44 lines
1.1 KiB
C
44 lines
1.1 KiB
C
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//
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// SPDX-License-Identifier: BSD-3-Clause
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// Copyright (c) Contributors to the OpenEXR Project.
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//
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#ifndef INCLUDED_ILMTHREADEXPORT_H
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#define INCLUDED_ILMTHREADEXPORT_H
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#include "OpenEXRConfig.h"
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// See website/SymbolVisibility.rst for more discussion
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/// \addtogroup ExportMacros
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/// @{
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// are we making a DLL under windows (might be msvc or mingw or others)
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#if defined(OPENEXR_DLL)
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// when building as a DLL for windows, typical dllexport / import case
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// where we need to switch depending on whether we are compiling
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// internally or not
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# if defined(ILMTHREAD_EXPORTS)
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# define ILMTHREAD_EXPORT __declspec (dllexport)
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# else
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# define ILMTHREAD_EXPORT __declspec (dllimport)
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# endif
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// DLLs don't support these types of visibility controls, just leave them as empty
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# define ILMTHREAD_EXPORT_TYPE
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# define ILMTHREAD_HIDDEN
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#else // OPENEXR_DLL
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// just pass these through from the top level config
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# define ILMTHREAD_EXPORT OPENEXR_EXPORT
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# define ILMTHREAD_HIDDEN OPENEXR_HIDDEN
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# define ILMTHREAD_EXPORT_TYPE OPENEXR_EXPORT_TYPE
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#endif // OPENEXR_DLL
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/// @}
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#endif // INCLUDED_ILMTHREADEXPORT_H
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