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// Copyright (c) 2015 Klemens D. Morgenstern
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
#include <boost/process.hpp>
#include <boost/program_options.hpp>
#include <vector>
#include <string>
#include <iostream>
#include <cstdint>
#include <fstream>
#include <chrono>
#include <thread>
int main(int argc, char *argv[])
{
using namespace std;
using namespace boost::program_options;
using namespace boost::process;
bool launch_detached = false;
bool launch_attached = false;
options_description desc;
desc.add_options()
("launch-detached", bool_switch(&launch_detached))
("launch-attached", bool_switch(&launch_attached))
;
variables_map vm;
command_line_parser parser(argc, argv);
store(parser.options(desc).allow_unregistered().run(), vm);
notify(vm);
child c1;
child c2;
std::error_code ec;
if (launch_attached)
{
c1 = child(argv[0], ec, std_out > null, std_err > null, std_in < null);
if (ec)
{
cout << -1 << endl;
cerr << ec.message() << endl;
return 1;
}
cout << c1.id() << endl;
}
else
cout << -1 << endl;
if (launch_detached)
{
group g;
c2 = child(argv[0], ec, g, std_out > null, std_err > null, std_in < null);
if (ec)
{
cout << -1 << endl;
cerr << ec.message() << endl;
return 1;
}
else
cout << c2.id() << endl;
g.detach();
}
else
cout << -1 << endl;
this_thread::sleep_for(chrono::seconds(10));
return 0;
}
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