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second round of refactoring; moving configuration handling out of main function

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This commit is contained in:
Marc Zinnschlag 2010-06-16 12:21:02 +02:00
parent 04037fb01a
commit b7db6dcda3
1 changed files with 43 additions and 45 deletions
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88
game/main.cpp
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@ -4,71 +4,69 @@
#include <fstream>
#include <boost/program_options.hpp>
#include <boost/filesystem.hpp>
#include "engine.hpp"
using namespace std;
void maintest (boost::filesystem::path dataDir, const std::string& cellName,
std::string master)
/// Parse command line options and openmw.cfg file (if one exists). Results are directly
/// written to \a engine.
/// \return Run OpenMW?
bool parseOptions (int argc, char**argv, OMW::Engine& engine)
{
assert (!dataDir.empty());
OMW::Engine engine;
engine.setDataDir (dataDir);
engine.setCell (cellName);
engine.addMaster (master);
engine.go();
}
int main(int argc, char**argv)
{
try
{
boost::program_options::options_description desc (
"Syntax: openmw <options>\nAllowed options");
"Syntax: openmw <options>\nAllowed options");
desc.add_options()
("help", "print help message")
("data", boost::program_options::value<std::string>()->default_value ("data"),
"set data directory")
("start", boost::program_options::value<std::string>()->default_value ("Beshara"),
"set initial cell (only interior cells supported at the moment")
("master", boost::program_options::value<std::string>()->default_value ("Morrowind"),
"master file")
;
("help", "print help message")
("data", boost::program_options::value<std::string>()->default_value ("data"),
"set data directory")
("start", boost::program_options::value<std::string>()->default_value ("Beshara"),
"set initial cell (only interior cells supported at the moment")
("master", boost::program_options::value<std::string>()->default_value ("Morrowind"),
"master file")
;
boost::program_options::variables_map variables;
std::ifstream configFile ("openmw.cfg");
boost::program_options::store (
boost::program_options::parse_command_line (argc, argv, desc), variables);
boost::program_options::parse_command_line (argc, argv, desc), variables);
boost::program_options::notify (variables);
if (configFile.is_open())
boost::program_options::store (
boost::program_options::parse_config_file (configFile, desc), variables);
boost::program_options::store (
boost::program_options::parse_config_file (configFile, desc), variables);
if (variables.count ("help"))
{
std::cout << desc << std::endl;
std::cout << desc << std::endl;
return false;
}
else
{
maintest (variables["data"].as<std::string>(), variables["start"].as<std::string>(),
variables["master"].as<std::string>());
}
}
catch(exception &e)
{
cout << "\nERROR: " << e.what() << endl;
return 1;
}
return 0;
engine.setDataDir (variables["data"].as<std::string>());
engine.setCell (variables["start"].as<std::string>());
engine.addMaster (variables["master"].as<std::string>());
}
int main(int argc, char**argv)
{
try
{
OMW::Engine engine;
if (parseOptions (argc, argv, engine))
{
engine.go();
}
}
catch(exception &e)
{
cout << "\nERROR: " << e.what() << endl;
return 1;
}
return 0;
}