1 /* $NetBSD: dr_5.c,v 1.10 2001/01/04 06:16:51 jwise 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 #include <sys/cdefs.h> 37 #ifndef lint 38 #if 0 39 static char sccsid[] = "@(#)dr_5.c 8.2 (Berkeley) 4/28/95"; 40 #else 41 __RCSID("$NetBSD: dr_5.c,v 1.10 2001/01/04 06:16:51 jwise Exp $"); 42 #endif 43 #endif /* not lint */ 44 45 #include <sys/types.h> 46 #include "extern.h" 47 48 void subtract(struct ship *, struct ship *, int, int *, int); 49 int mensent(struct ship *, struct ship *, int *, struct ship **, int *, int); 50 51 void 52 subtract(struct ship *from, struct ship *fromcap, int totalfrom, int *crewfrom, int pcfrom) 53 { 54 int n; 55 56 if (fromcap == from && totalfrom) { /* if not captured */ 57 for (n = 0; n < 3; n++) { 58 if (totalfrom > crewfrom[n]) { 59 totalfrom -= crewfrom[n]; 60 crewfrom[n] = 0; 61 } else { 62 crewfrom[n] -= totalfrom; 63 totalfrom = 0; 64 } 65 } 66 Write(W_CREW, from, crewfrom[0], crewfrom[1], crewfrom[2], 0); 67 } else if (totalfrom) { 68 pcfrom -= totalfrom; 69 pcfrom = pcfrom < 0 ? 0 : pcfrom; 70 Write(W_PCREW, from, pcfrom, 0, 0, 0); 71 } 72 } 73 74 int 75 mensent(struct ship *from, struct ship *to, int *crew, struct ship **captured, int *pc, int isdefense) 76 { /* returns # of crew squares sent */ 77 int men = 0; 78 int n; 79 int c1, c2, c3; 80 struct BP *bp; 81 82 *pc = from->file->pcrew; 83 *captured = from->file->captured; 84 crew[0] = from->specs->crew1; 85 crew[1] = from->specs->crew2; 86 crew[2] = from->specs->crew3; 87 bp = isdefense ? from->file->DBP : from->file->OBP; 88 for (n=0; n < NBP; n++, bp++) { 89 if (bp->turnsent && bp->toship == to) 90 men += bp->mensent; 91 } 92 if (men) { 93 c1 = men/100 ? crew[0] : 0; 94 c2 = (men%100)/10 ? crew[1] : 0; 95 c3 = men/10 ? crew[2] : 0; 96 c3 = *captured == 0 ? crew[2] : *pc; 97 } else 98 c1 = c2 = c3 = 0; 99 return(c1 + c2 + c3); 100 } 101