Import of Empire 4.2.12
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src/lib/subs/land.c
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173
src/lib/subs/land.c
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/*
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* Empire - A multi-player, client/server Internet based war game.
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* Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
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* Ken Stevens, Steve McClure
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* ---
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*
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* See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
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* related information and legal notices. It is expected that any future
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* projects/authors will amend these files as needed.
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*
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* ---
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*
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* land.c: Land unit post-read and pre-write
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*
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* Known contributors to this file:
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* Steve McClure, 1996
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*/
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#include "misc.h"
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#include "player.h"
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#include "var.h"
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#include "file.h"
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#include "land.h"
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#include "ship.h"
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#include "xy.h"
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#include "nat.h"
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#include "deity.h"
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#include "nsc.h"
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#include "plane.h"
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#include "prototypes.h"
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#include "optlist.h"
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int
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lnd_postread(int n, s_char *ptr)
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{
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struct lndstr *llp = (struct lndstr *) ptr;
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struct shpstr theship;
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struct lndstr theland;
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if (llp->lnd_uid != n) {
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logerror("lnd_postread: Error - %d != %d, zeroing.\n", llp->lnd_uid, n);
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bzero(ptr, sizeof(struct lndstr));
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}
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if (llp->lnd_ship >= 0 && llp->lnd_own && llp->lnd_effic >= LAND_MINEFF) {
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if (getship(llp->lnd_ship, &theship) &&
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(theship.shp_effic >= SHIP_MINEFF)) {
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/* wooof! Carriers are a pain */
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if (llp->lnd_mission){
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/*
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* If the unit is on a mission centered
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* on it's loc, the op-area travels with
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* the unit.
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*/
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if ((llp->lnd_opx == llp->lnd_x) &&
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(llp->lnd_opy == llp->lnd_y)) {
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llp->lnd_opx = theship.shp_x;
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llp->lnd_opy = theship.shp_y;
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}
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}
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if (llp->lnd_x != theship.shp_x || llp->lnd_y != theship.shp_y)
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time(&llp->lnd_timestamp);
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llp->lnd_x = theship.shp_x;
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llp->lnd_y = theship.shp_y;
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}
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}
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if (llp->lnd_land >= 0 && llp->lnd_own && llp->lnd_effic >= LAND_MINEFF) {
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if (getland(llp->lnd_land, &theland) &&
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(theland.lnd_effic >= LAND_MINEFF)) {
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/* wooof! Carriers are a pain */
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if (llp->lnd_mission){
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/*
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* If the unit is on a mission centered
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* on it's loc, the op-area travels with
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* the unit.
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*/
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if ((llp->lnd_opx == llp->lnd_x) &&
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(llp->lnd_opy == llp->lnd_y)){
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llp->lnd_opx = theland.lnd_x;
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llp->lnd_opy = theland.lnd_y;
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}
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}
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if (llp->lnd_x != theland.lnd_x || llp->lnd_y != theland.lnd_y)
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time(&llp->lnd_timestamp);
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llp->lnd_x = theland.lnd_x;
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llp->lnd_y = theland.lnd_y;
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}
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}
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if (opt_MOB_ACCESS)
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lnd_do_upd_mob(llp);
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player->owner = (player->god || llp->lnd_own == player->cnum);
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return 1;
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}
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/*ARGSUSED*/
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int
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lnd_prewrite(int n, s_char *ptr)
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{
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struct lndstr *llp = (struct lndstr *) ptr;
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struct lndstr land;
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struct lndstr *lp;
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struct plnstr *pp;
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int i;
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llp->ef_type = EF_LAND;
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llp->lnd_uid = n;
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time(&llp->lnd_timestamp);
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if (llp->lnd_own && llp->lnd_effic < LAND_MINEFF) {
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makelost(EF_LAND, llp->lnd_own, llp->lnd_uid, llp->lnd_x, llp->lnd_y);
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llp->lnd_own = 0;
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getland(n, &land);
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for (i = 0; NULL != (lp = getlandp(i)); i++) {
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if (lp->lnd_own && lp->lnd_land == n) {
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mpr(lp->lnd_own, "%s MIA!\n", prland(lp));
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makelost(EF_LAND, lp->lnd_own, lp->lnd_uid, lp->lnd_x, lp->lnd_y);
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lp->lnd_own = 0;
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lp->lnd_effic = 0;
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lp->lnd_ship = -1;
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lp->lnd_land = -1;
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putland(lp->lnd_uid, lp);
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}
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}
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for (i = 0; NULL != (pp = getplanep(i)); i++) {
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if (pp->pln_own && pp->pln_land == n) {
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mpr(pp->pln_own, "%s MIA!\n", prplane(pp));
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makelost(EF_PLANE, pp->pln_own, pp->pln_uid, pp->pln_x, pp->pln_y);
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pp->pln_own = 0;
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pp->pln_effic = 0;
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pp->pln_ship = -1;
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pp->pln_land = -1;
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putplane(pp->pln_uid, pp);
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}
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}
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} else
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getland(n, &land);
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return 1;
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}
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void
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lnd_init(int n, s_char *ptr)
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{
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struct lndstr *lp = (struct lndstr *) ptr;
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lp->ef_type = EF_LAND;
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lp->lnd_uid = n;
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lp->lnd_own = 0;
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}
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s_char *
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prland(struct lndstr *lp)
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{
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return prbuf("%s #%d", lchr[(int)lp->lnd_type].l_name, lp->lnd_uid);
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}
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