Handle seat removal

include/seat.h

@@ -23,13 +23,15 @@ struct seat {
 	struct wl_seat* wl_seat;
 	struct wl_list link;
 
+	uint32_t id;
 	uint32_t capabilities;
 	char name[256];
 };
 
-struct seat* seat_new(struct wl_seat* wl_seat);
+struct seat* seat_new(struct wl_seat* wl_seat, uint32_t id);
 void seat_destroy(struct seat* self);
 void seat_list_destroy(struct wl_list* list);
 
 struct seat* seat_find_by_name(struct wl_list* list, const char* name);
+struct seat* seat_find_by_id(struct wl_list* list, uint32_t id);
 struct seat* seat_first(struct wl_list* list);

src/main.c

@@ -159,7 +159,7 @@ static void registry_add(void* data, struct wl_registry* registry,
 		if (!wl_seat)
 			return;
 
-		struct seat* seat = seat_new(wl_seat);
+		struct seat* seat = seat_new(wl_seat, id);
 		if (!seat) {
 			wl_seat_destroy(wl_seat);
 			return;
@@ -189,6 +189,18 @@ static void registry_remove(void* data, struct wl_registry* registry,
 		output_destroy(out);
 
 		/* TODO: If this is the selected output, exit */
+
+		return;
+	}
+
+	struct seat* seat = seat_find_by_id(&self->seats, id);
+	if (seat) {
+		wl_list_remove(&seat->link);
+		seat_destroy(seat);
+
+		/* TODO: If this is the selected seat, exit */
+
+		return;
 	}
 }
 

src/seat.c

@@ -44,13 +44,14 @@ static const struct wl_seat_listener seat_listener = {
 	.name = seat_name,
 };
 
-struct seat* seat_new(struct wl_seat* wl_seat)
+struct seat* seat_new(struct wl_seat* wl_seat, uint32_t id)
 {
 	struct seat* self = calloc(1, sizeof(*self));
 	if (!self)
 		return NULL;
 
 	self->wl_seat = wl_seat;
+	self->id = id;
 
 	wl_seat_add_listener(wl_seat, &seat_listener, self);
 
@@ -85,6 +86,17 @@ struct seat* seat_find_by_name(struct wl_list* list, const char* name)
 	return NULL;
 }
 
+struct seat* seat_find_by_id(struct wl_list* list, uint32_t id)
+{
+	struct seat* seat;
+
+	wl_list_for_each(seat, list, link)
+		if (seat->id == id)
+			return seat;
+
+	return NULL;
+}
+
 struct seat* seat_first(struct wl_list* list)
 {
 	struct seat* seat;