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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include "cli_global.hpp"
#include <iostream>
#include <fstream>
#include "filesystem_env.hpp"
namespace po = boost::program_options;
namespace orcus {
output_stream::output_stream(const boost::program_options::variables_map& vm) :
m_os(&std::cout)
{
if (!vm.count("output"))
// No output parameter given. Output to stdout.
return;
std::string output_path = vm["output"].as<std::string>();
if (output_path.empty())
// Specified output path is empty.
return;
// Check to make sure the output path doesn't point to an existing
// directory.
if (fs::is_directory(output_path))
{
std::ostringstream os;
os << "Output file path points to an existing directory.";
throw std::invalid_argument(os.str());
}
// Output to stdout when output path is not given.
m_ofs = std::make_unique<std::ofstream>(output_path.data());
m_os = m_ofs.get();
}
output_stream::output_stream(output_stream&& other) :
m_ofs(std::move(other.m_ofs)),
m_os(other.m_os)
{
if (m_ofs)
m_os = m_ofs.get();
other.m_os = nullptr;
}
std::ostream& output_stream::get()
{
return *m_os;
}
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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