54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
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/*
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* Copyright 2013 Open Source Robotics Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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*/
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#ifndef _SDF_VISIBLE_HH_
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#define _SDF_VISIBLE_HH_
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/** \def SDFORMAT_VISIBLE
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* Use to represent "symbol visible" if supported
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*/
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/** \def SDFORMAT_HIDDEN
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* Use to represent "symbol hidden" if supported
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*/
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#if defined _WIN32 || defined __CYGWIN__
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#ifdef BUILDING_DLL
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#ifdef __GNUC__
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#define SDFORMAT_VISIBLE __attribute__ ((dllexport))
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#else
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#define SDFORMAT_VISIBLE __declspec(dllexport)
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#endif
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#else
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#ifdef __GNUC__
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#define SDFORMAT_VISIBLE __attribute__ ((dllimport))
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#else
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#define SDFORMAT_VISIBLE __declspec(dllimport)
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#endif
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#endif
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#define SDFORMAT_HIDDEN
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#else
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#if __GNUC__ >= 4
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#define SDFORMAT_VISIBLE __attribute__ ((visibility ("default")))
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#define SDFORMAT_HIDDEN __attribute__ ((visibility ("hidden")))
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#else
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#define SDFORMAT_VISIBLE
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#define SDFORMAT_HIDDEN
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#endif
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#endif
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#endif /* SDFORMAT_VISIBLE_HH */
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