olav.cpp

// Copyright 2012, Olav Stetter
// 
// This file is part of TE-Causality.
// 
// TE-Causality is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
// 
// TE-Causality 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 General Public License for more details.
// 
// You should have received a copy of the GNU General Public License
// along with TE-Causality.  If not, see <http://www.gnu.org/licenses/>.

#include "olav.h"

void status(unsigned long x, unsigned long R, unsigned long N)
{
  // this assumes that x will take any value between 0 and R, so no jumping ahead
  if(R>N+1) R=N;
  if(x==0) // init
  {
    //cout <<"[";
    for(unsigned long i=0; i<R; i++)
      std::cout <<".";
    //cout <<"]\b";
    for(unsigned long i=0; i<R; i++)
      std::cout <<"\b";
  }

  // if((R>0)&&(x%((long)floor((double)N/R))==0))
  // Neuer Code, sollte jetzt auch funktionieren, wenn R kein Teiler von N ist.
  if((R>0) && ((int)floor((((double)x)*R)/N) > (int)floor((((double)x)-1.)*R/N)))
    std::cout <<"#"<<std::flush;
}

std::string sec2string(double seconds) {
  if(seconds > double(std::numeric_limits<long>::max())) return "inf";
  if(seconds < double(std::numeric_limits<long>::min())) return "-inf";
  return sec2string((long)seconds);
}
std::string sec2string(long seconds)
{
  std::ostringstream text(std::ostringstream::out);

  if(seconds<0) {
    text <<"-";
    seconds *= -1;
  }

  if(seconds>3600*24) {
    text << seconds/(3600*24) << "d ";
    seconds = seconds % (3600*24);
  }

  if(seconds>3600) {
    text << seconds/3600 << "h ";
    seconds = seconds % 3600;
  }

  if(seconds>60) {
    text << seconds/60 << "m ";
    seconds = seconds % 60;
  }
  text << seconds << "s";

  return text.str();
}


std::string ETAstring(long completed, long total, double elapsedtime)
{
  std::string result = "unknown";

  if (completed < total) {
    if ((completed > 0)&&(elapsedtime > .75))
      result = sec2string(double(total-completed)*elapsedtime/double(completed));
  }
  else result = sec2string((long)0);

  return result;
}


std::string ETAstring(long completed, long total, time_t start)
{
  time_t now;
  time(&now);

  return ETAstring(completed,total,difftime(now,start));
}