1.\" $OpenBSD: gomoku.6,v 1.10 2001/11/17 05:27:09 pjanzen Exp $ 2.\" 3.\" Copyright (c) 1994 4.\" The Regents of the University of California. All rights reserved. 5.\" 6.\" This code is derived from software contributed to Berkeley by 7.\" Ralph Campbell. 8.\" 9.\" Redistribution and use in source and binary forms, with or without 10.\" modification, are permitted provided that the following conditions 11.\" are met: 12.\" 1. Redistributions of source code must retain the above copyright 13.\" notice, this list of conditions and the following disclaimer. 14.\" 2. Redistributions in binary form must reproduce the above copyright 15.\" notice, this list of conditions and the following disclaimer in the 16.\" documentation and/or other materials provided with the distribution. 17.\" 3. All advertising materials mentioning features or use of this software 18.\" must display the following acknowledgement: 19.\" This product includes software developed by the University of 20.\" California, Berkeley and its contributors. 21.\" 4. Neither the name of the University nor the names of its contributors 22.\" may be used to endorse or promote products derived from this software 23.\" without specific prior written permission. 24.\" 25.\" THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 26.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 27.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 28.\" ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 29.\" FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 30.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 31.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 32.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 33.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 34.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 35.\" SUCH DAMAGE. 36.\" 37.\" @(#)gomoku.6 8.2 (Berkeley) 8/4/94 38.\" 39.Dd August 4, 1994 40.Dt GOMOKU 6 41.Os 42.Sh NAME 43.Nm gomoku 44.Nd game of 5 in a row 45.Sh SYNOPSIS 46.Nm gomoku 47.Op Fl bcdu 48.Op Fl D Ar debugfile 49.Op Ar inputfile 50.Sh DESCRIPTION 51.Nm 52is a two player game where the object is to get 5 in a row horizontally, 53vertically or diagonally on a 19 by 19 grid. 54By convention, black always moves first. 55With no arguments, 56.Nm 57will display a playing board and prompt for moves from the user. 58The interface is visual and straightforward; you move to a spot 59using the 60.Xr rogue 6 61/ 62.Xr hack 6 63motion keys 64.Em hjklyubn 65and select it with either 66.Sq space 67or 68.Sq return . 69The game will beep if you select a location that is already occupied. 70To save the game, type 71.Sq S 72and to quit, type 73.Sq Q . 74The optional file 75.Ar inputfile 76can be used to restore a saved game. 77.Pp 78The options are: 79.Bl -tag -width Ds 80.It Fl b 81This option sets background mode. 82Input moves are read from standard input, 83the computer picks a move, and prints it to standard output. 84The first input line should be either 85.Dq black 86or 87.Dq white 88to specify whether 89.Nm 90has the first move or not respectively. 91This option was intended for game tournaments where a referee program 92handles the board display and pits one program against another. 93.It Fl c 94Computer versus computer. 95.Nm 96will play a game against itself. 97This is mostly used for testing. 98.It Fl d 99Print debugging information. 100Repeating this option more than once yields more detailed information. 101.It Fl D Ar debugfile 102Print the debug information to 103.Ar debugfile 104instead of to the standard output. 105.It Fl u 106User versus user. 107This is mostly used for testing. 108.El 109.Sh AUTHORS 110Ralph Campbell 111.Sh BUGS 112The program is far too slow and uses far too much memory for the quality of 113game it provides. 114.Sh ACKNOWLEDGEMENTS 115The board display routines were based on the 116.Nm goref 117program written by Peter Langston. 118The user interface was based on Eric S. Raymond's interface to 119.Xr bs 6 . 120