profiler.h

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#ifndef PROFILER_H
#define PROFILER_H
 
#include <sys/time.h>
#include <sys/resource.h>
#include <pthread.h>
 
#include <string>
#include <iostream>
#include <fstream>
#include <vector>
 
namespace argos {
 
   class CProfiler {
 
   public:
 
      CProfiler(const std::string& str_file_name,
                bool b_trunc=true);
      ~CProfiler();
 
      void Start();
      void Stop();
      void Flush(bool b_human_readable);
      void CollectThreadResourceUsage();
 
   private:
 
      void StartWallClock();
      void StopWallClock();
 
      void StartCPUProfiler();
      void StopCPUProfiler();
 
      void FlushHumanReadable();
      void FlushAsTable();
 
   private:
 
      std::ofstream m_cOutFile;
      ::timeval m_tWallClockStart;
      ::timeval m_tWallClockEnd;
      ::rusage m_tResourceUsageStart;
      ::rusage m_tResourceUsageEnd;
      std::vector< ::rusage > m_vecThreadResourceUsage;
      pthread_mutex_t m_tThreadResourceUsageMutex;
 
   };
 
}
 
#endif