The process associated with the main thread.
mp
A process object associated with the main thread.
The variable *main-process*
contains the process associated with the main thread of the application. On macOS with the Cocoa GUI, this is the thread that runs the Cocoa event loop. On other platforms, this variable is always nil
.
LispWorks® User Guide and Reference Manual - 01 Dec 2021 19:30:51