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/* This file is part of the Spring engine (GPL v2 or later), see LICENSE.html */
#include "CmdLineParams.h"
#include <iostream>
#include <cstdlib>
#include <cstdio>
#include "Game/GameVersion.h"
#include "System/Util.h"
namespace po = boost::program_options;
CmdLineParams::CmdLineParams(int _argc, char* _argv[]) : desc("Allowed options")
{
argc = _argc;
argv = _argv;
AddSwitch('h', "help", "This help message");
AddSwitch('V', "version", "Display program version");
}
CmdLineParams::~CmdLineParams()
{
}
std::string CmdLineParams::GetInputFile() const
{
if (vm.count("input-file"))
return vm["input-file"].as<std::string>();
else
return "";
}
void CmdLineParams::AddSwitch(const char shortopt, std::string longopt, std::string desc)
{
if (shortopt) {
longopt += std::string(",") + shortopt;
}
all.add_options()(longopt.c_str(), desc.c_str());
}
void CmdLineParams::AddString(const char shortopt, std::string longopt, std::string desc)
{
if (shortopt) {
longopt += std::string(",") + shortopt;
}
all.add_options()(longopt.c_str(), po::value<std::string>(), desc.c_str());
}
void CmdLineParams::AddInt(const char shortopt, std::string longopt, std::string desc)
{
if (shortopt) {
longopt += std::string(",") + shortopt;
}
all.add_options()(longopt.c_str(), po::value<int>(), desc.c_str());
}
void CmdLineParams::Parse()
{
desc.add(all);
all.add_options()("input-file", po::value<std::string>(), "input file");
po::positional_options_description p;
p.add("input-file", 1);
try {
po::parsed_options parsed = po::command_line_parser(argc, argv).options(all).positional(p).allow_unregistered().run();
po::store(parsed, vm);
po::notify(vm);
std::vector<std::string> unrecognized = po::collect_unrecognized(parsed.options, po::exclude_positional);
if (!unrecognized.empty())
throw unrecognized_option("unrecognized option '" + unrecognized[0] + "'");
} catch(const boost::program_options::too_many_positional_options_error& err) {
throw unrecognized_option("too many unnamed cmdline input options (forgot to quote filepath?)");
}
}
void CmdLineParams::PrintUsage() const
{
if (!usage_desc.empty()) {
std::cout << usage_desc << std::endl;
}
std::cout << desc << std::endl;
std::cout << "Spring" << " " << SpringVersion::GetFull() << std::endl;
std::cout << "This program is licensed under the GNU General Public License" << std::endl;
}
std::string CmdLineParams::GetCmdLine() const
{
std::string cmdLine = (argc > 0) ? UnQuote(argv[0]) : "unknown";
for (int i = 1; i < argc; ++i) {
cmdLine += " ";
if (argv[i][0] != '-') {
cmdLine += "\"";
cmdLine += argv[i];
cmdLine += "\"";
} else {
cmdLine += argv[i];
}
}
return cmdLine;
}
bool CmdLineParams::IsSet(const std::string& var) const
{
if (vm.count(var))
return true;
else
return false;
}
std::string CmdLineParams::GetString(const std::string& var) const
{
if (vm.count(var))
return vm[var].as<std::string>();
else
return "";
}
int CmdLineParams::GetInt(const std::string& var) const
{
if (vm.count(var))
return vm[var].as<int>();
else
return 0;
}
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