Import of Empire 4.2.12
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d8b7fdfae1
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364
src/lib/commands/scut.c
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364
src/lib/commands/scut.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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* scut.c: Scuttle ships, planes or land units
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*
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* Known contributors to this file:
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*
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*/
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#include "misc.h"
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#include "player.h"
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#include "sect.h"
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#include "news.h"
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#include "var.h"
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#include "xy.h"
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#include "ship.h"
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#include "land.h"
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#include "plane.h"
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#include "nat.h"
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#include "nsc.h"
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#include "deity.h"
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#include "file.h"
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#include "commands.h"
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#include "optlist.h"
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union item_u {
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struct shpstr ship;
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struct plnstr plane;
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struct lndstr land;
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};
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int
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scuttle_tradeship(struct shpstr *sp, int interactive)
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{
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extern int trade_1_dist; /* less than this gets no money */
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extern int trade_2_dist; /* less than this gets trade_1 money */
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extern int trade_3_dist; /* less than this gets trade_2 money */
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extern float trade_1; /* return on trade_1 distance */
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extern float trade_2; /* return on trade_2 distance */
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extern float trade_3; /* return on trade_3 distance */
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extern float trade_ally_bonus; /* 20% bonus for trading with allies */
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extern float trade_ally_cut; /* 10% bonus for ally you trade with */
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float cash = 0;
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float ally_cash = 0;
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int dist;
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struct sctstr sect;
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struct mchrstr *mp;
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struct natstr *np;
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s_char buf[512];
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struct natstr *natp;
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mp = &mchr[(int)sp->shp_type];
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getsect(sp->shp_x,sp->shp_y,§);
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if (sect.sct_own && sect.sct_type == SCT_HARBR) {
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dist = mapdist(sp->shp_x, sp->shp_y,
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sp->shp_orig_x,
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sp->shp_orig_y);
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if (interactive)
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pr("%s has gone %d sects\n", prship(sp), dist);
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else
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wu(0, sp->shp_own, "%s has gone %d sects\n", prship(sp),
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dist);
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if (dist < trade_1_dist)
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cash = 0;
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else if (dist < trade_2_dist)
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cash = (1.0 + trade_1*((float)dist));
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else if (dist < trade_3_dist)
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cash = (1.0 + trade_2*((float)dist));
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else
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cash = (1.0 + trade_3*((float)dist));
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cash *= mp->m_cost;
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cash *= (((float)sp->shp_effic) / 100.0);
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if (sect.sct_own != sp->shp_own) {
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cash *= (1.0 + trade_ally_bonus);
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ally_cash = cash * trade_ally_cut;
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}
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}
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if (!interactive && cash) {
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natp = getnatp(sp->shp_own);
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natp->nat_money += cash;
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putnat(natp);
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wu(0, sp->shp_own, "You just made $%d.\n", (int)cash);
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} else if (!cash && !interactive) {
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wu(0, sp->shp_own, "Unfortunately, you make $0 on this trade.\n");
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} else if (cash && interactive) {
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player->dolcost -= cash;
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} else if (interactive) {
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pr("You won't get any money if you scuttle in %s!",
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xyas(sp->shp_x, sp->shp_y, player->cnum));
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sprintf(buf, "Are you sure you want to scuttle %s? ",
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prship(sp));
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return confirm(buf);
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}
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if (ally_cash) {
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np = getnatp(sect.sct_own);
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np->nat_money += ally_cash;
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putnat(np);
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wu(0,sect.sct_own,
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"Trade with %s nets you $%d at %s\n",
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cname(sp->shp_own),
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(int)ally_cash,
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xyas(sect.sct_x, sect.sct_y, sect.sct_own));
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if (sp->shp_own != sp->shp_orig_own)
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nreport(sp->shp_own,
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N_PIRATE_TRADE, sp->shp_orig_own, 1);
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else
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nreport(sp->shp_own, N_TRADE, sect.sct_own, 1);
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} else if (sp->shp_own != sp->shp_orig_own)
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nreport(sp->shp_own, N_PIRATE_KEEP, sp->shp_orig_own, 1);
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return 1;
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}
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int
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scut(void)
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{
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struct nstr_item ni;
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union item_u item;
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int type;
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struct mchrstr *mp;
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struct plchrstr *pp;
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struct lchrstr *lp;
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s_char *p;
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s_char prompt[128];
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s_char buf[1024];
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if (!(p = getstarg(player->argp[1], "Ship, land, or plane? ", buf)))
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return RET_SYN;
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switch (*p) {
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case 's':
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type = EF_SHIP; break;
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case 'p':
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type = EF_PLANE; break;
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case 'l':
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type = EF_LAND; break;
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default:
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pr("Ships, land units, or planes only! (s, l, p)\n");
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return RET_SYN;
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}
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sprintf(prompt, "%s(s)? ", ef_nameof(type));
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if ((p = getstarg(player->argp[2], prompt, buf)) == 0)
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return RET_SYN;
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if (!snxtitem(&ni, type, p))
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return RET_SYN;
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if (p && (isalpha(*p) || (*p == '*') || (*p == '~') || issector(p)
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|| islist(p))){
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s_char y_or_n[80], bbuf[80];
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if (type == EF_SHIP) {
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if (*p == '*')
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sprintf(bbuf,"all ships");
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else if (*p == '~')
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sprintf(bbuf,"all unassigned ships");
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else if (issector(p))
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sprintf(bbuf,"all ships in %s",p);
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else if (isalpha(*p))
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sprintf(bbuf,"fleet %c",*p);
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else
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sprintf(bbuf,"ships %s",p);
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} else if (type == EF_LAND) {
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if (*p == '*')
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sprintf(bbuf,"all land units");
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else if (*p == '~')
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sprintf(bbuf,"all unassigned land units");
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else if (issector(p))
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sprintf(bbuf,"all units in %s",p);
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else if (isalpha(*p))
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sprintf(bbuf,"army %c",*p);
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else
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sprintf(bbuf,"units %s",p);
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} else {
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if (*p == '*')
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sprintf(bbuf,"all planes");
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else if (*p == '~')
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sprintf(bbuf,"all unassigned planes");
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else if (issector(p))
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sprintf(bbuf,"all planes in %s",p);
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else if (isalpha(*p))
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sprintf(bbuf,"wing %c",*p);
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else
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sprintf(bbuf,"planes %s",p);
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}
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sprintf(y_or_n,"Really scuttle %s? ", bbuf);
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if (!confirm(y_or_n))
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return RET_FAIL;
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}
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while (nxtitem(&ni, (s_char *)&item)) {
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if (!player->owner)
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continue;
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if (opt_MARKET) {
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if (ontradingblock(type, (int *)&item.ship)) {
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pr("You cannot scuttle an item on the trading block!\n");
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continue;
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}
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}
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if (type == EF_SHIP) {
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mp = &mchr[(int)item.ship.shp_type];
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if (opt_TRADESHIPS) {
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if (mp->m_flags & M_TRADE)
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if (!scuttle_tradeship(&item.ship, 1))
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continue;
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}
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pr("%s", prship(&item.ship));
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scuttle_ship(&item.ship);
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} else if (type == EF_LAND) {
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if (item.land.lnd_ship >= 0) {
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pr("%s is on a ship, and cannot be scuttled!\n",
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prland(&item.land));
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continue;
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}
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lp = &lchr[(int)item.land.lnd_type];
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pr("%s", prland(&item.land));
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scuttle_land(&item.land);
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} else {
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pp = &plchr[(int)item.plane.pln_type];
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pr("%s", prplane(&item.plane));
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if (item.plane.pln_ship >= 0){
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struct shpstr ship;
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getship(item.plane.pln_ship,&ship);
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take_plane_off_ship(&item.plane,&ship);
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}
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makelost(EF_PLANE, item.plane.pln_own, item.plane.pln_uid, item.plane.pln_x, item.plane.pln_y);
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item.plane.pln_own = 0;
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putplane(item.plane.pln_uid, (s_char *)&item.plane);
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}
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pr(" scuttled in %s\n",
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xyas(item.ship.shp_x, item.ship.shp_y , player->cnum));
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}
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return RET_OK;
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}
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void
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scuttle_ship(struct shpstr *sp)
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{
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struct nstr_item ni;
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struct sctstr sect;
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struct plnstr plane;
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struct lndstr land;
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getsect(sp->shp_x, sp->shp_y, §);
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snxtitem_all(&ni, EF_PLANE);
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while (nxtitem(&ni, (s_char *)&plane)) {
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if (plane.pln_own == 0)
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continue;
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if (plane.pln_ship == sp->shp_uid) {
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plane.pln_ship = -1;
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if (sect.sct_own != sp->shp_own) {
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wu(0, plane.pln_own, "Plane %d scuttled in %s\n",
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plane.pln_uid,
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xyas(plane.pln_x, plane.pln_y, plane.pln_own));
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makelost(EF_PLANE, plane.pln_own, plane.pln_uid, plane.pln_x, plane.pln_y);
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plane.pln_own = 0;
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} else {
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wu(0, plane.pln_own,
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"Plane %d transferred off ship %d to %s\n",
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plane.pln_uid, sp->shp_uid,
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xyas(plane.pln_x, plane.pln_y,plane.pln_own));
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}
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putplane(plane.pln_uid, (s_char *)&plane);
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}
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}
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snxtitem_all(&ni, EF_LAND);
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while (nxtitem(&ni, (s_char *)&land)) {
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if (land.lnd_own == 0)
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continue;
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if (land.lnd_ship == sp->shp_uid) {
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land.lnd_ship = -1;
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if (sect.sct_own == sp->shp_own) {
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wu(0, land.lnd_own,
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"Land unit %d transferred off ship %d to %s\n",
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land.lnd_uid, sp->shp_uid,
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xyas(land.lnd_x, land.lnd_y, land.lnd_own));
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putland(land.lnd_uid, (s_char *)&land);
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} else
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scuttle_land(&land);
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}
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}
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makelost(EF_SHIP, sp->shp_own, sp->shp_uid, sp->shp_x, sp->shp_y);
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sp->shp_own = 0;
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putship(sp->shp_uid, sp);
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}
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void
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scuttle_land(struct lndstr *lp)
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{
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struct nstr_item ni;
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struct sctstr sect;
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struct plnstr plane;
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struct lndstr land;
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getsect(lp->lnd_x, lp->lnd_y, §);
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snxtitem_all(&ni, EF_PLANE);
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while (nxtitem(&ni, (s_char *)&plane)) {
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if (plane.pln_own == 0)
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continue;
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if (plane.pln_land == lp->lnd_uid) {
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plane.pln_land = -1;
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if (sect.sct_own != lp->lnd_own) {
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wu(0, plane.pln_own, "Plane %d scuttled in %s\n",
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plane.pln_uid,
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xyas(plane.pln_x, plane.pln_y, plane.pln_own));
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makelost(EF_PLANE, plane.pln_own, plane.pln_uid, plane.pln_x, plane.pln_y);
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plane.pln_own = 0;
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} else {
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wu(0, plane.pln_own,
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"Plane %d transferred off unit %d to %s\n",
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plane.pln_uid, lp->lnd_uid,
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xyas(plane.pln_x, plane.pln_y,plane.pln_own));
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}
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putplane(plane.pln_uid, (s_char *)&plane);
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}
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}
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snxtitem_all(&ni, EF_LAND);
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while (nxtitem(&ni, (s_char *)&land)) {
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if (land.lnd_own == 0)
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continue;
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if (land.lnd_land == lp->lnd_uid) {
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land.lnd_land = -1;
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if (sect.sct_own == lp->lnd_own) {
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wu(0, land.lnd_own,
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"Land unit %d transferred off unit %d to %s\n",
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land.lnd_uid, lp->lnd_uid,
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xyas(land.lnd_x, land.lnd_y, land.lnd_own));
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putland(land.lnd_uid, (s_char *)&land);
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} else
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scuttle_land(&land);
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}
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}
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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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putland(lp->lnd_uid, lp);
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}
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