threads.C

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// The libMesh Finite Element Library.
// Copyright (C) 2002-2026 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
 
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 
 
#include "libmesh/threads.h"
 
// libMesh includes
#include "libmesh/libmesh_logging.h"
 
namespace libMesh
{
namespace Threads
{
//-------------------------------------------------------------------------
// object instantiation
spin_mutex spin_mtx;
recursive_mutex recursive_mtx;
int active_threads = 1;
bool in_threads = false;
 
void lock_singleton_spin_mutex() { spin_mtx.lock(); }
void unlock_singleton_spin_mutex() { spin_mtx.unlock(); }
 
#ifdef LIBMESH_ENABLE_PERFORMANCE_LOGGING
DisablePerfLogInScope::DisablePerfLogInScope() :
  _logging_was_enabled(libMesh::perflog.logging_enabled())
{
  libMesh::perflog.disable_logging();
}
 
DisablePerfLogInScope::~DisablePerfLogInScope()
{
  if (_logging_was_enabled)
    libMesh::perflog.enable_logging();
}
#endif
 
}
} // namespace libMesh