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mu4e.texi: add example subject-is-empty check 

Fixes #2679.
This commit is contained in:
Dirk-Jan C. Binnema 2024-04-05 19:05:42 +03:00
parent 7771a56026
commit dfc179036c
1 changed files with 11 additions and 6 deletions
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mu4e/mu4e.texi
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@ -4664,14 +4664,19 @@ final confirmation, which you can of course make as elaborate as you
wish.
@lisp
(add-hook 'message-send-hook
(lambda ()
(unless (yes-or-no-p "Sure you want to send this?")
(signal 'quit nil))))
(defun confirm-empty-subject ()
"Require confirmation before sending without subject."
(let ((sub (message-field-value "Subject")))
(or (and sub (not (string-match "\\`[ \t]*\\'" sub)))
(yes-or-no-p "Really send without Subject? ")
(keyboard-quit))))
(add-hook 'message-send-hook #'confirm-empty-subject)
@end lisp
Another option is to simply set @code{message-confirm-send} to
non-@t{nil} so the question ``Send message?'' is asked for confirmation.
If you @emph{always} want to be asked for for confirmation, set
@code{message-confirm-send} to non-@t{nil} so the question ``Send message?'' is
asked for confirmation.
@node How it works
@appendix How it works