bug#51377: Automatically exit server when it has no remaining clients

[Jim Porter]

On 10/24/2021 9:03 AM, Jim Porter wrote:
> I use a slightly-modified form of the following in my configuration, 
> which I'm working on hooking up to a flag to remember if the daemon was 
> started lazily:
[snip]

Note: the code I posted doesn't handle `emacsclient -n' (I don't use 
that option, so it doesn't come up in my configuration), but it 
shouldn't be hard to handle that case once I have a real patch put together.