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o2sim_evalmat.cxx

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// See https://alice-o2.web.cern.ch/copyright for details of the copyright holders.

// All rights not expressly granted are reserved.

// This software is distributed under the terms of the GNU General Public

// License v3 (GPL Version 3), copied verbatim in the file "COPYING".

// In applying this license CERN does not waive the privileges and immunities

// granted to it by virtue of its status as an Intergovernmental Organization

// or submit itself to any jurisdiction.

#include "../macro/o2sim.C"

#include <SimConfig/SimConfig.h>

#include <SimConfig/MatMapParams.h>

#include <TStopwatch.h>

#include <fairlogger/Logger.h>

#include <SimSetup/StaticTLSReserve.h>

int main(int argc, char* argv[])

{

// Geant4 is loaded by dlopen and may need a static TLS reserve, which glibc only takes at program start

o2::ensureStaticTLSReserve(argv);

TStopwatch timer;

timer.Start();

auto& conf = o2::conf::SimConfig::Instance();

#ifdef SIM_RUN5

conf.setRun5();

#endif

auto& matmapP = o2::conf::MatMapParams::Instance();

if (!conf.resetFromArguments(argc, argv)) {

return 1;

}

// custom number of events

// customize the level of output

FairLogger::GetLogger()->SetLogScreenLevel(conf.getLogSeverity().c_str());

FairLogger::GetLogger()->SetLogVerbosityLevel(conf.getLogVerbosity().c_str());

// call o2sim "macro"

o2sim(false, true);

o2::utils::ShmManager::Instance().release();

// print total time

LOG(info) << "Simulation process took " << timer.RealTime() << " s";

// We do this instead of return 0

// for the reason that we see lots of problems

// with TROOTs atexit mechanism often triggering double-free or delete symptoms.

// While this is not optimal ... I think it is for the moment

// better to have a stable simulation runtime in contrast to

// having to debug complicated "atexit" memory problems.

_exit(0);

}