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libs/core: util.lua optimize get() and set() accessors of threadlocals

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This commit is contained in:
Jo-Philipp Wich 2009-07-23 03:21:18 +00:00
parent 3f1393006e
commit a4f6748205
1 changed files with 7 additions and 11 deletions
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18
libs/core/luasrc/util.lua
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@ -122,21 +122,17 @@ function threadlocal()
local tbl = {}
local function get(self, key)
local c = coroutine.running()
local thread = coxpt[c] or c or 0
if not rawget(self, thread) then
return nil
end
return rawget(self, thread)[key]
local t = rawget(self, coxpt[coroutine.running()] or coroutine.running() or 0)
return t and t[key]
end
local function set(self, key, value)
local c = coroutine.running()
local thread = coxpt[c] or c or 0
if not rawget(self, thread) then
rawset(self, thread, {})
local c = coxpt[coroutine.running()] or coroutine.running() or 0
if not rawget(self, c) then
rawset(self, c, { [key] = value })
else
rawget(self, c)[key] = value
end
rawget(self, thread)[key] = value
end
setmetatable(tbl, {__index = get, __newindex = set, __mode = "k"})