onGarbageCollect: Registers a function to be called when the R garbage collector
is (detected to be) running
Description
Registers a function to be called when the R garbage collector
is (detected to be) running.
Usage
"onGarbageCollect"(fcn, action=c("prepend", "append", "replace"), ...)
Arguments
fcn
A function
to be called without argument. action
A character
string specifying how the hook function is
added to list of hooks. Value
Returns (invisibly) the hooks successfully called.