Fix crashing

Signed-off-by: Slendi <slendi@socopon.com>

src/Config.c

@@ -263,33 +263,19 @@ void config_unref(lua_State *L, Config *cfg)
 	cfg->input.keyboard.xkb_options = NULL;
 }
 
-int trigger_ref_modsym(
+void config_trigger_ref(lua_State *L, Config *cfg, int ref)
-    lua_State *L, Config const *cfg, uint32_t mods, xkb_keysym_t sym)
 {
-	if (!L || !cfg)
+	lua_rawgeti(L, LUA_REGISTRYINDEX, ref);
-		return -1;
-
-	for (size_t i = 0; i < cfg->keybindings.count; ++i) {
-		BindingRef const *br = &cfg->keybindings.items[i];
-		if (br->sym != sym)
-			continue;
-		if ((mods & br->mods_mask) != br->mods_mask)
-			continue;
-
-		lua_rawgeti(L, LUA_REGISTRYINDEX, br->action_ref);
 	if (!lua_isfunction(L, -1)) {
 		lua_pop(L, 1);
-			return -2;
+		return;
 	}
 
 	if (lua_pcall(L, 0, 0, 0) != LUA_OK) {
 		fprintf(stderr, "config: action error: %s\n", lua_tostring(L, -1));
 		lua_pop(L, 1);
-			return -3;
+		return;
 	}
-		return 0;
-	}
-	return 1;
 }
 
 static int load_config_file(lua_State *L, char const *path)

src/Config.h

@@ -29,8 +29,7 @@ char const *get_config_path(void);
 
 int config_load_ref(lua_State *L, int idx, Config *out);
 void config_unref(lua_State *L, Config *cfg);
-int trigger_ref_modsym(
+void config_trigger_ref(lua_State *L, Config *cfg, int ref);
-    lua_State *L, Config const *cfg, uint32_t mods, xkb_keysym_t sym);
 
 struct ConfigManager {
 	lua_State *L;

src/LunarWM.c

@@ -149,49 +149,13 @@ static void keysym_name(xkb_keysym_t sym, char *buf, size_t bufsz)
 	}
 }
 
-static size_t fill_mod_list(uint32_t mods, char const *outv[4])
-{
-	size_t k = 0;
-	if (mods & WLR_MODIFIER_LOGO)
-		outv[k++] = "Super";
-	if (mods & WLR_MODIFIER_SHIFT)
-		outv[k++] = "Shift";
-	if (mods & WLR_MODIFIER_CTRL)
-		outv[k++] = "Ctrl";
-	if (mods & WLR_MODIFIER_ALT)
-		outv[k++] = "Alt";
-	return k;
-}
-
-static char *make_hotkey_string(uint32_t mods, xkb_keysym_t sym)
-{
-	char keyname[128];
-	keysym_name(sym, keyname, sizeof keyname);
-
-	char const *mods_list[4] = { 0 };
-	size_t mcount = fill_mod_list(mods, mods_list);
-
-	size_t need = strlen(keyname) + 1;
-	for (size_t i = 0; i < mcount; ++i)
-		need += strlen(mods_list[i]) + 1;
-
-	char *s = (char *)malloc(need);
-	if (!s)
-		return NULL;
-
-	s[0] = 0;
-	for (size_t i = 0; i < mcount; ++i) {
-		strcat(s, mods_list[i]);
-		strcat(s, "-");
-	}
-	strcat(s, keyname);
-	return s;
-}
-
 static void Keyboard_modifiers_notify(struct wl_listener *listener, void *)
 {
 	auto *kbd
 	    = wl_container_of(listener, (LunarWM_Keyboard *)(NULL), modifiers);
+	if (!kbd->server || !kbd->server->wayland.seat) {
+		return;
+	}
 	wlr_seat_set_keyboard(kbd->server->wayland.seat, kbd->wlr_keyboard);
 	wlr_seat_keyboard_notify_modifiers(
 	    kbd->server->wayland.seat, &kbd->wlr_keyboard->modifiers);
@@ -200,6 +164,9 @@ static void Keyboard_modifiers_notify(struct wl_listener *listener, void *)
 static void Keyboard_key_notify(struct wl_listener *listener, void *data)
 {
 	auto *kbd = wl_container_of(listener, (LunarWM_Keyboard *)(NULL), key);
+	if (!kbd->server || !kbd->server->wayland.seat) {
+		return;
+	}
 	auto *server = kbd->server;
 	auto *event = (struct wlr_keyboard_key_event *)data;
 	struct wlr_seat *seat = server->wayland.seat;
@@ -213,23 +180,49 @@ static void Keyboard_key_notify(struct wl_listener *listener, void *data)
 
 	bool handled = false;
 	uint32_t const modifiers = wlr_keyboard_get_modifiers(kbd->wlr_keyboard);
-	if (server->wayland.session && event->state == WL_KEYBOARD_KEY_STATE_PRESSED
+
-	    && keysym >= XKB_KEY_XF86Switch_VT_1
+	if (event->state == WL_KEYBOARD_KEY_STATE_PRESSED) {
+		if (server->wayland.session && keysym >= XKB_KEY_XF86Switch_VT_1
 		    && keysym <= XKB_KEY_XF86Switch_VT_12) {
 			unsigned const vt = keysym - XKB_KEY_XF86Switch_VT_1 + 1;
 			wlr_session_change_vt(server->wayland.session, vt);
 			return;
 		}
-	if (event->state == WL_KEYBOARD_KEY_STATE_PRESSED) {
+
-		for (int i = 0; i < nsyms; i++) {
+		for (int i = 0; i < server->cman->cfg.keybindings.count; i++) {
-			if (trigger_ref_modsym(
+			BindingRef ref = server->cman->cfg.keybindings.items[i];
-			        server->cman->L, &server->cman->cfg, modifiers, syms[i])
+			if (ref.mods_mask == 0 || ref.sym == XKB_KEY_NoSymbol)
-			    == 0)
+				continue;
-				return; // handled
+
+			bool sym_match = false;
+			if (syms && nsyms > 0) {
+				xkb_keysym_t want = xkb_keysym_to_lower(ref.sym);
+				for (int s = 0; s < nsyms; ++s) {
+					if (syms[s] == want) {
+						sym_match = true;
+						break;
+					}
+					if (xkb_keysym_to_lower(syms[s]) == want) {
+						sym_match = true;
+						break;
+					}
+				}
+			}
+
+			if (((modifiers & ref.mods_mask) == ref.mods_mask) && sym_match) {
+				config_trigger_ref(
+				    server->cman->L, &server->cman->cfg, ref.action_ref);
+				handled = true;
+				break;
+			}
 		}
 	}
 
 	if (!handled) {
+		if (!seat)
+			return;
+		if (!kbd->wlr_keyboard)
+			return;
 		wlr_seat_set_keyboard(seat, kbd->wlr_keyboard);
 		wlr_seat_keyboard_notify_key(
 		    seat, event->time_msec, event->keycode, event->state);
@@ -1232,6 +1225,24 @@ static void cleanup_xr(LunarWM *this)
 
 static void cleanup_wayland(LunarWM *this)
 {
+	assert(this);
+
+	if (this->wayland.new_xdg_toplevel_listener.link.prev
+	    || this->wayland.new_xdg_toplevel_listener.link.next) {
+		wl_list_remove(&this->wayland.new_xdg_toplevel_listener.link);
+		this->wayland.new_xdg_toplevel_listener.notify = NULL;
+	}
+	if (this->wayland.new_xdg_popup_listener.link.prev
+	    || this->wayland.new_xdg_popup_listener.link.next) {
+		wl_list_remove(&this->wayland.new_xdg_popup_listener.link);
+		this->wayland.new_xdg_popup_listener.notify = NULL;
+	}
+	if (this->wayland.new_input_listener.link.prev
+	    || this->wayland.new_input_listener.link.next) {
+		wl_list_remove(&this->wayland.new_input_listener.link);
+		this->wayland.new_input_listener.notify = NULL;
+	}
+
 	if (this->wayland.v_toplevels) {
 		for (size_t i = 0; i < vector_size(this->wayland.v_toplevels); ++i) {
 			if (this->wayland.v_toplevels[i]) {
@@ -1248,6 +1259,11 @@ static void cleanup_wayland(LunarWM *this)
 		this->wayland.cursor = NULL;
 	}
 
+	if (this->wayland.backend) {
+		wlr_backend_destroy(this->wayland.backend);
+		this->wayland.backend = NULL;
+	}
+
 	if (this->wayland.seat) {
 		wlr_seat_destroy(this->wayland.seat);
 		this->wayland.seat = NULL;
@@ -1261,16 +1277,6 @@ static void cleanup_wayland(LunarWM *this)
 		wlr_renderer_destroy(this->wayland.renderer);
 		this->wayland.renderer = NULL;
 	}
-	if (this->wayland.session) {
-		wlr_session_destroy(this->wayland.session);
-		this->wayland.session = NULL;
-	}
-
-	if (this->wayland.backend) {
-		wlr_backend_destroy(this->wayland.backend);
-		this->wayland.backend = NULL;
-	}
-
 	if (this->wayland.display) {
 		wl_display_destroy(this->wayland.display);
 		this->wayland.display = NULL;