types/wlr_input_device: move output_name field to wlr_pointer and wlr_touch

backend/wayland/pointer.c

@@ -440,8 +440,7 @@ void create_pointer(struct wlr_wl_seat *seat, struct wlr_wl_output *output) {
 	snprintf(name, sizeof(name), "wayland-pointer-%s", seat->name);
 	wlr_pointer_init(&pointer->wlr_pointer, &wl_pointer_impl, name);
 
-	/* TODO: move output_name to pointer/touch */
-	pointer->wlr_pointer.base.output_name = strdup(output->wlr_output.name);
+	pointer->wlr_pointer.output_name = strdup(output->wlr_output.name);
 
 	pointer->seat = seat;
 	pointer->output = output;

backend/wayland/seat.c

@@ -217,6 +217,13 @@ static void init_seat_touch(struct wlr_wl_seat *seat) {
 
 	wlr_touch_init(&seat->wlr_touch, &touch_impl, name);
 
+	struct wlr_wl_output *output;
+	wl_list_for_each(output, &seat->backend->outputs, link) {
+		/* Multi-output touch not supproted */
+		seat->wlr_touch.output_name = strdup(output->wlr_output.name);
+		break;
+	}
+
 	wl_touch_add_listener(seat->wl_touch, &touch_listener, seat);
 	wlr_signal_emit_safe(&seat->backend->backend.events.new_input,
 		&seat->wlr_touch.base);

backend/x11/output.c

@@ -574,10 +574,10 @@ struct wlr_output *wlr_x11_output_create(struct wlr_backend *backend) {
 	wlr_output_update_enabled(wlr_output, true);
 
 	wlr_pointer_init(&output->pointer, &x11_pointer_impl, "x11-pointer");
-	output->pointer.base.output_name = strdup(wlr_output->name);
+	output->pointer.output_name = strdup(wlr_output->name);
 
 	wlr_touch_init(&output->touch, &x11_touch_impl, "x11-touch");
-	output->touch.base.output_name = strdup(wlr_output->name);
+	output->touch.output_name = strdup(wlr_output->name);
 	wl_list_init(&output->touchpoints);
 
 	wlr_signal_emit_safe(&x11->backend.events.new_output, wlr_output);

include/wlr/types/wlr_input_device.h

@@ -31,7 +31,6 @@ struct wlr_input_device {
 	char *name;
 	// Or 0 if not applicable to this device
 	double width_mm, height_mm;
-	char *output_name;
 
 	/* wlr_input_device.type determines which of these is valid */
 	union {

include/wlr/types/wlr_pointer.h

@@ -21,6 +21,8 @@ struct wlr_pointer {
 
 	const struct wlr_pointer_impl *impl;
 
+	char *output_name;
+
 	struct {
 		struct wl_signal motion; // struct wlr_event_pointer_motion
 		struct wl_signal motion_absolute; // struct wlr_event_pointer_motion_absolute

include/wlr/types/wlr_touch.h

@@ -20,6 +20,8 @@ struct wlr_touch {
 
 	const struct wlr_touch_impl *impl;
 
+	char *output_name;
+
 	struct {
 		struct wl_signal down; // struct wlr_event_touch_down
 		struct wl_signal up; // struct wlr_event_touch_up

types/wlr_input_device.c

@@ -25,5 +25,4 @@ void wlr_input_device_finish(struct wlr_input_device *wlr_device) {
 	wl_list_remove(&wlr_device->events.destroy.listener_list);
 
 	free(wlr_device->name);
-	free(wlr_device->output_name);
 }

types/wlr_pointer.c

@@ -29,4 +29,6 @@ void wlr_pointer_init(struct wlr_pointer *pointer,
 
 void wlr_pointer_finish(struct wlr_pointer *pointer) {
 	wlr_input_device_finish(&pointer->base);
+
+	free(pointer->output_name);
 }

types/wlr_touch.c

@@ -21,4 +21,6 @@ void wlr_touch_init(struct wlr_touch *touch,
 
 void wlr_touch_finish(struct wlr_touch *touch) {
 	wlr_input_device_finish(&touch->base);
+
+	free(touch->output_name);
 }