libbe_build: Synchronize Directory.cpp with the main one.

The set_dir_fd code appears to be libbe_build specific, so that
and accompanying logic is preserved.

headers/build/os/storage/Directory.h

@@ -1,15 +1,11 @@
-//----------------------------------------------------------------------
-//  This software is part of the Haiku distribution and is covered
-//  by the MIT License.
-//---------------------------------------------------------------------
-/*!
-	\file Directory.h
-	BDirectory interface declaration.
-*/
-
+/*
+ * Copyright 2002-2006, Haiku, Inc. All Rights Reserved.
+ * Distributed under the terms of the MIT License.
+ */
 #ifndef _DIRECTORY_H
 #define _DIRECTORY_H
 
+
 #include <Node.h>
 #include <EntryList.h>
 #include <StorageDefs.h>
@@ -17,20 +13,11 @@
 
 class BFile;
 class BSymLink;
+struct stat_beos;
 
-/*!
-	\class BDirectory
-	\brief A directory in the filesystem
 
-	Provides an interface for manipulating directories and their contents.
-
-	\author <a href='mailto:[email protected]'>Ingo Weinhold</a>
-	\author <a href="mailto:[email protected]">Tyler Dauwalder</a>
-
-	\version 0.0.0
-*/
 class BDirectory : public BNode, public BEntryList {
-public:
+	public:
 		BDirectory();
 		BDirectory(const BDirectory &dir);
 		BDirectory(const entry_ref *ref);
@@ -49,6 +36,8 @@ public:
 
 		status_t GetEntry(BEntry *entry) const;
 
+		bool IsRootDirectory() const;
+
 		status_t FindEntry(const char *path, BEntry *entry,
 			bool traverse = false) const;
 
@@ -72,8 +61,10 @@ public:
 
 		BDirectory &operator=(const BDirectory &dir);
 
-private:
+	private:
 		friend class BNode;
+		friend class BEntry;
+		friend class BFile;
 
 		virtual void _ErectorDirectory1();
 		virtual void _ErectorDirectory2();
@@ -82,25 +73,18 @@ private:
 		virtual void _ErectorDirectory5();
 		virtual void _ErectorDirectory6();
 
-private:
+	private:
 		virtual void close_fd();
 		int get_fd() const;
 
 		status_t set_dir_fd(int fd);
 
-private:
+	private:
 		uint32 _reservedData[7];
 		int fDirFd;
 		node_ref fDirNodeRef;
-
-	friend class BEntry;
-	friend class BFile;
 };
 
-
-// C functions
-
 status_t create_directory(const char *path, mode_t mode);
 
-
 #endif	// _DIRECTORY_H