/*
    testfunc01.cpp
    CIS 150
    2008-06-10
    David Klick
   
    This program demonstrates how to create
    and call a very simple function.   
*/

#include <iostream>
using std::cin;
using std::cout;

void greeting();  // function prototype 
void cont();

int main(int argc, char* argv[]) {
    greeting();    // call function
    cont();
    return 0;
}

/*
    void greeting();
   
    Arguments: none
   
    Returns: nothing
   
    This function displays the greeting "Hello, world!"
    and then goes to a new line.
*/
void greeting() {
    cout << "Hello, world!\n";
    return;        // optional since no value is returned
}

/*
    void cont();
   
    Arguments: none
   
    Returns: nothing
   
    Clears input buffer and pauses waiting for user 
    to press Enter.
*/
void cont() {
    if (cin.rdbuf()->sungetc() != -1 && cin.get() != '\n') cin.ignore(80,'\n');
    cout << "Press enter to continue...";
    cin.get();
}