Re: Why does the minibuffer get updated

[Barry Margolin <barmar@alum.mit.edu>]

In article 
<726d8899-cdb6-45a8-a30d-8ce27270c7ba@f40g2000pri.googlegroups.com>,
 Decebal <CLDWesterhof@gmail.com> wrote:

> I like to have a wordcount displayed. I tried it with the following:
>     (defun buffer-count-words()
>       (interactive)
>       (let ((occurences
>              (how-many "\\w+" (point-min) (point-max))
>              )
>             )
>         (string-match "[0-9]*" occurences)
>         (match-string 0 occurences)
>         )
>       )
> 
>     (defvar buffer-count-words
>       nil
>       "*Number of words in the buffer."
>       )
> 
>     (defun buffer-update-word-count()
>       (interactive)
>       (setq buffer-count-words (buffer-count-words))
>       (force-mode-line-update)
>       )
> 
>     (unless buffer-count-words
>       (run-with-idle-timer 1 t 'buffer-update-word-count)
>       )
> 
>     (unless (memq 'buffer-count-words global-mode-string)
>       (add-to-list 'global-mode-string " words: " t)
>       (add-to-list 'global-mode-string 'buffer-count-words t)
>       )
> 
> This does display the word count, but also keeps putting in the
> minibuffer '<NUMBER> occurences'.
> What am I doing wrong?

It's presumably coming from the how-many function, although my 
documentation says that it only displays the number if the fourth 
argument "interactive" is t.  What version of Emacs are you running?

-- 
Barry Margolin, barmar@alum.mit.edu
Arlington, MA
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