Replaced root dir inode magic number with a const.

src/ox/fs/filesystem.cpp

@@ -6,3 +6,8 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
  */
 #include "filesystem.hpp"
+
+namespace ox {
+namespace fs {
+}
+}

src/ox/fs/filesystem.hpp

@@ -41,6 +41,9 @@ class FileSystem {
 			}
 		};
 
+		// static members
+		static typename FileStore::InodeId_t INODE_ROOT_DIR;
+
 		FileStore *store = nullptr;
 
 	public:
@@ -55,6 +58,9 @@ class FileSystem {
 		static uint8_t *format(uint8_t *buffer, typename FileStore::FsSize_t size);
 };
 
+template<typename FileStore>
+typename FileStore::InodeId_t FileSystem<FileStore>::INODE_ROOT_DIR = 2;
+
 template<typename FileStore>
 int FileSystem<FileStore>::mkdir(const char *path) {
 	return 0;
@@ -81,7 +87,7 @@ uint8_t *FileSystem<FileStore>::format(uint8_t *buffer, typename FileStore::FsSi
 	char dirBuff[sizeof(Directory) + sizeof(Directory)];
 	Directory &dir = *((Directory*) dirBuff);
 	DirectoryEntry entry;
-	entry.inode = 2;
+	entry.inode = INODE_ROOT_DIR;
 	entry.name = '/';
 	entry.nameLen = 1;