Core Functions

Table of Contents

call - calls a class method for a given instance.

class_add_cvar - adds new class variables.

class_add_ivar - adds an instance variable to a class.

class_name - gives the name of the class.

class_of - gives the class definition of a given instance.

defclass - is the function equivalent of the class statement.

defmacro, defmacroe - are the Lisp equivalents of the macro function.

defun, defune, - are the function equivalents of the function statement.

defmethod - is the function equivalent of the method statement.

defvar - defines a global variable with an initial value.

destroy - destroys a class instance.

eq, equal - compare for identity and equivalence.

error - redirects the interpreter.

eval - evaluates an argument.

eval_list - evaluates each element of a list.

eval_string - evaluates a string.

force, forceq, forceqq - assign a value to a symbol, forcing the evaluation of change functions for the symbol.

funcall - provides compatibility with other Lisp dialects.

function_args - lists the arguments of a function.

function_body - gives the body of a user-defined function.

function_name - gives the name of a function.

getprop - returns a property value for a symbol.

has_cvar - queries for the existence of a class variable.

has_ivar - queries for the existence of an instance variable.

instance_vars - finds all the instance variables of a class or instance.

is_class_member - checks if an instance or class is a member of a class.

ivar_type - returns the type of a given instance variable.

macro - helps generate custom functions.

new - creates a new instance of a class.

parent_class - returns the closest parent (base) of a class or instance.

print_stack - prints a Gamma stack.

properties - should never be used.

quote, backquote - correspond to Quote Operators.

require, load - load files.

set, setq, setqq - assign a value to a symbol.

setprop - sets a property value for a symbol.

setprops - lists the most recent property value settings.

trap_error - traps errors in the body code.

unwind_protect - ensures code will be evaluated, despite errors in the body code.

whence - gives input information.