/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2008, 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/>.
*
* ---
*
*
* Known contributors to this file:
* Steve McClure, 1998
+ * Markus Armbruster, 2004-2014
*/
#include <config.h>
+#include <ctype.h>
#include "commodity.h"
-#include "file.h"
-#include "land.h"
-#include "loan.h"
-#include "misc.h"
-#include "nat.h"
-#include "nsc.h"
-#include "nuke.h"
-#include "plane.h"
+#include "empobj.h"
#include "player.h"
#include "prototypes.h"
-#include "sect.h"
-#include "ship.h"
-#include "trade.h"
#include "xy.h"
-/* Note that timestamps make things tricky. And, we don't
- * really care about the timestamp, we just care about the rest
- * of the structure. So, we make a copy, and zero the timestamps
- * in both copies, and then compare. */
+static int
+obj_changed(struct empobj *obj)
+{
+ union empobj_storage old;
+
+ if (!get_empobj(obj->ef_type, obj->uid, &old))
+ return 0;
+ if (!ef_typedstr_eq((struct ef_typedstr *)&old,
+ (struct ef_typedstr *)obj))
+ return 1;
+ ef_mark_fresh(obj->ef_type, obj);
+ return 0;
+}
int
-check_sect_ok(struct sctstr *sectp)
+check_obj_ok(struct empobj *obj)
{
- struct sctstr chksect;
- struct sctstr tsect;
-
- getsect(sectp->sct_x, sectp->sct_y, &chksect);
- memcpy(&tsect, sectp, sizeof(struct sctstr));
- tsect.sct_timestamp = chksect.sct_timestamp = 0;
- if (memcmp(&tsect, &chksect, sizeof(struct sctstr))) {
- pr("Sector %s has changed!\n",
- xyas(sectp->sct_x, sectp->sct_y, player->cnum));
+ char *s;
+
+ if (obj_changed(obj)) {
+ if (obj->ef_type == EF_SECTOR)
+ pr("Sector %s has changed!\n",
+ xyas(obj->x, obj->y, player->cnum));
+ else {
+ s = ef_nameof_pretty(obj->ef_type);
+ pr("%c%s %d has changed!\n", toupper(*s), s + 1, obj->uid);
+ }
return 0;
}
return 1;
}
int
-check_ship_ok(struct shpstr *shipp)
+check_sect_ok(struct sctstr *sectp)
{
- struct shpstr chkship;
- struct shpstr tship;
+ return check_obj_ok((struct empobj *)sectp);
+}
- getship(shipp->shp_uid, &chkship);
- memcpy(&tship, shipp, sizeof(struct shpstr));
- tship.shp_timestamp = chkship.shp_timestamp = 0;
- if (memcmp(&tship, &chkship, sizeof(struct shpstr))) {
- pr("Ship #%d has changed!\n", shipp->shp_uid);
- return 0;
- }
- return 1;
+int
+check_ship_ok(struct shpstr *shipp)
+{
+ return check_obj_ok((struct empobj *)shipp);
}
int
check_plane_ok(struct plnstr *planep)
{
- struct plnstr chkplane;
- struct plnstr tplane;
-
- getplane(planep->pln_uid, &chkplane);
- memcpy(&tplane, planep, sizeof(struct plnstr));
- tplane.pln_timestamp = chkplane.pln_timestamp = 0;
- if (memcmp(&tplane, &chkplane, sizeof(struct plnstr))) {
- pr("Plane #%d has changed!\n", planep->pln_uid);
- return 0;
- }
- return 1;
+ return check_obj_ok((struct empobj *)planep);
}
int
check_land_ok(struct lndstr *landp)
{
- struct lndstr chkland;
- struct lndstr tland;
-
- getland(landp->lnd_uid, &chkland);
- memcpy(&tland, landp, sizeof(struct lndstr));
- tland.lnd_timestamp = chkland.lnd_timestamp = 0;
- if (memcmp(&tland, &chkland, sizeof(struct lndstr))) {
- pr("Land unit #%d has changed!\n", landp->lnd_uid);
- return 0;
- }
- return 1;
+ return check_obj_ok((struct empobj *)landp);
}
int
check_nuke_ok(struct nukstr *nukep)
{
- struct nukstr chknuke;
- struct nukstr tnuke;
-
- getnuke(nukep->nuk_uid, &chknuke);
- memcpy(&tnuke, nukep, sizeof(struct nukstr));
- tnuke.nuk_timestamp = chknuke.nuk_timestamp = 0;
- if (memcmp(&tnuke, &chknuke, sizeof(struct nukstr))) {
- pr("Nuke %d has changed!\n", nukep->nuk_uid);
- return 0;
- }
- return 1;
+ return check_obj_ok((struct empobj *)nukep);
}
int
check_loan_ok(struct lonstr *loanp)
{
- struct lonstr chkloan;
-
- getloan(loanp->l_uid, &chkloan);
- if (memcmp(loanp, &chkloan, sizeof(struct lonstr))) {
- pr("Loan %d has changed!\n", loanp->l_uid);
- return 0;
- }
- return 1;
+ return check_obj_ok((struct empobj *)loanp);
}
int
check_comm_ok(struct comstr *commp)
{
- struct comstr chkcomm;
-
- getcomm(commp->com_uid, &chkcomm);
- if (memcmp(commp, &chkcomm, sizeof(struct comstr))) {
- pr("Commodity %d has changed!\n", commp->com_uid);
- return 0;
- }
- return 1;
+ return check_obj_ok((struct empobj *)commp);
}
int
check_trade_ok(struct trdstr *tp)
{
- struct trdstr chktrade;
-
- gettrade(tp->trd_uid, &chktrade);
- if (memcmp(tp, &chktrade, sizeof(struct trdstr))) {
- pr("Trade lot #%d has changed!\n", tp->trd_uid);
- return 0;
- }
- return 1;
+ return check_obj_ok((struct empobj *)tp);
}