openPMD-api
Export.hpp
1 /* Copyright 2020-2021 Axel Huebl
2  *
3  * This file is part of openPMD-api.
4  *
5  * openPMD-api is free software: you can redistribute it and/or modify
6  * it under the terms of of either the GNU General Public License or
7  * the GNU Lesser General Public License as published by
8  * the Free Software Foundation, either version 3 of the License, or
9  * (at your option) any later version.
10  *
11  * openPMD-api is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14  * GNU General Public License and the GNU Lesser General Public License
15  * for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * and the GNU Lesser General Public License along with openPMD-api.
19  * If not, see <http://www.gnu.org/licenses/>.
20  */
21 #pragma once
22 
23 #ifndef OPENPMDAPI_EXPORT
24 #ifdef _MSC_VER
25 #define OPENPMDAPI_EXPORT __declspec(dllexport)
26 #elif defined(__NVCC__)
27 #define OPENPMDAPI_EXPORT
28 #else
29 #define OPENPMDAPI_EXPORT __attribute__((visibility("default")))
30 #endif
31 #endif
32 
33 #ifndef OPENPMDAPI_EXPORT_ENUM_CLASS
34 #if defined(__GNUC__) && (__GNUC__ < 6) && !defined(__clang__) && \
35  !defined(__INTEL_COMPILER)
36 // https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43407
37 #define OPENPMDAPI_EXPORT_ENUM_CLASS(ECNAME) \
38  enum class ECNAME : OPENPMDAPI_EXPORT unsigned int
39 #else
40 #define OPENPMDAPI_EXPORT_ENUM_CLASS(ECNAME) enum class OPENPMDAPI_EXPORT ECNAME
41 #endif
42 #endif