luabind/function.hpp

   1 // Copyright Daniel Wallin 2008. Use, modification and distribution is
   2 // subject to the Boost Software License, Version 1.0. (See accompanying
   3 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
   4
   5 #ifndef LUABIND_FUNCTION2_081014_HPP
   6 # define LUABIND_FUNCTION2_081014_HPP
   7
   8 # include <luabind/make_function.hpp>
   9 # include <luabind/scope.hpp>
  10 # include <luabind/detail/call_function.hpp>
  11
  12 namespace luabind {
  13
  14 namespace detail
  15 {
  16
  17   template <class F, class Policies>
  18   struct function_registration : registration
  19   {
  20       function_registration(char const* name, F f, Policies const& policies)
  21         : name(name)
  22         , f(f)
  23         , policies(policies)
  24       {}
  25
  26       void register_(lua_State* L) const
  27       {
  28           object fn = make_function(L, f, deduce_signature(f), policies);
  29
  30           add_overload(
  31               object(from_stack(L, -1))
  32             , name
  33             , fn
  34           );
  35       }
  36
  37       char const* name;
  38       F f;
  39       Policies policies;
  40   };
  41
  42   LUABIND_API bool is_luabind_function(lua_State* L, int index);
  43
  44 } // namespace detail
  45
  46 template <class F, class Policies>
  47 scope def(char const* name, F f, Policies const& policies)
  48 {
  49     return scope(std::auto_ptr<detail::registration>(
  50         new detail::function_registration<F, Policies>(name, f, policies)));
  51 }
  52
  53 template <class F>
  54 scope def(char const* name, F f)
  55 {
  56     return def(name, f, detail::null_type());
  57 }
  58
  59 } // namespace luabind
  60
  61 #endif // LUABIND_FUNCTION2_081014_HPP
  62