move InitialWorkingDirectory, DirOfExecutable, ChangeToDirOfExecutable into RageFileManager

stepmania/src/RageFileManager.cpp

@@ -17,6 +17,9 @@ RageFileManager *FILEMAN = NULL;
 /* Lock this before touching any of these globals (except FILEMAN itself). */
 static RageMutex *g_Mutex;
 
+CString InitialWorkingDirectory;
+CString DirOfExecutable;
+
 // Mountpoints as directories cause a problem.  If "Themes/default" is a mountpoint, and
 // doesn't exist anywhere else, then GetDirListing("Themes/*") must return "default".  The
 // driver containing "Themes/default" won't do this; its world view begins at "BGAnimations"
@@ -58,8 +61,57 @@ struct LoadedDriver
 static vector<LoadedDriver> g_Drivers;
 
 
-RageFileManager::RageFileManager()
+static void ChangeToDirOfExecutable( CString argv0 )
 {
+#ifdef _XBOX
+	DirOfExecutable = "D:\\";
+	InitialWorkingDirectory = "D:\\";
+#else
+
+	char tmp[1024];
+	getcwd( tmp, 1024 );
+	tmp[1023] = 0;
+	InitialWorkingDirectory = tmp;
+
+	DirOfExecutable = argv0;
+	DirOfExecutable.Replace( "\\", "/" );
+
+	bool IsAbsolutePath = false;
+	if( DirOfExecutable.size() == 0 || DirOfExecutable[0] == '/' )
+		IsAbsolutePath = true;
+#if defined(_WIN32)
+	if( DirOfExecutable.size() > 2 && DirOfExecutable[1] == ':' && DirOfExecutable[2] == '/' )
+		IsAbsolutePath = true;
+#endif
+
+	// strip off executable name
+	unsigned n = DirOfExecutable.find_last_of("/");
+	if( n != DirOfExecutable.npos )
+		DirOfExecutable.erase(n);
+	else
+		DirOfExecutable.erase();
+
+	if( !IsAbsolutePath )
+	{
+		DirOfExecutable = GetCwd() + "/" + DirOfExecutable;
+		DirOfExecutable.Replace( "\\", "/" );
+	}
+
+	/* Set the CWD.  Any effects of this is platform-specific; most files are read and
+	 * written through RageFile.  See also RageFileManager::RageFileManager. */
+#if defined(_WIN32)
+	chdir( DirOfExecutable + "/.." );
+#elif defined(DARWIN)
+	chdir(DirOfExecutable + "/../../..");
+#endif
+	
+#endif
+}
+
+RageFileManager::RageFileManager( CString argv0 )
+{
+	ChangeToDirOfExecutable( argv0 );
+	
 	g_Mutex = new RageMutex;
 
 	g_Mountpoints = new RageFileDriverMountpoints;

stepmania/src/RageFileManager.h

@@ -3,11 +3,14 @@
 
 #include "RageFile.h"
 
+extern CString InitialWorkingDirectory;
+extern CString DirOfExecutable;
+
 class RageFileObj;
 class RageFileManager
 {
 public:
-	RageFileManager();
+	RageFileManager( CString argv0 );
 	~RageFileManager();
 
 	void GetDirListing( const CString &sPath, CStringArray &AddTo, bool bOnlyDirs, bool bReturnPathToo );

stepmania/src/StepMania.cpp

@@ -89,57 +89,6 @@ char **g_argv = NULL;
 static bool g_bHasFocus = true;
 static bool g_bQuitting = false;
 
-CString InitialWorkingDirectory;
-CString DirOfExecutable;
-
-static void ChangeToDirOfExecutable(const char *argv0)
-{
-#ifdef _XBOX
-	DirOfExecutable = "D:\\";
-	InitialWorkingDirectory = "D:\\";
-	return;
-#else
-
-	char tmp[1024];
-	getcwd( tmp, 1024 );
-	tmp[1023] = 0;
-	InitialWorkingDirectory = tmp;
-
-	DirOfExecutable = argv0;
-	DirOfExecutable.Replace( "\\", "/" );
-
-	bool IsAbsolutePath = false;
-	if( DirOfExecutable.size() == 0 || DirOfExecutable[0] == '/' )
-		IsAbsolutePath = true;
-#if defined(_WIN32)
-	if( DirOfExecutable.size() > 2 && DirOfExecutable[1] == ':' && DirOfExecutable[2] == '/' )
-		IsAbsolutePath = true;
-#endif
-
-	// strip off executable name
-	unsigned n = DirOfExecutable.find_last_of("/");
-	if( n != DirOfExecutable.npos )
-		DirOfExecutable.erase(n);
-	else
-		DirOfExecutable.erase();
-
-	if( !IsAbsolutePath )
-	{
-		DirOfExecutable = GetCwd() + "/" + DirOfExecutable;
-		DirOfExecutable.Replace( "\\", "/" );
-	}
-
-	/* Set the CWD.  Any effects of this is platform-specific; most files are read and
-	 * written through RageFile.  See also RageFileManager::RageFileManager. */
-#if defined(_WIN32)
-	chdir( DirOfExecutable + "/.." );
-#elif defined(DARWIN)
-	chdir(DirOfExecutable + "/../../..");
-#endif
-	
-#endif
-}
-
 void UpdateHWnd()
 {
 #ifdef _WINDOWS
@@ -888,13 +837,10 @@ int main(int argc, char* argv[])
 
 #endif
 
-	ChangeToDirOfExecutable(argv[0]);
-
 	/* Almost everything uses this to read and write files.  Load this early. */
-	FILEMAN = new RageFileManager;
+	FILEMAN = new RageFileManager( argv[0] );
 
-	/* Set this up next.  Do this early, since it's needed for RageException::Throw. 
-	 * Do it after ChangeToDirOfExecutable, so the log ends up in the right place. */
+	/* Set this up next.  Do this early, since it's needed for RageException::Throw. */
 	LOG			= new RageLog();
 
 	/* Whew--we should be able to crash safely now! */

stepmania/src/StepMania.h

@@ -29,9 +29,6 @@ CString SaveScreenshot( CString sDir, bool bSaveCompressed, bool bMakeSignature,
 extern HWND g_hWndMain;
 #endif
 
-extern CString DirOfExecutable;
-extern CString InitialWorkingDirectory;
-
 extern int g_argc;
 extern char **g_argv;