Re: Comfortably check BackendPID with psql

On 2015-07-05 14:11:38 +0200, Julien Rouhaud wrote:
> Tiny for me too, but I sometimes had the need.
> 
> I can't really see any good reason not to add a %p escape to psql's
> PROMPT, so I'm attaching a simple patch to implement it. Unless someone
> objects, I'll add it to the next commitfest.

Pushed the patch. I only made a minor belt-and-suspenders type of
change, namely to check whether PQbackendPID() returns 0 and not print
that and replaced PID by pid in the docs and comments.

Thanks for the patch!

Greetings,

Andres Freund