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parties.c revision 1.3 
      1 /*	$NetBSD: parties.c,v 1.3 1995/04/22 10:37:04 cgd Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1983, 1993
      5  *	The Regents of the University of California.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed by the University of
     18  *	California, Berkeley and its contributors.
     19  * 4. Neither the name of the University nor the names of its contributors
     20  *    may be used to endorse or promote products derived from this software
     21  *    without specific prior written permission.
     22  *
     23  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     24  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     25  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     26  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     27  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     28  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     29  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     30  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     31  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     32  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     33  * SUCH DAMAGE.
     34  */
     35 
     36 #ifndef lint
     37 #if 0
     38 static char sccsid[] = "@(#)parties.c	8.1 (Berkeley) 5/31/93";
     39 #else
     40 static char rcsid[] = "$NetBSD: parties.c,v 1.3 1995/04/22 10:37:04 cgd Exp $";
     41 #endif
     42 #endif /* not lint */
     43 
     44 #include "externs.h"
     45 
     46 meleeing(from, to)
     47 struct ship *from;
     48 register struct ship *to;
     49 {
     50 	register struct BP *p = from->file->OBP;
     51 	register struct BP *q = p + NBP;
     52 
     53 	for (; p < q; p++)
     54 		if (p->turnsent && p->toship == to)
     55 			return 1;
     56 	return 0;
     57 }
     58 
     59 boarding(from, isdefense)
     60 register struct ship *from;
     61 char isdefense;
     62 {
     63 	register struct BP *p = isdefense ? from->file->DBP : from->file->OBP;
     64 	register struct BP *q = p + NBP;
     65 
     66 	for (; p < q; p++)
     67 		if (p->turnsent)
     68 			return 1;
     69 	return 0;
     70 }
     71 
     72 unboard(ship, to, isdefense)
     73 register struct ship *ship, *to;
     74 register char isdefense;
     75 {
     76 	register struct BP *p = isdefense ? ship->file->DBP : ship->file->OBP;
     77 	register n;
     78 
     79 	for (n = 0; n < NBP; p++, n++)
     80 		if (p->turnsent && (p->toship == to || isdefense || ship == to))
     81 			Write(isdefense ? W_DBP : W_OBP, ship, 0, n, 0, 0, 0);
     82 }
     83