/* * Copyright (c) 1980 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted provided * that: (1) source distributions retain this entire copyright notice and * comment, and (2) distributions including binaries display the following * acknowledgement: ``This product includes software developed by the * University of California, Berkeley and its contributors'' in the * documentation or other materials provided with the distribution and in * all advertising materials mentioning features or use of this software. * Neither the name of the University nor the names of its contributors may * be used to endorse or promote products derived from this software without * specific prior written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint static char sccsid[] = "@(#)getcodi.c 5.4 (Berkeley) 6/1/90"; #endif /* not lint */ # include "getpar.h" /* ** get course and distance ** ** The user is asked for a course and distance. This is used by ** move, impulse, and some of the computer functions. ** ** The return value is zero for success, one for an invalid input ** (meaning to drop the request). */ getcodi(co, di) int *co; double *di; { *co = getintpar("Course"); /* course must be in the interval [0, 360] */ if (*co < 0 || *co > 360) return (1); *di = getfltpar("Distance"); /* distance must be in the interval [0, 15] */ if (*di <= 0.0 || *di > 15.0) return (1); /* good return */ return (0); }