arrow/dataset/visibility.h

0001 // Licensed to the Apache Software Foundation (ASF) under one
0002 // or more contributor license agreements.  See the NOTICE file
0003 // distributed with this work for additional information
0004 // regarding copyright ownership.  The ASF licenses this file
0005 // to you under the Apache License, Version 2.0 (the
0006 // "License"); you may not use this file except in compliance
0007 // with the License.  You may obtain a copy of the License at
0008 //
0009 //   http://www.apache.org/licenses/LICENSE-2.0
0010 //
0011 // Unless required by applicable law or agreed to in writing,
0012 // software distributed under the License is distributed on an
0013 // "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
0014 // KIND, either express or implied.  See the License for the
0015 // specific language governing permissions and limitations
0016 // under the License.
0017
0018 // This API is EXPERIMENTAL.
0019
0020 #pragma once
0021
0022 #if defined(_WIN32) || defined(__CYGWIN__)
0023 #  if defined(_MSC_VER)
0024 #    pragma warning(push)
0025 #    pragma warning(disable : 4251)
0026 #  else
0027 #    pragma GCC diagnostic ignored "-Wattributes"
0028 #  endif
0029
0030 #  ifdef ARROW_DS_STATIC
0031 #    define ARROW_DS_EXPORT
0032 #  elif defined(ARROW_DS_EXPORTING)
0033 #    define ARROW_DS_EXPORT __declspec(dllexport)
0034 #  else
0035 #    define ARROW_DS_EXPORT __declspec(dllimport)
0036 #  endif
0037
0038 #  define ARROW_DS_NO_EXPORT
0039 #else  // Not Windows
0040 #  ifndef ARROW_DS_EXPORT
0041 #    define ARROW_DS_EXPORT __attribute__((visibility("default")))
0042 #  endif
0043 #  ifndef ARROW_DS_NO_EXPORT
0044 #    define ARROW_DS_NO_EXPORT __attribute__((visibility("hidden")))
0045 #  endif
0046 #endif  // Non-Windows
0047
0048 #if defined(_MSC_VER)
0049 #  pragma warning(pop)
0050 #endif