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Try hard to not throw in main

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This commit is contained in:
Carles Fernandez 2023-02-28 13:16:10 +01:00
parent 0d60e46390
commit 56292fb00c
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GPG Key ID: 4C583C52B0C3877D
1 changed files with 45 additions and 34 deletions
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79
src/main/main.cc
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@ -11,7 +11,7 @@
* GNSS-SDR is a Global Navigation Satellite System software-defined receiver.
* This file is part of GNSS-SDR.
*
* Copyright (C) 2010-2019 (see AUTHORS file for a list of contributors)
* Copyright (C) 2010-2013 (see AUTHORS file for a list of contributors)
* SPDX-License-Identifier: GPL-3.0-or-later
*
* -----------------------------------------------------------------------------
@ -65,17 +65,26 @@ Concurrent_Map<Gps_Acq_Assist> global_gps_acq_assist_map;
int main(int argc, char** argv)
{
const std::string intro_help(
std::string("\nGNSS-SDR is an Open Source GNSS Software Defined Receiver\n") +
"Copyright (C) 2010-2022 (see AUTHORS file for a list of contributors)\n" +
"This program comes with ABSOLUTELY NO WARRANTY;\n" +
"See COPYING file to see a copy of the General Public License\n \n");
try
{
const std::string intro_help(
std::string("\nGNSS-SDR is an Open Source GNSS Software Defined Receiver\n") +
"Copyright (C) 2010-2023 (see AUTHORS file for a list of contributors)\n" +
"This program comes with ABSOLUTELY NO WARRANTY;\n" +
"See COPYING file to see a copy of the General Public License\n \n");
const std::string gnss_sdr_version(GNSS_SDR_VERSION);
gflags::SetUsageMessage(intro_help);
gflags::SetVersionString(gnss_sdr_version);
gflags::ParseCommandLineFlags(&argc, &argv, true);
std::cout << "Initializing GNSS-SDR v" << gnss_sdr_version << " ... Please wait.\n";
const std::string gnss_sdr_version(GNSS_SDR_VERSION);
gflags::SetUsageMessage(intro_help);
gflags::SetVersionString(gnss_sdr_version);
gflags::ParseCommandLineFlags(&argc, &argv, true);
std::cout << "Initializing GNSS-SDR v" << gnss_sdr_version << " ... Please wait.\n";
}
catch (const std::exception& e)
{
std::cerr << e.what() << '\n';
std::cout << "GNSS-SDR program ended.\n";
return 1;
}
#if CUDA_GPU_ACCEL
// Reset the device
@ -100,21 +109,31 @@ int main(int argc, char** argv)
}
else
{
const fs::path p(FLAGS_log_dir);
if (!fs::exists(p))
try
{
std::cout << "The path "
<< FLAGS_log_dir
<< " does not exist, attempting to create it.\n";
errorlib::error_code ec;
if (!fs::create_directory(p, ec))
const fs::path p(FLAGS_log_dir);
if (!fs::exists(p))
{
std::cerr << "Could not create the " << FLAGS_log_dir << " folder. GNSS-SDR program ended.\n";
gflags::ShutDownCommandLineFlags();
return 1;
std::cout << "The path "
<< FLAGS_log_dir
<< " does not exist, attempting to create it.\n";
errorlib::error_code ec;
if (!fs::create_directory(p, ec))
{
std::cerr << "Could not create the " << FLAGS_log_dir << " folder. GNSS-SDR program ended.\n";
gflags::ShutDownCommandLineFlags();
return 1;
}
}
std::cout << "Logging will be written at " << FLAGS_log_dir << '\n';
}
catch (const std::exception& e)
{
std::cerr << e.what() << '\n';
std::cerr << "Could not create the " << FLAGS_log_dir << " folder. GNSS-SDR program ended.\n";
gflags::ShutDownCommandLineFlags();
return 1;
}
std::cout << "Logging will be written at " << FLAGS_log_dir << '\n';
}
}
@ -132,9 +151,7 @@ int main(int argc, char** argv)
catch (const boost::thread_resource_error& e)
{
std::cerr << "Failed to create boost thread.\n";
gflags::ShutDownCommandLineFlags();
std::cout << "GNSS-SDR program ended.\n";
return 1;
return_code = 1;
}
catch (const boost::exception& e)
{
@ -147,9 +164,7 @@ int main(int argc, char** argv)
{
std::cerr << "Boost exception: " << boost::diagnostic_information(e) << '\n';
}
gflags::ShutDownCommandLineFlags();
std::cout << "GNSS-SDR program ended.\n";
return 1;
return_code = 1;
}
catch (const std::exception& ex)
{
@ -162,9 +177,7 @@ int main(int argc, char** argv)
{
std::cerr << "C++ Standard Library exception: " << ex.what() << '\n';
}
gflags::ShutDownCommandLineFlags();
std::cout << "GNSS-SDR program ended.\n";
return 1;
return_code = 1;
}
catch (...)
{
@ -177,9 +190,7 @@ int main(int argc, char** argv)
{
std::cerr << "Unexpected catch. This should not happen.\n";
}
gflags::ShutDownCommandLineFlags();
std::cout << "GNSS-SDR program ended.\n";
return 1;
return_code = 1;
}
// report the elapsed time