1 /* 2 * Input event loop functionality. 3 * 4 * Copyright (C) 2018 Paul Boddie <paul@boddie.org.uk> 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of 9 * the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, 19 * Boston, MA 02110-1301, USA 20 */ 21 22 #include "input-event-loop.h" 23 24 #include <l4/re/event> 25 26 /* Handler for incoming interrupts signalling the presence of events. */ 27 28 void 29 Input_event_loop::handle() 30 { 31 Event_type *event; 32 33 if (!l4_error(_irq->receive())) 34 { 35 while ((event = _event_buffer.next())) 36 { 37 _handler(*event); 38 event->free(); 39 } 40 } 41 } 42 43 /* Event loop initiation. */ 44 45 void 46 Input_event_loop::start(l4_umword_t label) 47 { 48 Event_loop::start(); 49 50 _irq->bind_thread(Pthread::L4::cap(_pthread), label); 51 }