2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the University nor the names of its contributors
14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * @(#)dr_5.c 8.1 (Berkeley) 5/31/93
30 * $FreeBSD: src/games/sail/dr_5.c,v 1.4 1999/11/30 03:49:33 billf Exp $
36 subtract(struct ship
*from
, int totalfrom
, int crewfrom
[3], struct ship
*fromcap
, int pcfrom
)
40 if (fromcap
== from
&& totalfrom
) { /* if not captured */
41 for (n
= 0; n
< 3; n
++) {
42 if (totalfrom
> crewfrom
[n
]) {
43 totalfrom
-= crewfrom
[n
];
46 crewfrom
[n
] -= totalfrom
;
50 Write(W_CREW
, from
, crewfrom
[0], crewfrom
[1], crewfrom
[2], 0);
51 } else if (totalfrom
) {
53 pcfrom
= pcfrom
< 0 ? 0 : pcfrom
;
54 Write(W_PCREW
, from
, pcfrom
, 0, 0, 0);
59 mensent(struct ship
*from
, struct ship
*to
, int crew
[3], struct ship
**captured
, int *pc
, char isdefense
)
60 { /* returns # of crew squares sent */
66 *pc
= from
->file
->pcrew
;
67 *captured
= from
->file
->captured
;
68 crew
[0] = from
->specs
->crew1
;
69 crew
[1] = from
->specs
->crew2
;
70 crew
[2] = from
->specs
->crew3
;
71 bp
= isdefense
? from
->file
->DBP
: from
->file
->OBP
;
72 for (n
=0; n
< NBP
; n
++, bp
++) {
73 if (bp
->turnsent
&& bp
->toship
== to
)
77 c1
= men
/100 ? crew
[0] : 0;
78 c2
= (men
%100)/10 ? crew
[1] : 0;
79 c3
= men
/10 ? crew
[2] : 0;
80 c3
= *captured
== NULL
? crew
[2] : *pc
;