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.

src/osgDB/fstream.cpp

@@ -0,0 +1,61 @@
+/* -*-c++-*- OpenSceneGraph - Copyright (C) 1998-2008 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.
+*/
+
+#include <osgDB/fstream>
+#include <osgDB/ConvertUTF>
+
+#include <osg/Config>
+
+namespace osgDB
+{
+
+#ifdef OSG_USE_UTF8_FILENAME
+#define OSGDB_CONVERT_UTF8_FILENAME(s) convertUTF8toUTF16(s).c_str()
+#else
+#define OSGDB_CONVERT_UTF8_FILENAME(s) s
+#endif
+
+    fstream::fstream(){}
+    fstream::fstream(const char* filename,
+        std::ios_base::openmode mode) : std::fstream(OSGDB_CONVERT_UTF8_FILENAME(filename), mode)
+    {}
+    fstream::~fstream(){}
+    void fstream::open(const char* filename,
+        std::ios_base::openmode mode)
+    {
+        std::fstream::open(OSGDB_CONVERT_UTF8_FILENAME(filename), mode);
+    }
+
+    ifstream::ifstream(){}
+    ifstream::ifstream(const char* filename,
+        std::ios_base::openmode mode) : std::ifstream(OSGDB_CONVERT_UTF8_FILENAME(filename), mode)
+    {}
+    ifstream::~ifstream(){}
+    void ifstream::open(const char* filename,
+        std::ios_base::openmode mode)
+    {
+        std::ifstream::open(OSGDB_CONVERT_UTF8_FILENAME(filename), mode);
+    }
+
+    ofstream::ofstream(){}
+    ofstream::ofstream(const char* filename,
+        std::ios_base::openmode mode) : std::ofstream(OSGDB_CONVERT_UTF8_FILENAME(filename), mode)
+    {}
+    ofstream::~ofstream(){}
+    void ofstream::open(const char* filename,
+        std::ios_base::openmode mode)
+    {
+        std::ofstream::open(OSGDB_CONVERT_UTF8_FILENAME(filename), mode);
+    }
+
+}