Re: Strange behaviour of auto-fill

[Christopher Dimech]

Have had a go months ago on that.  It totally defeated me and gave
up on it.

> Sent: Saturday, April 24, 2021 at 9:42 AM
> From: michael-franzese@gmx.com
> To: "Help Gnu Emacs" <help-gnu-emacs@gnu.org>
> Subject: Strange behaviour of auto-fill
>
> I am trying to set "auto-fill", with some tools to change "on-off" behaviour.
>
> Things get very confusing.  When I comment out "(setq-default 
> auto-fill-function 'do-auto-fill)", "auto-fill-mode" will still break 
> comments even though "break-line" is "0"
> and one sets "(auto-fill-mode 0)".
>
>
>
> (setq-default auto-fill-function 'do-auto-fill)
> (defvar break-line 0)
>
> (defun break-line-ddd ()
>   "Breaks long lines using auto-fill tool."
>   (interactive)
>
>   (pcase break-line
>     ((or 'nil 0)
>        (setq comment-auto-fill-only-comments nil)
>        (auto-fill-mode 0)
>        (message "%s %s"
>               "Disable: Break line;  " break-line)
>        (setq break-line 1))
>     (1
>        (setq fill-column 72)
>        (setq comment-auto-fill-only-comments t)
>        (auto-fill-mode 1)
>        (message "%s" "Enable: Break only comments")
>        (setq break-line 2))
>     (_
>        (setq comment-auto-fill-only-comments nil)
>        (auto-fill-mode 1)
>        (message "%s" "Enable: Break all long lines")
>        (setq break-line 0)) ))
>
> (defun break-line-set ()
>   "Breaks long lines using auto-fill."
>   (break-line-ddd)
>   (global-set-key (kbd "H-b") #'break-line-ddd) )
>
> (break-line-set)
>
>
>