main.cpp

   1 /*
   2  *  main.cpp
   3  *  openc2e
   4  *
   5  *  Created by Alyssa Milburn on Wed 02 Jun 2004.
   6  *  Copyright (c) 2004-2008 Alyssa Milburn. All rights reserved.
   7  *  Copyright (c) 2005-2008 Bryan Donlan. All rights reserved.
   8  *
   9  *  This library is free software; you can redistribute it and/or
  10  *  modify it under the terms of the GNU Lesser General Public
  11  *  License as published by the Free Software Foundation; either
  12  *  version 2 of the License, or (at your option) any later version.
  13  *
  14  *  This library is distributed in the hope that it will be useful,
  15  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  17  *  Lesser General Public License for more details.
  18  *
  19  */
  20
  21 #include "openc2e.h"
  22 #include "version.h"
  23 #include <iostream>
  24 #include "Engine.h"
  25 #include "SDLBackend.h"
  26 #ifdef OPENAL_SUPPORT
  27 #include "OpenALBackend.h"
  28 #endif
  29 #ifdef QT_SUPPORT
  30 #include "qtgui/QtBackend.h"
  31 #endif
  32
  33 #ifdef _WIN32
  34 #include <windows.h>
  35 #endif
  36
  37 // SDL tries stealing main on some platforms, which we don't want.
  38 #undef main
  39
  40 extern "C" int main(int argc, char *argv[]) {
  41         try {
  42                 std::string version;
  43 #ifdef DEV_BUILD
  44                 version = "development build";
  45 #else
  46                 version = RELEASE_VERSION;
  47 #endif
  48                 std::cout << "openc2e (" << version << "), built " __DATE__ " " __TIME__ "\nCopyright (c) 2004-2008 "
  49                         "Alyssa Milburn and others\n\n";
  50
  51                 engine.addPossibleBackend("sdl", shared_ptr<Backend>(new SDLBackend()));
  52 #ifdef QT_SUPPORT
  53                 boost::shared_ptr<QtBackend> qtbackend = boost::shared_ptr<QtBackend>(new QtBackend());
  54                 boost::shared_ptr<Backend> qtbackend_generic = boost::dynamic_pointer_cast<class Backend, class QtBackend>(qtbackend);
  55                 engine.addPossibleBackend("qt", qtbackend_generic); // last-added backend is default
  56 #endif
  57 #ifdef OPENAL_SUPPORT
  58                 engine.addPossibleAudioBackend("openal", shared_ptr<AudioBackend>(new OpenALBackend()));
  59 #endif
  60
  61                 // pass command-line flags to the engine, but do no other setup
  62                 if (!engine.parseCommandLine(argc, argv)) return 1;
  63
  64                 // get the engine to do all the startup (read catalogue, loading world, etc)
  65                 if (!engine.initialSetup()) return 0;
  66
  67                 int ret = engine.backend->run(argc, argv);
  68
  69                 // we're done, be sure to shut stuff down
  70                 engine.shutdown();
  71
  72                 return ret;
  73         } catch (std::exception &e) {
  74 #ifdef _WIN32
  75                 MessageBox(NULL, e.what(), "openc2e - Fatal exception encountered:", MB_ICONERROR);
  76 #else
  77                 std::cerr << "Fatal exception encountered: " << e.what() << "\n";
  78 #endif
  79                 return 1;
  80         }
  81 }
  82
  83 /* vim: set noet: */