changed: there is one dir called root (has parent_id -1)

(we have an owner, group, privileges etc of the root dir)
         the root.id of course is not -1 


git-svn-id: svn://ttmath.org/publicrep/cmslu/trunk@468 e52654a7-88a9-db11-a3e9-0013d4bc506e

core/dirs.h

@@ -29,21 +29,12 @@ private:
 public: // !! temporarily
 
 
-	// id = -1;
-	Item root;
-
-
 	DirContainer dir_table;
 
-
-	// parent (or -1), item
-	//typedef std::multimap<long, Item> DirTable;
-	//DirTable dir_table;
-
-
 	bool ExtractName(const char * & s, std::string & name);
-
-
+	void CheckRootDir();
+	
+	
 	
 	
 public:
@@ -57,6 +48,8 @@ public:
 	
 	bool IsDir(long id);
 	
+	bool GetRootDir(Item ** item);
+	
 	bool GetDir(const std::string & path,              Item ** item);
 	bool GetDir(const std::string & name, long parent, Item ** item);