2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 * See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
23 * related information and legal notices. It is expected that any future
24 * projects/authors will amend these files as needed.
28 * cede.c: Give a sector to a neighbor
30 * Known contributors to this file:
51 static void cede_hdr(void);
52 static int cede_sect(struct nstr_sect *, natid);
53 static int cede_ship(struct nstr_item *, natid);
54 static void grab_sect(struct sctstr *, natid);
55 static void grab_ship(struct shpstr *, natid);
60 static int sct_or_shp[] = { EF_SECTOR, EF_SHIP, EF_BAD };
63 int is_sector = 0, is_ship = 0;
70 if ((p = getstarg(player->argp[1], "Cede what? ", buf)) == 0)
74 if (snxtitem(&ni, EF_SHIP, p))
76 if (!is_sector && !is_ship)
78 if ((n = natarg(player->argp[2], "to which country? ")) < 0)
80 if (is_sector && is_ship) {
84 getstarg(player->argp[3], "Cede sectors or ships (se, sh)? ",
89 type = ef_byname_from(p, sct_or_shp);
91 pr("Please type 'se' or 'sh'!\n");
97 if (n == player->cnum) {
98 pr("Giving something to yourself?\n");
102 if (natp->nat_stat != STAT_ACTIVE) {
103 pr("You can only give to normal countries...\n");
106 if (getrel(natp, player->cnum) < FRIENDLY) {
107 pr("You can only cede to a country that is friendly towards you...\n");
113 return cede_sect(&ns, to);
115 return cede_ship(&ni, to);
119 cede_sect(struct nstr_sect *ns, natid to)
121 struct sctstr sect, osect;
130 for (n = 1; n <= 6; n++)
131 dirstr[n] = dirch[n];
136 while (nxtsct(ns, §)) {
139 if (sect.sct_mobil == 0) {
140 pr("%s has no mobility and cannot be ceded\n",
141 xyas(sect.sct_x, sect.sct_y, player->cnum));
146 for (n = 1; n <= 6; n++) { /* Directions */
147 off_x = sect.sct_x + diroff[n][0];
148 off_y = sect.sct_y + diroff[n][1];
150 if (!getsect(off_x, off_y, &osect))
152 if ((osect.sct_own == to) && (osect.sct_mobil))
154 if ((osect.sct_own == to) &&
155 has_units_with_mob(osect.sct_x, osect.sct_y, to))
158 snxtitem_all(&ni, EF_SHIP);
159 while (nxtitem(&ni, &ship)) {
160 if ((ship.shp_own == to) &&
161 ((ship.shp_x == sect.sct_x) && (ship.shp_y == sect.sct_y)))
165 pr("%s has no sector with mobility adjacent to or ship in %s!\n", cname(to), xyas(sect.sct_x, sect.sct_y, player->cnum));
172 grab_sect(§, to);
174 pr(" %s %d%% ceded\n", xyas(sect.sct_x, sect.sct_y, player->cnum),
175 (int)sect.sct_effic);
176 wu(0, (natid)to, "%s ceded to you by %s\n",
177 xyas(sect.sct_x, sect.sct_y, to), cname(player->cnum));
179 pr("%d sector%s\n", nsect, splur(nsect));
194 grab_sect(struct sctstr *sp, natid to)
204 /* Wipe all the distribution info */
205 memset(sp->sct_dist, 0, sizeof(sp->sct_dist));
206 memset(sp->sct_del, 0, sizeof(sp->sct_del));
207 sp->sct_dist_x = sp->sct_x;
208 sp->sct_dist_y = sp->sct_y;
211 snxtitem_xy(&ni, EF_PLANE, sp->sct_x, sp->sct_y);
212 while (nxtitem(&ni, pp)) {
213 if (pp->pln_own == 0)
215 if (pp->pln_ship >= 0)
217 if (pp->pln_own != player->cnum)
219 if (pp->pln_flags & PLN_LAUNCHED)
222 wu(0, to, "\t%s ceded to you by %s\n",
223 prplane(pp), cname(player->cnum));
224 makelost(EF_PLANE, pp->pln_own, pp->pln_uid, pp->pln_x, pp->pln_y);
226 makenotlost(EF_PLANE, pp->pln_own, pp->pln_uid, pp->pln_x,
230 putplane(pp->pln_uid, pp);
234 snxtitem_xy(&ni, EF_NUKE, sp->sct_x, sp->sct_y);
235 while (nxtitem(&ni, np)) {
236 if (np->nuk_own == 0)
239 wu(0, to, "\tnuclear stockpile #%d ceded to you by %s\n",
240 np->nuk_uid, cname(player->cnum));
241 makelost(EF_NUKE, np->nuk_own, np->nuk_uid, np->nuk_x, np->nuk_y);
243 makenotlost(EF_NUKE, np->nuk_own, np->nuk_uid, np->nuk_x,
249 snxtitem_xy(&ni, EF_LAND, sp->sct_x, sp->sct_y);
250 while (nxtitem(&ni, lp)) {
251 if (lp->lnd_own == 0)
253 if (lp->lnd_ship == 0)
255 if (lp->lnd_own != player->cnum)
258 wu(0, to, "\t%s ceded to you by %s\n", prland(lp),
259 cname(player->cnum));
260 makelost(EF_LAND, lp->lnd_own, lp->lnd_uid, lp->lnd_x, lp->lnd_y);
261 makenotlost(EF_LAND, to, lp->lnd_uid, lp->lnd_x, lp->lnd_y);
270 if (sp->sct_oldown == to) {
271 sp->sct_che = 0; /* FIXME where do these guys go? */
272 sp->sct_che_target = 0;
276 if (sp->sct_oldown == to)
278 else /* people don't like being given away */
281 sp->sct_dist_x = sp->sct_x;
282 sp->sct_dist_y = sp->sct_y;
283 makelost(EF_SECTOR, sp->sct_own, 0, sp->sct_x, sp->sct_y);
284 makenotlost(EF_SECTOR, to, 0, sp->sct_x, sp->sct_y);
285 if (sp->sct_oldown == sp->sct_own)
292 cede_ship(struct nstr_item *ni, natid to)
297 struct nstr_item tni;
301 while (nxtitem(ni, &ship)) {
303 if (!player->owner || ship.shp_own == 0)
307 snxtitem_xy(&tni, EF_SHIP, ship.shp_x, ship.shp_y);
308 while (nxtitem(&tni, &tship) && bad)
309 if (tship.shp_own == to)
312 getsect(ship.shp_x, ship.shp_y, §);
313 if (bad && (sect.sct_own != to)) {
314 pr("%s isn't in a %s sector, and is not with a %s ship!\n",
315 prship(&ship), cname(to), cname(to));
318 grab_ship(&ship, to);
319 putship(ship.shp_uid, &ship);
321 wu(0, to, "%s ceded to you by %s\n",
322 prship(&ship), cname(player->cnum));
323 pr("%s ceded to %s\n", prship(&ship), cname(to));
325 pr(" %d ship%s\n", nships, splur(nships));
331 grab_ship(struct shpstr *sp, natid to)
340 snxtitem_xy(&ni, EF_PLANE, sp->shp_x, sp->shp_y);
341 while (nxtitem(&ni, pp)) {
342 if (pp->pln_own == 0)
344 if (pp->pln_flags & PLN_LAUNCHED)
346 if (pp->pln_ship != sp->shp_uid)
348 if (pp->pln_own != player->cnum)
351 wu(0, to, "\t%s ceded to you by %s\n",
352 prplane(pp), cname(player->cnum));
353 makelost(EF_PLANE, pp->pln_own, pp->pln_uid, pp->pln_x, pp->pln_y);
355 makenotlost(EF_PLANE, pp->pln_own, pp->pln_uid, pp->pln_x,
359 putplane(pp->pln_uid, pp);
363 snxtitem_xy(&ni, EF_LAND, sp->shp_x, sp->shp_y);
364 while (nxtitem(&ni, lp)) {
365 if (lp->lnd_own == 0)
367 if (lp->lnd_ship != sp->shp_uid)
369 if (lp->lnd_own != player->cnum)
372 wu(0, to, "\t%s ceded to you by %s\n",
373 prland(lp), cname(player->cnum));
374 makelost(EF_LAND, lp->lnd_own, lp->lnd_uid, lp->lnd_x, lp->lnd_y);
375 makenotlost(EF_LAND, to, lp->lnd_uid, lp->lnd_x, lp->lnd_y);
382 makelost(EF_SHIP, sp->shp_own, sp->shp_uid, sp->shp_x, sp->shp_y);
384 makenotlost(EF_SHIP, sp->shp_own, sp->shp_uid, sp->shp_x, sp->shp_y);