// Boost.Function library

//  Copyright (C) Douglas Gregor 2008

//

//  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)

//

// For more information, see http://www.boost.org

#ifndef BOOST_FUNCTION_FWD_HPP

#define BOOST_FUNCTION_FWD_HPP

#include <boost/config.hpp>

#if defined(__sgi) && defined(_COMPILER_VERSION) && _COMPILER_VERSION <= 730 && !defined(BOOST_STRICT_CONFIG)

// Work around a compiler bug.

// boost::python::objects::function has to be seen by the compiler before the

// boost::function class template.

namespace boost { namespace python { namespace objects {

  class function;

}}}

#endif

#if defined (BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION)                    \

 || defined(BOOST_BCB_PARTIAL_SPECIALIZATION_BUG)                         \

 || !(BOOST_STRICT_CONFIG || !defined(__SUNPRO_CC) || __SUNPRO_CC > 0x540)

#  define BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX

#endif

namespace boost {

  class bad_function_call;

#if !defined(BOOST_FUNCTION_NO_FUNCTION_TYPE_SYNTAX)

  // Preferred syntax

  template<typename Signature> class function;

  template<typename Signature>

  inline void swap(function<Signature>& f1, function<Signature>& f2)

  {

    f1.swap(f2);

  }

#endif // have partial specialization

  // Portable syntax

  template<typename R> class function0;

  template<typename R, typename T1> class function1;

  template<typename R, typename T1, typename T2> class function2;

  template<typename R, typename T1, typename T2, typename T3> class function3;

  template<typename R, typename T1, typename T2, typename T3, typename T4> 

    class function4;

  template<typename R, typename T1, typename T2, typename T3, typename T4,

           typename T5> 

    class function5;

  template<typename R, typename T1, typename T2, typename T3, typename T4,

           typename T5, typename T6> 

    class function6;

  template<typename R, typename T1, typename T2, typename T3, typename T4,

           typename T5, typename T6, typename T7> 

    class function7;

  template<typename R, typename T1, typename T2, typename T3, typename T4,

           typename T5, typename T6, typename T7, typename T8> 

    class function8;

  template<typename R, typename T1, typename T2, typename T3, typename T4,

           typename T5, typename T6, typename T7, typename T8, typename T9> 

    class function9;

  template<typename R, typename T1, typename T2, typename T3, typename T4,

           typename T5, typename T6, typename T7, typename T8, typename T9,

           typename T10> 

    class function10;

}

#endif