44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
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/*
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* Copyright (c) 2018 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#ifndef RTC_BASE_SYSTEM_RTC_EXPORT_H_
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#define RTC_BASE_SYSTEM_RTC_EXPORT_H_
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// RTC_EXPORT is used to mark symbols as exported or imported when WebRTC is
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// built or used as a shared library.
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// When WebRTC is built as a static library the RTC_EXPORT macro expands to
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// nothing.
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#ifdef WEBRTC_ENABLE_SYMBOL_EXPORT
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#ifdef WEBRTC_WIN
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#ifdef WEBRTC_LIBRARY_IMPL
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#define RTC_EXPORT __declspec(dllexport)
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#else
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#define RTC_EXPORT __declspec(dllimport)
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#endif
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#else // WEBRTC_WIN
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#if __has_attribute(visibility) && defined(WEBRTC_LIBRARY_IMPL)
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#define RTC_EXPORT __attribute__((visibility("default")))
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#endif
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#endif // WEBRTC_WIN
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#endif // WEBRTC_ENABLE_SYMBOL_EXPORT
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#ifndef RTC_EXPORT
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#define RTC_EXPORT
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#endif
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#endif // RTC_BASE_SYSTEM_RTC_EXPORT_H_
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