Interactive input with C++ and Ncurses

//: Link with -lncurses

#include <string>
#include <sstream>

extern "C" {

#include <ncurses.h>

}

int read_value(void) {
    std::string buffer;

    do {
        buffer.push_back(getch());
    } while (buffer.back() != ' ' && buffer.back() != '\n');

    int value;
    std::stringstream(buffer) >> value;

    return value;
}

void interact(void) {
    printw("Input your height:\n");
    refresh();
    int feets = read_value();
    printw("feet(s) and ");
    refresh();
    int inches = read_value();
    printw("inche(s).\nAnd your weight is ");
    refresh();
    int pounds = read_value();
    printw("pound(s).");
}

void pause(void) {
    printw("\n\nPress any key...");
    refresh();
    getch();
}

int main()
{
    initscr();
    interact();
    pause();
    endwin();
    return 0;
}