Reverted FSNode getPath() modifications introduced in Stella 3.4.1, since it causes massive performance regressions in Windows XP.

git-svn-id: svn://svn.code.sf.net/p/stella/code/trunk@2292 8b62c5a3-ac7e-4cc8-8f21-d9a121418aba

src/debugger/CartDebug.cxx

@@ -626,7 +626,7 @@ string CartDebug::loadSymbolFile(string file)
   {
     ifstream in(node.getPath().c_str());
     if(!in.is_open())
-      return DebuggerParser::red("symbol file '" + node.getPath(false) + "' not found");
+      return DebuggerParser::red("symbol file '" + node.getRelativePath() + "' not found");
 
     myUserAddresses.clear();
     myUserLabels.clear();
@@ -645,9 +645,9 @@ string CartDebug::loadSymbolFile(string file)
         addLabel(label, value);
     }
     in.close();
-    return "loaded " + node.getPath(false) + " OK";
+    return "loaded " + node.getRelativePath() + " OK";
   }
-  return DebuggerParser::red("symbol file '" + node.getPath(false) + "' not found");
+  return DebuggerParser::red("symbol file '" + node.getRelativePath() + "' not found");
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
@@ -783,7 +783,7 @@ string CartDebug::loadConfigFile(string file)
     }
     in.close();
 
-    return "loaded " + node.getPath(false) + " OK";
+    return "loaded " + node.getRelativePath() + " OK";
   }
   else
     return DebuggerParser::red("config file not found");
@@ -827,7 +827,7 @@ string CartDebug::saveConfigFile(string file)
     }
     out.close();
 
-    return "saved " + node.getPath(false) + " OK";
+    return "saved " + node.getRelativePath() + " OK";
   }
   else
     return DebuggerParser::red("config file not found");

src/debugger/Debugger.cxx

@@ -842,9 +842,9 @@ string Debugger::saveROM(const string& filename) const
   string path = AbstractFilesystemNode::getAbsolutePath(filename, "~", "a26");
   FilesystemNode node(path);
 
-  ofstream out(node.getPath(true).c_str(), ios::out | ios::binary);
+  ofstream out(node.getPath().c_str(), ios::out | ios::binary);
   if(out.is_open() && myConsole->cartridge().save(out))
-    return node.getPath(false);
+    return node.getRelativePath();
   else
     return "";
 }

src/debugger/DebuggerParser.cxx

@@ -135,7 +135,7 @@ string DebuggerParser::exec(const FilesystemNode& file)
   {
     ifstream in(file.getPath().c_str());
     if(!in.is_open())
-      return red("autoexec file \'" + file.getPath(false) + "\' not found");
+      return red("autoexec file \'" + file.getRelativePath() + "\' not found");
 
     ostringstream buf;
     int count = 0;
@@ -149,12 +149,12 @@ string DebuggerParser::exec(const FilesystemNode& file)
       count++;
     }
     buf << "Executed " << debugger->valueToString(count) << " commands from \""
-        << file.getPath(false) << "\"";
+        << file.getRelativePath() << "\"";
 
     return buf.str();
   }
   else
-    return red("autoexec file \'" + file.getPath(false) + "\' not found");
+    return red("autoexec file \'" + file.getRelativePath() + "\' not found");
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

src/emucore/FSNode.cxx

@@ -122,10 +122,17 @@ FilesystemNode FilesystemNode::getParent() const
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-string FilesystemNode::getPath(bool fqn) const
+string FilesystemNode::getPath() const
 {
   assert(_realNode);
-  return _realNode->getPath(fqn);
+  return _realNode->getPath();
+}
+
+// - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
+string FilesystemNode::getRelativePath() const
+{
+  assert(_realNode);
+  return _realNode->getRelativePath();
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

src/emucore/FSNode.hxx

@@ -166,11 +166,7 @@ class FilesystemNode
     virtual string getName() const;
 
     /**
-     * Return a string representation of the file with the following properties:
+     * Return a string representation of the file which can be passed to fopen().
-     *  1) can be passed to fopen() if fqn is true
-     *  2) contains the '~' symbol (if applicable), and is suitable for archiving
-     *     (i.e. writing to the config file) if fqn is false
-     *
      * This will usually be a 'path' (hence the name of the method), but can
      * be anything that fulfills the above criterions.
      *
@@ -179,7 +175,19 @@ class FilesystemNode
      *
      * @return the 'path' represented by this filesystem node
      */
-    virtual string getPath(bool fqn = true) const;
+    virtual string getPath() const;
+
+    /**
+     * Return a string representation of the file which contains the '~'
+     * symbol (if applicable), and is suitable for archiving (i.e. writing
+     * to the config file).
+     *
+     * @note Do not assume that this string contains (back)slashes or any
+     *       other kind of 'path separators'.
+     *
+     * @return the 'path' represented by this filesystem node
+     */
+    virtual string getRelativePath() const;
 
     /**
      * Determine whether this node has a parent.
@@ -294,10 +302,15 @@ class AbstractFilesystemNode
     virtual string getName() const = 0;
 
     /**
-     * Returns the 'path' of the current node, usable in fopen() or 
+     * Returns the 'path' of the current node, usable in fopen().
-       containing '~' and for archiving.
      */
-    virtual string getPath(bool fqn = true) const = 0;
+    virtual string getPath() const = 0;
+
+    /**
+     * Returns the 'path' of the current node, containing '~' and for archiving.
+     */
+
+    virtual string getRelativePath() const = 0;
 
     /**
      * Indicates whether this path refers to a directory or not.

src/emucore/OSystem.cxx

@@ -204,11 +204,11 @@ bool OSystem::create()
   setConfigPaths();
   ostringstream buf;
   buf << "Base directory:       '"
-      << FilesystemNode(myBaseDir).getPath(false) << "'" << endl
+      << FilesystemNode(myBaseDir).getRelativePath() << "'" << endl
       << "Configuration file:   '"
-      << FilesystemNode(myConfigFile).getPath(false) << "'" << endl
+      << FilesystemNode(myConfigFile).getRelativePath() << "'" << endl
       << "User game properties: '"
-      << FilesystemNode(myPropertiesFile).getPath(false) << "'" << endl
+      << FilesystemNode(myPropertiesFile).getRelativePath() << "'" << endl
       << endl;
   logMessage(buf.str(), 1);
 
@@ -325,19 +325,19 @@ void OSystem::setConfigPaths()
   if(s == "") s = myBaseDir + "stella.cht";
   node = FilesystemNode(s);
   myCheatFile = node.getPath();
-  mySettings->setString("cheatfile", node.getPath(false));
+  mySettings->setString("cheatfile", node.getRelativePath());
 
   s = mySettings->getString("palettefile");
   if(s == "") s = myBaseDir + "stella.pal";
   node = FilesystemNode(s);
   myPaletteFile = node.getPath();
-  mySettings->setString("palettefile", node.getPath(false));
+  mySettings->setString("palettefile", node.getRelativePath());
 
   s = mySettings->getString("propsfile");
   if(s == "") s = myBaseDir + "stella.pro";
   node = FilesystemNode(s);
   myPropertiesFile = node.getPath();
-  mySettings->setString("propsfile", node.getPath(false));
+  mySettings->setString("propsfile", node.getRelativePath());
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
@@ -538,7 +538,7 @@ bool OSystem::createConsole(const string& romfile, const string& md5sum)
         myFrameBuffer->showMessage("Multicart " + type + ", loading ROM" + id);
     }
     buf << "Game console created:" << endl
-        << "  ROM file: " << FilesystemNode(myRomFile).getPath(false) << endl << endl
+        << "  ROM file: " << FilesystemNode(myRomFile).getRelativePath() << endl << endl
         << getROMInfo(myConsole) << endl;
     logMessage(buf.str(), 1);
 
@@ -881,7 +881,7 @@ void OSystem::validatePath(string& path, const string& setting,
     node = FilesystemNode(node.getPath());
   }
   path = node.getPath();
-  mySettings->setString(setting, node.getPath(false));
+  mySettings->setString(setting, node.getRelativePath());
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

src/gui/BrowserDialog.cxx

@@ -164,7 +164,7 @@ void BrowserDialog::updateListing()
   _nodeList->clear();
 
   // Update the path display
-  _currentPath->setLabel(_node.getPath(false));
+  _currentPath->setLabel(_node.getRelativePath());
 
   // Read in the data from the file system
   FSList content;

src/gui/FileSnapDialog.cxx

@@ -225,29 +225,29 @@ void FileSnapDialog::setDefaults()
   const string& basedir = instance().baseDir();
 
   node = FilesystemNode("~");
-  myRomPath->setEditString(node.getPath(false));
+  myRomPath->setEditString(node.getRelativePath());
 
   mySnapPath->setEditString(instance().defaultSnapDir());
  
   const string& cheatfile = basedir + "stella.cht";
   node = FilesystemNode(cheatfile);
-  myCheatFile->setEditString(node.getPath(false));
+  myCheatFile->setEditString(node.getRelativePath());
 
   const string& palettefile = basedir + "stella.pal";
   node = FilesystemNode(palettefile);
-  myPaletteFile->setEditString(node.getPath(false));
+  myPaletteFile->setEditString(node.getRelativePath());
 
   const string& propsfile = basedir + "stella.pro";
   node = FilesystemNode(propsfile);
-  myPropsFile->setEditString(node.getPath(false));
+  myPropsFile->setEditString(node.getRelativePath());
 
   const string& eepromdir = basedir;
   node = FilesystemNode(eepromdir);
-  myEEPROMPath->setEditString(node.getPath(false));
+  myEEPROMPath->setEditString(node.getRelativePath());
 
   const string& statedir = basedir + "state";
   node = FilesystemNode(statedir);
-  myStatePath->setEditString(node.getPath(false));
+  myStatePath->setEditString(node.getRelativePath());
 
   mySnapSingle->setState(false);
   mySnap1x->setState(false);
@@ -309,49 +309,49 @@ void FileSnapDialog::handleCommand(CommandSender* sender, int cmd,
     case kRomDirChosenCmd:
     {
       FilesystemNode dir(myBrowser->getResult());
-      myRomPath->setEditString(dir.getPath(false));
+      myRomPath->setEditString(dir.getRelativePath());
       break;
     }
 
     case kSnapDirChosenCmd:
     {
       FilesystemNode dir(myBrowser->getResult());
-      mySnapPath->setEditString(dir.getPath(false));
+      mySnapPath->setEditString(dir.getRelativePath());
       break;
     }
 
     case kCheatFileChosenCmd:
     {
       FilesystemNode dir(myBrowser->getResult());
-      myCheatFile->setEditString(dir.getPath(false));
+      myCheatFile->setEditString(dir.getRelativePath());
       break;
     }
 
     case kPaletteFileChosenCmd:
     {
       FilesystemNode dir(myBrowser->getResult());
-      myPaletteFile->setEditString(dir.getPath(false));
+      myPaletteFile->setEditString(dir.getRelativePath());
       break;
     }
 
     case kPropsFileChosenCmd:
     {
       FilesystemNode dir(myBrowser->getResult());
-      myPropsFile->setEditString(dir.getPath(false));
+      myPropsFile->setEditString(dir.getRelativePath());
       break;
     }
 
     case kEEPROMDirChosenCmd:
     {
       FilesystemNode dir(myBrowser->getResult());
-      myEEPROMPath->setEditString(dir.getPath(false));
+      myEEPROMPath->setEditString(dir.getRelativePath());
       break;
     }
 
     case kStateDirChosenCmd:
     {
       FilesystemNode dir(myBrowser->getResult());
-      myStatePath->setEditString(dir.getPath(false));
+      myStatePath->setEditString(dir.getRelativePath());
       break;
     }
 

src/gui/LauncherDialog.cxx

@@ -293,7 +293,7 @@ void LauncherDialog::updateListing(const string& nameToSelect)
   myPrevDirButton->setEnabled(myCurrentNode.hasParent());
 
   // Show current directory
-  myDir->setLabel(myCurrentNode.getPath(false));
+  myDir->setLabel(myCurrentNode.getRelativePath());
 
   // Now fill the list widget with the contents of the GameList
   StringList l;
@@ -583,7 +583,7 @@ void LauncherDialog::handleCommand(CommandSender* sender, int cmd,
     case kStartupRomDirChosenCmd:
     {
       FilesystemNode dir(myRomDir->getResult());
-      instance().settings().setString("romdir", dir.getPath(false));
+      instance().settings().setString("romdir", dir.getRelativePath());
       // fall through to the next case
     }
     case kRomDirChosenCmd:

src/gui/LoggerDialog.cxx

@@ -119,7 +119,7 @@ void LoggerDialog::saveLogFile()
   string path = AbstractFilesystemNode::getAbsolutePath("stella", "~", "log");
   FilesystemNode node(path);
 
-  ofstream out(node.getPath(true).c_str(), ios::out);
+  ofstream out(node.getPath().c_str(), ios::out);
   if(out.is_open())
   {
     out << instance().logMessages();

src/gui/RomAuditDialog.cxx

@@ -109,7 +109,7 @@ RomAuditDialog::~RomAuditDialog()
 void RomAuditDialog::loadConfig()
 {
   const string& currentdir =
-    instance().launcher().currentNode().getPath(false);
+    instance().launcher().currentNode().getRelativePath();
   const string& path = currentdir == "" ?
     instance().settings().getString("romdir") : currentdir;
 
@@ -209,7 +209,7 @@ void RomAuditDialog::handleCommand(CommandSender* sender, int cmd,
     case kAuditDirChosenCmd:
     {
       FilesystemNode dir(myBrowser->getResult());
-      myRomPath->setEditString(dir.getPath(false));
+      myRomPath->setEditString(dir.getRelativePath());
       myResults1->setLabel("");
       myResults2->setLabel("");
       break;

src/macosx/OSystemMACOSX.cxx

@@ -49,5 +49,5 @@ OSystemMACOSX::~OSystemMACOSX()
 string OSystemMACOSX::defaultSnapDir()
 {
   FilesystemNode desktop("~/Desktop");
-  return desktop.isDirectory() ? desktop.getPath(false) : "~";
+  return desktop.isDirectory() ? desktop.getRelativePath() : "~";
 }

src/unix/FSNodePOSIX.cxx

@@ -61,7 +61,8 @@ class POSIXFilesystemNode : public AbstractFilesystemNode
     bool exists() const { return access(_path.c_str(), F_OK) == 0; }
     string getDisplayName() const { return _displayName; }
     string getName() const   { return _displayName; }
-    string getPath(bool fqn) const;
+    string getPath() const   { return _path; }
+    string getRelativePath() const;
     bool isDirectory() const { return _isDirectory; }
     bool isReadable() const  { return access(_path.c_str(), R_OK) == 0; }
     bool isWritable() const  { return access(_path.c_str(), W_OK) == 0; }
@@ -161,11 +162,11 @@ POSIXFilesystemNode::POSIXFilesystemNode(const string& p, bool verify)
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-string POSIXFilesystemNode::getPath(bool fqn) const
+string POSIXFilesystemNode::getRelativePath() const
 {
   // If the path starts with the home directory, replace it with '~'
   const char* home = getenv("HOME");
-  if(!fqn && home != NULL && BSPF_startsWithIgnoreCase(_path, home))
+  if(home != NULL && BSPF_startsWithIgnoreCase(_path, home))
   {
     string path = "~";
     const char* offset = _path.c_str() + strlen(home);
@@ -307,7 +308,7 @@ string AbstractFilesystemNode::getAbsolutePath(const string& p,
 {
   // Does p start with the root directory or the given startpath?
   // If not, it isn't an absolute path
-  string path = FilesystemNode(p).getPath(false);
+  string path = FilesystemNode(p).getRelativePath();
   if(!BSPF_startsWithIgnoreCase(p, startpath+"/") &&
      !BSPF_startsWithIgnoreCase(p, "/"))
     path = startpath + "/" + p;

src/win32/FSNodeWin32.cxx

@@ -94,7 +94,8 @@ class WindowsFilesystemNode : public AbstractFilesystemNode
     bool exists() const { return _access(_path.c_str(), F_OK) == 0; }
     string getDisplayName() const { return _displayName; }
     string getName() const   { return _displayName; }
-    string getPath(bool fqn) const;
+    string getPath() const   { return _path; }
+    string getRelativePath() const;
     bool isDirectory() const { return _isDirectory; }
     bool isReadable() const  { return _access(_path.c_str(), R_OK) == 0; }
     bool isWritable() const  { return _access(_path.c_str(), W_OK) == 0; }
@@ -275,11 +276,11 @@ WindowsFilesystemNode::WindowsFilesystemNode(const string& p)
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
-string WindowsFilesystemNode::getPath(bool fqn) const
+string WindowsFilesystemNode::getRelativePath() const
 {
   // If the path starts with the home directory, replace it with '~'
   const string& home = myHomeFinder.getHomePath();
-  if(!fqn && home != "" && BSPF_startsWithIgnoreCase(_path, home))
+  if(home != "" && BSPF_startsWithIgnoreCase(_path, home))
   {
     string path = "~";
     const char* offset = _path.c_str() + home.length();
@@ -409,7 +410,7 @@ string AbstractFilesystemNode::getAbsolutePath(const string& p,
 {
   // Does p start with a drive letter or the given startpath?
   // If not, it isn't an absolute path
-  string path = FilesystemNode(p).getPath(false);
+  string path = FilesystemNode(p).getRelativePath();
   bool startsWithDrive = path.length() >= 2 && path[1] == ':';
   if(!BSPF_startsWithIgnoreCase(p, startpath+"\\") && !startsWithDrive)
     path = startpath + "\\" + p;

src/win32/HomeFinder.hxx

@@ -52,38 +52,59 @@ class HomeFinder
 
     /** Wrapper for SHGetFolderPathA, returning the 'HOME/User' folder
         (or an empty string if the folder couldn't be determined. */
-    string getHomePath() const
+    const string& getHomePath() const
+    {
+      if(ourHomePath == "")
+      {
+        if(!myFolderPathFunc)
+          ourHomePath = "";
+        else
         {
-      if(!myFolderPathFunc) return "";
           char folder_path[MAX_PATH];
           HRESULT const result = (myFolderPathFunc)
               (NULL, CSIDL_PROFILE | CSIDL_FLAG_CREATE, NULL, 0, folder_path);
-
+          ourHomePath = (result == 0) ? folder_path : "";
-      return (result == 0) ? folder_path : "";
+        }
+      }
+      return ourHomePath;
     }
 
     /** Wrapper for SHGetFolderPathA, returning the 'APPDATA' folder
         (or an empty string if the folder couldn't be determined. */
-    string getAppDataPath() const
+    const string& getAppDataPath() const
+    {
+      if(ourAppDataPath == "")
+      {
+        if(!myFolderPathFunc)
+          ourAppDataPath = "";
+        else
         {
-      if(!myFolderPathFunc) return "";
           char folder_path[MAX_PATH];
           HRESULT const result = (myFolderPathFunc)
               (NULL, CSIDL_APPDATA | CSIDL_FLAG_CREATE, NULL, 0, folder_path);
-
+          ourAppDataPath = (result == 0) ? folder_path : "";
-      return (result == 0) ? folder_path : "";
+        }
+      }
+      return ourAppDataPath;
     }
 
     /** Wrapper for SHGetFolderPathA, returning the 'DESKTOPDIRECTORY' folder
         (or an empty string if the folder couldn't be determined. */
-    string getDesktopPath() const
+    const string& getDesktopPath() const
+    {
+      if(ourDesktopPath == "")
+      {
+        if(!myFolderPathFunc)
+          ourDesktopPath = "";
+        else
         {
-      if(!myFolderPathFunc) return "";
           char folder_path[MAX_PATH];
           HRESULT const result = (myFolderPathFunc)
               (NULL, CSIDL_DESKTOPDIRECTORY | CSIDL_FLAG_CREATE, NULL, 0, folder_path);
-
+          ourDesktopPath = (result == 0) ? folder_path : "";
-      return (result == 0) ? folder_path : "";
+        }
+      }
+      return ourDesktopPath;
     }
 
     private:
@@ -91,6 +112,12 @@ class HomeFinder
 
       HMODULE myFolderModule;
       function_pointer myFolderPathFunc;
+
+      static string ourHomePath, ourAppDataPath, ourDesktopPath;
 };
 
+__declspec(selectany) string HomeFinder::ourHomePath = "";
+__declspec(selectany) string HomeFinder::ourAppDataPath = "";
+__declspec(selectany) string HomeFinder::ourDesktopPath = "";
+
 #endif

src/win32/OSystemWin32.cxx

@@ -72,7 +72,7 @@ OSystemWin32::OSystemWin32()
     FilesystemNode appdata(homefinder.getAppDataPath());
     if(appdata.isDirectory())
     {
-      basedir = appdata.getPath(false);
+      basedir = appdata.getRelativePath();
       if(basedir.length() > 1 && basedir[basedir.length()-1] != '\\')
         basedir += '\\';
       basedir += "Stella";
@@ -95,7 +95,7 @@ string OSystemWin32::defaultSnapDir()
 {
   HomeFinder homefinder;
   FilesystemNode desktop(homefinder.getDesktopPath());
-  return desktop.isDirectory() ? desktop.getPath(false) : "~";
+  return desktop.isDirectory() ? desktop.getRelativePath() : "~";
 }
 
 // - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -