1.\" $OpenBSD: worm.6,v 1.14 2015/03/09 19:52:02 tedu Exp $ 2.\" 3.\" Copyright (c) 1989, 1993 4.\" The Regents of the University of California. All rights reserved. 5.\" 6.\" Redistribution and use in source and binary forms, with or without 7.\" modification, are permitted provided that the following conditions 8.\" are met: 9.\" 1. Redistributions of source code must retain the above copyright 10.\" notice, this list of conditions and the following disclaimer. 11.\" 2. Redistributions in binary form must reproduce the above copyright 12.\" notice, this list of conditions and the following disclaimer in the 13.\" documentation and/or other materials provided with the distribution. 14.\" 3. Neither the name of the University nor the names of its contributors 15.\" may be used to endorse or promote products derived from this software 16.\" without specific prior written permission. 17.\" 18.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28.\" SUCH DAMAGE. 29.\" 30.\" @(#)worm.6 8.1 (Berkeley) 5/31/93 31.\" 32.Dd $Mdocdate: March 9 2015 $ 33.Dt WORM 6 34.Os 35.Sh NAME 36.Nm worm 37.Nd play the growing worm game 38.Sh SYNOPSIS 39.Nm worm 40.Op Ar size 41.Sh DESCRIPTION 42In 43.Nm worm , 44you are a little worm: your body is the "o"'s on the screen 45and your head is the "@". 46You move with the hjkl keys (as in the game 47.Xr snake 6 ) . 48If you don't press any keys, you continue in the direction you 49last moved. 50The upper case HJKL keys move you as if you had pressed 51several of the corresponding lower case key (9 for HL and 5 for JK, or 52until you run into a digit, whichever comes first). 53.Pp 54On the screen you will see a digit. 55If your worm eats the digit it will grow longer by that number of "o"'s, 56scaled to screen size. 57The object of the game is to see how long you can make the worm grow. 58.Pp 59The game ends when the worm runs into either the sides of the screen 60or itself. 61The current score 62.Pq how much the worm has grown 63is kept in the upper right corner of the screen. 64.Pp 65The optional argument, 66.Ar size , 67is the initial length of the worm's body. 68The specified length will be rejected if it causes the worm to cover 69more than roughly one third of the screen. 70