demo/miracle-wfdctl: handle SIGINT to exit gracefully

demo/sigint.h

@@ -0,0 +1,29 @@
+/*
+ * MiracleCast - Wifi-Display/Miracast Implementation
+ *
+ * Copyright (c) 2013-2014 David Herrmann <dh.herrmann@gmail.com>
+ *
+ * MiracleCast is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation; either version 2.1 of the License, or
+ * (at your option) any later version.
+ *
+ * MiracleCast is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with MiracleCast; If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <glib.h>
+
+#ifndef DISP_SIGFD_H
+#define DISP_SIGFD_H
+
+typedef void (*SigintHandler)(gpointer user_data); 
+
+void sigint_add_watch(SigintHandler handler, gpointer user_data);
+
+#endif /* DISP_SIGFD_H */