fix git problem

gframe/game.cpp

@@ -973,7 +973,7 @@ void Game::SetStaticText(irr::gui::IGUIStaticText* pControl, u32 cWidth, irr::gu
 }
 void Game::LoadExpansionDB() {
 	FileSystem::TraversalDir("./expansions", [](const char* name, bool isdir) {
-		if(!isdir && !mystrncasecmp(strrchr(name, '.'), ".cdb", 4)) {
+		if(!isdir && strrchr(name, '.') && !mystrncasecmp(strrchr(name, '.'), ".cdb", 4)) {
 			char fpath[1024];
 			sprintf(fpath, "./expansions/%s", name);
 			dataManager.LoadDB(fpath);
@@ -983,7 +983,7 @@ void Game::LoadExpansionDB() {
 void Game::RefreshDeck(irr::gui::IGUIComboBox* cbDeck) {
 	cbDeck->clear();
 	FileSystem::TraversalDir(L"./deck", [cbDeck](const wchar_t* name, bool isdir) {
-		if(!isdir && !mywcsncasecmp(wcsrchr(name, '.'), L".ydk", 4)) {
+		if(!isdir && wcsrchr(name, '.') && !mywcsncasecmp(wcsrchr(name, '.'), L".ydk", 4)) {
 			size_t len = wcslen(name);
 			wchar_t deckname[256];
 			wcsncpy(deckname, name, len - 4);
@@ -1001,14 +1001,14 @@ void Game::RefreshDeck(irr::gui::IGUIComboBox* cbDeck) {
 void Game::RefreshReplay() {
 	lstReplayList->clear();
 	FileSystem::TraversalDir(L"./replay", [this](const wchar_t* name, bool isdir) {
-		if(!isdir && !mywcsncasecmp(wcsrchr(name, '.'), L".yrp", 4) && Replay::CheckReplay(name))
+		if(!isdir && wcsrchr(name, '.') && !mywcsncasecmp(wcsrchr(name, '.'), L".yrp", 4) && Replay::CheckReplay(name))
 			lstReplayList->addItem(name);
 	});
 }
 void Game::RefreshSingleplay() {
 	lstSinglePlayList->clear();
 	FileSystem::TraversalDir(L"./single", [this](const wchar_t* name, bool isdir) {
-		if(!isdir && !mywcsncasecmp(wcsrchr(name, '.'), L".lua", 4))
+		if(!isdir && wcsrchr(name, '.') && !mywcsncasecmp(wcsrchr(name, '.'), L".lua", 4))
 			lstSinglePlayList->addItem(name);
 	});
 }

gframe/image_manager.cpp

@@ -108,7 +108,7 @@ void ImageManager::RefreshRandomImageList() {
 void ImageManager::RefreshImageDir(std::wstring path, int image_type) {
 	std::wstring search = L"./textures/" + path;
 	FileSystem::TraversalDir(search.c_str(), [this, &path, image_type](const wchar_t* name, bool isdir) {
-		if(!isdir && (!mywcsncasecmp(wcsrchr(name, '.'), L".jpg", 4) || !mywcsncasecmp(wcsrchr(name, '.'), L".png", 4))) {
+		if(!isdir && wcsrchr(name, '.') && (!mywcsncasecmp(wcsrchr(name, '.'), L".jpg", 4) || !mywcsncasecmp(wcsrchr(name, '.'), L".png", 4))) {
 			std::wstring filename = path + L"/" + name;
 			ImageList[image_type].push_back(filename);
 		}

gframe/sound_manager.cpp

@@ -41,7 +41,7 @@ void SoundManager::RefreshBGMList() {
 void SoundManager::RefershBGMDir(std::wstring path, int scene) {
 	std::wstring search = L"./sound/BGM/" + path;
 	FileSystem::TraversalDir(search.c_str(), [this, &path, scene](const wchar_t* name, bool isdir) {
-		if(!isdir && (!mywcsncasecmp(wcsrchr(name, '.'), L".mp3", 4) || !mywcsncasecmp(wcsrchr(name, '.'), L".ogg", 4))) {
+		if(!isdir && wcsrchr(name, '.') && (!mywcsncasecmp(wcsrchr(name, '.'), L".mp3", 4) || !mywcsncasecmp(wcsrchr(name, '.'), L".ogg", 4))) {
 			std::wstring filename = path + L"/" + name;
 			BGMList[BGM_ALL].push_back(filename);
 			BGMList[scene].push_back(filename);