-- This probably needs some hack to be loaded first.
-- It seems to be working at least to a degree though.
-- unlike  abms globalsteps don't have a label attached
-- to them so unless we overwrite so the register
-- function we will have no idea where we're coming from.

local times={}
local total=0
local ngs=0

local oldgs=minetest.register_globalstep
function minetest.register_globalstep(func)
	local n=debug.getinfo(2).short_src
	ngs=ngs+1
	oldgs(function(dtime)
		local t1=os.clock()
		local r=func(dtime)
		times[n]=os.clock()-t1
		total=total+times[n]
		return r

	end)
end

minetest.register_chatcommand("gsp",{privs={debug=true},
	description="Give an overview of the registered globalsteps and how long they each take",
	func=function(p)
	table.sort(times)
	minetest.chat_send_player(p,"times:"..dump(times))
	minetest.chat_send_player(p,"total globalstep time last interval:"..dump(total))
	minetest.chat_send_player(p,"total globalsteps registered:"..dump(ngs))
end})