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47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#ifndef ARROW_UTIL_VISIBILITY_H
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#define ARROW_UTIL_VISIBILITY_H
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#if defined(_WIN32) || defined(__CYGWIN__)
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#if defined(_MSC_VER)
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#pragma warning(disable : 4251)
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#else
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#pragma GCC diagnostic ignored "-Wattributes"
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#endif
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#ifdef ARROW_STATIC
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#define ARROW_EXPORT
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#elif defined(ARROW_EXPORTING)
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#define ARROW_EXPORT __declspec(dllexport)
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#else
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#define ARROW_EXPORT __declspec(dllimport)
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#endif
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#define ARROW_NO_EXPORT
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#else // Not Windows
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#ifndef ARROW_EXPORT
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#define ARROW_EXPORT __attribute__((visibility("default")))
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#endif
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#ifndef ARROW_NO_EXPORT
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#define ARROW_NO_EXPORT __attribute__((visibility("hidden")))
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#endif
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#endif // Non-Windows
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#endif // ARROW_UTIL_VISIBILITY_H
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