ui/android/ui_android_export.h

   1 // Copyright 2014 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #ifndef UI_ANDROID_UI_ANDROID_EXPORT_H_
   6 #define UI_ANDROID_UI_ANDROID_EXPORT_H_
   7
   8 // Defines UI_ANDROID_EXPORT so that functionality implemented by the UI module
   9 // can be exported to consumers.
  10
  11 #if defined(COMPONENT_BUILD)
  12
  13 #if defined(WIN32)
  14 #error Unsupported target architecture.
  15 #else  // !defined(WIN32)
  16
  17 #if defined(UI_ANDROID_IMPLEMENTATION)
  18 #define UI_ANDROID_EXPORT __attribute__((visibility("default")))
  19 #else
  20 #define UI_ANDROID_EXPORT
  21 #endif
  22
  23 #endif
  24
  25 #else  // !defined(COMPONENT_BUILD)
  26
  27 #define UI_ANDROID_EXPORT
  28
  29 #endif
  30
  31 #endif  // UI_ANDROID_UI_ANDROID_EXPORT_H_