bool GlulxeMetaEngine::detectGames(const Common::FSList &fslist, DetectedGames &gameList) {
	const char *const EXTENSIONS[3] = { ".ulx", ".blb", ".gblorb" };

	// Loop through the files of the folder
	for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
		// Check for a recognised filename
		if (file->isDirectory())
			continue;
		Common::String filename = file->getName();
		bool hasExt = false;
		for (int idx = 0; idx < 3 && !hasExt; ++idx)
			hasExt = filename.hasSuffixIgnoreCase(EXTENSIONS[idx]);
		if (!hasExt)
			continue;

		// Open up the file and calculate the md5
		Common::File gameFile;
		if (!gameFile.open(*file))
			continue;
		Common::String md5 = Common::computeStreamMD5AsString(gameFile, 5000);
		size_t filesize = gameFile.size();
		gameFile.close();

		// Check for known games
		const GlulxeGameDescription *p = GLULXE_GAMES;
		while (p->_gameId && (md5 != p->_md5 || filesize != p->_filesize))
			++p;

		DetectedGame gd;
		if (!p->_gameId) {
			if (filename.hasSuffixIgnoreCase(".blb"))
				continue;

			if (gDebugLevel > 0) {
				// Print an entry suitable for putting into the detection_tables.h, using the
				// name of the parent folder the game is in as the presumed game Id
				Common::String folderName = file->getParent().getName();
				if (folderName.hasSuffix("\\"))
					folderName.deleteLastChar();
				Common::String fname = filename;
				const char *dot = strchr(fname.c_str(), '.');
				if (dot)
					fname = Common::String(fname.c_str(), dot);

				debug("ENTRY0(\"%s\", \"%s\", %u),", fname.c_str(), md5.c_str(), (uint)filesize);
			}
			const PlainGameDescriptor &desc = GLULXE_GAME_LIST[0];
			gd = DetectedGame(desc.gameId, desc.description, Common::UNK_LANG, Common::kPlatformUnknown);
		} else {
			PlainGameDescriptor gameDesc = findGame(p->_gameId);
			gd = DetectedGame(p->_gameId, gameDesc.description, p->_language, Common::kPlatformUnknown, p->_extra);
			gd.setGUIOptions(GUIO4(GUIO_NOSPEECH, GUIO_NOSFX, GUIO_NOMUSIC, GUIO_NOSUBTITLES));
		}

		gd.addExtraEntry("filename", filename);
		gameList.push_back(gd);
	}

	return !gameList.empty();
}

static int findGames(Game *games, int max)
{
  Dir *dirs = new Dir[MAX_DIR];
  int curr_game = 0, curr_dir = 0, num_dirs = 1;
  dirs[0].node = Common::FSNode("");
  while (curr_game < max && curr_dir < num_dirs) {
    strncpy(dirs[curr_dir].name, dirs[curr_dir].node.getPath().c_str(), 252);
    dirs[curr_dir].name[251] = '\0';
    dirs[curr_dir].deficon[0] = '\0';
    Common::FSList files, fslist;
    dirs[curr_dir++].node.getChildren(fslist, Common::FSNode::kListAll);
    for (Common::FSList::const_iterator entry = fslist.begin(); entry != fslist.end();
	 ++entry) {
      if (entry->isDirectory()) {
	if (num_dirs < MAX_DIR && strcasecmp(entry->getDisplayName().c_str(),
					    "install")) {
	  dirs[num_dirs].node = *entry;
	  num_dirs++;
	}
      } else
	if (isIcon(*entry))
	  strcpy(dirs[curr_dir-1].deficon, entry->getDisplayName().c_str());
	else
	  files.push_back(*entry);
    }

    GameList candidates = EngineMan.detectGames(files);

    for (GameList::const_iterator ge = candidates.begin();
	ge != candidates.end(); ++ge)
      if (curr_game < max) {
	strcpy(games[curr_game].filename_base, ge->gameid().c_str());
	strcpy(games[curr_game].dir, dirs[curr_dir-1].name);
	games[curr_game].language = ge->language();
	games[curr_game].platform = ge->platform();
	if (uniqueGame(games[curr_game].filename_base,
		       games[curr_game].dir,
		       games[curr_game].language,
		       games[curr_game].platform, games, curr_game)) {

	  strcpy(games[curr_game].text, ge->description().c_str());
#if 0
	  printf("Registered game <%s> (l:%d p:%d) in <%s> <%s> because of <%s> <*>\n",
		 games[curr_game].text,
		 (int)games[curr_game].language,
		 (int)games[curr_game].platform,
		 games[curr_game].dir, games[curr_game].filename_base,
		 dirs[curr_dir-1].name);
#endif
	  curr_game++;
	}
      }
  }

  for (int i=0; i<curr_game; i++)
    if (!loadIcon(games[i], dirs, num_dirs))
      makeDefIcon(games[i].icon);
  delete[] dirs;
  return curr_game;
}

bool BaseFileManager::registerPackages(const Common::FSList &fslist) {
	for (Common::FSList::const_iterator it = fslist.begin(); it != fslist.end(); ++it) {
		debugC(kWintermuteDebugFileAccess, "Adding %s", it->getName().c_str());
		if (it->getName().contains(".dcp")) {
			if (registerPackage(*it)) {
				addPath(PATH_PACKAGE, *it);
			}
		}
	}
	return true;
}

bool isFullGame(const Common::FSList &fslist) {
	Common::FSList::const_iterator file;

	// We distinguish between the two versions by the presense of paris.clu
	for (file = fslist.begin(); file != fslist.end(); ++file) {
		if (!file->isDirectory()) {
			if (file->getName().equalsIgnoreCase("paris.clu"))
				return true;
		}
	}

	return false;
}

bool TADSMetaEngine::detectGames(const Common::FSList &fslist, DetectedGames &gameList) {
	// Loop through the files of the folder
	for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
		// Check for a recognised filename
		Common::String filename = file->getName();
		if (file->isDirectory() || !(filename.hasSuffixIgnoreCase(".gam")
				|| filename.hasSuffixIgnoreCase(".blorb")))
			continue;

		// Open up the file and calculate the md5
		Common::File gameFile;
		if (!gameFile.open(*file))
			continue;
		Common::String md5 = Common::computeStreamMD5AsString(gameFile, 5000);
		size_t filesize = gameFile.size();
		gameFile.close();

		// Check for known games
		const TADSGameDescription *p = TADS_GAMES;
		while (p->_gameId && p->_md5 && (md5 != p->_md5 || filesize != p->_filesize))
			++p;

		DetectedGame gd;
		if (!p->_gameId) {
			if (!filename.hasSuffixIgnoreCase(".gam"))
				continue;

			if (gDebugLevel > 0) {
				// Print an entry suitable for putting into the detection_tables.h, using the
				Common::String fname = filename;
				const char *dot = strchr(fname.c_str(), '.');
				if (dot)
					fname = Common::String(fname.c_str(), dot);

				debug("ENTRY0(\"%s\", \"%s\", %u),", fname.c_str(), md5.c_str(), (uint)filesize);
			}
			const TADSDescriptor &desc = TADS_GAME_LIST[0];
			gd = DetectedGame(desc.gameId, desc.description, Common::UNK_LANG, Common::kPlatformUnknown);
		}
		else {
			PlainGameDescriptor gameDesc = findGame(p->_gameId);
			gd = DetectedGame(p->_gameId, gameDesc.description, p->_language, Common::kPlatformUnknown, p->_extra);
		}

		gd.addExtraEntry("filename", filename);
		gameList.push_back(gd);
	}

	return !gameList.empty();
}

GameList SkyMetaEngine::detectGames(const Common::FSList &fslist) const {
	GameList detectedGames;
	bool hasSkyDsk = false;
	bool hasSkyDnr = false;
	int dinnerTableEntries = -1;
	int dataDiskSize = -1;

	// Iterate over all files in the given directory
	for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
		if (!file->isDirectory()) {
			const char *fileName = file->getName().c_str();

			if (0 == scumm_stricmp("sky.dsk", fileName)) {
				Common::File dataDisk;
				if (dataDisk.open(*file)) {
					hasSkyDsk = true;
					dataDiskSize = dataDisk.size();
				}
			}

			if (0 == scumm_stricmp("sky.dnr", fileName)) {
				Common::File dinner;
				if (dinner.open(*file)) {
					hasSkyDnr = true;
					dinnerTableEntries = dinner.readUint32LE();
				}
			}
		}
	}

	if (hasSkyDsk && hasSkyDnr) {
		// Match found, add to list of candidates, then abort inner loop.
		// The game detector uses US English by default. We want British
		// English to match the recorded voices better.
		GameDescriptor dg("sky", skySetting.gameid, skySetting.description, Common::UNK_LANG, Common::kPlatformUnknown);
		const SkyVersion *sv = skyVersions;
		while (sv->dinnerTableEntries) {
			if (dinnerTableEntries == sv->dinnerTableEntries &&
				(sv->dataDiskSize == dataDiskSize || sv->dataDiskSize == -1)) {
				dg.updateDesc(Common::String::format("v0.0%d %s", sv->version, sv->extraDesc).c_str());
				dg.setGUIOptions(sv->guioptions);
				break;
			}
			++sv;
		}
		detectedGames.push_back(dg);
	}

	return detectedGames;
}

void DefaultSaveFileManager::assureCached(const Common::String &savePathName) {
	// Check that path exists and is usable.
	checkPath(Common::FSNode(savePathName));

#ifdef USE_LIBCURL
	Common::Array<Common::String> files = CloudMan.getSyncingFiles(); //returns empty array if not syncing
	if (!files.empty()) updateSavefilesList(files); //makes this cache invalid
	else _lockedFiles = files;
#endif

	if (_cachedDirectory == savePathName) {
		return;
	}

	_saveFileCache.clear();
	_cachedDirectory.clear();

	if (getError().getCode() != Common::kNoError) {
		warning("DefaultSaveFileManager::assureCached: Can not cache path '%s': '%s'", savePathName.c_str(), getErrorDesc().c_str());
		return;
	}

	// FSNode can cache its members, thus create it after checkPath to reflect
	// actual file system state.
	const Common::FSNode savePath(savePathName);

	Common::FSList children;
	if (!savePath.getChildren(children, Common::FSNode::kListFilesOnly)) {
		return;
	}

	// Build the savefile name cache.
	for (Common::FSList::const_iterator file = children.begin(), end = children.end(); file != end; ++file) {
		if (_saveFileCache.contains(file->getName())) {
			warning("DefaultSaveFileManager::assureCached: Name clash when building cache, ignoring file '%s'", file->getName().c_str());
		} else {
			_saveFileCache[file->getName()] = *file;
		}
	}

	// Only now store that we cached 'savePathName' to indicate we successfully
	// cached the directory.
	_cachedDirectory = savePathName;
}

static void composeFileHashMap(const Common::FSList &fslist, FileMap &allFiles, int depth, const char * const *directoryGlobs) {
    if (depth <= 0)
        return;

    if (fslist.empty())
        return;

    // First we compose a hashmap of all files in fslist.
    // Includes nifty stuff like removing trailing dots and ignoring case.
    for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
        if (file->isDirectory()) {
            Common::FSList files;

            if (!directoryGlobs)
                continue;

            bool matched = false;
            for (const char * const *glob = directoryGlobs; *glob; glob++)
                if (file->getName().matchString(*glob, true)) {
                    matched = true;
                    break;
                }

            if (!matched)
                continue;

            if (!file->getChildren(files, Common::FSNode::kListAll))
                continue;

            composeFileHashMap(files, allFiles, depth - 1, directoryGlobs);
        }

        Common::String tstr = file->getName();

        // Strip any trailing dot
        if (tstr.lastChar() == '.')
            tstr.deleteLastChar();

        allFiles[tstr] = *file;	// Record the presence of this file
    }
}

void Sword1CheckDirectory(const Common::FSList &fslist, bool *filesFound, bool recursion = false) {
	for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
		if (!file->isDirectory()) {
			// The required game data files can be located in the game directory, or in
			// a subdirectory called "clusters". In the latter case, we don't want to
			// detect the game in that subdirectory, as this will detect the game twice
			// when mass add is searching inside a directory. In this case, the first
			// result (the game directory) will be correct, but the second result (the
			// clusters subdirectory) will be wrong, as the optional speech, music and
			// video data files will be ignored. Note that this fix will skip the game
			// data files if the user has placed them inside a "clusters" subdirectory,
			// or if he/she points ScummVM directly to the "clusters" directory of the
			// game CD. Fixes bug #3049346.
			Common::String directory = file->getParent().getName();
			directory.toLowercase();
			if (directory.hasPrefix("clusters") && directory.size() <= 9 && !recursion)
				continue;

			const char *fileName = file->getName().c_str();
			for (int cnt = 0; cnt < NUM_FILES_TO_CHECK; cnt++)
				if (scumm_stricmp(fileName, g_filesToCheck[cnt]) == 0)
					filesFound[cnt] = true;
		} else {
			for (int cnt = 0; cnt < ARRAYSIZE(g_dirNames); cnt++)
				if (scumm_stricmp(file->getName().c_str(), g_dirNames[cnt]) == 0) {
					Common::FSList fslist2;
					if (file->getChildren(fslist2, Common::FSNode::kListFilesOnly))
						Sword1CheckDirectory(fslist2, filesFound, true);
				}
		}
	}
}

void AdvancedMetaEngine::composeFileHashMap(FileMap &allFiles, const Common::FSList &fslist, int depth, const Common::String &parentName) const {
	if (depth <= 0)
		return;

	if (fslist.empty())
		return;

	for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
		Common::String tstr = (_matchFullPaths && !parentName.empty() ? parentName + "/" : "") + file->getName();

		if (file->isDirectory()) {
			Common::FSList files;

			if (!_directoryGlobs)
				continue;

			bool matched = false;
			for (const char * const *glob = _directoryGlobs; *glob; glob++)
				if (file->getName().matchString(*glob, true)) {
					matched = true;
					break;
				}

			if (!matched)
				continue;

			if (!file->getChildren(files, Common::FSNode::kListAll))
				continue;

			composeFileHashMap(allFiles, files, depth - 1, tstr);
		}

		// Strip any trailing dot
		if (tstr.lastChar() == '.')
			tstr.deleteLastChar();

		allFiles[tstr] = *file;	// Record the presence of this file
	}
}

Common::HashMap<Common::String, Score *> DirectorEngine::loadMMMNames(Common::String folder) {
	Common::FSNode directory(folder);
	Common::FSList movies;

	Common::HashMap<Common::String, Score *> nameMap;
	directory.getChildren(movies, Common::FSNode::kListFilesOnly);

	if (!movies.empty()) {
		for (Common::FSList::const_iterator i = movies.begin(); i != movies.end(); ++i) {
			if (i->getName() == _sharedMMM) {
				loadSharedCastsFrom(i->getPath());
				continue;
			}

			RIFFArchive *arc = new RIFFArchive();
			arc->openFile(i->getPath());
			Score *sc = new Score(this);
			nameMap[sc->getMacName()] = sc;
		}
	}

	return nameMap;
}

GameList Sword2MetaEngine::detectGames(const Common::FSList &fslist) const {
	GameList detectedGames;
	const Sword2::GameSettings *g;
	Common::FSList::const_iterator file;

	// TODO: It would be nice if we had code here which distinguishes
	// between the 'sword2' and 'sword2demo' targets. The current code
	// can't do that since they use the same detectname.

	for (g = Sword2::sword2_settings; g->gameid; ++g) {
		// Iterate over all files in the given directory
		for (file = fslist.begin(); file != fslist.end(); ++file) {
			if (!file->isDirectory()) {
				const char *fileName = file->getName().c_str();

				if (0 == scumm_stricmp(g->detectname, fileName)) {
					// Match found, add to list of candidates, then abort inner loop.
					detectedGames.push_back(GameDescriptor(g->gameid, g->description, Common::UNK_LANG, Common::kPlatformUnknown, Common::GUIO_NOMIDI));
					break;
				}
			}
		}
	}


	if (detectedGames.empty()) {
		// Nothing found -- try to recurse into the 'clusters' subdirectory,
		// present e.g. if the user copied the data straight from CD.
		for (file = fslist.begin(); file != fslist.end(); ++file) {
			if (file->isDirectory()) {
				const char *fileName = file->getName().c_str();

				if (0 == scumm_stricmp("clusters", fileName)) {
					Common::FSList recList;
					if (file->getChildren(recList, Common::FSNode::kListAll)) {
						GameList recGames(detectGames(recList));
						if (!recGames.empty()) {
							detectedGames.push_back(recGames);
							break;
						}
					}
				}
			}
		}
	}


	return detectedGames;
}

bool Sword25Engine::loadPackages() {
	PackageManager *packageManagerPtr = Kernel::getInstance()->getPackage();
	assert(packageManagerPtr);

	// Load the main package
	if (!packageManagerPtr->loadPackage("data.b25c", "/"))
		return false;

	// Get the contents of the main program directory and sort them alphabetically
	Common::FSNode dir(ConfMan.get("path"));
	Common::FSList files;
	if (!dir.isDirectory() || !dir.getChildren(files, Common::FSNode::kListAll)) {
		warning("Game data path does not exist or is not a directory");
		return false;
	}

	Common::sort(files.begin(), files.end());

	// Identify all patch packages
	// The filename of patch packages must have the form patch??.b25c, with the question marks
	// are placeholders for numbers.
	// Since the filenames have been sorted, patches are mounted with low numbers first, through
	// to ones with high numbers. This is important, because newly mount packages overwrite
	// existing files in the virtual file system, if they include files with the same name.
	for (Common::FSList::const_iterator it = files.begin(); it != files.end(); ++it) {
		if (it->getName().matchString("patch???.b25c", true))
			if (!packageManagerPtr->loadPackage(it->getName(), "/"))
				return false;
	}

	// Identify and mount all language packages
	// The filename of the packages have the form lang_*.b25c (eg. lang_de.b25c)
	for (Common::FSList::const_iterator it = files.begin(); it != files.end(); ++it) {
		if (it->getName().matchString("lang_*.b25c", true))
			if (!packageManagerPtr->loadPackage(it->getName(), "/"))
				return false;
	}

	return true;
}

Common::HashMap<Common::String, Score *> *DirectorEngine::scanMovies(const Common::String &folder) {
    Common::FSNode directory(folder);
    Common::FSList movies;
    const char *sharedMMMname;

    if (getPlatform() == Common::kPlatformWindows)
        sharedMMMname = "SHARDCST.MMM";
    else
        sharedMMMname = "Shared Cast*";


    Common::HashMap<Common::String, Score *> *nameMap = new Common::HashMap<Common::String, Score *>();
    if (!directory.getChildren(movies, Common::FSNode::kListFilesOnly))
        return nameMap;

    if (!movies.empty()) {
        for (Common::FSList::const_iterator i = movies.begin(); i != movies.end(); ++i) {
            debugC(2, kDebugLoading, "File: %s", i->getName().c_str());

            if (Common::matchString(i->getName().c_str(), sharedMMMname, true)) {
                _sharedCastFile = i->getName();
                continue;
            }

            Archive *arc = createArchive();

            warning("name: %s", i->getName().c_str());
            arc->openFile(i->getName());
            Score *sc = new Score(this, arc);
            nameMap->setVal(sc->getMacName(), sc);

            debugC(2, kDebugLoading, "Movie name: \"%s\"", sc->getMacName().c_str());
        }
    }

    return nameMap;
}

bool FrotzMetaEngine::detectGames(const Common::FSList &fslist, DetectedGames &gameList) {
	const char *const EXTENSIONS[] = { ".z1", ".z2", ".z3", ".z4", ".z5", ".z6", ".z7", ".z8",
		".dat", ".zip", nullptr };

	// Loop through the files of the folder
	for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
		// Check for a recognised filename
		if (file->isDirectory())
			continue;
		Common::String filename = file->getName();
		bool hasExt = Blorb::hasBlorbExt(filename), isBlorb = false;
		for (const char *const *ext = &EXTENSIONS[0]; *ext && !hasExt; ++ext)
			hasExt = filename.hasSuffixIgnoreCase(*ext);
		if (!hasExt)
			continue;

		// Open up the file and calculate the md5, and get the serial
		Common::File gameFile;
		if (!gameFile.open(*file))
			continue;
		Common::String md5 = Common::computeStreamMD5AsString(gameFile, 5000);
		size_t filesize = gameFile.size();
		char serial[9] = "";
		bool emptyBlorb = false;
		gameFile.seek(0);
		isBlorb = Blorb::isBlorb(gameFile, ID_ZCOD);

		if (!isBlorb) {
			if (Blorb::hasBlorbExt(filename)) {
				gameFile.close();
				continue;
			}
			gameFile.seek(18);
			strcpy(&serial[0], "\"");
			gameFile.read(&serial[1], 6);
			strcpy(&serial[7], "\"");
		} else {
			Blorb b(*file, INTERPRETER_FROTZ);
			Common::SeekableReadStream *f = b.createReadStreamForMember("game");
			emptyBlorb = f == nullptr;

			if (!emptyBlorb) {
				f->seek(18);
				strcpy(&serial[0], "\"");
				f->read(&serial[1], 6);
				strcpy(&serial[7], "\"");
				delete f;
			}
		}
		gameFile.close();

		// Check for known games. Note that there has been some variation in exact filesizes
		// for Infocom games due to padding at the end of files. So we match on md5s for the
		// first 5Kb, and only worry about filesize for more recent Blorb based Zcode games
		const FrotzGameDescription *p = FROTZ_GAMES;
		while (p->_gameId && p->_md5 && (md5 != p->_md5 ||
				(filesize != p->_filesize && isBlorb)))
			++p;

		DetectedGame gd;
		if (!p->_gameId) {
			// Generic .dat/.zip files don't get reported as matches unless they have a known md5
			if (filename.hasSuffixIgnoreCase(".dat") || filename.hasSuffixIgnoreCase(".zip") || emptyBlorb)
				continue;

			if (gDebugLevel > 0) {
				// Print an entry suitable for putting into the detection_tables.h, using the
				// name of the parent folder the game is in as the presumed game Id
				Common::String folderName = file->getParent().getName();
				if (folderName.hasSuffix("\\"))
					folderName.deleteLastChar();
				Common::String fname = filename;
				const char *dot = strchr(fname.c_str(), '.');
				if (dot)
					fname = Common::String(fname.c_str(), dot);

				debug("ENTRY0(\"%s\", %s, \"%s\", %u),",
					fname.c_str(), strlen(serial) ? serial : "nullptr", md5.c_str(), (uint)filesize);
			}
			const PlainGameDescriptor &desc = ZCODE_GAME_LIST[0];
			gd = DetectedGame(desc.gameId, desc.description, Common::UNK_LANG, Common::kPlatformUnknown);
		} else {
			GameDescriptor gameDesc = findGame(p->_gameId);
			gd = DetectedGame(p->_gameId, gameDesc._description, p->_language, Common::kPlatformUnknown, p->_extra);
			gd.setGUIOptions(p->_guiOptions);
		}

		gd.addExtraEntry("filename", filename);
		gameList.push_back(gd);
	}

	return !gameList.empty();
}

GameList detectGamesImpl(const Common::FSList &fslist, bool recursion = false) {
	GameList detectedGames;
	const Sword2::GameSettings *g;
	Common::FSList::const_iterator file;
	bool isFullVersion = isFullGame(fslist);

	for (g = Sword2::sword2_settings; g->gameid; ++g) {
		// Iterate over all files in the given directory
		for (file = fslist.begin(); file != fslist.end(); ++file) {
			if (!file->isDirectory()) {
				// The required game data files can be located in the game directory, or in
				// a subdirectory called "clusters". In the latter case, we don't want to
				// detect the game in that subdirectory, as this will detect the game twice
				// when mass add is searching inside a directory. In this case, the first
				// result (the game directory) will be correct, but the second result (the
				// clusters subdirectory) will be wrong, as the optional speech, music and
				// video data files will be ignored. Note that this fix will skip the game
				// data files if the user has placed them inside a "clusters" subdirectory,
				// or if he/she points ScummVM directly to the "clusters" directory of the
				// game CD. Fixes bug #3049336.
				Common::String directory = file->getParent().getName();
				directory.toLowercase();
				if (directory.hasPrefix("clusters") && directory.size() <= 9 && !recursion)
					continue;

				if (file->getName().equalsIgnoreCase(g->detectname)) {
					// Make sure that the sword2 demo is not mixed up with the
					// full version, since they use the same filename for detection
					if ((g->features == Sword2::GF_DEMO && isFullVersion) ||
						(g->features == 0 && !isFullVersion))
						continue;

					// Match found, add to list of candidates, then abort inner loop.
					detectedGames.push_back(GameDescriptor(g->gameid, g->description, Common::UNK_LANG, Common::kPlatformUnknown, GUIO2(GUIO_NOMIDI, GUIO_NOASPECT)));
					break;
				}
			}
		}
	}


	if (detectedGames.empty()) {
		// Nothing found -- try to recurse into the 'clusters' subdirectory,
		// present e.g. if the user copied the data straight from CD.
		for (file = fslist.begin(); file != fslist.end(); ++file) {
			if (file->isDirectory()) {
				if (file->getName().equalsIgnoreCase("clusters")) {
					Common::FSList recList;
					if (file->getChildren(recList, Common::FSNode::kListAll)) {
						GameList recGames(detectGamesImpl(recList, true));
						if (!recGames.empty()) {
							detectedGames.push_back(recGames);
							break;
						}
					}
				}
			}
		}
	}


	return detectedGames;
}

ADDetectedGame DirectorMetaEngine::fallbackDetect(const FileMap &allFiles, const Common::FSList &fslist) const {
	// TODO: Handle Mac fallback

	// reset fallback description
	Director::DirectorGameDescription *desc = &s_fallbackDesc;
	desc->desc.gameId = "director";
	desc->desc.extra = "";
	desc->desc.language = Common::UNK_LANG;
	desc->desc.flags = ADGF_NO_FLAGS;
	desc->desc.platform = Common::kPlatformWindows;
	desc->desc.guiOptions = GUIO0();
	desc->desc.filesDescriptions[0].fileName = 0;
	desc->version = 0;
	desc->gameID = Director::GID_GENERIC;

	for (Common::FSList::const_iterator file = fslist.begin(); file != fslist.end(); ++file) {
		if (file->isDirectory())
			continue;

		Common::String fileName = file->getName();
		fileName.toLowercase();
		if (!fileName.hasSuffix(".exe"))
			continue;

		Common::File f;
		if (!f.open(*file))
			continue;

		f.seek(-4, SEEK_END);

		uint32 offset = f.readUint32LE();

		if (f.eos() || offset == 0 || offset >= (uint32)(f.size() - 4))
			continue;

		f.seek(offset);

		uint32 tag = f.readUint32LE();

		switch (tag) {
		case MKTAG('3', '9', 'J', 'P'):
			desc->version = 4;
			break;
		case MKTAG('P', 'J', '9', '5'):
			desc->version = 5;
			break;
		case MKTAG('P', 'J', '0', '0'):
			desc->version = 7;
			break;
		default:
			// Prior to version 4, there was no tag here. So we'll use a bit of a
			// heuristic to detect. The first field is the entry count, of which
			// there should only be one.
			if ((tag & 0xFFFF) != 1)
				continue;

			f.skip(3);

			uint32 mmmSize = f.readUint32LE();

			if (f.eos() || mmmSize == 0)
				continue;

			byte fileNameSize = f.readByte();

			if (f.eos())
				continue;

			f.skip(fileNameSize);
			byte directoryNameSize = f.readByte();

			if (f.eos())
				continue;

			f.skip(directoryNameSize);

			if (f.pos() != f.size() - 4)
				continue;

			// Assume v3 at this point (for now at least)
			desc->version = 3;
		}

		strncpy(s_fallbackFileNameBuffer, fileName.c_str(), 50);
		s_fallbackFileNameBuffer[50] = '\0';
		desc->desc.filesDescriptions[0].fileName = s_fallbackFileNameBuffer;

		warning("Director fallback detection D%d", desc->version);

		return ADDetectedGame(&desc->desc);
	}

	return ADDetectedGame();
}