HDK: SYS/SYS_Visibility.h Source File

00001 //
00002 // This file is intended to be included in each library-specific API file.
00003 // For example, in VEX_API.h:
00004 //
00005 // #include <SYS/SYS_Visibility.h>
00006 // #ifdef EXPORT_VEX
00007 // #define VEX_API SYS_VISIBILITY_EXPORT
00008 // #else
00009 // #define VEX_API SYS_VISIBILITY_IMPORT
00010 // #endif
00011 //
00012 
00013 #ifndef __SYS_Visibility_h__
00014 #define __SYS_Visibility_h__
00015 
00016 #if defined(__GNUC__)
00017     #define SYS_CHECK_GCC(MAJOR, MINOR) \
00018         (__GNUC__ > MAJOR || (__GNUC__ == MAJOR && __GNUC_MINOR__ >= MINOR))
00019 #else
00020     #define SYS_CHECK_GCC(MAJOR, MINOR) 0
00021 #endif
00022 
00023 #if defined(WIN32) && !defined(MAKING_STATIC)
00024     #define SYS_VISIBILITY_EXPORT __declspec(dllexport)
00025     #define SYS_VISIBILITY_IMPORT __declspec(dllimport)
00026 #elif defined(__GNUC__) && SYS_CHECK_GCC(4, 2) && !defined(MAKING_STATIC)
00027     #define SYS_VISIBILITY_EXPORT __attribute__((visibility("default")))
00028     #define SYS_VISIBILITY_IMPORT __attribute__((visibility("default")))
00029 #else
00030     #define SYS_VISIBILITY_EXPORT
00031     #define SYS_VISIBILITY_IMPORT
00032 #endif
00033 
00034 #endif