2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2004, 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 * sect.c: Sector pre-write and post-read data massage
30 * Known contributors to this file:
44 #include "prototypes.h"
47 static int checksect(struct sctstr *);
48 static void give_back_cap(struct sctstr *sp);
52 sct_postread(int id, s_char *ptr)
54 struct sctstr *sp = (struct sctstr *)ptr;
57 player->owner = (player->god || sp->sct_own == player->cnum);
65 sct_prewrite(int id, s_char *ptr)
67 struct sctstr *sp = (struct sctstr *)ptr;
70 time(&sp->sct_timestamp);
73 getsect(sp->sct_x, sp->sct_y, §);
78 item_prewrite(short *item)
82 for (i = I_NONE + 1; i <= I_MAX; ++i) {
83 if (CANT_HAPPEN(item[i] < 0))
85 else if (CANT_HAPPEN(item[i] > ITEM_MAX))
91 checksect(struct sctstr *sp)
93 int mil, civs, loyalcivs;
95 item_prewrite(sp->sct_item);
97 /* shouldn't happen, but... */
98 if (sp->sct_mobil > 127)
101 mil = sp->sct_item[I_MILIT];
102 civs = sp->sct_item[I_CIVIL];
103 if (sp->sct_own == sp->sct_oldown)
108 if (sp->sct_effic < SCT_MINEFF) {
109 if (sp->sct_type == SCT_BSPAN)
111 else if (sp->sct_type == SCT_BTOWER) {
116 if (sp->sct_own != 0 && !civs) {
118 sp->sct_oldown = sp->sct_own;
120 /* If they have a military unit there, they still own it */
121 if (sp->sct_own && !loyalcivs && !(sp->sct_flags & MOVE_IN_PROGRESS)) {
122 if (!mil && !has_units(sp->sct_x, sp->sct_y, sp->sct_own, 0)) {
124 if (sp->sct_type == SCT_CAPIT || sp->sct_type == SCT_MOUNT)
125 caploss(sp, sp->sct_own, "");
127 if (sp->sct_oldown == sp->sct_own) {
128 makelost(EF_SECTOR, sp->sct_own, 0, sp->sct_x, sp->sct_y);
132 /* if oldown gets his cap back make agri */
133 if (sp->sct_oldown &&
134 player->cnum == sp->sct_own &&
135 sp->sct_type == SCT_CAPIT &&
136 sp->sct_newtype == SCT_CAPIT)
138 takeover(sp, sp->sct_oldown);
143 if (!opt_DEFENSE_INFRA)
144 sp->sct_defense = sp->sct_effic;
149 issector(s_char *arg)
153 while (0 != (c = *arg++))
154 if (!isdigit(c) && !isspace(c) && (c != '/'))
161 give_back_cap(struct sctstr *sp)
163 struct natstr *natp = getnatp(sp->sct_oldown);
165 if (xrel(natp, natp->nat_xcap) == xrel(natp, sp->sct_x) &&
166 yrel(natp, natp->nat_ycap) == yrel(natp, sp->sct_y)) {
167 sp->sct_newtype = SCT_AGRI;
172 sct_init(coord x, coord y, s_char *ptr)
174 struct sctstr *sp = (struct sctstr *)ptr;
176 sp->ef_type = EF_SECTOR;