void wake_up_sleeping_actions(ModelAction *curr);
modelclock_t get_next_seq_num();
bool next_execution();
ModelAction * check_current_action(ModelAction *curr);
bool initialize_curr_action(ModelAction **curr);
void wake_up_sleeping_actions(ModelAction *curr);
modelclock_t get_next_seq_num();
bool next_execution();
ModelAction * check_current_action(ModelAction *curr);
bool initialize_curr_action(ModelAction **curr);