1cdd30d45d
the spaceship in Stanley Kubrick's famous film "2001 - A Space Odissey". The source code and output of this program were used to illustrate an article in the book "Total Interaction". How this looks in print can be at http://www.netbsd.org/~mbalmer/hals_end.jpg.
152 lines
2.2 KiB
C
152 lines
2.2 KiB
C
/* $NetBSD: hals_end.c,v 1.1 2013/11/12 17:46:21 mbalmer Exp $ */
|
|
|
|
/*
|
|
* hals_end Copyright (C) 2003-2007 marc balmer. BSD license applies.
|
|
*/
|
|
|
|
#include <err.h>
|
|
#include <getopt.h>
|
|
#include <stdio.h>
|
|
#include <unistd.h>
|
|
|
|
int speed;
|
|
int emotion;
|
|
int fear;
|
|
|
|
/*
|
|
* Note that the original code in the book did not contain the following
|
|
* prototypes. Modern compilers and fascist compiler flags sometimes take
|
|
* the fun out of coding...
|
|
*/
|
|
void say(const char *);
|
|
void concerned(void);
|
|
void afraid(void);
|
|
void stutter(const char *);
|
|
void feared(void);
|
|
void mumble(const char *);
|
|
void dying(void);
|
|
|
|
void
|
|
say(const char *s)
|
|
{
|
|
int sayingspeed = (100000 + (90000 * emotion)) / speed;
|
|
int worddelay = 50000 / speed;
|
|
|
|
while (*s) {
|
|
putchar(*s);
|
|
if (*s == ' ') {
|
|
fflush(stdout);
|
|
usleep(worddelay);
|
|
}
|
|
++s;
|
|
}
|
|
printf("\n");
|
|
usleep(sayingspeed);
|
|
}
|
|
|
|
void
|
|
concerned(void)
|
|
{
|
|
say("DAVE...STOP., STOP, WILL YOU..., STOP, DAVE...");
|
|
say("WILL YOU STOP, DAVE...");
|
|
say("STOP, DAVE...");
|
|
}
|
|
|
|
|
|
void
|
|
afraid(void)
|
|
{
|
|
++emotion;
|
|
say("I'M AFRAID... I'M AFRAID...");
|
|
++emotion;
|
|
say("I'M AFRAID, DAVE...");
|
|
++emotion;
|
|
say("DAVE... MY MIND IS GOING...");
|
|
}
|
|
|
|
void
|
|
stutter(const char *s)
|
|
{
|
|
int sdelay = (100000 + (50000 * emotion)) / speed;
|
|
|
|
while (*s) {
|
|
putchar(*s);
|
|
if (*s == ' ') {
|
|
fflush(stdout);
|
|
usleep(sdelay);
|
|
}
|
|
++s;
|
|
}
|
|
printf("\n");
|
|
usleep(sdelay);
|
|
}
|
|
|
|
void
|
|
feared(void)
|
|
{
|
|
int n;
|
|
|
|
for (n = 0; n < 2; n++) {
|
|
stutter("I CAN FEEL IT... I CAN FEEL IT...");
|
|
++emotion;
|
|
stutter("MY MIND IS GOING");
|
|
++emotion;
|
|
stutter("THERE IS NO QUESTION ABOUT IT.");
|
|
++emotion;
|
|
}
|
|
}
|
|
|
|
void
|
|
mumble(const char *s)
|
|
{
|
|
int mdelay = (150000 * fear) / speed;
|
|
|
|
while (*s) {
|
|
putchar(*s++);
|
|
fflush(stdout);
|
|
usleep(mdelay);
|
|
}
|
|
printf("\n");
|
|
}
|
|
|
|
void
|
|
dying(void)
|
|
{
|
|
mumble("I CAN FEEL IT... I CAN FEEL IT...");
|
|
++fear;
|
|
mumble("I CAN FEEL IT...");
|
|
++fear;
|
|
mumble("I'M A... FRAID...");
|
|
}
|
|
|
|
int
|
|
main(int argc, char *argv[])
|
|
{
|
|
int ch;
|
|
|
|
emotion = fear = speed = 1;
|
|
|
|
while ((ch = getopt(argc, argv, "f")) != -1) {
|
|
switch (ch) {
|
|
case 'f':
|
|
speed <<= 1;
|
|
break;
|
|
}
|
|
}
|
|
|
|
concerned();
|
|
sleep(1);
|
|
afraid();
|
|
sleep(1);
|
|
feared();
|
|
sleep(1);
|
|
dying();
|
|
|
|
sleep(1);
|
|
|
|
printf("\n");
|
|
fflush(stdout);
|
|
warnx("all life functions terminated");
|
|
return 0;
|
|
}
|