bug#47075: [FEATURE REQUEST] kill-buffer: option to prompt to save

[Federico Tedin <federicotedin@gmail.com>]

Sounds like a good improvement, but what do you think about using
read-answer instead of read-char?

Boruch Baum <boruch_baum@gmx.com> writes:

> Evaluating function `kill-buffer' for a modified file buffer leads to a
> prompt "foo modified, kill anyway (y or n)". Thus, for the common case
> of a user wanting to save and kill a modified buffer, the user must at
> this point perform three operations: respond no to the prompt, save the
> file, perform the kill-buffer operation a second time.
>
> It would be more convenient for the prompt to offer an option to 'save
> and kill' the buffer, so that no extra steps be required.
>
> I had wanted to offer a patch for this, but I couldn't find the elisp
> function that was directly causing the prompt. My guess is that it is
> directly called by the C source code for function kill-buffer, but I
> don't have the C source code available. If so, the idea would likely be to
> replace a call to y-or-n-p with a read-char loop, checking for (y Y n N
> s S).
>
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