Re: save-query-if-deleted

[martin rudalics]

> I propose the patch below which adds the variable
> `save-query-if-deleted'.  If non-nil, the `basic-save-buffer' will
> query before saving if the file has been deleted, but existed
> since last visited/saved.
>
> In this patch it defaults to nil, but I think it is a very useful
> feature.  Usually when a file no longer exists it's because I
> renamed it in a shell window and forgot to re-open it in Emacs; in
> these situations, saving it should require confirmation.
>
> What do you think?

I'd appreciate it.  If `buffer-file-name' and `save-query-if-deleted'
are both non-nil, I'd have `buffer-save-buffer' ask whether to save the
buffer even if it was not modified.