med_article_sm_4.c

void StateMachineHandler()
{
    int idx = 0;
    if(EVT_NO_EVENT != eCurrentEvent)
    {
        for(;idx < sizeof(stStm)/sizeof(stStmRow); idx++)
        {
            if( (stStm[idx].pSrcState == stCurrentState) &&
                (stStm[idx].eEvt      == eCurrentEvent))
            {
                /// Clear event
                eCurrentEvent  = EVT_NO_EVENT;
                /// Notify the state that the exit is imminent;
                bIsStateAboutToExit = true;
                stCurrentState();
                /// Move to new state
                stCurrentState = stStm[idx].pDestState;
                /// Flag that this is the first entry to the state
                bIsStateFirstEntry = true;
            }
        }
    }

    if(NULL != stCurrentState)
    {
        /// Run the state
        stCurrentState();
        /// Unfllag first entry
        bIsStateFirstEntry = false;
    }
}