ProfileHackPack_profile_hack.hpp

00001 // @HEADER
00002 // ***********************************************************************
00003 // 
00004 // Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
00005 //                  Copyright (2003) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
00008 // license for use of this work by or on behalf of the U.S. Government.
00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
00013 // License, or (at your option) any later version.
00014 //  
00015 // This library is distributed in the hope that it will be useful, but
00016 // WITHOUT ANY WARRANTY; without even the implied warranty of
00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
00021 // License along with this library; if not, write to the Free Software
00022 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
00023 // USA
00024 // Questions? Contact Roscoe A. Bartlett (rabartl@sandia.gov) 
00025 // 
00026 // ***********************************************************************
00027 // @HEADER
00028 
00029 #ifndef PROFILE_HACK_H
00030 #define PROFILE_HACK_H
00031 
00032 #include "StopWatchPack_stopwatch.hpp"
00033 
00034 namespace ProfileHackPack {
00035 
00047 
00054 void set_time( const char func_name[], double time_secs );
00055 
00058 void print_timings( std::ostream& out );
00059 
00110 class ProfileTiming {
00111 public:
00118   ProfileTiming( const std::string& func_name, std::ostream* out = NULL )
00119     : func_name_(func_name), out_(out)
00120   {
00121     timer_.reset();
00122     timer_.start();
00123   }
00125   ~ProfileTiming()
00126   {
00127     set_time( func_name_.c_str(), timer_.read() );
00128     if( out_ )
00129       print_timings( *out_ );
00130   }
00131 
00132 private:
00134   std::string                 func_name_;
00135   std::ostream                *out_;
00136   StopWatchPack::stopwatch    timer_;
00137 
00138   // Not defined and not to be called!
00139   ProfileTiming();
00140   ProfileTiming(const ProfileTiming&);
00141   ProfileTiming& operator=(const ProfileTiming&);
00142 
00143 }; // end class ProfileTiming
00144 
00146 
00147 } // end namespace ProfileHackPack
00148 
00149 #endif // PROFILE_HACK_H

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