.. _program_listing_file__tmp_ws_src_rosbag2_rosbag2_compression_zstd_include_rosbag2_compression_zstd_visibility_control.hpp: Program Listing for File visibility_control.hpp =============================================== |exhale_lsh| :ref:`Return to documentation for file ` (``/tmp/ws/src/rosbag2/rosbag2_compression_zstd/include/rosbag2_compression_zstd/visibility_control.hpp``) .. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS .. code-block:: cpp // Copyright 2021 Amazon.com, Inc. or its affiliates. All Rights Reserved. // // 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. #ifndef ROSBAG2_COMPRESSION_ZSTD__VISIBILITY_CONTROL_HPP_ #define ROSBAG2_COMPRESSION_ZSTD__VISIBILITY_CONTROL_HPP_ #ifdef __cplusplus extern "C" { #endif // 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 ROSBAG2_COMPRESSION_ZSTD_EXPORT __attribute__ ((dllexport)) #define ROSBAG2_COMPRESSION_ZSTD_IMPORT __attribute__ ((dllimport)) #else #define ROSBAG2_COMPRESSION_ZSTD_EXPORT __declspec(dllexport) #define ROSBAG2_COMPRESSION_ZSTD_IMPORT __declspec(dllimport) #endif #ifdef ROSBAG2_COMPRESSION_ZSTD_BUILDING_DLL #define ROSBAG2_COMPRESSION_ZSTD_PUBLIC ROSBAG2_COMPRESSION_ZSTD_EXPORT #else #define ROSBAG2_COMPRESSION_ZSTD_PUBLIC ROSBAG2_COMPRESSION_ZSTD_IMPORT #endif #define ROSBAG2_COMPRESSION_ZSTD_PUBLIC_TYPE ROSBAG2_COMPRESSION_ZSTD_PUBLIC #define ROSBAG2_COMPRESSION_ZSTD_LOCAL #else #define ROSBAG2_COMPRESSION_ZSTD_EXPORT __attribute__ ((visibility("default"))) #define ROSBAG2_COMPRESSION_ZSTD_IMPORT #if __GNUC__ >= 4 #define ROSBAG2_COMPRESSION_ZSTD_PUBLIC __attribute__ ((visibility("default"))) #define ROSBAG2_COMPRESSION_ZSTD_LOCAL __attribute__ ((visibility("hidden"))) #else #define ROSBAG2_COMPRESSION_ZSTD_PUBLIC #define ROSBAG2_COMPRESSION_ZSTD_LOCAL #endif #define ROSBAG2_COMPRESSION_ZSTD_PUBLIC_TYPE #endif #ifdef __cplusplus } #endif #endif // ROSBAG2_COMPRESSION_ZSTD__VISIBILITY_CONTROL_HPP_