Invokes a method on a BOOPSI object. The dispatcher of the class, the object is inherited from, is called. For more information about methods a class supports, see the class documentation.
INPUTS
obj
The object, on which the method is to be performed on.
message
The message. The first field is the same for all methods and specifies which method is to be invokes (see <intuition/classusr.h>).
RESULT
Class and method depending. See the class documentation. A value of 0 can mean a valid return code but can also mean that a method was not supported.
Pointers to objects and classes are now checked for validity (ie if they are
non-null)
Translated German descriptions into English
30.04.1997 aros
Optimized headers
27.01.1997 ldp
Include proto instead of clib
04.12.1996 aros
The macros AROS_SLOWSTACKTAGS and AROS_SLOWSTACKMETHODS now use
AROS_TAGRETURNTYPE and AROS_METHODRETURNTYPE to create a variable
called retval in which the use suplied part of the function must store
the return value. If these types are not defined, then the types
default to IPTR.