/*
Copyright (C) 2016-2018 Andreas T Jonsson

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

package launcher

import (
	"log"
	"os"
	"runtime/pprof"
)

const enableProfiler = false

func StartProfiler() func() {
	if enableProfiler {
		f, err := os.Create("cpu.pprof")
		if err != nil {
			log.Fatal("could not create CPU profile:", err)
		}
		if err := pprof.StartCPUProfile(f); err != nil {
			log.Fatal("could not start CPU profile:", err)
		}
		return pprof.StopCPUProfile
	}
	return func() {}
}
