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bug#8184: 23.1.90; `menu-bar-non-minibuffer-window-p' error in callsto `

From: martin rudalics
Subject: bug#8184: 23.1.90; `menu-bar-non-minibuffer-window-p' error in callsto `kill-this-buffer'
Date: Sun, 06 Mar 2011 20:13:52 +0100
User-agent: Thunderbird (Windows/20090302)

>> (defun kill-this-buffer-enabled-p ()
>>    (or (not (menu-bar-non-minibuffer-window-p))
>>        (let (found-1)
>>        (catch 'found-2
>>          (dolist (buffer (buffer-list))
>>            (unless (string-match-p "^ " (buffer-name buffer))
>>              (if (not found-1)
>>                  (setq found-1 t)
>>                (throw 'found-2 t))))))))
> `found-1' is useless here (not used).
> (defun kill-this-buffer-enabled-p ()
>   (or (not (menu-bar-non-minibuffer-window-p))
>       (catch 'found
>         (dolist (buffer  (buffer-list))
>           (unless (string-match-p "^ " (buffer-name buffer))
>             (throw 'found t)))
>         nil)))

The idea is that at least _two_ interesting buffers are needed to enable
`kill-this-buffer'.  found-1 is initially nil and set to t when the
first interesting buffer is found.  The throw to found-2 occurs when the
second interesting buffer has been found.


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