Retrieve all configuration settings
getAll(path = ".")
An optional character object specifying a path. Default is the current directory.
This functions returns all configuration settings which can be queried
in a data.frame object. The system-level functions
confstr provide all the underlying information.
A data.frame with three colums for key, value and (source) type.
Not all keys return a value; in those cases an empty string is returned.
Type is one of
conf and signals how the
value was obtained.