#include <iostream>
#include <string>
#include "boost/fdstream.hpp"

// for FILE, popen(), pclose():
#include <stdio.h>

void popen_test (std::string const& command)
{
    FILE* fp;

    // open pipe to read from
    if ((fp=popen(command.c_str(),"r")) == NULL) {
        throw "popen() failed";
    }

    // and initialize input stream to read from it
    boost::fdistream in(fileno(fp));

    // print all characters with indent
    std::cout << "output of " << command << ":\n";
    char c;
    while (in.get(c)) {
        std::cout.put(c);
        if (c == '\n') {
            std::cout.put('>');
            std::cout.put(' ');
        }
    }
    std::cout.put('\n');

    pclose(fp);
}

int main()
{
    popen_test("ls -l");
    popen_test("dir");
    popen_test("date");
}