Configuration.cpp

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/*
 * DUNE DAQ modification notice:
 * This file has been modified from the original ATLAS ers source for the DUNE DAQ project.
 * Fork baseline commit: 8267df82a4f6fe6bf02c4014923eba19eddc4614 (2020-04-14).
 * Renamed since fork: yes (from src/Configuration.cxx to src/Configuration.cpp).
 *
 * Original copyright:
 * Copyright (C) 2001-2020 CERN for the benefit of the ATLAS collaboration.
 * Licensed under the Apache License, Version 2.0.
 */
 
/*
 *  Configuration.cxx
 *  ERS
 *
 *  Created by Serguei Kolos on 21.01.05.
 *  Copyright 2005 CERN. All rights reserved.
 *
 */
#include <cstdio>
#include <iostream>
 
#include <ers/Configuration.hpp>
#include <ers/ers.hpp>
#include <ers/internal/SingletonCreator.hpp>
#include <ers/internal/Util.hpp>

ers::Configuration &
ers::Configuration::instance()
{
    static ers::Configuration * instance = ers::SingletonCreator<ers::Configuration>::create();
    
    return *instance;
}

ers::Configuration::Configuration()
  : m_debug_level( 0 ),
    m_verbosity_level( 0 )
{
    m_debug_level = read_from_environment( "DUNEDAQ_ERS_DEBUG_LEVEL", m_debug_level );
    m_verbosity_level = read_from_environment( "DUNEDAQ_ERS_VERBOSITY_LEVEL", m_verbosity_level );
}
 
void 
ers::Configuration::verbosity_level( int verbosity_level )
{
    m_verbosity_level = verbosity_level;
}
 
std::ostream & 
ers::operator<<( std::ostream & out, const ers::Configuration & conf )
{
    out << "debug level = " << conf.m_debug_level << " verbosity level = " << conf.m_verbosity_level;
    return out;
}