text: // Copyright 2020 The Dawn Authors
  //
  // 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 DAWNPLATFORM_EXPORT_H_
  #define DAWNPLATFORM_EXPORT_H_
  
  #if defined(DAWN_PLATFORM_SHARED_LIBRARY)
  #    if defined(_WIN32)
  #        if defined(DAWN_PLATFORM_IMPLEMENTATION)
  #            define DAWN_PLATFORM_EXPORT __declspec(dllexport)
  #        else
  #            define DAWN_PLATFORM_EXPORT __declspec(dllimport)
  #        endif
  #    else  // defined(_WIN32)
  #        if defined(DAWN_PLATFORM_IMPLEMENTATION)
  #            define DAWN_PLATFORM_EXPORT __attribute__((visibility("default")))
  #        else
  #            define DAWN_PLATFORM_EXPORT
  #        endif
  #    endif  // defined(_WIN32)
  #else       // defined(DAWN_PLATFORM_SHARED_LIBRARY)
  #    define DAWN_PLATFORM_EXPORT
  #endif  // defined(DAWN_PLATFORM_SHARED_LIBRARY)
  
  #endif  // DAWNPLATFORM_EXPORT_H_
  