[unix-history] / usr / src / games / sail / dr_4.c

/*
* Copyright (c) 1983, 1993
*      The Regents of the University of California.  All rights reserved.
*
* %sccs.include.redist.c%
*/

#ifndef lint
static char sccsid[] = "@(#)dr_4.c      8.1 (Berkeley) %G%";
#endif /* not lint */

#include "externs.h"

ungrap(from, to)
register struct ship *from, *to;
{
       register k;
       char friend;

       if ((k = grappled2(from, to)) == 0)
               return;
       friend = capship(from)->nationality == capship(to)->nationality;
       while (--k >= 0) {
               if (friend || die() < 3) {
                       cleangrapple(from, to, 0);
                       makesignal(from, "ungrappling %s (%c%c)", to);
               }
       }
}

grap(from, to)
register struct ship *from, *to;
{
       if (capship(from)->nationality != capship(to)->nationality && die() > 2)
               return;
       Write(W_GRAP, from, 0, to->file->index, 0, 0, 0);
       Write(W_GRAP, to, 0, from->file->index, 0, 0, 0);
       makesignal(from, "grappled with %s (%c%c)", to);
}