/*
 * Program to get and echo two lines of input, discarding input that won't fit
 * in the array meant to hold the line read.  (Yes, it's silly, but it's an
 * example of reading input in a "safe" way.)
 */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

void get_and_echo(void) {
    char text[20];
    printf("enter some text\n");
    fgets(text, sizeof text, stdin);
    if (strchr(text, '\n')) {
        /* TODO:  remove trailing '\n' ? */
        printf("you entered:  %s", text);
    }
    else {
        printf("you entered:  %s (and there was more input)\n", text);
        while (fgetc(stdin) != '\n');
    }
}

int main(int argc, char *argv[]) {

    get_and_echo();
    get_and_echo();

    return EXIT_SUCCESS;
}