luabind/detail/overload_rep_base.hpp

   1 // Copyright (c) 2003 Daniel Wallin and Arvid Norberg
   2
   3 // Permission is hereby granted, free of charge, to any person obtaining a
   4 // copy of this software and associated documentation files (the "Software"),
   5 // to deal in the Software without restriction, including without limitation
   6 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   7 // and/or sell copies of the Software, and to permit persons to whom the
   8 // Software is furnished to do so, subject to the following conditions:
   9
  10 // The above copyright notice and this permission notice shall be included
  11 // in all copies or substantial portions of the Software.
  12
  13 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
  14 // ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
  15 // TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
  16 // PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
  17 // SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
  18 // ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  19 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
  21 // OR OTHER DEALINGS IN THE SOFTWARE.
  22
  23 #ifndef LUABIND_OVERLOAD_REP_BASE_HPP_INCLUDED
  24 #define LUABIND_OVERLOAD_REP_BASE_HPP_INCLUDED
  25
  26 #include <luabind/config.hpp>
  27
  28 namespace luabind { namespace detail
  29 {
  30         // this class represents a specific overload of a member-function.
  31         struct overload_rep_base
  32         {
  33                 typedef int(*match_ptr)(lua_State*);
  34                 typedef void(*get_sig_ptr)(lua_State*, std::string&);
  35
  36                 inline int match(lua_State* L, int num_params) const { if (num_params != m_arity) return -1; return m_match_fun(L); }
  37                 inline void set_match_fun(match_ptr f) { m_match_fun = f; }
  38
  39 #ifndef LUABIND_NO_ERROR_CHECKING
  40                 inline void get_signature(lua_State* L, std::string& s) const { m_get_signature_fun(L, s); }
  41                 inline void set_sig_fun(get_sig_ptr f) { m_get_signature_fun = f; }
  42 #endif
  43
  44         protected:
  45
  46 #ifndef LUABIND_NO_ERROR_CHECKING
  47                 get_sig_ptr m_get_signature_fun;
  48 #endif
  49
  50                 match_ptr m_match_fun;
  51                 int m_arity;
  52         };
  53
  54 }} // namespace luabind::detail
  55
  56 #endif // LUABIND_OVERLOAD_REP_BASE_HPP_INCLUDED