StdThreadImplementationService.cc

// -*- tab-width: 2; indent-tabs-mode: nil; coding: utf-8-with-signature -*-
//-----------------------------------------------------------------------------
// Copyright 2000-2026 CEA (www.cea.fr) IFPEN (www.ifpenergiesnouvelles.com)
// See the top-level COPYRIGHT file for details.
// SPDX-License-Identifier: Apache-2.0
//-----------------------------------------------------------------------------
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/* StdThreadImplementationService.cc                           (C) 2000-2026 */
/*                                                                           */
/* Implementation of threads using the C++ standard library.                 */
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#include "arccore/concurrency/ConcurrencyGlobal.h"
 
#include "arccore/base/FatalErrorException.h"
#include "arccore/base/NotSupportedException.h"
#include "arccore/base/internal/DependencyInjection.h"
 
#include "arccore/concurrency/internal/ConcurrencyGlobalInternal.h"
#include "arccore/concurrency/IThreadImplementation.h"
#include "arccore/concurrency/IThreadImplementationService.h"
 
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namespace Arcane
{
 
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/*!
 * \brief Implementation of threads using C++20 STL classes.
 */
class StdThreadImplementationService
: public IThreadImplementationService
{
 public:
 
  void build() {}
 
 public:
 
  Ref<IThreadImplementation> createImplementation() override
  {
    return Concurrency::createStdThreadImplementation();
  }
};
 
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/*!
 * \brief Implementation of threads using LegacyStdBarrier for barriers.
 *
 * This implementation is only useful while the StdThreadImplementation
 * is being validated (March 2026). It may be removed later.
 */
class LegacyStdThreadImplementationService
: public IThreadImplementationService
{
 public:
 
  void build() {}
 
 public:
 
  Ref<IThreadImplementation> createImplementation() override
  {
    return Concurrency::createLegacyStdThreadImplementation();
  }
};
 
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ARCANE_DI_REGISTER_PROVIDER(StdThreadImplementationService,
                            DependencyInjection::ProviderProperty("StdThreadImplementationService"),
                            ARCANE_DI_INTERFACES(IThreadImplementationService),
                            ARCANE_DI_EMPTY_CONSTRUCTOR());
 
ARCANE_DI_REGISTER_PROVIDER(LegacyStdThreadImplementationService,
                            DependencyInjection::ProviderProperty("LegacyStdThreadImplementationService"),
                            ARCANE_DI_INTERFACES(IThreadImplementationService),
                            ARCANE_DI_EMPTY_CONSTRUCTOR());
 
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} // namespace Arcane
 
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