These which follows are some of the schemes I (sometimes ;-) write about a project before I actually start coding on it.

An old scheme I did for Furgonet, you can see here the basic flow of the program.

The Hook struct from the Amiga ROM Kernel Manual (NetShare)

Trying to understand how to use InitHook() (NetShare)

Below are shown a couple of Dia diagrams made for acm-s.

This is the global function activation tree.
The diagram for the main() function.	The diagram for the run() function.