Add swaybar subproject

swaybar/main.c

@@ -0,0 +1,20 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include "client/registry.h"
+#include "client/window.h"
+#include "log.h"
+
+struct registry *registry;
+struct window *window;
+
+void sway_terminate(void) {
+	window_teardown(window);
+	registry_teardown(registry);
+	exit(EXIT_FAILURE);
+}
+
+int main(int argc, char **argv) {
+	init_log(L_INFO);
+	sway_log(L_INFO, "Hello world!");
+	return 0;
+}