97 lines
3.7 KiB
C
97 lines
3.7 KiB
C
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// Copyright (c) 2016 GeometryFactory (France)
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; either version 3 of the License,
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// or (at your option) any later version.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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// SPDX-License-Identifier: LGPL-3.0+
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#ifndef CGAL_TSS_H
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#define CGAL_TSS_H
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#include <CGAL/config.h>
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#if defined( CGAL_HAS_THREADS )
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# ifdef CGAL_CAN_USE_CXX11_THREAD_LOCAL
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//# pragma message ( "Use keyword thread_local" )
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# else
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//# pragma message ("Use thread_local from boost")
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# define CGAL_USE_BOOST_THREAD
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# include <boost/thread/tss.hpp>
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# endif
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# ifdef CGAL_USE_BOOST_THREAD
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# define CGAL_STATIC_THREAD_LOCAL_USE_BOOST 1
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_0(TYPE, VAR) \
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static boost::thread_specific_ptr<TYPE> VAR##_ptr; \
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if(VAR##_ptr.get() == NULL) {VAR##_ptr.reset(new TYPE());} \
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TYPE& VAR = * VAR##_ptr.get()
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE(TYPE, VAR, ARG1) \
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static boost::thread_specific_ptr<TYPE> VAR##_ptr; \
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if(VAR##_ptr.get() == NULL) {VAR##_ptr.reset(new TYPE(ARG1));} \
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TYPE& VAR = * VAR##_ptr.get()
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_2(TYPE, VAR, ARG1, ARG2) \
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static boost::thread_specific_ptr<TYPE> VAR##_ptr; \
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if(VAR##_ptr.get() == NULL) {VAR##_ptr.reset(new TYPE(ARG1,ARG2));} \
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TYPE& VAR = * VAR##_ptr.get()
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_3(TYPE, VAR, ARG1, ARG2, ARG3) \
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static boost::thread_specific_ptr<TYPE> VAR##_ptr; \
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if(VAR##_ptr.get() == NULL) {VAR##_ptr.reset(new TYPE(ARG1,ARG2,ARG3));} \
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TYPE& VAR = * VAR##_ptr.get()
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_4(TYPE, VAR, ARG1, ARG2, ARG3, ARG4) \
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static boost::thread_specific_ptr<TYPE> VAR##_ptr; \
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if(VAR##_ptr.get() == NULL) {VAR##_ptr.reset(new TYPE(ARG1,ARG2,ARG3,ARG4));} \
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TYPE& VAR = * VAR##_ptr.get()
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# else // not CGAL_USE_BOOST_THREAD, -> use C++11 thread_local
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_0(TYPE, VAR) \
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static thread_local TYPE VAR
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE(TYPE, VAR, ARG1) \
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static thread_local TYPE VAR(ARG1)
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_2(TYPE, VAR, ARG1, ARG2) \
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static thread_local TYPE VAR(ARG1,ARG2)
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_3(TYPE, VAR, ARG1, ARG2, ARG3) \
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static thread_local TYPE VAR(ARG1,ARG2,ARG3)
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_4(TYPE, VAR, ARG1, ARG2, ARG3, ARG4) \
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static thread_local TYPE VAR(ARG1,ARG2,ARG3,ARG4)
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# endif // not CGAL_USE_BOOST_THREAD
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#else // not CGAL_HAS_THREADS
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_0(TYPE, VAR) static TYPE VAR
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE(TYPE, VAR,ARG1) static TYPE VAR(ARG1)
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_2(TYPE, VAR,ARG1,ARG2) static TYPE VAR(ARG1,ARG2)
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_3(TYPE, VAR,ARG1,ARG2,ARG3) static TYPE VAR(ARG1,ARG2,ARG3)
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# define CGAL_STATIC_THREAD_LOCAL_VARIABLE_4(TYPE, VAR,ARG1,ARG2,ARG3,ARG4) static TYPE VAR(ARG1,ARG2,ARG3,ARG4)
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#endif // not CGAL_HAS_THREADS
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#endif // CGAL_TSS_H
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