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Annotation of 42BSD/games/trek/getcodi.c, revision 1.1

1.1     ! root        1: #ifndef lint
        !             2: static char sccsid[] = "@(#)getcodi.c  4.2     (Berkeley)      5/27/83";
        !             3: #endif not lint
        !             4: 
        !             5: # include      "getpar.h"
        !             6: 
        !             7: /*
        !             8: **  get course and distance
        !             9: **
        !            10: **     The user is asked for a course and distance.  This is used by
        !            11: **     move, impulse, and some of the computer functions.
        !            12: **
        !            13: **     The return value is zero for success, one for an invalid input
        !            14: **     (meaning to drop the request).
        !            15: */
        !            16: 
        !            17: getcodi(co, di)
        !            18: int    *co;
        !            19: double *di;
        !            20: {
        !            21: 
        !            22:        *co = getintpar("Course");
        !            23: 
        !            24:        /* course must be in the interval [0, 360] */
        !            25:        if (*co < 0 || *co > 360)
        !            26:                return (1);
        !            27:        *di = getfltpar("Distance");
        !            28: 
        !            29:        /* distance must be in the interval [0, 15] */
        !            30:        if (*di <= 0.0 || *di > 15.0)
        !            31:                return (1);
        !            32: 
        !            33:        /* good return */
        !            34:        return (0);
        !            35: }

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