components/arc/arc_export.h

// Copyright 2017 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef COMPONENTS_ARC_ARC_EXPORT_H_
#define COMPONENTS_ARC_ARC_EXPORT_H_

#if !defined(OS_CHROMEOS)
#error "ARC can be built only for Chrome OS."
#endif  // defined(OS_CHROMEOS)

#if defined(COMPONENT_BUILD) && defined(ARC_IMPLEMENTATION)
#define ARC_EXPORT __attribute__((visibility("default")))
#else  // !defined(COMPONENT_BUILD) || !defined(ARC_IMPLEMENTATION)
#define ARC_EXPORT
#endif

#endif  // COMPONENTS_ARC_ARC_EXPORT_H_