#pragma once #if defined _MSC_VER # define OTR_GENERIC_EXPORT __declspec(dllexport) # define OTR_GENERIC_IMPORT __declspec(dllimport) #elif defined _WIN32 && !defined(__WINE__) # define OTR_GENERIC_EXPORT __attribute__((dllexport, visibility ("default"))) # define OTR_GENERIC_IMPORT __attribute__((dllimport)) #else # define OTR_GENERIC_EXPORT __attribute__ ((visibility ("default"))) # define OTR_GENERIC_IMPORT #endif #define OTR_TEMPLATE_EXPORT template class OTR_GENERIC_EXPORT #define OTR_TEMPLATE_IMPORT extern template class OTR_GENERIC_IMPORT