Imported existing code

libraries/include/boost/numeric/conversion/cast.hpp

@@ -0,0 +1,51 @@
+//  (c) Copyright Fernando Luis Cacciola Carballal 2000-2004
+//  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/numeric/conversion
+//
+// Contact the author at: fernando_cacciola@hotmail.com
+//
+//
+//  Revision History
+//
+//    19 Nov 2001 Syntatic changes as suggested by Darin Adler (Fernando Cacciola)
+//    08 Nov 2001 Fixes to accommodate MSVC (Fernando Cacciola)
+//    04 Nov 2001 Fixes to accommodate gcc2.92 (Fernando Cacciola)
+//    30 Oct 2001 Some fixes suggested by Daryle Walker (Fernando Cacciola)
+//    25 Oct 2001 Initial boostification (Fernando Cacciola)
+//    23 Jan 2004 Inital add to cvs (post review)s
+//
+#ifndef BOOST_NUMERIC_CONVERSION_CAST_25OCT2001_HPP
+#define BOOST_NUMERIC_CONVERSION_CAST_25OCT2001_HPP
+
+#include <boost/detail/workaround.hpp>
+
+#if BOOST_WORKAROUND(BOOST_MSVC, < 1300) || BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x582))
+
+#  include<boost/numeric/conversion/detail/old_numeric_cast.hpp>
+
+#else
+
+#include <boost/type.hpp>
+#include <boost/numeric/conversion/converter.hpp>
+
+namespace boost
+{
+  template<typename Target, typename Source>
+  inline
+  Target numeric_cast ( Source arg )
+  {
+    typedef boost::numeric::converter<Target,Source> Converter ;
+    return Converter::convert(arg);
+  }
+
+  using numeric::bad_numeric_cast;
+
+} // namespace boost
+
+#endif
+
+
+#endif