.. _program_listing_file_include_class_loader_register_macro.hpp:

Program Listing for File register_macro.hpp
===========================================

|exhale_lsh| :ref:`Return to documentation for file <file_include_class_loader_register_macro.hpp>` (``include/class_loader/register_macro.hpp``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   /*
    * Copyright (c) 2012, Willow Garage, Inc.
    * All rights reserved.
    *
    * Redistribution and use in source and binary forms, with or without
    * modification, are permitted provided that the following conditions are met:
    *
    *     * Redistributions of source code must retain the above copyright
    *       notice, this list of conditions and the following disclaimer.
    *     * Redistributions in binary form must reproduce the above copyright
    *       notice, this list of conditions and the following disclaimer in the
    *       documentation and/or other materials provided with the distribution.
    *     * Neither the name of the copyright holders nor the names of its
    *       contributors may be used to endorse or promote products derived from
    *       this software without specific prior written permission.
    *
    * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
    * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
    * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
    * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
    * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
    * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
    * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
    * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
    * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
    * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
    * POSSIBILITY OF SUCH DAMAGE.
    */
   
   #ifndef CLASS_LOADER__REGISTER_MACRO_HPP_
   #define CLASS_LOADER__REGISTER_MACRO_HPP_
   
   #include <string>
   
   // TODO(mikaelarguedas) remove this once console_bridge complies with this
   // see https://github.com/ros/console_bridge/issues/55
   #ifdef __clang__
   # pragma clang diagnostic push
   # pragma clang diagnostic ignored "-Wgnu-zero-variadic-macro-arguments"
   #endif
   #include "console_bridge/console.h"
   #ifdef __clang__
   # pragma clang diagnostic pop
   #endif
   #include "class_loader/class_loader_core.hpp"
   
   #define CLASS_LOADER_REGISTER_CLASS_INTERNAL_WITH_MESSAGE(Derived, Base, UniqueID, Message) \
     namespace \
     { \
     struct ProxyExec ## UniqueID \
     { \
       typedef  Derived _derived; \
       typedef  Base _base; \
       ProxyExec ## UniqueID() \
       { \
         if (!std::string(Message).empty()) { \
           CONSOLE_BRIDGE_logInform("%s", Message); \
         } \
         class_loader::impl::registerPlugin<_derived, _base>(#Derived, #Base); \
       } \
     }; \
     static ProxyExec ## UniqueID g_register_plugin_ ## UniqueID; \
     }  // namespace
   
   #define CLASS_LOADER_REGISTER_CLASS_INTERNAL_HOP1_WITH_MESSAGE(Derived, Base, UniqueID, Message) \
     CLASS_LOADER_REGISTER_CLASS_INTERNAL_WITH_MESSAGE(Derived, Base, UniqueID, Message)
   
   #define CLASS_LOADER_REGISTER_CLASS_WITH_MESSAGE(Derived, Base, Message) \
     CLASS_LOADER_REGISTER_CLASS_INTERNAL_HOP1_WITH_MESSAGE(Derived, Base, __COUNTER__, Message)
   
   #define CLASS_LOADER_REGISTER_CLASS(Derived, Base) \
     CLASS_LOADER_REGISTER_CLASS_WITH_MESSAGE(Derived, Base, "")
   
   #endif  // CLASS_LOADER__REGISTER_MACRO_HPP_