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32 lines
749 B
Lua
32 lines
749 B
Lua
-- trace calls
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-- example: lua -ltrace-calls bisect.lua
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local level=0
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local function hook(event)
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local t=debug.getinfo(3)
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io.write(level," >>> ",string.rep(" ",level))
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if t~=nil and t.currentline>=0 then io.write(t.short_src,":",t.currentline," ") end
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t=debug.getinfo(2)
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if event=="call" then
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level=level+1
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else
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level=level-1 if level<0 then level=0 end
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end
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if t.what=="main" then
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if event=="call" then
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io.write("begin ",t.short_src)
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else
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io.write("end ",t.short_src)
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end
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elseif t.what=="Lua" then
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-- table.foreach(t,print)
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io.write(event," ",t.name or "(Lua)"," <",t.linedefined,":",t.short_src,">")
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else
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io.write(event," ",t.name or "(C)"," [",t.what,"] ")
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end
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io.write("\n")
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end
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debug.sethook(hook,"cr")
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level=0
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