| File: | src/games/sail/dr_5.c |
| Warning: | line 82, column 3 Value stored to 'c3' is never read |
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| 1 | /* $OpenBSD: dr_5.c,v 1.5 2016/01/08 20:26:33 mestre Exp $ */ |
| 2 | /* $NetBSD: dr_5.c,v 1.3 1995/04/22 10:36:51 cgd Exp $ */ |
| 3 | |
| 4 | /* |
| 5 | * Copyright (c) 1983, 1993 |
| 6 | * The Regents of the University of California. All rights reserved. |
| 7 | * |
| 8 | * Redistribution and use in source and binary forms, with or without |
| 9 | * modification, are permitted provided that the following conditions |
| 10 | * are met: |
| 11 | * 1. Redistributions of source code must retain the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer. |
| 13 | * 2. Redistributions in binary form must reproduce the above copyright |
| 14 | * notice, this list of conditions and the following disclaimer in the |
| 15 | * documentation and/or other materials provided with the distribution. |
| 16 | * 3. Neither the name of the University nor the names of its contributors |
| 17 | * may be used to endorse or promote products derived from this software |
| 18 | * without specific prior written permission. |
| 19 | * |
| 20 | * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND |
| 21 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 22 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 23 | * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE |
| 24 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| 25 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
| 26 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
| 27 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
| 28 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
| 29 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
| 30 | * SUCH DAMAGE. |
| 31 | */ |
| 32 | |
| 33 | #include "extern.h" |
| 34 | |
| 35 | void |
| 36 | subtract(struct ship *from, int totalfrom, int crewfrom[3], |
| 37 | struct ship *fromcap, int pcfrom) |
| 38 | { |
| 39 | int n; |
| 40 | |
| 41 | if (fromcap == from && totalfrom) { /* if not captured */ |
| 42 | for (n = 0; n < 3; n++) { |
| 43 | if (totalfrom > crewfrom[n]) { |
| 44 | totalfrom -= crewfrom[n]; |
| 45 | crewfrom[n] = 0; |
| 46 | } else { |
| 47 | crewfrom[n] -= totalfrom; |
| 48 | totalfrom = 0; |
| 49 | } |
| 50 | } |
| 51 | Write(W_CREW4, from, crewfrom[0], crewfrom[1], crewfrom[2], 0); |
| 52 | } else if (totalfrom) { |
| 53 | pcfrom -= totalfrom; |
| 54 | pcfrom = pcfrom < 0 ? 0 : pcfrom; |
| 55 | Write(W_PCREW15, from, pcfrom, 0, 0, 0); |
| 56 | } |
| 57 | } |
| 58 | |
| 59 | /* returns # of crew squares sent */ |
| 60 | int |
| 61 | mensent(struct ship *from, struct ship *to, int crew[3], struct ship **captured, |
| 62 | int *pc, int isdefense) |
| 63 | { |
| 64 | int men = 0; |
| 65 | int n; |
| 66 | int c1, c2, c3; |
| 67 | struct BP *bp; |
| 68 | |
| 69 | *pc = from->file->pcrew; |
| 70 | *captured = from->file->captured; |
| 71 | crew[0] = from->specs->crew1; |
| 72 | crew[1] = from->specs->crew2; |
| 73 | crew[2] = from->specs->crew3; |
| 74 | bp = isdefense ? from->file->DBP : from->file->OBP; |
| 75 | for (n=0; n < NBP3; n++, bp++) { |
| 76 | if (bp->turnsent && bp->toship == to) |
| 77 | men += bp->mensent; |
| 78 | } |
| 79 | if (men) { |
| 80 | c1 = men/100 ? crew[0] : 0; |
| 81 | c2 = (men%100)/10 ? crew[1] : 0; |
| 82 | c3 = men/10 ? crew[2] : 0; |
Value stored to 'c3' is never read | |
| 83 | c3 = *captured == 0 ? crew[2] : *pc; |
| 84 | } else |
| 85 | c1 = c2 = c3 = 0; |
| 86 | return(c1 + c2 + c3); |
| 87 | } |