openexr_conf.h

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/*
** SPDX-License-Identifier: BSD-3-Clause
** Copyright Contributors to the OpenEXR Project.
*/

#ifndef OPENEXR_CONF_H
#define OPENEXR_CONF_H
#pragma once

#include "OpenEXRConfig.h"

/// \addtogroup ExportMacros
/// @{

// are we making a DLL under windows (might be msvc or mingw or others)
#if defined(OPENEXR_DLL)

// when building as a DLL for windows, typical dllexport/import case
// where we need to switch depending on whether we are compiling
// internally or not
#    if defined(OPENEXRCORE_EXPORTS)
#        define EXR_EXPORT __declspec(dllexport)
#    else
#        define EXR_EXPORT __declspec(dllimport)
#    endif

#else

#    define EXR_EXPORT OPENEXR_EXPORT

#endif

/*
 * MSVC does have printf format checks, but it is not in the form of a
 * function attribute, so just skip for non-GCC/clang builds
 */
#if defined(__GNUC__) || defined(__clang__)
#    define EXR_PRINTF_FUNC_ATTRIBUTE __attribute__ ((format (printf, 3, 4)))
#else
#    define EXR_PRINTF_FUNC_ATTRIBUTE
#endif

/// @}

#endif /* OPENEXR_CONF_H */