From Michael Platings, Converted std::fstream/ifstream/ofstream to osgDB::fstream/ifstream/ofstream and

fopen to osgDB::fopen to facilitate support for wide character filenames using UT8 encoding.

include/osgDB/ConvertUTF

@@ -0,0 +1,36 @@
+/* -*-c++-*- OpenSceneGraph - Copyright (C) 2008 Robert Osfield 
+ *
+ * This library is open source and may be redistributed and/or modified under  
+ * the terms of the OpenSceneGraph Public License (OSGPL) version 0.0 or 
+ * (at your option) any later version.  The full license is in LICENSE file
+ * included with this distribution, and on the openscenegraph.org website.
+ * 
+ * This library 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 
+ * OpenSceneGraph Public License for more details.
+*/
+
+#ifndef OSGDB_CONVERTUTF
+#define OSGDB_CONVERTUTF 1
+
+#include <osg/Config>
+#include <osgDB/Export>
+
+#include <string>
+
+namespace osgDB
+{
+
+std::string OSGDB_EXPORT convertUTF16toUTF8(const wchar_t* source, unsigned sourceLength);
+std::wstring OSGDB_EXPORT convertUTF8toUTF16(const char* source, unsigned sourceLength);
+
+inline std::string convertUTF16toUTF8(const std::wstring& s){return convertUTF16toUTF8(s.c_str(), s.length());}
+inline std::string convertUTF16toUTF8(const wchar_t* s){return convertUTF16toUTF8(s, wcslen(s));}
+
+inline std::wstring convertUTF8toUTF16(const std::string& s){return convertUTF8toUTF16(s.c_str(), s.length());}
+inline std::wstring convertUTF8toUTF16(const char* s){return convertUTF8toUTF16(s, strlen(s));}
+
+}
+
+#endif