Read a file to a list of Prolog terms (see read/1). Spec
is a file specification for absolute_file_name/3. Terms
is the resulting list of Prolog terms. Options is a list of
options for
absolute_file_name/3
and open/4.
In addition, the option
tail(Tail) is defined, forming a difference-list.
read_file_to_terms(+Spec,
-Terms, +Options)