add more exits

main.c

@@ -650,23 +650,24 @@ int main(int argc, char *argv[]) {
 	};
 
 	state.run = true;
+	int timeout;
 	while (state.run) {
 		errno = 0;
 		do {
 			if (wl_display_flush(state.display) == -1 && errno != EAGAIN) {
 				fprintf(stderr, "wl_display_flush: %s\n", strerror(errno));
-				break;
+				exit(8);
 			}
 		} while (errno == EAGAIN);
 
-		int timeout = -1;
+		timeout = -1;
 		if (state.keys) {
 			timeout = 100;
 		}
 
 		if (poll(pollfds, sizeof(pollfds) / sizeof(pollfds[0]), timeout) < 0) {
 			fprintf(stderr, "poll: %s\n", strerror(errno));
-			break;
+			exit(9);
 		}
 
 		/* Clear out old keys */
@@ -687,7 +688,7 @@ int main(int argc, char *argv[]) {
 		if ((pollfds[0].revents & POLLIN)) {
 			if (libinput_dispatch(state.libinput) != 0) {
 				fprintf(stderr, "libinput_dispatch: %s\n", strerror(errno));
-				break;
+				exit(10);
 			}
 			struct libinput_event *event;
 			while ((event = libinput_get_event(state.libinput))) {
@@ -699,7 +700,7 @@ int main(int argc, char *argv[]) {
 		if ((pollfds[1].revents & POLLIN)
 				&& wl_display_dispatch(state.display) == -1) {
 			fprintf(stderr, "wl_display_dispatch: %s\n", strerror(errno));
-			break;
+			exit(11);
 		}
 	}
 	return 0;