/*
 * This file is meant to be the start of a version of your code that runs on a
 * standard Linux host. The goal is to make your debug easier by allowing you
 * access to the full Linux-based IDE.
 * We also provide a version of read_analog() that just reads numbers from a
 * file. The idea is that this not only works on a Linux host (which doesn't\
 * have an ADC), but is also 100% repeatable.
 */

#include <iostream>
#include <sstream>
#include <fstream>
#include <stdlib.h>
#include "stdint.h"

// My own function for printing -- feel free to remove it.
using namespace std;
#define LOG(args) cout << args << endl

// A replacement for analog_read(); pass it the name of the file to get
// data from.
static int analog_read(string filename) {
    static ifstream in_file;
    static bool first_time = 1;
    if (first_time) {
	first_time = 0;
	in_file.open (filename);
	if (!in_file.is_open())
            DIE ("Cannot open "<<filename);
    }

    // Each time we're called, read one line from the input file. Each line
    // should just have one number on it, which we return.
    string line;
    if (!getline(in_file, line))
	return (-1);
    istringstream iss(line);
    int val;
    if (! (iss >> val))
	return (-1);
    return (val);
}


int main () {
    task_read_adc_filter_write_dac();
}