Code Reorganization

- Merged Path, File and Directory handling objects from metatask.git.
- Merged unit tests.
- These objects will replace a fair amount of code in task 1.9 and
  more in 2.0.

src/Path.h

@@ -0,0 +1,60 @@
+////////////////////////////////////////////////////////////////////////////////
+// task - a command line task list manager.
+//
+// Copyright 2006 - 2009, Paul Beckingham.
+// All rights reserved.
+//
+// This program is free software; you can redistribute it and/or modify it under
+// the terms of the GNU General Public License as published by the Free Software
+// Foundation; either version 2 of the License, or (at your option) any later
+// version.
+//
+// This program is distributed in the hope that it will be useful, but WITHOUT
+// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
+// details.
+//
+// You should have received a copy of the GNU General Public License along with
+// this program; if not, write to the
+//
+//     Free Software Foundation, Inc.,
+//     51 Franklin Street, Fifth Floor,
+//     Boston, MA
+//     02110-1301
+//     USA
+//
+////////////////////////////////////////////////////////////////////////////////
+#ifndef INCLUDED_PATH
+#define INCLUDED_PATH
+
+#include <vector>
+#include <string>
+
+class Path
+{
+public:
+  Path ();
+  Path (const Path&);
+  Path (const std::string&);
+  virtual ~Path ();
+
+  Path& operator= (const Path&);
+  std::string name () const;
+  std::string parent () const;
+  std::string extension () const;
+  bool exists () const;
+  bool is_directory () const;
+  bool readable () const;
+  bool writable () const;
+  bool executable () const;
+
+  // Statics
+  static std::string expand (const std::string&);
+  static std::vector<std::string> glob (const std::string&);
+
+public:
+  std::string data;
+};
+
+#endif
+////////////////////////////////////////////////////////////////////////////////