Sep 2010 09:02:41 -0400	[thread overview]
Message-ID: <4CA338F1.1080402@cornell.edu> (raw)
In-Reply-To: <thtyl96kx0.fsf@fencepost.gnu.org>

On 9/29/2010 3:58 AM, Glenn Morris wrote:
>
> This may be Cygwin-specific?
>
> Aidan Kehoe wrote:
>
>> (symbol-function 'help-for-help-internal) (h-f-h-i being what help
>> eventually resolves to) gives me a compiled function with a nil
>> documentation slot; help.elc has (defalias 'help-for-help-internal
>> ...) with a compiled function and what seems to be the correct lazy
>> doc reference. The DOC file seems correct, with an entry
>> \x1fFhelp-for-help-internal Help command.\x1f
>>
>> But (documentation #'custom-declare-variable-early) and (documentation
>> #'when) both give nil for me, and the same seems to be true for all the
>> dumped compiled functions with docstrings. I don’t know why that is, and I
>> don’t especially care to debug it right now, but this binary is what Cygwin
>> installed, I’m certain I’m not the only one affected.
>>
>>   >  >  In GNU Emacs 23.2.1 (i686-pc-cygwin, GTK+ Version 2.18.6)
>>   >  >   of 2010-05-08 on laptop

I can reproduce the problem on my (Cygwin) system.  The bug occurs in 
Emacs 23.2 as well as a build from the current emacs-23 branch.  But the 
bug is gone in a build from the trunk.  I wonder if the patch in 
bug#6715 is what fixed it.  At a glance, I don't see anything else 
Cygwin-specific that might be relevant.  When I get a chance, I'll see 
if back-porting that patch to emacs-23 fixes the problem.

Ken





  reply	other threads:[~2010-09-29 13:02 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-28 23:03 bug#7127: 23.2; M-x help throws an error Aidan Kehoe
2010-09-28 23:27 ` Glenn Morris
2010-09-29  7:17   ` Aidan Kehoe
2010-09-29  7:58     ` Glenn Morris
2010-09-29 13:02       ` Ken Brown [this message]
2010-09-29 17:00         ` Ken Brown
2010-09-29 17:07           ` Glenn Morris
2010-09-29 18:58             ` Ken Brown
2010-09-30  0:35               ` Glenn Morris
2010-09-30  2:15                 ` Ken Brown
2010-09-30  7:12                   ` Glenn Morris
2010-09-30 17:30                     ` Ken Brown
2010-10-01 14:00                       ` Ken Brown
2010-10-01 18:33                         ` Glenn Morris
2010-10-02  1:55                           ` Ken Brown
2010-10-02  2:57                             ` Glenn Morris
2010-10-02 13:57                               ` Ken Brown
2010-10-02 15:12                                 ` Eli Zaretskii
2010-10-02 15:47                                   ` Ken Brown
2010-10-08 15:14                               ` Ken Brown

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