Teuchos_TimeMonitor.hpp

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// ***********************************************************************
// 
//                    Teuchos: Common Tools Package
//                 Copyright (2004) Sandia Corporation
// 
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
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// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
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// Lesser General Public License for more details.
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// 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
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#ifndef TEUCHOS_TIMEMONITOR_HPP
#define TEUCHOS_TIMEMONITOR_HPP


#include "Teuchos_ConfigDefs.hpp"
#include "Teuchos_PerformanceMonitorBase.hpp"
#include "Teuchos_Time.hpp"


#define TEUCHOS_TIMER(funcName, strName) \
  static Teuchos::Time& funcName() \
  {static Teuchos::RCP<Time> rtn = \
      Teuchos::TimeMonitor::getNewCounter(strName); return *rtn;}


#define TEUCHOS_FUNC_TIME_MONITOR_DIFF( FUNCNAME, DIFF ) \
  static Teuchos::RCP<Teuchos::Time> DIFF ## blabla_localTimer; \
  if(!DIFF ## blabla_localTimer.get()) { \
    std::ostringstream oss; \
    oss << FUNCNAME; \
    DIFF ## blabla_localTimer = Teuchos::TimeMonitor::getNewCounter(oss.str()); \
  } \
  Teuchos::TimeMonitor DIFF ## blabla_localTimeMonitor(*DIFF ## blabla_localTimer)


#define TEUCHOS_FUNC_TIME_MONITOR( FUNCNAME ) \
  TEUCHOS_FUNC_TIME_MONITOR_DIFF( FUNCNAME, main )


namespace Teuchos {


class TEUCHOS_LIB_DLL_EXPORT TimeMonitor : public PerformanceMonitorBase<Time>
{
public:

 
  TimeMonitor(Time& timer, bool reset=false)
    : PerformanceMonitorBase<Time>(timer, reset)
    {
      if (!isRecursiveCall()) counter().start(reset);
    }
 
  ~TimeMonitor()
    {
      if (!isRecursiveCall()) counter().stop();
    }


 
  static Teuchos::RCP<Time> getNewTimer(const std::string& name)
    {return getNewCounter(name);}

  static void zeroOutTimers();
 
  static void summarize(
    std::ostream &out=std::cout, 
    const bool alwaysWriteLocal=false,
    const bool writeGlobalStats=true,
    const bool writeZeroTimers=true
    );


};


} // namespace Teuchos


#endif // TEUCHOS_TIMEMONITOR_H

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