Line data    Source code

       1             : // The libMesh Finite Element Library.
       2             : // Copyright (C) 2002-2026 Benjamin S. Kirk, John W. Peterson, Roy H. Stogner
       3             : 
       4             : // This library is free software; you can redistribute it and/or
       5             : // modify it under the terms of the GNU Lesser General Public
       6             : // License as published by the Free Software Foundation; either
       7             : // version 2.1 of the License, or (at your option) any later version.
       8             : 
       9             : // This library is distributed in the hope that it will be useful,
      10             : // but WITHOUT ANY WARRANTY; without even the implied warranty of
      11             : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
      12             : // Lesser General Public License for more details.
      13             : 
      14             : // You should have received a copy of the GNU Lesser General Public
      15             : // License along with this library; if not, write to the Free Software
      16             : // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
      17             : 
      18             : 
      19             : #include "libmesh/threads.h"
      20             : 
      21             : // libMesh includes
      22             : #include "libmesh/libmesh_logging.h"
      23             : 
      24             : namespace libMesh
      25             : {
      26             : namespace Threads
      27             : {
      28             : //-------------------------------------------------------------------------
      29             : // object instantiation
      30             : spin_mutex spin_mtx;
      31             : recursive_mutex recursive_mtx;
      32             : int active_threads = 1;
      33             : bool in_threads = false;
      34             : 
      35          37 : void lock_singleton_spin_mutex() { spin_mtx.lock(); }
      36          37 : void unlock_singleton_spin_mutex() { spin_mtx.unlock(); }
      37             : 
      38             : #ifdef LIBMESH_ENABLE_PERFORMANCE_LOGGING
      39        6144 : DisablePerfLogInScope::DisablePerfLogInScope() :
      40        6144 :   _logging_was_enabled(libMesh::perflog.logging_enabled())
      41             : {
      42        3074 :   libMesh::perflog.disable_logging();
      43        6144 : }
      44             : 
      45       12288 : DisablePerfLogInScope::~DisablePerfLogInScope()
      46             : {
      47        6144 :   if (_logging_was_enabled)
      48        3074 :     libMesh::perflog.enable_logging();
      49        6144 : }
      50             : #endif
      51             : 
      52             : }
      53             : } // namespace libMesh