ceph/src/boost/boost/lambda/detail/lambda_fwd.hpp

   1 //  lambda_fwd.hpp - Boost Lambda Library -------------------------------
   2
   3 // Copyright (C) 1999, 2000 Jaakko Jarvi (jaakko.jarvi@cs.utu.fi)
   4 //
   5 // Distributed under the Boost Software License, Version 1.0. (See
   6 // accompanying file LICENSE_1_0.txt or copy at
   7 // http://www.boost.org/LICENSE_1_0.txt)
   8 //
   9 // For more information, see www.boost.org
  10
  11 // -------------------------------------------------------
  12
  13 #ifndef BOOST_LAMBDA_FWD_HPP
  14 #define BOOST_LAMBDA_FWD_HPP
  15
  16 namespace boost {
  17 namespace lambda {
  18
  19 namespace detail {
  20
  21 template<class T> struct generate_error;
  22
  23 }
  24 // -- placeholders --------------------------------------------
  25
  26 template <int I> struct placeholder;
  27
  28 // function_adaptors
  29 template <class Func>
  30 struct function_adaptor;
  31
  32 template <int I, class Act> class action;
  33
  34 template <class Base>
  35 class lambda_functor;
  36
  37 template <class Act, class Args>
  38 class lambda_functor_base;
  39
  40 } // namespace lambda
  41 } // namespace boost
  42
  43
  44 //  #define CALL_TEMPLATE_ARGS class A, class Env
  45 //  #define CALL_FORMAL_ARGS A& a, Env& env
  46 //  #define CALL_ACTUAL_ARGS a, env
  47 //  #define CALL_ACTUAL_ARGS_NO_ENV a
  48 //  #define CALL_REFERENCE_TYPES A&, Env&
  49 //  #define CALL_PLAIN_TYPES A, Env
  50 #define CALL_TEMPLATE_ARGS class A, class B, class C, class Env
  51 #define CALL_FORMAL_ARGS A& a, B& b, C& c, Env& env
  52 #define CALL_ACTUAL_ARGS a, b, c, env
  53 #define CALL_ACTUAL_ARGS_NO_ENV a, b, c
  54 #define CALL_REFERENCE_TYPES A&, B&, C&, Env&
  55 #define CALL_PLAIN_TYPES A, B, C, Env
  56
  57 namespace boost {
  58 namespace lambda {
  59 namespace detail {
  60
  61 template<class A1, class A2, class A3, class A4>
  62 void do_nothing(A1&, A2&, A3&, A4&) {}
  63
  64 } // detail
  65 } // lambda
  66 } // boost
  67
  68 // prevent the warnings from unused arguments
  69 #define CALL_USE_ARGS \
  70 ::boost::lambda::detail::do_nothing(a, b, c, env)
  71
  72
  73
  74 #endif