const vector< shared_ptr<Signal> > sigs = _session.get_signals();
BOOST_FOREACH(const shared_ptr<Signal> &sig, sigs)
signal_map[sig->probe()] = sig;
const vector< shared_ptr<Signal> > sigs = _session.get_signals();
BOOST_FOREACH(const shared_ptr<Signal> &sig, sigs)
signal_map[sig->probe()] = sig;