bug#672: 23.0.60; To source or not to source (from help)

[ＯＦＦＩＣＥ ZERO <hi-oh230@air.ocn.ne.jp>]

配信不要
----- Original Message ----- 
From: "Lennart Borgman (gmail)" <lennart.borgman@gmail.com>
To: "martin rudalics" <rudalics@gmx.at>
Cc: "Bug-Gnu-Emacs" <bug-gnu-emacs@gnu.org>; 
<587@emacsbugs.donarmstrong.com>
Sent: Friday, August 08, 2008 8:09 PM
Subject: bug#672: 23.0.60; To source or not to source (from help)


> martin rudalics wrote:
>>  > If you do C-h v and look at a variable and click on the library link 
>> in
>>  > the help buffer you will go to the file in your current Emacs tree. If
>>  > you do C-h f to look at a function and do the same you will be taken 
>> to
>>  > the cvs checkout file instead.
>>
>> I suspect you compiled Emacs in the checkout directory and then copied
>> the Emacs tree to another directory.
>
> I use the normal
>
>   make install INSTALL_DIR=...
>
>> In this case the following might
>> happen: As for C-h f `describe-function-1' will execute
>>
>>       ;; See if lisp files are present where they where installed from.
>>       (if (not (eq file-name 'C-source))
>>       (setq file-name (find-source-lisp-file file-name)))
>>
>> which sets `file-name' to the ".el" file from the checkout directory
>> (because you did compile it there) and installs the corresponding
>> reference in the hyperlink.
>>
>> As for C-h v `describe-variable' does _not_ care whether you compiled in
>> another directory and simply goes to the file supplied by `symbol-file'.
>> You could try inserting the snipped above in `describe-variable'
>> immediately before the line
>>
>>           (if file-name
>>
>> and see whether it now jumps to the checkout directory instead.
>
> Yes, I guess that is correct.
>
>> Personally, I'd prefer something like the following in both cases:
>>
>>       (unless (or (eq file-name 'C-source)
>>           (file-exists-p file-name))
>>     (setq file-name (find-source-lisp-file file-name)))
>
>
> Thanks martin. I think a variable (or an option) for which elisp to go to 
> would be the best. Is there any reason not to have that?
>
>
>
>
>