1 /* $NetBSD: dr_5.c,v 1.12 2003/08/07 09:37:42 agc 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. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #ifndef lint 34 #if 0 35 static char sccsid[] = "@(#)dr_5.c 8.2 (Berkeley) 4/28/95"; 36 #else 37 __RCSID("$NetBSD: dr_5.c,v 1.12 2003/08/07 09:37:42 agc Exp $"); 38 #endif 39 #endif /* not lint */ 40 41 #include <sys/types.h> 42 #include "extern.h" 43 44 void 45 subtract(struct ship *from, struct ship *fromcap, int totalfrom, int *crewfrom, int pcfrom) 46 { 47 int n; 48 49 if (fromcap == from && totalfrom) { /* if not captured */ 50 for (n = 0; n < 3; n++) { 51 if (totalfrom > crewfrom[n]) { 52 totalfrom -= crewfrom[n]; 53 crewfrom[n] = 0; 54 } else { 55 crewfrom[n] -= totalfrom; 56 totalfrom = 0; 57 } 58 } 59 Write(W_CREW, from, crewfrom[0], crewfrom[1], crewfrom[2], 0); 60 } else if (totalfrom) { 61 pcfrom -= totalfrom; 62 pcfrom = pcfrom < 0 ? 0 : pcfrom; 63 Write(W_PCREW, from, pcfrom, 0, 0, 0); 64 } 65 } 66 67 int 68 mensent(struct ship *from, struct ship *to, int *crew, struct ship **captured, int *pc, int isdefense) 69 { /* returns # of crew squares sent */ 70 int men = 0; 71 int n; 72 int c1, c2, c3; 73 struct BP *bp; 74 75 *pc = from->file->pcrew; 76 *captured = from->file->captured; 77 crew[0] = from->specs->crew1; 78 crew[1] = from->specs->crew2; 79 crew[2] = from->specs->crew3; 80 bp = isdefense ? from->file->DBP : from->file->OBP; 81 for (n=0; n < NBP; n++, bp++) { 82 if (bp->turnsent && bp->toship == to) 83 men += bp->mensent; 84 } 85 if (men) { 86 c1 = men/100 ? crew[0] : 0; 87 c2 = (men%100)/10 ? crew[1] : 0; 88 c3 = men/10 ? crew[2] : 0; 89 c3 = *captured == 0 ? crew[2] : *pc; 90 } else 91 c1 = c2 = c3 = 0; 92 return(c1 + c2 + c3); 93 } 94