13 lines
418 B
Lua
13 lines
418 B
Lua
-- reads luac listings and reports global variable usage
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-- lines where a global is written to are marked with "*"
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-- typical usage: luac -p -l file.lua | lua globals.lua | sort | lua table.lua
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while 1 do
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local s=io.read()
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if s==nil then break end
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local ok,_,l,op,g=string.find(s,"%[%-?(%d*)%]%s*([GS])ETGLOBAL.-;%s+(.*)$")
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if ok then
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if op=="S" then op="*" else op="" end
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io.write(g,"\t",l,op,"\n")
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end
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end
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