Add hotfix for path invalidation

advtrains_interlocking/routesetting.lua

@@ -341,7 +341,8 @@ function ilrs.update_route(sigd, tcbs, newrte, cancel)
 			end
 		else
 			--atdebug("Committed Route:",tcbs.routeset)
-			has_changed_aspect = true
+			-- set_route now sets the signal aspects
+			--has_changed_aspect = true
 		end
 	end
 	if has_changed_aspect then

advtrains_interlocking/signal_api.lua

@@ -228,7 +228,9 @@ function advtrains.interlocking.signal_on_aspect_changed(pos)
 	if not ipts then return end
 	local ipos = minetest.string_to_pos(ipts)
 
-	advtrains.invalidate_all_paths_ahead(ipos)
+	-- FIXME: invalidate_all_paths_ahead does not appear to always work as expected
+	--advtrains.invalidate_all_paths_ahead(ipos)
+	minetest.after(0, advtrains.invalidate_all_paths, ipos)
 end
 
 function advtrains.interlocking.signal_rc_handler(pos, node, player, itemstack, pointed_thing)

advtrains_interlocking/signal_aspect_accessors.lua

@@ -108,6 +108,11 @@ local function set_aspect(pos, asp, skipdst)
 		if (not skipdst) and aspect_changed then
 			D.update_main(pos)
 		end
+		--[[
+		local dbgmsg = string.format("[%s]set_aspect(%s,%s,%s)", os.clock(), minetest.pos_to_string(pos), minetest.serialize(asp), tostring(skipdst))
+		dbgmsg = debug.traceback(dbgmsg, 2)
+		minetest.chat_send_all(dbgmsg)
+		--]]
 	end
 end