1988 Acura Legend WATER FLOW

I RECIEVED A CAR FROM A FRIEND AND IT HAD BEEN PARKED FOR A YEAR AND WHEN I TURNED IT ON IT THE SERVICE LIGHT AND THE RESIVOIR CHECK LIGHT CAME ON I CHECKED WATER IN TANK AND IT WAS EMPTY AND THIER WAS SLUDGE IN THE TANK AND THIER WAS A SMALL AMOUNT OF WATER IN RADIATOR WHEN I REFILLED AND TURNED CAR ON THE WATER FROM THE RADIATOR DOES NOT FLOW INTO CAR AND THE FAN WORKS YET THE CAR DOES NOT OVERHEAT I THEN NOTICED OIL LEAKING OUT OF THE VALVE COVERS AND CREATING SMOKE FROM MANIFOLD IS THIS DUE TO LACK OF WATER AND AOVERHEATING ENGINE AND IS THE WATER PUMP BACKED UP OR OUT OR MY THERMOSTAT OUT SOMEONE HELP