reopen 3447
quit

>> (define-key minibuffer-local-map "\M-<" 'my-minibuffer-beginning-of-buffer)
>
> I think something like this would be a very good idea.  I frequently
> have long, multiline expressions in the minibuffer, and `M-<' not taking
> me to the start of the editable data is annoying.
>
> Does anybody object to making a change like this?  (It'll have to be
> modernised a bit, of course.)

This still doesn't work with <C-home>.  This can be fixed
by remapping beginning-of-buffer in the patch below.

Like 'C-a' goes to the end of the prompt exactly like <home>,
there is no reason not to do the same for 'M-<' and <C-home>.

Moreover, we don't add defcustoms for simple key bindings
because keybinding are configured with the help of define-key.

This patch should do the right thing: