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30 Objects

entity? obj Scheme Procedure
scm_entity_p (obj) C Function
Return #t if obj is an entity.

operator? obj Scheme Procedure
scm_operator_p (obj) C Function
Return #t if obj is an operator.

set-object-procedure! obj proc Scheme Procedure
scm_set_object_procedure_x (obj, proc) C Function
Set the object procedure of obj to proc. obj must be either an entity or an operator.

make-class-object metaclass layout Scheme Procedure
scm_make_class_object (metaclass, layout) C Function
Create a new class object of class metaclass, with the slot layout specified by layout.

make-subclass-object class layout Scheme Procedure
scm_make_subclass_object (class, layout) C Function
Create a subclass object of class, with the slot layout specified by layout.