cdsum.cpp

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#include <iostream>
#include <fstream>              // for ifstream
#include <cstdlib>              // for exit
#include <string>
using namespace std;

#include "strutils.h"           // for atoi
#include "clockt.h"
#include "prompt.h"

// reads file containing data for a cd in format below (one line/track)
//        min:sec title 
// and sums all track times

int main()
{
    ifstream input;
    string filename = PromptString("enter name of data file: ");
    input.open(filename.c_str());

    if (input.fail())
    {   cerr << "could not open file " << filename << endl;
        exit(0);
    }  
    string minutes,          // # of minutes of track
           seconds,          // # of seconds of track
           title;            // title of track
    ClockTime total(0,0,0);  // total of all times
    
    while (getline(input,minutes,':') &&
           getline(input,seconds,' ') &&
           getline(input,title))               // reading line ok
    {   ClockTime track(atoi(seconds.c_str()),atoi(minutes.c_str()),0);
        cout << track << " " << title << endl;
        total += track;
    }
    cout << "------------------------------" << endl;
    cout << "total = " << total << endl;
    return 0;
}