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--Minetest
--Copyright (C) 2016 T4im
--
--This program is free software; you can redistribute it and/or modify
--it under the terms of the GNU Lesser General Public License as published by
--the Free Software Foundation; either version 2.1 of the License, or
--(at your option) any later version.
--
--This program is distributed in the hope that it will be useful,
--but WITHOUT ANY WARRANTY; without even the implied warranty of
--MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
--GNU Lesser General Public License for more details.
--
--You should have received a copy of the GNU Lesser General Public License along
--with this program; if not, write to the Free Software Foundation, Inc.,
--51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
local function get_bool_default(name, default)
local val = core.settings:get_bool(name)
if val == nil then
return default
end
return val
end
local profiler_path = core.get_builtin_path().."profiler"..DIR_DELIM
local profiler = {}
local sampler = assert(loadfile(profiler_path .. "sampling.lua"))(profiler)
local instrumentation = assert(loadfile(profiler_path .. "instrumentation.lua"))(profiler, sampler, get_bool_default)
local reporter = dofile(profiler_path .. "reporter.lua")
profiler.instrument = instrumentation.instrument
---
-- Delayed registration of the /profiler chat command
-- Is called later, after `core.register_chatcommand` was set up.
--
function profiler.init_chatcommand()
local instrument_profiler = get_bool_default("instrument.profiler", false)
if instrument_profiler then
instrumentation.init_chatcommand()
end
local param_usage = "print [filter] | dump [filter] | save [format [filter]] | reset"
core.register_chatcommand("profiler", {
description = "handle the profiler and profiling data",
params = param_usage,
privs = { server=true },
func = function(name, param)
local command, arg0 = string.match(param, "([^ ]+) ?(.*)")
local args = arg0 and string.split(arg0, " ")
if command == "dump" then
core.log("action", reporter.print(sampler.profile, arg0))
return true, "Statistics written to action log"
elseif command == "print" then
return true, reporter.print(sampler.profile, arg0)
elseif command == "save" then
return reporter.save(sampler.profile, args[1] or "txt", args[2])
elseif command == "reset" then
sampler.reset()
return true, "Statistics were reset"
end
return false, string.format(
"Usage: %s\n" ..
"Format can be one of txt, csv, lua, json, json_pretty (structures may be subject to change).",
param_usage
)
end
})
if not instrument_profiler then
instrumentation.init_chatcommand()
end
end
sampler.init()
instrumentation.init()
return profiler
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