mirror of
https://github.com/RetroDECK/Duckstation.git
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101 lines
3 KiB
C
101 lines
3 KiB
C
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#ifndef RC_EXPORT_H
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#define RC_EXPORT_H
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/* These macros control how callbacks and public functions are defined */
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/* RC_SHARED should be defined when building rcheevos as a shared library (e.g. dll/dylib/so). External code should not define this macro. */
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/* RC_STATIC should be defined when building rcheevos as a static library. External code should also define this macro. */
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/* RC_IMPORT should be defined for external code using rcheevos as a shared library. */
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/* For compatibility, if none of these three macros are defined, then the build is assumed to be RC_STATIC */
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#if !defined(RC_SHARED) && !defined(RC_STATIC) && !defined(RC_IMPORT)
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#define RC_STATIC
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#endif
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#if (defined(RC_SHARED) && defined(RC_STATIC)) || (defined(RC_SHARED) && defined(RC_IMPORT)) || (defined(RC_STATIC) && defined(RC_IMPORT))
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#error RC_SHARED, RC_STATIC, and RC_IMPORT are mutually exclusive
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#endif
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/* RC_BEGIN_C_DECLS and RC_END_C_DECLS should be used for all headers, to enforce C linkage and the C calling convention */
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/* RC_BEGIN_C_DECLS should be placed after #include's and before header declarations */
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/* RC_END_C_DECLS should be placed after header declarations */
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/* example usage
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*
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* #ifndef RC_HEADER_H
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* #define RC_HEADER_H
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*
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* #include <stdint.h>
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*
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* RC_BEGIN_C_DECLS
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*
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* uint8_t rc_function(void);
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*
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* RC_END_C_DECLS
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*
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* #endif
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*/
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#ifdef __cplusplus
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#define RC_BEGIN_C_DECLS extern "C" {
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#define RC_END_C_DECLS }
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#else
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#define RC_BEGIN_C_DECLS
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#define RC_END_C_DECLS
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#endif
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/* RC_CCONV should be used for public functions and callbacks, to enforce the cdecl calling convention, if applicable */
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/* RC_CCONV should be placed after the return type, and between the ( and * for callbacks */
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/* example usage */
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/* void RC_CCONV rc_function(void) */
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/* void (RC_CCONV *rc_callback)(void) */
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#if defined(_WIN32)
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/* Windows compilers will ignore __cdecl when not applicable */
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#define RC_CCONV __cdecl
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#elif defined(__GNUC__) && defined(__i386__)
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/* GNU C compilers will warn if cdecl is defined on an unsupported platform */
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#define RC_CCONV __attribute__((cdecl))
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#else
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#define RC_CCONV
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#endif
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/* RC_EXPORT should be used for public functions */
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/* RC_EXPORT will provide necessary hints for shared library usage, if applicable */
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/* RC_EXPORT should be placed before the return type */
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/* example usage */
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/* RC_EXPORT void rc_function(void) */
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#ifdef RC_SHARED
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#if defined(_WIN32)
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#define RC_EXPORT __declspec(dllexport)
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#elif defined(__GNUC__) && __GNUC__ >= 4
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#define RC_EXPORT __attribute__((visibility("default")))
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#else
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#define RC_EXPORT
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#endif
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#endif
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#ifdef RC_IMPORT
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#if defined(_WIN32)
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#define RC_EXPORT __declspec(dllimport)
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#elif defined(__GNUC__) && __GNUC__ >= 4
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#define RC_EXPORT __attribute__((visibility("default")))
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#else
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#define RC_EXPORT
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#endif
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#endif
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#ifdef RC_STATIC
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#if defined(__GNUC__) && __GNUC__ >= 4
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#define RC_EXPORT __attribute__((visibility("default")))
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#else
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#define RC_EXPORT
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#endif
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#endif
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#endif /* RC_EXPORT_H */
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