The method is used to control a function executable by various software products by means of commands specific to the respective software products and each capable of having at least one option, the software products being installed in at least one machine of a computer system. The method includes defining in an abstract class an abstract method for the function, of defining a common command that includes arbitrary symbols corresponding to the parameters of the abstract method, of creating at least one driver for implementing the abstract method in a machine, and having the driver execute one of the specific commands with options equivalent to the options of the common command.