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This commit is contained in:
Lars Mueller 2021-07-08 20:08:28 +02:00
parent 80bd0b6299
commit 2d8c77b7dd
1 changed files with 7 additions and 1 deletions
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8
persistence.lua
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@ -1,5 +1,6 @@
-- Localize globals -- Localize globals
local assert, error, io, ipairs, loadfile, math, minetest, modlib, pairs, setfenv, setmetatable, table, type = assert, error, io, ipairs, loadfile, math, minetest, modlib, pairs, setfenv, setmetatable, table, type local assert, error, io, loadfile, math, minetest, modlib, pairs, setfenv, setmetatable, type
= assert, error, io, loadfile, math, minetest, modlib, pairs, setfenv, setmetatable, type
-- Set environment -- Set environment
local _ENV = {} local _ENV = {}
@ -9,6 +10,11 @@ lua_log_file = {
-- default value -- default value
reference_strings = true reference_strings = true
} }
-- Note: keys may not be marked as weak references: garbage collected log files wouldn't close the file:
-- The `__gc` metamethod doesn't work for tables in Lua 5.1; a hack using `newproxy` would be needed
-- See https://stackoverflow.com/questions/27426704/lua-5-1-workaround-for-gc-metamethod-for-tables)
-- Therefore, :close() must be called on log files to remove them from the `files` table
local files = {} local files = {}
local metatable = {__index = lua_log_file} local metatable = {__index = lua_log_file}