67 lines
2.1 KiB
C
67 lines
2.1 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_IMFEXPORT_H
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#define INCLUDED_IMFEXPORT_H
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#include "OpenEXRConfig.h"
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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(OPENEXR_EXPORTS)
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# define IMF_EXPORT __declspec (dllexport)
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// mingw needs the export when the extern is defined
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# if defined(__MINGW32__)
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# define IMF_EXPORT_EXTERN_TEMPLATE IMF_EXPORT
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# define IMF_EXPORT_TEMPLATE_INSTANCE
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// for mingw windows, we need to cause this to export the
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// typeinfo tables (but you don't need to have the
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// complementary import, because might be a local template too!)
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# define IMF_EXPORT_TEMPLATE_TYPE IMF_EXPORT
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# else
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// for normal msvc, need to export the actual instantiation in
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// the cpp code, and none of the others
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# define IMF_EXPORT_EXTERN_TEMPLATE
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# define IMF_EXPORT_TEMPLATE_INSTANCE IMF_EXPORT
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# define IMF_EXPORT_TEMPLATE_TYPE
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# endif
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# else // OPENEXR_EXPORTS
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# define IMF_EXPORT __declspec (dllimport)
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# define IMF_EXPORT_EXTERN_TEMPLATE IMF_EXPORT
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# define IMF_EXPORT_TEMPLATE_INSTANCE
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# define IMF_EXPORT_TEMPLATE_TYPE
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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 IMF_EXPORT_TYPE
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# define IMF_EXPORT_ENUM
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# define IMF_HIDDEN
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#else // not an OPENEXR_DLL
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// just pass these through from the top level config
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# define IMF_EXPORT OPENEXR_EXPORT
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# define IMF_HIDDEN OPENEXR_HIDDEN
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# define IMF_EXPORT_ENUM OPENEXR_EXPORT_ENUM
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# define IMF_EXPORT_TYPE OPENEXR_EXPORT_TYPE
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# define IMF_EXPORT_TEMPLATE_TYPE OPENEXR_EXPORT_TEMPLATE_TYPE
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# define IMF_EXPORT_EXTERN_TEMPLATE OPENEXR_EXPORT_EXTERN_TEMPLATE
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# define IMF_EXPORT_TEMPLATE_INSTANCE OPENEXR_EXPORT_TEMPLATE_INSTANCE
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#endif // OPENEXR_DLL
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/// @}
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#endif // INCLUDED_IMFEXPORT_H
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