--- lbbs/src/menu.c	2025/06/21 02:15:18	1.67
+++ lbbs/src/menu.c	2025/06/25 01:50:14	1.69
@@ -38,7 +38,7 @@
 
 #define MENU_SET_RESERVED_LENGTH (sizeof(int16_t) * 4)
 
-MENU_SET *p_bbs_menu;
+MENU_SET bbs_menu;
 
 int load_menu(MENU_SET *p_menu_set, const char *conf_file)
 {
@@ -60,6 +60,9 @@ int load_menu(MENU_SET *p_menu_set, cons
 	key_t key;
 	size_t size;
 
+	// Initialize the data structure
+	memset(p_menu_set, 0, sizeof(*p_menu_set));
+
 	// Use trie_dict to search menu_id by menu name
 	p_menu_set->p_menu_name_dict = trie_dict_create();
 	if (p_menu_set->p_menu_name_dict == NULL)
@@ -78,7 +81,7 @@ int load_menu(MENU_SET *p_menu_set, cons
 
 	if ((fin = fopen(conf_file, "r")) == NULL)
 	{
-		log_error("Open %s failed", conf_file);
+		log_error("Open %s failed\n", conf_file);
 		return -2;
 	}
 
@@ -119,6 +122,8 @@ int load_menu(MENU_SET *p_menu_set, cons
 	p_menu_set->menu_screen_count = 0;
 	p_menu_set->choose_step = 0;
 	p_menu_set->menu_id_path[0] = 0;
+	p_menu_set->menu_item_pos[0] = 0;
+	p_menu_set->allow_exit = 0;
 
 	while (fgets(buffer, sizeof(buffer), fin))
 	{
@@ -980,7 +985,7 @@ int display_menu(MENU_SET *p_menu_set)
 			p_menu_set->choose_step--;
 			return REDRAW;
 		}
-		return EXITBBS;
+		return EXITMENU;
 	}
 
 	menu_item_pos = p_menu_set->menu_item_pos[p_menu_set->choose_step];
@@ -989,7 +994,7 @@ int display_menu(MENU_SET *p_menu_set)
 	if (p_menu_item == NULL)
 	{
 		log_error("get_menu_item_by_id(%d) return NULL pointer\n", menu_item_id);
-		menu_item_pos = 0;
+		return EXITMENU;
 	}
 
 	if (menu_item_pos > 0 &&
@@ -1100,7 +1105,9 @@ int menu_control(MENU_SET *p_menu_set, i
 
 	if (p_menu->item_count == 0)
 	{
+#ifdef _DEBUG
 		log_error("Empty menu (%s)\n", p_menu->name);
+#endif
 		if (p_menu_set->choose_step > 0)
 		{
 			p_menu_set->choose_step--;
@@ -1162,6 +1169,11 @@ int menu_control(MENU_SET *p_menu_set, i
 		}
 		else
 		{
+			if (p_menu_set->allow_exit)
+			{
+				return EXITMENU;
+			}
+
 			display_menu_cursor(p_menu_set, 0);
 			menu_item_pos = p_menu->item_count - 1;
 			while (menu_item_pos >= 0)
@@ -1368,6 +1380,31 @@ int unload_menu(MENU_SET *p_menu_set)
 
 	return 0;
 }
+
+int get_menu_shm_readonly(MENU_SET *p_menu_set)
+{
+	void *p_shm;
+
+	p_shm = shmat(p_menu_set->shmid, NULL, SHM_RDONLY);
+	if (p_shm == (void *)-1)
+	{
+		log_error("shmat(menu_shm shmid = %d) error (%d)\n", p_menu_set->shmid, errno);
+		return -1;
+	}
+
+	p_menu_set->p_reserved = p_shm;
+	p_menu_set->p_menu_pool = p_menu_set->p_reserved + MENU_SET_RESERVED_LENGTH;
+	p_menu_set->p_menu_item_pool = p_menu_set->p_menu_pool + sizeof(MENU) * MAX_MENUS;
+	p_menu_set->p_menu_screen_pool = p_menu_set->p_menu_item_pool + sizeof(MENU_ITEM) * MAX_MENUITEMS;
+	p_menu_set->p_menu_screen_buf = p_menu_set->p_menu_screen_pool + sizeof(MENU_SCREEN) * MAX_MENUS;
+	p_menu_set->p_menu_screen_buf_free = p_menu_set->p_menu_screen_buf;
+
+	p_menu_set->choose_step = 0;
+	p_menu_set->menu_id_path[0] = 0;
+	p_menu_set->menu_item_pos[0] = 0;
+
+	return 0;
+}
 
 int set_menu_shm_readonly(MENU_SET *p_menu_set)
 {