The first looks exactly like calling a normal function as can be seen in Listing 6. The second looks similar to the function pointer declaration. It requires the use of *, to dereference the address ...

Since functions implicitly decay to pointers, there is no need to use them, but we still can. Note that a function call has higher precedence over dereferencing, so we need to use parentheses ...

In general, it can be a good idea to use the function pointer implementation if the state machine has ... Listing 6 State machine run function Observe that the notation used to call the state function ...