From 335d9a3eddcb590c3ca5de9cba9b152e5e560af1 Mon Sep 17 00:00:00 2001 From: Vanessa Ezekowitz Date: Tue, 13 Feb 2018 14:05:34 -0500 Subject: removed boost_cart and carbone_mobs -- too many crashes updated blox, homedecor, plantlifed, cottages, farming_redo, framedglass, gloopblocks, mesecons, moreblocks, moretrees, pipeworks, player_textures, replacer, signs_lib, stained_glass, technic, travelnet, unified_inventory, unifieddyes, and worldedit. --- pipeworks/teleport_tube.lua | 20 +++++++++++++++++++- 1 file changed, 19 insertions(+), 1 deletion(-) (limited to 'pipeworks/teleport_tube.lua') diff --git a/pipeworks/teleport_tube.lua b/pipeworks/teleport_tube.lua index bb364db..d707717 100644 --- a/pipeworks/teleport_tube.lua +++ b/pipeworks/teleport_tube.lua @@ -4,7 +4,7 @@ local tp_tube_db = nil -- nil forces a read local tp_tube_db_version = 2.0 local function hash(pos) - return string.format("%d", minetest.hash_node_position(pos)) + return string.format("%.30g", minetest.hash_node_position(pos)) end local function save_tube_db() @@ -50,6 +50,11 @@ local function read_tube_db() return tp_tube_db end +-- debug formatter for coordinates used below +local fmt = function(pos) + return pos.x..", "..pos.y..", "..pos.z +end + -- updates or adds a tube local function set_tube(pos, channel, can_receive) local tubes = tp_tube_db or read_tube_db() @@ -63,6 +68,19 @@ local function set_tube(pos, channel, can_receive) end -- we haven't found any tp tube to update, so lets add it + -- but sanity check that the hash has not already been inserted. + -- if so, complain very loudly and refuse the update so the player knows something is amiss. + -- to catch regressions of https://github.com/minetest-mods/pipeworks/issues/166 + local existing = tp_tube_db[hash] + if existing ~= nil then + local e = "error" + minetest.log(e, "pipeworks teleport tube update refused due to position hash collision") + minetest.log(e, "collided hash: "..hash) + minetest.log(e, "tried-to-place tube: "..fmt(pos)) + minetest.log(e, "existing tube: "..fmt(existing)) + return + end + tp_tube_db[hash] = {x=pos.x,y=pos.y,z=pos.z,channel=channel,cr=can_receive} save_tube_db() end -- cgit v1.2.3