visibility_control.h

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// Copyright (c) 2019, Open Source Robotics Foundation, Inc.
// All rights reserved.
//
// Software License Agreement (BSD License 2.0)
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#ifndef XARM_API__VISIBILITY_CONTROL_HPP_
#define XARM_API__VISIBILITY_CONTROL_HPP_

// This logic was borrowed (then namespaced) from the examples on the gcc wiki:
//     https://gcc.gnu.org/wiki/Visibility

#if defined _WIN32 || defined __CYGWIN__
  #ifdef __GNUC__
    #define XARM_API_EXPORT __attribute__ ((dllexport))
    #define XARM_API_IMPORT __attribute__ ((dllimport))
  #else
    #define XARM_API_EXPORT __declspec(dllexport)
    #define XARM_API_IMPORT __declspec(dllimport)
  #endif
  #ifdef XARM_API_BUILDING_LIBRARY
    #define XARM_API_PUBLIC XARM_API_EXPORT
  #else
    #define XARM_API_PUBLIC XARM_API_IMPORT
  #endif
  #define XARM_API_PUBLIC_TYPE XARM_API_PUBLIC
  #define XARM_API_LOCAL
#else
  #define XARM_API_EXPORT __attribute__ ((visibility("default")))
  #define XARM_API_IMPORT
  #if __GNUC__ >= 4
    #define XARM_API_PUBLIC __attribute__ ((visibility("default")))
    #define XARM_API_LOCAL  __attribute__ ((visibility("hidden")))
  #else
    #define XARM_API_PUBLIC
    #define XARM_API_LOCAL
  #endif
  #define XARM_API_PUBLIC_TYPE
#endif

#if defined _WIN32 || defined __CYGWIN__
  #ifdef __GNUC__
    #define XARM_API_PLUGIN_EXPORT __attribute__ ((dllexport))
    #define XARM_API_PLUGIN_IMPORT __attribute__ ((dllimport))
  #else
    #define XARM_API_PLUGIN_EXPORT __declspec(dllexport)
    #define XARM_API_PLUGIN_IMPORT __declspec(dllimport)
  #endif
  #ifdef XARM_API_PLUGIN_BUILDING_LIBRARY
    #define XARM_API_PLUGIN_PUBLIC XARM_API_PLUGIN_EXPORT
  #else
    #define XARM_API_PLUGIN_PUBLIC XARM_API_PLUGIN_IMPORT
  #endif
  #define XARM_API_PLUGIN_PUBLIC_TYPE XARM_API_PLUGIN_PUBLIC
  #define XARM_API_PLUGIN_LOCAL
#else
  #define XARM_API_PLUGIN_EXPORT __attribute__ ((visibility("default")))
  #define XARM_API_PLUGIN_IMPORT
  #if __GNUC__ >= 4
    #define XARM_API_PLUGIN_PUBLIC __attribute__ ((visibility("default")))
    #define XARM_API_PLUGIN_LOCAL  __attribute__ ((visibility("hidden")))
  #else
    #define XARM_API_PLUGIN_PUBLIC
    #define XARM_API_PLUGIN_LOCAL
  #endif
  #define XARM_API_PLUGIN_PUBLIC_TYPE
#endif

#endif  // XARM_API__VISIBILITY_CONTROL_HPP_