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/****************************************************************************
*
* config/public-macros.h
*
* Define a set of compiler macros used in public FreeType headers.
*
* Copyright (C) 2020 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
*
* This file is part of the FreeType project, and may only be used,
* modified, and distributed under the terms of the FreeType project
* license, LICENSE.TXT. By continuing to use, modify, or distribute
* this file you indicate that you have read the license and
* understand and accept it fully.
*
*/
/* The definitions in this file are used by the public FreeType headers,
* and thus should be considered part of the public API.
*
* Other compiler-specific macro definitions that are not exposed by the
* FreeType API should go into include/freetype/internal/compiler-macros.h
* instead.
*/
#ifndef FREETYPE_CONFIG_PUBLIC_MACROS_H_
#define FREETYPE_CONFIG_PUBLIC_MACROS_H_
/* FT_BEGIN_HEADER and FT_END_HEADER might have already been defined by
* <freetype/config/ftheader.h>, but we don't want to include this header
* here, so redefine the macros here only when needed. Their definition is
* very stable, so keeping them in sync with the ones in the header should
* not be a maintenance issue.
*/
#ifndef FT_BEGIN_HEADER
# ifdef __cplusplus
# define FT_BEGIN_HEADER extern "C" {
# else
# define FT_BEGIN_HEADER /* nothing */
# endif
#endif /* FT_END_HEADER */
#ifndef FT_END_HEADER
# ifdef __cplusplus
# define FT_END_HEADER }
# else
# define FT_END_HEADER /* nothing */
# endif
#endif /* FT_END_HEADER */
FT_BEGIN_HEADER
/* Define a public FreeType API function. This ensures it is properly exported
* or imported at build time.
*/
#ifndef FT_EXPORT
#ifdef FT2_BUILD_LIBRARY
#if defined( _WIN32 ) && defined( DLL_EXPORT )
#define FT_EXPORT( x ) __declspec( dllexport ) x
#elif defined( __GNUC__ ) && __GNUC__ >= 4
#define FT_EXPORT( x ) __attribute__(( visibility( "default" ) )) x
#elif defined( __SUNPRO_C ) && __SUNPRO_C >= 0x550
#define FT_EXPORT( x ) __global x
#elif defined( __cplusplus )
#define FT_EXPORT( x ) extern "C" x
#else
#define FT_EXPORT( x ) extern x
#endif
#else /* !FT2_BUILD_LIBRARY */
#if defined( _WIN32 ) && defined( DLL_IMPORT )
#define FT_EXPORT( x ) __declspec( dllimport ) x
#elif defined( __cplusplus )
#define FT_EXPORT( x ) extern "C" x
#else
#define FT_EXPORT( x ) extern x
#endif
#endif /* !FT2_BUILD_LIBRARY */
#endif /* !FT_EXPORT */
FT_END_HEADER
#endif /* FREETYPE_CONFIG_PUBLIC_MACROS_H_ */
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