src/boost/boost/exception/current_exception_cast.hpp

   1 //Copyright (c) 2006-2009 Emil Dotchevski and Reverge Studios, Inc.
   2
   3 //Distributed under the Boost Software License, Version 1.0. (See accompanying
   4 //file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   5
   6 #ifndef UUID_7E83C166200811DE885E826156D89593
   7 #define UUID_7E83C166200811DE885E826156D89593
   8 #if defined(__GNUC__) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
   9 #pragma GCC system_header
  10 #endif
  11 #if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
  12 #pragma warning(push,1)
  13 #endif
  14
  15 namespace
  16 boost
  17     {
  18     template <class E>
  19     inline
  20     E *
  21     current_exception_cast()
  22         {
  23         try
  24             {
  25             throw;
  26             }
  27         catch(
  28         E & e )
  29             {
  30             return &e;
  31             }
  32         catch(
  33         ...)
  34             {
  35             return 0;
  36             }
  37         }
  38     }
  39
  40 #if defined(_MSC_VER) && !defined(BOOST_EXCEPTION_ENABLE_WARNINGS)
  41 #pragma warning(pop)
  42 #endif
  43 #endif