Search of place entered by person sought to be arrest

Search of place entered by person sought to be arrest.-If any person acting under a warrant of arrest, or any police-officer having authority to arrest, has reason to believe that the person to be arrested has entered into or is within, any place, 1[any person reading] in, or being incharge of, such place, shall, on demand of such person acting as aforesaid or such police officer, allow him free ingress thereto, and afford all reasonable facilities for a search therein.