1// Copyright (c) 2012 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_MESSAGE_CENTER_MESSAGE_CENTER_EXPORT_H_
6#define UI_MESSAGE_CENTER_MESSAGE_CENTER_EXPORT_H_
7
8// Defines MESSAGE_CENTER_EXPORT so that functionality implemented by the
9// message_center module can be exported to consumers.
10
11#if defined(COMPONENT_BUILD)
12#if defined(WIN32)
13
14#if defined(MESSAGE_CENTER_IMPLEMENTATION)
15#define MESSAGE_CENTER_EXPORT __declspec(dllexport)
16#else
17#define MESSAGE_CENTER_EXPORT __declspec(dllimport)
18#endif  // defined(MESSAGE_CENTER_IMPLEMENTATION)
19
20#else  // defined(WIN32)
21#if defined(MESSAGE_CENTER_IMPLEMENTATION)
22#define MESSAGE_CENTER_EXPORT __attribute__((visibility("default")))
23#else
24#define MESSAGE_CENTER_EXPORT
25#endif
26#endif
27
28#else  // defined(COMPONENT_BUILD)
29#define MESSAGE_CENTER_EXPORT
30#endif
31
32#endif  // UI_MESSAGE_CENTER_MESSAGE_CENTER_EXPORT_H_
33