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diff --git a/3rdParty/Boost/libs/filesystem/src/portability.cpp b/3rdParty/Boost/libs/filesystem/src/portability.cpp
new file mode 100644
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+++ b/3rdParty/Boost/libs/filesystem/src/portability.cpp
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+//  portability.cpp  ---------------------------------------------------------//
+
+//  Copyright 2002-2005 Beman Dawes
+//  Use, modification, and distribution is subject to the Boost Software
+//  License, Version 1.0. (See accompanying file LICENSE_1_0.txt or copy
+//  at http://www.boost.org/LICENSE_1_0.txt)
+
+//  See library home page at http://www.boost.org/libs/filesystem
+
+//----------------------------------------------------------------------------// 
+
+// define BOOST_FILESYSTEM_SOURCE so that <boost/filesystem/config.hpp> knows
+// the library is being built (possibly exporting rather than importing code)
+#define BOOST_FILESYSTEM_SOURCE 
+
+#include <boost/filesystem/config.hpp>
+#include <boost/filesystem/path.hpp>
+
+namespace fs = boost::filesystem;
+
+#include <cstring> // SGI MIPSpro compilers need this
+
+# ifdef BOOST_NO_STDC_NAMESPACE
+    namespace std { using ::strerror; }
+# endif
+
+//----------------------------------------------------------------------------//
+
+namespace
+{
+  const char invalid_chars[] =
+    "\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B\x0C\x0D\x0E\x0F"
+    "\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1A\x1B\x1C\x1D\x1E\x1F"
+    "<>:\"/\\|";
+  // note that the terminating '\0' is part of the string - thus the size below
+  // is sizeof(invalid_chars) rather than sizeof(invalid_chars)-1.  I 
+  const std::string windows_invalid_chars( invalid_chars, sizeof(invalid_chars) );
+
+  const std::string valid_posix(
+    "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789._-" );
+
+} // unnamed namespace
+
+namespace boost
+{
+  namespace filesystem
+  {
+
+    //  name_check functions  ----------------------------------------------//
+
+#   ifdef BOOST_WINDOWS
+    BOOST_FILESYSTEM_DECL bool native( const std::string & name )
+    {
+      return windows_name( name );
+    }
+#   else
+    BOOST_FILESYSTEM_DECL bool native( const std::string & name )
+    {
+      return  name.size() != 0
+        && name[0] != ' '
+        && name.find('/') == std::string::npos;
+    }
+#   endif
+
+    BOOST_FILESYSTEM_DECL bool portable_posix_name( const std::string & name )
+    {
+      return name.size() != 0
+        && name.find_first_not_of( valid_posix ) == std::string::npos;     
+    }
+
+    BOOST_FILESYSTEM_DECL bool windows_name( const std::string & name )
+    {
+      return name.size() != 0
+        && name[0] != ' '
+        && name.find_first_of( windows_invalid_chars ) == std::string::npos
+        && *(name.end()-1) != ' '
+        && (*(name.end()-1) != '.'
+          || name.length() == 1 || name == "..");
+    }
+
+    BOOST_FILESYSTEM_DECL bool portable_name( const std::string & name )
+    {
+      return
+        name.size() != 0
+        && ( name == "."
+          || name == ".."
+          || (windows_name( name )
+            && portable_posix_name( name )
+            && name[0] != '.' && name[0] != '-'));
+    }
+
+    BOOST_FILESYSTEM_DECL bool portable_directory_name( const std::string & name )
+    {
+      return
+        name == "."
+        || name == ".."
+        || (portable_name( name )
+          && name.find('.') == std::string::npos);
+    }
+
+    BOOST_FILESYSTEM_DECL bool portable_file_name( const std::string & name )
+    {
+      std::string::size_type pos;
+      return
+         portable_name( name )
+         && name != "."
+         && name != ".."
+         && ( (pos = name.find( '.' )) == std::string::npos
+             || (name.find( '.', pos+1 ) == std::string::npos
+               && (pos + 5) > name.length() ))
+        ;
+    }
+
+  } // namespace filesystem
+} // namespace boost