output: setup display destroy listener in wlr_output_create_global()

The wl_display destroy listener cleans up the global (if any).
wlr_output.display will go away, so setup the listener in
wlr_output_create_global() instead of wlr_output_init().
This commit is contained in:
Simon Ser 2023-08-12 08:35:54 +02:00 committed by Isaac Freund
parent 5717e27c06
commit d23d8ed3ba

View file

@ -128,15 +128,26 @@ static void output_bind(struct wl_client *wl_client, void *data,
wl_signal_emit_mutable(&output->events.bind, &evt); wl_signal_emit_mutable(&output->events.bind, &evt);
} }
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_output *output = wl_container_of(listener, output, display_destroy);
wlr_output_destroy_global(output);
}
void wlr_output_create_global(struct wlr_output *output, struct wl_display *display) { void wlr_output_create_global(struct wlr_output *output, struct wl_display *display) {
if (output->global != NULL) { if (output->global != NULL) {
return; return;
} }
output->global = wl_global_create(display, output->global = wl_global_create(display,
&wl_output_interface, OUTPUT_VERSION, output, output_bind); &wl_output_interface, OUTPUT_VERSION, output, output_bind);
if (output->global == NULL) { if (output->global == NULL) {
wlr_log(WLR_ERROR, "Failed to allocate wl_output global"); wlr_log(WLR_ERROR, "Failed to allocate wl_output global");
return;
} }
wl_list_remove(&output->display_destroy.link);
output->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &output->display_destroy);
} }
void wlr_output_destroy_global(struct wlr_output *output) { void wlr_output_destroy_global(struct wlr_output *output) {
@ -152,6 +163,9 @@ void wlr_output_destroy_global(struct wlr_output *output) {
wl_list_init(wl_resource_get_link(resource)); wl_list_init(wl_resource_get_link(resource));
} }
wl_list_remove(&output->display_destroy.link);
wl_list_init(&output->display_destroy.link);
wlr_global_destroy_safe(output->global); wlr_global_destroy_safe(output->global);
output->global = NULL; output->global = NULL;
} }
@ -271,12 +285,6 @@ void wlr_output_set_description(struct wlr_output *output, const char *desc) {
wl_signal_emit_mutable(&output->events.description, output); wl_signal_emit_mutable(&output->events.description, output);
} }
static void handle_display_destroy(struct wl_listener *listener, void *data) {
struct wlr_output *output =
wl_container_of(listener, output, display_destroy);
wlr_output_destroy_global(output);
}
static void output_state_move(struct wlr_output_state *dst, static void output_state_move(struct wlr_output_state *dst,
struct wlr_output_state *src) { struct wlr_output_state *src) {
*dst = *src; *dst = *src;
@ -436,9 +444,7 @@ void wlr_output_init(struct wlr_output *output, struct wlr_backend *backend,
} }
wlr_addon_set_init(&output->addons); wlr_addon_set_init(&output->addons);
wl_list_init(&output->display_destroy.link);
output->display_destroy.notify = handle_display_destroy;
wl_display_add_destroy_listener(display, &output->display_destroy);
if (state) { if (state) {
output_apply_state(output, state); output_apply_state(output, state);