kratos_export_api.h

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//    |  /           |
//    ' /   __| _` | __|  _ \   __|
//    . \  |   (   | |   (   |\__ `
//   _|\_\_|  \__,_|\__|\___/ ____/
//                   Multi-Physics
//
//  License:         BSD License
//                   Kratos default license: kratos/license.txt
//
//  Main authors:    Carlos A. Roig Pina
//
 
#ifndef KRATOS_EXPORT_API_H
#define KRATOS_EXPORT_API_H
 
#undef KRATOS_API_EXPORT
#undef KRATOS_API_IMPORT
#if _WIN32
    #if defined(__MINGW32__) || defined(__MINGW64__)
        #define KRATOS_API_EXPORT __attribute__((visibility("default")))
        #define KRATOS_API_IMPORT __attribute__((visibility("default")))
    #else 
        #define KRATOS_API_EXPORT __declspec(dllexport)
        #define KRATOS_API_IMPORT __declspec(dllimport)
    #endif
#else
    #define KRATOS_API_EXPORT __attribute__((visibility("default")))
    #define KRATOS_API_IMPORT __attribute__((visibility("default")))
#endif
 
// Fixes MSVC not expanding __VA_ARGS__ as defined in the C99 standard
#define KRATOS_EXPAND(A) A
 
// Expands the API call to either import or export based on the
// number of the arguments in API() call.
#define KRATOS_API_CALL(x,T1,T2,T3,...) T3
 
// If KRATOS_API_NO_DLL is defined ignore the DLL api
#ifndef KRATOS_API_NO_DLL
    #define KRATOS_API(...) \
        KRATOS_EXPAND(KRATOS_API_CALL(,##__VA_ARGS__,KRATOS_API_EXPORT,KRATOS_API_IMPORT))
    #define KRATOS_NO_EXPORT(...)
#else
    #define KRATOS_API(...)
    #define KRATOS_NO_EXPORT(...)
#endif
 
// Conditionally declare explicit template instances, since explicit instiation does not play nice with dllexport
#undef KRATOS_API_EXTERN
#ifdef _WIN32
    #if defined(__MINGW32__) || defined(__MINGW64__)
        #define KRATOS_API_EXTERN extern
    #else 
        #define KRATOS_API_EXTERN
    #endif
#else
    #define KRATOS_API_EXTERN extern
#endif
 
#endif