Program Listing for File fuse_macros.hpp

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// Copyright 2014 Open Source Robotics Foundation, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

/***************************************************************************
 * This file has been modified from its original published source.
 * https://raw.githubusercontent.com/ros2/rclcpp/master/rclcpp/include/rclcpp/macros.hpp
 * Modifications are provided under the BSD license.
 ***************************************************************************/

/*
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#ifndef FUSE_CORE__FUSE_MACROS_HPP_
#define FUSE_CORE__FUSE_MACROS_HPP_

// Required by __MAKE_SHARED_ALIGNED_DEFINITION, that uses Eigen::aligned_allocator<T>().
#include <Eigen/Core>

#include <memory>
#include <string>
#include <utility>

#if __cpp_aligned_new
  #define FUSE_MAKE_ALIGNED_OPERATOR_NEW()
#else
  #define FUSE_MAKE_ALIGNED_OPERATOR_NEW() EIGEN_MAKE_ALIGNED_OPERATOR_NEW
#endif

#define FUSE_SMART_PTR_DEFINITIONS(...) \
  __FUSE_SHARED_PTR_ALIAS(__VA_ARGS__) \
  __FUSE_MAKE_SHARED_DEFINITION(__VA_ARGS__) \
  __FUSE_WEAK_PTR_ALIAS(__VA_ARGS__) \
  __FUSE_UNIQUE_PTR_ALIAS(__VA_ARGS__) \
  __FUSE_MAKE_UNIQUE_DEFINITION(__VA_ARGS__)

#if __cpp_aligned_new
  #define FUSE_SMART_PTR_DEFINITIONS_WITH_EIGEN(...) \
  FUSE_SMART_PTR_DEFINITIONS(__VA_ARGS__)
#else
  #define FUSE_SMART_PTR_DEFINITIONS_WITH_EIGEN(...) \
  EIGEN_MAKE_ALIGNED_OPERATOR_NEW \
  __FUSE_SHARED_PTR_ALIAS(__VA_ARGS__) \
  __FUSE_MAKE_SHARED_ALIGNED_DEFINITION(__VA_ARGS__) \
  __FUSE_WEAK_PTR_ALIAS(__VA_ARGS__) \
  __FUSE_UNIQUE_PTR_ALIAS(__VA_ARGS__) \
  __FUSE_MAKE_UNIQUE_DEFINITION(__VA_ARGS__)
#endif

#define FUSE_SMART_PTR_ALIASES_ONLY(...) \
  __FUSE_SHARED_PTR_ALIAS(__VA_ARGS__) \
  __FUSE_WEAK_PTR_ALIAS(__VA_ARGS__) \
  __FUSE_UNIQUE_PTR_ALIAS(__VA_ARGS__)

#define __FUSE_SHARED_PTR_ALIAS(...) \
  using SharedPtr = std::shared_ptr<__VA_ARGS__>; \
  using ConstSharedPtr = std::shared_ptr<const __VA_ARGS__>;

#define __FUSE_MAKE_SHARED_DEFINITION(...) \
  template<typename ... Args> \
  static std::shared_ptr<__VA_ARGS__> \
  make_shared(Args && ... args) \
  { \
    return std::make_shared<__VA_ARGS__>(std::forward<Args>(args) ...); \
  }

#define __FUSE_MAKE_SHARED_ALIGNED_DEFINITION(...) \
  template<typename ... Args> \
  static std::shared_ptr<__VA_ARGS__> \
  make_shared(Args && ... args) \
  { \
    return std::allocate_shared<__VA_ARGS__>( \
      Eigen::aligned_allocator<__VA_ARGS__>(), \
      std::forward<Args>(args) ...); \
  }

#define __FUSE_WEAK_PTR_ALIAS(...) \
  using WeakPtr = std::weak_ptr<__VA_ARGS__>; \
  using ConstWeakPtr = std::weak_ptr<const __VA_ARGS__>;

#define __FUSE_UNIQUE_PTR_ALIAS(...) \
  using UniquePtr = std::unique_ptr<__VA_ARGS__>;

#if __cplusplus >= 201402L
  #define __FUSE_MAKE_UNIQUE_DEFINITION(...) \
  template<typename ... Args> \
  static std::unique_ptr<__VA_ARGS__> \
  make_unique(Args && ... args) \
  { \
    return std::make_unique<__VA_ARGS__>(std::forward<Args>(args) ...); \
  }
#else
  #define __FUSE_MAKE_UNIQUE_DEFINITION(...) \
  template<typename ... Args> \
  static std::unique_ptr<__VA_ARGS__> \
  make_unique(Args && ... args) \
  { \
    return std::unique_ptr<__VA_ARGS__>(new __VA_ARGS__(std::forward<Args>(args) ...)); \
  }
#endif

#endif  // FUSE_CORE__FUSE_MACROS_HPP_