diff --git a/src/global.c b/src/global.c
new file mode 100644
index 0000000..f092f01
--- /dev/null
+++ b/src/global.c
@@ -0,0 +1,28 @@
+/*
+ * This file is part of Moonlight Embedded.
+ *
+ * Copyright (C) 2015 Iwan Timmer
+ *
+ * Moonlight is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Moonlight 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Moonlight; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <signal.h>
+#include <pthread.h>
+
+pthread_t main_thread_id;
+
+void quit() {
+  printf("Close thread %d\n", main_thread_id);
+  pthread_kill(main_thread_id, SIGTERM);
+}
diff --git a/src/global.h b/src/global.h
new file mode 100644
index 0000000..f558716
--- /dev/null
+++ b/src/global.h
@@ -0,0 +1,24 @@
+/*
+ * This file is part of Moonlight Embedded.
+ *
+ * Copyright (C) 2015 Iwan Timmer
+ *
+ * Moonlight is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Moonlight 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with Moonlight; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <pthread.h>
+
+extern pthread_t main_thread_id;
+
+void quit();