wlr_seat: special-case first serial set use

This commit is contained in:
Manuel Stoeckl 2019-06-29 20:40:45 -04:00 committed by Drew DeVault
parent 1ef0c03a46
commit c2fb8a84a2

View file

@ -142,9 +142,6 @@ static void seat_handle_bind(struct wl_client *client, void *_wlr_seat,
wl_signal_init(&seat_client->events.destroy);
wl_list_insert(&wlr_seat->clients, &seat_client->link);
// ensure first entry will have index zero
seat_client->serials.end = WLR_SERIAL_RINGSET_SIZE - 1;
}
wl_resource_set_implementation(wl_resource, &seat_impl,
@ -378,7 +375,12 @@ uint32_t wlr_seat_client_next_serial(struct wlr_seat_client *client) {
uint32_t serial = wl_display_next_serial(wl_client_get_display(client->client));
struct wlr_serial_ringset *set = &client->serials;
if (set->count == 0 || set->data[set->end].max_incl + 1 != serial) {
if (set->count == 0) {
set->data[0].min_incl = serial;
set->data[0].max_incl = serial;
set->count = 1;
set->end = 0;
} else if (set->data[set->end].max_incl + 1 != serial) {
if (set->count < WLR_SERIAL_RINGSET_SIZE) {
set->count++;
}