8. Applications

8 Applications

This section is to be read with the app(4) and application(3) manual pages in Kernel.

8.1 Application Concept

When you have written code implementing some specific functionality you might want to make the code into an application, that is, a component that can be started and stopped as a unit, and which can also be reused in other systems.

To do this, create an application callback module, and describe how the application is to be started and stopped.

Then, an application specification is needed, which is put in an application resource file. Among other things, this file specifies which modules the application consists of and the name of the callback module.

If you use systools, the Erlang/