Add keyboard handling shims to registry

include/client/registry.h

@@ -16,6 +16,7 @@ struct registry {
         struct wl_compositor *compositor;
         struct wl_display *display;
         struct wl_pointer *pointer;
+        struct wl_keyboard *keyboard;
         struct wl_seat *seat;
         struct wl_shell *shell;
         struct wl_shm *shm;

wayland/registry.c

@@ -38,6 +38,40 @@ static const struct wl_output_listener output_listener = {
 	.scale = display_handle_scale
 };
 
+static void keyboard_handle_keymap(void *data, struct wl_keyboard *keyboard,
+		uint32_t format, int fd, uint32_t size) {
+}
+
+static void keyboard_handle_enter(void *data, struct wl_keyboard *keyboard,
+		uint32_t serial, struct wl_surface *surface, struct wl_array *keys) {
+}
+
+static void keyboard_handle_leave(void *data, struct wl_keyboard *keyboard,
+		uint32_t serial, struct wl_surface *surface) {
+}
+
+static void keyboard_handle_key(void *data, struct wl_keyboard *keyboard,
+		uint32_t serial, uint32_t time, uint32_t key, uint32_t state_w) {
+}
+
+static void keyboard_handle_modifiers(void *data, struct wl_keyboard *keyboard,
+		uint32_t serial, uint32_t mods_depressed, uint32_t mods_latched,
+		uint32_t mods_locked, uint32_t group) {
+}
+
+static void keyboard_handle_repeat_info(void *data, struct wl_keyboard *keyboard,
+		int32_t rate, int32_t delay) {
+}
+
+static const struct wl_keyboard_listener keyboard_listener = {
+	.keymap = keyboard_handle_keymap,
+	.enter = keyboard_handle_enter,
+	.leave = keyboard_handle_leave,
+	.key = keyboard_handle_key,
+	.modifiers = keyboard_handle_modifiers,
+	.repeat_info = keyboard_handle_repeat_info
+};
+
 static void registry_global(void *data, struct wl_registry *registry,
 		uint32_t name, const char *interface, uint32_t version) {
 	struct registry *reg = data;
@@ -51,6 +85,10 @@ static void registry_global(void *data, struct wl_registry *registry,
 	} else if (strcmp(interface, wl_seat_interface.name) == 0) {
 		reg->seat = wl_registry_bind(registry, name, &wl_seat_interface, version);
 		reg->pointer = wl_seat_get_pointer(reg->seat);
+		reg->keyboard = wl_seat_get_keyboard(reg->seat);
+		if (reg->keyboard) {
+			wl_keyboard_add_listener(reg->keyboard, &keyboard_listener, reg);
+		}
 	} else if (strcmp(interface, wl_output_interface.name) == 0) {
 		struct wl_output *output = wl_registry_bind(registry, name, &wl_output_interface, version);
 		struct output_state *ostate = malloc(sizeof(struct output_state));