/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
- * Ken Stevens, Steve McClure
+ * Copyright (C) 1986-2021, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Ken Stevens, Steve McClure, Markus Armbruster
*
- * This program is free software; you can redistribute it and/or modify
+ * Empire is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* ---
*
* ---
*
* set.c: Place units/ships/planes/nukes up for sale.
- *
+ *
* Known contributors to this file:
* Dave Pare, 1986
* Pat Loney, 1992
* Steve McClure, 1996
+ * Markus Armbruster, 2004-2018
*/
#include <config.h>
-#include "misc.h"
-#include "sect.h"
-#include "ship.h"
+#include "commands.h"
+#include "empobj.h"
#include "land.h"
+#include "optlist.h"
#include "plane.h"
-#include "xy.h"
-#include "nsc.h"
-#include "nat.h"
+#include "ship.h"
#include "trade.h"
-#include "file.h"
-#include "player.h"
-#include "commands.h"
-#include "optlist.h"
/*
* format: set <type> <SHIP/NUKE> <PRICE>
struct trdstr trade;
struct nstr_item ni;
struct nstr_item ni_trade;
- union trdgenstr item;
+ union empobj_storage item;
struct sctstr sect;
int freeslot;
int foundslot;
check_trade();
p = getstarg(player->argp[1], "Ship, plane, land unit or nuke? ", buf);
- if (p == 0)
+ if (!p)
return RET_SYN;
if ((type = ef_byname_from(p, ef_saleable)) < 0) {
pr("You can sell only ships, planes, land units or nukes\n");
return RET_SYN;
}
- if (!snxtitem(&ni, type, player->argp[2]))
+ if (!snxtitem(&ni, type, player->argp[2], NULL))
return RET_SYN;
while (nxtitem(&ni, &item)) {
if (!player->owner && !player->god)
return RET_FAIL;
}
trade.trd_type = type;
- sprintf(prompt, "%s #%d; Price? ",
- trade_nameof(&trade, &item), ni.cur);
- if ((p = getstarg(player->argp[3], prompt, buf)) == 0)
- break;
- if (!trade_check_item_ok(&item))
+ sprintf(prompt, "%s #%d; price? ",
+ trade_nameof(&trade, &item.gen), ni.cur);
+ if (!(p = getstarg(player->argp[3], prompt, buf)))
+ return RET_FAIL;
+ if (!check_obj_ok(&item.gen))
return RET_FAIL;
if ((price = atoi(p)) < 0)
continue;
freeslot = -1;
snxtitem_all(&ni_trade, EF_TRADE);
while (nxtitem(&ni_trade, &trade)) {
- if (trade.trd_owner == 0)
- freeslot = ni_trade.cur;
+ if (!trade.trd_owner) {
+ if (freeslot < 0)
+ freeslot = ni_trade.cur;
+ continue;
+ }
if (trade.trd_unitid == ni.cur && trade.trd_type == type) {
foundslot = ni_trade.cur;
break;
if (price <= 0) {
if (foundslot >= 0) {
pr("%s #%d (lot #%d) removed from trading\n",
- trade_nameof(&trade, &item), ni.cur, foundslot);
- memset(&trade, 0, sizeof(trade));
+ trade_nameof(&trade, &item.gen), ni.cur, foundslot);
+ trade.trd_owner = 0;
puttrade(ni_trade.cur, &trade);
}
} else {
+ if (trade_has_unsalable_cargo(&item.gen, 1))
+ return RET_FAIL;
if (foundslot >= 0)
id = foundslot;
else if (freeslot >= 0)
id = freeslot;
- else {
- ef_extend(EF_TRADE, 1);
+ else
id = ni_trade.cur;
- }
- trade.trd_x = item.gen.x;
- trade.trd_y = item.gen.y;
+ ef_blank(EF_TRADE, id, &trade);
+ trade.trd_x = 1;
+ trade.trd_y = 0;
trade.trd_type = type;
trade.trd_owner = player->cnum;
- trade.trd_uid = id;
trade.trd_unitid = ni.cur;
trade.trd_price = price;
(void)time(&now);
trade.trd_maxbidder = player->cnum;
puttrade(id, &trade);
pr("%s #%d (lot #%d) price %s to $%d\n",
- trade_nameof(&trade, &item), ni.cur,
+ trade_nameof(&trade, &item.gen), ni.cur,
id, foundslot >= 0 ? "reset" : "set", price);
}
}