How do you know if a guy is going to break up with you?

When he doesnt put as much attentionto you, when he always got to leave you alone,when he dont answer his phone much, when he's uncofortable around you and many other discomforts When he doesnt put as much attentionto you, when he always got to leave you alone,when he dont answer his phone much, when he's uncofortable around you and many other discomforts