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Annotation of 43BSD/games/trek/getcodi.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  */
        !             6: 
        !             7: #ifndef lint
        !             8: static char sccsid[] = "@(#)getcodi.c  5.1 (Berkeley) 5/30/85";
        !             9: #endif not lint
        !            10: 
        !            11: # include      "getpar.h"
        !            12: 
        !            13: /*
        !            14: **  get course and distance
        !            15: **
        !            16: **     The user is asked for a course and distance.  This is used by
        !            17: **     move, impulse, and some of the computer functions.
        !            18: **
        !            19: **     The return value is zero for success, one for an invalid input
        !            20: **     (meaning to drop the request).
        !            21: */
        !            22: 
        !            23: getcodi(co, di)
        !            24: int    *co;
        !            25: double *di;
        !            26: {
        !            27: 
        !            28:        *co = getintpar("Course");
        !            29: 
        !            30:        /* course must be in the interval [0, 360] */
        !            31:        if (*co < 0 || *co > 360)
        !            32:                return (1);
        !            33:        *di = getfltpar("Distance");
        !            34: 
        !            35:        /* distance must be in the interval [0, 15] */
        !            36:        if (*di <= 0.0 || *di > 15.0)
        !            37:                return (1);
        !            38: 
        !            39:        /* good return */
        !            40:        return (0);
        !            41: }

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