feature was meant for e3a, not eressea

scripts/e3a/frost.lua

@@ -9,6 +9,7 @@ local function freeze(r)
     for i, rn in ipairs(r.adj) do
         -- each region has a chance to freeze
         if rn.terrain=="ocean" and math.mod(rng_int(), 100)<20 then
+            print("terraforming .. " .. tostring(rn))
             rn.terrain = "iceberg_sleep"
         end
     end
@@ -21,12 +22,13 @@ end
 function update()
     local turn = get_turn()
     if is_winter(turn) then
+        print "it is winter"
         for r in regions() do
             if r.terrain=="glacier" then
                 freeze(r)
             end
         end
-    else if is_winter(turn-1) then
+    elseif is_winter(turn-1) then
         for r in regions() do
             if r.terrain=="iceberg_sleep" then
                 thaw(r)

scripts/e3a/main.lua

@@ -1,4 +1,5 @@
 require "multis"
+require "e3a.frost"
 
 function process(orders)
   local confirmed_multis = { }
@@ -45,6 +46,7 @@ function process(orders)
   -- post-turn updates:
   update_guards()
   update_scores()
+  frost.update()
 
   local localechange = { de = { "ii" } }
   change_locales(localechange)

scripts/eressea/main.lua

@@ -1,5 +1,4 @@
 require "multis"
-require "e3a.frost"
 
 function apply_fixes()
   local turn = get_turn()
@@ -49,7 +48,6 @@ function process(orders)
   update_embassies()
   update_guards()
   update_scores()
-  frost.update()
 
   local localechange = { de = { "ii" } }
   change_locales(localechange)