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Stop using setfenv for compatibility with modern Luas.

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This commit is contained in:
David Given 2022-07-13 20:27:49 +02:00
parent 62ba0833bd
commit bbae0ba02c
1 changed files with 2 additions and 6 deletions
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8
first/ackbuilder.lua
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@ -345,11 +345,10 @@ local function templateexpand(list, vars)
o[#o+1] = s:gsub("%%%b{}",
function(expr)
expr = expr:sub(3, -2)
local chunk, e = loadstring("return ("..expr..")", expr)
local chunk, e = load("return ("..expr..")", expr, nil, vars)
if e then
error(string.format("error evaluating expression: %s", e))
end
setfenv(chunk, vars)
local value = chunk()
if (value == nil) then
error(string.format("template expression '%s' expands to nil (probably an undefined variable)", expr))
@ -381,10 +380,7 @@ local function loadbuildfile(filename)
local thisglobals = {}
thisglobals._G = thisglobals
setmetatable(thisglobals, {__index = globals})
chunk, e = loadstring(data, "@"..filename)
if not e then
setfenv(chunk, thisglobals)
end
chunk, e = load(data, filename, nil, thisglobals)
end
end
if e then