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https://github.com/minetest/minetest.git
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f87994edc7
see e985b7a0bf5ddf4999330a5a1a878654f68b254e This solves a concrete issue with async workers generating the same random numbers (as discovered in #14518).
83 lines
2.5 KiB
Lua
83 lines
2.5 KiB
Lua
--
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-- This file contains built-in stuff in Minetest implemented in Lua.
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--
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-- It is always loaded and executed after registration of the C API,
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-- before loading and running any mods.
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--
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-- Initialize some very basic things
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function core.error_handler(err, level)
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return debug.traceback(tostring(err), level)
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end
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do
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local function concat_args(...)
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local n, t = select("#", ...), {...}
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for i = 1, n do
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t[i] = tostring(t[i])
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end
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return table.concat(t, "\t")
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end
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function core.debug(...) core.log(concat_args(...)) end
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if core.print then
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local core_print = core.print
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-- Override native print and use
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-- terminal if that's turned on
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function print(...) core_print(concat_args(...)) end
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core.print = nil -- don't pollute our namespace
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end
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end
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do
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-- Note that PUC Lua just calls srand() which is already initialized by C++,
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-- but we don't want to rely on this implementation detail.
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local seed = 1048576 * (os.time() % 1048576)
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seed = seed + core.get_us_time() % 1048576
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math.randomseed(seed)
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end
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minetest = core
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-- Load other files
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local scriptdir = core.get_builtin_path()
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local commonpath = scriptdir .. "common" .. DIR_DELIM
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local asyncpath = scriptdir .. "async" .. DIR_DELIM
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dofile(commonpath .. "vector.lua")
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dofile(commonpath .. "strict.lua")
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dofile(commonpath .. "serialize.lua")
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dofile(commonpath .. "misc_helpers.lua")
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if INIT == "game" then
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dofile(scriptdir .. "game" .. DIR_DELIM .. "init.lua")
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assert(not core.get_http_api)
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elseif INIT == "mainmenu" then
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local mm_script = core.settings:get("main_menu_script")
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local custom_loaded = false
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if mm_script and mm_script ~= "" then
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local testfile = io.open(mm_script, "r")
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if testfile then
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testfile:close()
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dofile(mm_script)
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custom_loaded = true
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core.log("info", "Loaded custom main menu script: "..mm_script)
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else
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core.log("error", "Failed to load custom main menu script: "..mm_script)
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core.log("info", "Falling back to default main menu script")
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end
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end
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if not custom_loaded then
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dofile(core.get_mainmenu_path() .. DIR_DELIM .. "init.lua")
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end
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elseif INIT == "async" then
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dofile(asyncpath .. "mainmenu.lua")
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elseif INIT == "async_game" then
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dofile(commonpath .. "metatable.lua")
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dofile(asyncpath .. "game.lua")
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elseif INIT == "client" then
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dofile(scriptdir .. "client" .. DIR_DELIM .. "init.lua")
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elseif INIT == "emerge" then
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dofile(scriptdir .. "emerge" .. DIR_DELIM .. "init.lua")
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else
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error(("Unrecognized builtin initialization type %s!"):format(tostring(INIT)))
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end
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