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seat: Allow binding to inert seats 

If a seat is destroyed while a client is trying to bind it, wlroots
needs to create an inert seat resource instead of crashing.
This commit is contained in:
Väinö Mäkelä 2023-06-01 10:05:46 +03:00 committed by Simon Ser
parent 52b93f7eb4
commit 0e5f76186e
1 changed files with 9 additions and 3 deletions
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12
types/seat/wlr_seat.c
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@ -176,8 +176,9 @@ static struct wlr_seat_client *seat_client_create(struct wlr_seat *wlr_seat,
static void seat_handle_bind(struct wl_client *client, void *_wlr_seat,
uint32_t version, uint32_t id) {
// `wlr_seat` can be NULL if the seat global is being destroyed
struct wlr_seat *wlr_seat = _wlr_seat;
assert(client && wlr_seat);
assert(client);
struct wl_resource *wl_resource =
wl_resource_create(client, &wl_seat_interface, version, id);
@ -185,6 +186,12 @@ static void seat_handle_bind(struct wl_client *client, void *_wlr_seat,
wl_client_post_no_memory(client);
return;
}
wl_resource_set_implementation(wl_resource, &seat_impl, NULL,
seat_client_handle_resource_destroy);
wl_list_init(wl_resource_get_link(wl_resource));
if (wlr_seat == NULL) {
return;
}
struct wlr_seat_client *seat_client =
wlr_seat_client_for_wl_client(wlr_seat, client);
@ -198,8 +205,7 @@ static void seat_handle_bind(struct wl_client *client, void *_wlr_seat,
return;
}
wl_resource_set_implementation(wl_resource, &seat_impl,
seat_client, seat_client_handle_resource_destroy);
wl_resource_set_user_data(wl_resource, seat_client);
wl_list_insert(&seat_client->resources, wl_resource_get_link(wl_resource));
if (version >= WL_SEAT_NAME_SINCE_VERSION) {
wl_seat_send_name(wl_resource, wlr_seat->name);