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<td class='lines'><pre><code><span class="hl slc">--Minetest</span>
<span class="hl slc">--Copyright (C) 2016 T4im</span>
<span class="hl slc">--</span>
<span class="hl slc">--This program is free software; you can redistribute it and/or modify</span>
<span class="hl slc">--it under the terms of the GNU Lesser General Public License as published by</span>
<span class="hl slc">--the Free Software Foundation; either version 2.1 of the License, or</span>
<span class="hl slc">--(at your option) any later version.</span>
<span class="hl slc">--</span>
<span class="hl slc">--This program is distributed in the hope that it will be useful,</span>
<span class="hl slc">--but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<span class="hl slc">--MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the</span>
<span class="hl slc">--GNU Lesser General Public License for more details.</span>
<span class="hl slc">--</span>
<span class="hl slc">--You should have received a copy of the GNU Lesser General Public License along</span>
<span class="hl slc">--with this program; if not, write to the Free Software Foundation, Inc.,</span>
<span class="hl slc">--51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.</span>
<span class="hl kwa">local</span> S <span class="hl opt">=</span> core<span class="hl opt">.</span><span class="hl kwd">get_translator</span><span class="hl opt">(</span><span class="hl str">"__builtin"</span><span class="hl opt">)</span>
<span class="hl kwa">local function</span> <span class="hl kwd">get_bool_default</span><span class="hl opt">(</span>name<span class="hl opt">,</span> default<span class="hl opt">)</span>
<span class="hl kwa">local</span> val <span class="hl opt">=</span> core<span class="hl opt">.</span>settings<span class="hl opt">:</span><span class="hl kwd">get_bool</span><span class="hl opt">(</span>name<span class="hl opt">)</span>
<span class="hl kwa">if</span> val <span class="hl opt">==</span> <span class="hl kwa">nil then</span>
<span class="hl kwa">return</span> default
<span class="hl kwa">end</span>
<span class="hl kwa">return</span> val
<span class="hl kwa">end</span>
<span class="hl kwa">local</span> profiler_path <span class="hl opt">=</span> core<span class="hl opt">.</span><span class="hl kwd">get_builtin_path</span><span class="hl opt">()..</span><span class="hl str">"profiler"</span><span class="hl opt">..</span>DIR_DELIM
<span class="hl kwa">local</span> profiler <span class="hl opt">= {}</span>
<span class="hl kwa">local</span> sampler <span class="hl opt">=</span> <span class="hl kwb">assert</span><span class="hl opt">(</span><span class="hl kwd">loadfile</span><span class="hl opt">(</span>profiler_path <span class="hl opt">..</span> <span class="hl str">"sampling.lua"</span><span class="hl opt">))(</span>profiler<span class="hl opt">)</span>
<span class="hl kwa">local</span> instrumentation <span class="hl opt">=</span> <span class="hl kwb">assert</span><span class="hl opt">(</span><span class="hl kwd">loadfile</span><span class="hl opt">(</span>profiler_path <span class="hl opt">..</span> <span class="hl str">"instrumentation.lua"</span><span class="hl opt">))(</span>profiler<span class="hl opt">,</span> sampler<span class="hl opt">,</span> get_bool_default<span class="hl opt">)</span>
<span class="hl kwa">local</span> reporter <span class="hl opt">=</span> <span class="hl kwb">dofile</span><span class="hl opt">(</span>profiler_path <span class="hl opt">..</span> <span class="hl str">"reporter.lua"</span><span class="hl opt">)</span>
profiler<span class="hl opt">.</span>instrument <span class="hl opt">=</span> instrumentation<span class="hl opt">.</span>instrument
<span class="hl slc">---</span>
<span class="hl slc">-- Delayed registration of the /profiler chat command</span>
<span class="hl slc">-- Is called later, after `core.register_chatcommand` was set up.</span>
<span class="hl slc">--</span>
<span class="hl kwa">function</span> profiler<span class="hl opt">.</span><span class="hl kwd">init_chatcommand</span><span class="hl opt">()</span>
<span class="hl kwa">local</span> instrument_profiler <span class="hl opt">=</span> <span class="hl kwd">get_bool_default</span><span class="hl opt">(</span><span class="hl str">"instrument.profiler"</span><span class="hl opt">,</span> <span class="hl kwa">false</span><span class="hl opt">)</span>
<span class="hl kwa">if</span> instrument_profiler <span class="hl kwa">then</span>
instrumentation<span class="hl opt">.</span><span class="hl kwd">init_chatcommand</span><span class="hl opt">()</span>
<span class="hl kwa">end</span>
<span class="hl kwa">local</span> param_usage <span class="hl opt">=</span> <span class="hl kwd">S</span><span class="hl opt">(</span><span class="hl str">"print [<filter>] | dump [<filter>] | save [<format> [<filter>]] | reset"</span><span class="hl opt">)</span>
core<span class="hl opt">.</span><span class="hl kwd">register_chatcommand</span><span class="hl opt">(</span><span class="hl str">"profiler"</span><span class="hl opt">, {</span>
description <span class="hl opt">=</span> <span class="hl kwd">S</span><span class="hl opt">(</span><span class="hl str">"Handle the profiler and profiling data"</span><span class="hl opt">),</span>
params <span class="hl opt">=</span> param_usage<span class="hl opt">,</span>
privs <span class="hl opt">= {</span> server<span class="hl opt">=</span><span class="hl kwa">true</span> <span class="hl opt">},</span>
func <span class="hl opt">=</span> <span class="hl kwa">function</span><span class="hl opt">(</span>name<span class="hl opt">,</span> param<span class="hl opt">)</span>
<span class="hl kwa">local</span> command<span class="hl opt">,</span> arg0 <span class="hl opt">=</span> <span class="hl kwb">string</span><span class="hl opt">.</span><span class="hl kwd">match</span><span class="hl opt">(</span>param<span class="hl opt">,</span> <span class="hl str">"([^ ]+) ?(.*)"</span><span class="hl opt">)</span>
<span class="hl kwa">local</span> args <span class="hl opt">=</span> arg0 <span class="hl kwa">and</span> <span class="hl kwb">string</span><span class="hl opt">.</span><span class="hl kwd">split</span><span class="hl opt">(</span>arg0<span class="hl opt">,</span> <span class="hl str">" "</span><span class="hl opt">)</span>
<span class="hl kwa">if</span> command <span class="hl opt">==</span> <span class="hl str">"dump"</span> <span class="hl kwa">then