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ConfigurationManager.cxx
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57 lines (49 loc) · 2.03 KB
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// Copyright 2019-2020 CERN and copyright holders of ALICE O2.
// 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.
///
/// \file ConfigurationManager.cxx
/// \author Jeremi Niedziela
///
#include "EventVisualisationBase/ConfigurationManager.h"
#include "FairLogger.h"
#include <TSystem.h>
using namespace std;
namespace o2
{
namespace event_visualisation
{
ConfigurationManager& ConfigurationManager::getInstance()
{
static ConfigurationManager instance;
return instance;
}
void ConfigurationManager::getConfig(TEnv& settings) const
{
TString fileName;
if (settings.ReadFile(fileName = ".o2eve_config", kEnvUser) < 0) {
LOG(warn) << "could not find .o2eve_config in working directory! Trying .o2eve_config in home directory";
if (settings.ReadFile(fileName = Form("%s/.o2eve_config", gSystem->Getenv("HOME")), kEnvUser) < 0) {
LOG(warn) << "could not find .o2eve_config in home directory! Trying o2eve_config in home directory";
if (settings.ReadFile(fileName = Form("%s/o2eve_config", gSystem->Getenv("HOME")), kEnvUser) < 0) {
LOG(warn) << "could not find o2eve_config in home directory! Trying o2eve_config in O2/EventVisualisation";
if (settings.ReadFile(fileName = Form("%s/EventVisualisation/o2eve_config",
gSystem->Getenv("ALICEO2_INSTALL_PATH")),
kEnvUser) < 0) {
LOG(fatal) << "could not find .o2eve_config or o2eve_config file!.";
exit(0);
}
}
}
}
LOG(info) << Form("using %s config settings", fileName.Data());
}
} // namespace event_visualisation
} // namespace o2