Add setspawn.

chat.lua

@@ -18,3 +18,16 @@ minetest.register_chatcommand("armor", {
 		end
 	end,
 })
+
+
+minetest.register_chatcommand("setspawn", {
+	params = "",
+	description = "change your spawn position",
+	privs = {},
+	func = function(name, param)
+		local player = minetest.get_player_by_name(name)
+		local pos = player:getpos()
+		fun_caves.db.spawn[name] = pos
+		minetest.chat_send_player(name, 'Your spawn position has been changed.')
+	end,
+})

init.lua

@@ -38,11 +38,10 @@ end
 if not fun_caves.db then
 	fun_caves.db = {}
 end
-if not fun_caves.db.teleport_data then
-	fun_caves.db.teleport_data = {}
+for _, i in pairs({'teleport_data', 'hunger', 'spawn'}) do
+	if not fun_caves.db[i] then
+		fun_caves.db[i] = {}
 	end
-if not fun_caves.db.hunger then
-	fun_caves.db.hunger = {}
 end
 
 
@@ -116,6 +115,15 @@ end
 --fun_caves.print_recipes()
 
 
+minetest.register_on_respawnplayer(function(player)
+	local name = player:get_player_name()
+	if fun_caves.db.spawn[name] then
+		player:setpos(fun_caves.db.spawn[name])
+		return true
+	end
+end)
+
+
 local hunger_mod = minetest.get_modpath("hunger")
 fun_caves.hunger_id = {}
 
@@ -129,7 +137,7 @@ function fun_caves.hunger_change(player, change)
 	end
 
 	local hp = player:get_hp()
-	if change < 0 or hp >= 20 then
+	if change < 0 or hp >= 16 then
 		fun_caves.db.hunger[name] = math.min(20, math.max(0, fun_caves.db.hunger[name] + change))
 		player:hud_change(fun_caves.hunger_id[name], 'number', fun_caves.db.hunger[name])
 		if fun_caves.db.hunger[name] == 0 then