/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Copyright (C) 1986-2009, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* This program is free software; you can redistribute it and/or modify
*
* ---
*
- * See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
- * related information and legal notices. It is expected that any future
- * projects/authors will amend these files as needed.
+ * See files README, COPYING and CREDITS in the root of the source
+ * tree for related information and legal notices. It is expected
+ * that future projects/authors will amend these files as needed.
*
* ---
*
* expl.c: Take over unoccupied sectors
- *
+ *
* Known contributors to this file:
* Jeff Wallace, 1989
*/
-#include "misc.h"
-#include "player.h"
-#include "var.h"
-#include "sect.h"
-#include "xy.h"
-#include "nsc.h"
+#include <config.h>
+
+#include "commands.h"
+#include "game.h"
#include "item.h"
-#include "file.h"
-#include "deity.h"
-#include "nat.h"
+#include "map.h"
#include "optlist.h"
-#include "commands.h"
-
-static int explore_map(s_char *what, coord curx, coord cury, s_char *arg);
+#include "plague.h"
-extern int etu_per_update;
-extern int sect_mob_neg_factor;
+static int explore_map(coord curx, coord cury, char *arg);
int
explore(void)
{
- register int amount;
- struct sctstr orig, sect;
- struct sctstr endsect;
- struct sctstr start;
- struct sctstr chksect;
- double weight;
- int mcost, dam;
- int infected;
- int vtype;
- int amt_src;
- int amt_dst;
- struct ichrstr *ip;
- int work;
- int loyal;
- int own, mob;
- int justtook;
- coord x, y;
- s_char *p;
- int n;
- int left;
- s_char buf[1024];
- s_char prompt[128];
+ int amount;
+ struct sctstr sect;
+ struct sctstr endsect;
+ struct sctstr start;
+ struct sctstr chksect;
+ double weight;
+ int mcost, dam;
+ int infected;
+ i_type vtype;
+ int amt_src;
+ int amt_dst;
+ struct ichrstr *ip;
+ int work;
+ int loyal;
+ int own, mob;
+ int justtook;
+ coord x, y;
+ char *p;
+ int n;
+ int left;
+ char buf[1024];
+ char prompt[128];
- if ((ip = whatitem(player->argp[1], "explore with what? (civ/mil) ")) == 0)
- return RET_SYN;
- vtype = ip->i_vtype;
- if ((vtype != V_CIVIL) && (vtype != V_MILIT)) {
- pr("You can only explore with civs and mil.\n");
- return RET_FAIL;
- }
- if ((p = getstarg(player->argp[2], "from sector : ", buf)) == 0)
- return RET_SYN;
- if (!sarg_xy(p, &x, &y))
- return RET_SYN;
- if (!getsect(x, y, §) || !player->owner) {
- pr("Not yours\n");
- return RET_FAIL;
- }
- bcopy((s_char *)§,(s_char *)&orig,sizeof(struct sctstr));
- infected = getvar(V_PSTAGE, (s_char *)§, EF_SECTOR) == PLG_INFECT;
- if ((amt_src = getvar(vtype, (s_char *)§, EF_SECTOR)) <= 0) {
- pr("No %s in %s\n", ip->i_name,
- xyas(sect.sct_x, sect.sct_y, player->cnum));
- return RET_SYN;
- }
- own = sect.sct_own;
- mob = (int)sect.sct_mobil;
- if (vtype == V_CIVIL && sect.sct_oldown != own) {
- pr("You can't explore with conquered populace!\n");
- return RET_SYN;
- }
- if (mob <= 0) {
- pr("No mobility in %s\n",
- xyas(sect.sct_x, sect.sct_y, player->cnum));
- return RET_SYN;
- }
- if (vtype == V_CIVIL) {
- work = sect.sct_work;
- if (work != 100)
- pr("Warning: civil unrest\n");
- loyal = sect.sct_loyal;
- } else if (vtype == V_MILIT) {
- work = 100;
- loyal = 0;
- }
- sprintf(prompt, "Number of %s to explore with? (max %d) ",
- ip->i_name, amt_src);
- amount = onearg(player->argp[3], prompt);
- if (!check_sect_ok(§))
- return RET_FAIL;
- if (amount > amt_src) {
- amount = amt_src;
- pr("Only exploring with %d.\n", amount);
- }
+ if (!(ip = whatitem(player->argp[1], "explore with what? (civ/mil) ")))
+ return RET_SYN;
+ vtype = ip->i_uid;
+ if ((vtype != I_CIVIL) && (vtype != I_MILIT)) {
+ pr("You can only explore with civs and mil.\n");
+ return RET_FAIL;
+ }
+ if ((p = getstarg(player->argp[2], "from sector : ", buf)) == 0)
+ return RET_SYN;
+ if (!sarg_xy(p, &x, &y))
+ return RET_SYN;
+ if (!getsect(x, y, §) || !player->owner) {
+ pr("Not yours\n");
+ return RET_FAIL;
+ }
+ infected = sect.sct_pstage == PLG_INFECT;
+ if ((amt_src = sect.sct_item[vtype]) <= 0) {
+ pr("No %s in %s\n", ip->i_name,
+ xyas(sect.sct_x, sect.sct_y, player->cnum));
+ return RET_SYN;
+ }
+ own = sect.sct_own;
+ mob = sect.sct_mobil;
+ if (vtype == I_CIVIL && sect.sct_oldown != own) {
+ pr("You can't explore with conquered populace!\n");
+ return RET_SYN;
+ }
+ if (mob <= 0) {
+ pr("No mobility in %s\n",
+ xyas(sect.sct_x, sect.sct_y, player->cnum));
+ return RET_SYN;
+ }
- if (!want_to_abandon(§, vtype, amount, 0)) {
- pr("Explore cancelled.\n");
- return RET_FAIL;
- }
+ /* only used when moving civs; but prevent spurious compiler warnings */
+ work = sect.sct_work;
+ loyal = sect.sct_loyal;
+ if (vtype == I_CIVIL && work != 100)
+ pr("Warning: civil unrest\n");
- if (!check_sect_ok(§))
- return RET_FAIL;
+ sprintf(prompt, "Number of %s to explore with? (max %d) ",
+ ip->i_name, amt_src);
+ amount = onearg(player->argp[3], prompt);
+ if (amount <= 0)
+ return RET_SYN;
+ if (!check_sect_ok(§))
+ return RET_FAIL;
+ if (amount > amt_src) {
+ amount = amt_src;
+ pr("Only exploring with %d.\n", amount);
+ }
- if (amount <= 0)
- return RET_SYN;
- weight = amount * ip->i_lbs;
- /* remove commodities from source sector */
- getsect(x, y, &start);
- amt_src = getvar(vtype, (s_char *)&start, EF_SECTOR);
- amt_src -= amount;
- if (amt_src < 0) {
- pr("%s in %s are gone!\n", ip->i_name,
- xyas(start.sct_x, start.sct_y, player->cnum));
- return RET_OK;
- }
- putvar(vtype, amt_src, (s_char *)&start, EF_SECTOR);
- start.sct_flags |= MOVE_IN_PROGRESS;
- putsect(&start);
- /*
- * Now parse the path and return ending sector.
- */
- dam = 1;
- mcost = move_ground((s_char *)ip, §, &endsect,
- (double)sect.sct_mobil, weight, player->argp[4],
- explore_map, 1, &dam);
+ if (!want_to_abandon(§, vtype, amount, 0)) {
+ pr("Explore cancelled.\n");
+ return RET_FAIL;
+ }
- if (dam) {
- left = effdamage(amount, dam);
- if (left < amount) {
- if (left) {
- pr("%d of the %s you were exploring with were destroyed!\nOnly %d %s made it to %s\n",
- amount - left,
- ip->i_name,
- left,
- ip->i_name,
- xyas(endsect.sct_x, endsect.sct_y, player->cnum));
- } else {
- pr("All of the %s you were exploring with were destroyed!\n",ip->i_name);
- }
- amount = left;
- }
- }
- if (mcost > 0)
- pr("Total movement cost = %d",mcost);
- else
- pr("No mobility used");
+ if (!check_sect_ok(§))
+ return RET_FAIL;
- if (mcost < 0) {
- pr("\nExplore aborted");
- getsect(start.sct_x,start.sct_y,§);
- sect.sct_mobil = (u_char)mob;
- }else{
- /* Charge mobility */
- getsect(sect.sct_x, sect.sct_y, §);
- n = sect.sct_mobil - mcost;
- if (n < 0)
- n = 0;
- sect.sct_mobil = (u_char)n;
- pr(", %d mob left in %s", sect.sct_mobil,
- xyas(sect.sct_x,sect.sct_y,player->cnum));
- putsect(§);
- getsect(endsect.sct_x, endsect.sct_y, §);
- }
- pr("\n");
- justtook = 0;
+ weight = (double)amount * ip->i_lbs;
+ /* remove commodities from source sector */
+ getsect(x, y, &start);
+ amt_src = start.sct_item[vtype];
+ amt_src -= amount;
+ if (amt_src < 0) {
+ pr("%s in %s are gone!\n", ip->i_name,
+ xyas(start.sct_x, start.sct_y, player->cnum));
+ return RET_OK;
+ }
+ start.sct_item[vtype] = amt_src;
+ start.sct_flags |= MOVE_IN_PROGRESS;
+ putsect(&start);
+ /*
+ * Now parse the path and return ending sector.
+ */
+ dam = 1;
+ mcost = move_ground(§, &endsect, weight, player->argp[4],
+ explore_map, 1, &dam);
- /*
- * Check for a multitude of problems
- */
- getsect(endsect.sct_x, endsect.sct_y, &chksect);
- if(chksect.sct_type == '.') {
- pr("Bridge disappeared!\n");
- getsect(start.sct_x,start.sct_y,&start);
- start.sct_flags &= ~MOVE_IN_PROGRESS;
- putsect(&start);
- return RET_FAIL;
- }
- if(!player->god && chksect.sct_own && chksect.sct_own != player->cnum
- && chksect.sct_type != SCT_SANCT) {
- pr("Somebody beat you there!\n");
- /* Send them xback home */
- getsect(start.sct_x,start.sct_y,§);
- if (sect.sct_own != own) {
- pr("Someone captured the sector you started from!\n");
- pr("Your exploring people die of disappointment!\n");
- sect.sct_flags &= ~MOVE_IN_PROGRESS;
- putsect(§);
- return RET_FAIL;
- }
+ if (dam) {
+ left = effdamage(amount, dam);
+ if (left < amount) {
+ if (left) {
+ pr("%d of the %s you were exploring with were destroyed!\n"
+ "Only %d %s made it to %s\n",
+ amount - left, ip->i_name, left, ip->i_name,
+ xyas(endsect.sct_x, endsect.sct_y, player->cnum));
+ } else {
+ pr("All of the %s you were exploring with were destroyed!\n",
+ ip->i_name);
+ }
+ amount = left;
}
+ }
+ if (mcost > 0)
+ pr("Total movement cost = %d", mcost);
+ else
+ pr("No mobility used");
- if (!player->god && !player->owner && sect.sct_type != SCT_SANCT) {
- (void) takeover(§, player->cnum);
- justtook = 1;
- sect.sct_oldown = own;
- sect.sct_work = work;
- sect.sct_loyal = loyal;
- }
- if (vtype == V_CIVIL && sect.sct_oldown != player->cnum) {
- pr("Your civilians don't want to stay!\n");
- getsect(start.sct_x,start.sct_y,§);
- if (sect.sct_own != own) {
- pr("Someone captured the sector you started from!\n");
- pr("Your exploring people die of disappointment!\n");
- sect.sct_flags &= ~MOVE_IN_PROGRESS;
- putsect(§);
- return RET_FAIL;
- }
- }
- getsect(start.sct_x,start.sct_y,&start);
+ if (mcost < 0) {
+ pr("\nExplore aborted");
+ getsect(start.sct_x, start.sct_y, §);
+ sect.sct_mobil = mob;
+ } else {
+ /* Charge mobility */
+ getsect(sect.sct_x, sect.sct_y, §);
+ n = sect.sct_mobil - mcost;
+ if (n < 0)
+ n = 0;
+ sect.sct_mobil = n;
+ pr(", %d mob left in %s", sect.sct_mobil,
+ xyas(sect.sct_x, sect.sct_y, player->cnum));
+ putsect(§);
+ getsect(endsect.sct_x, endsect.sct_y, §);
+ }
+ pr("\n");
+ justtook = 0;
+
+ /*
+ * Check for a multitude of problems
+ */
+ getsect(endsect.sct_x, endsect.sct_y, &chksect);
+ if (amount <= 0) {
+ getsect(start.sct_x, start.sct_y, &start);
+ sect.sct_flags &= ~MOVE_IN_PROGRESS;
+ putsect(§);
+ return RET_FAIL;
+ }
+ if (chksect.sct_type == SCT_WATER) {
+ pr("Bridge disappeared!\n");
+ getsect(start.sct_x, start.sct_y, &start);
start.sct_flags &= ~MOVE_IN_PROGRESS;
putsect(&start);
- amt_dst = getvar(vtype, (s_char *)§, EF_SECTOR);
- if (32767 - amt_dst < amount) {
- amount = 32767 - amt_dst;
- pr("Only %d can be left there.\n", amount);
- if (amount <= 0)
- getsect(start.sct_x,start.sct_y,§);
- }
- if (putvar(vtype, amount + amt_dst, (s_char *)§, EF_SECTOR) < 0) {
- pr("No more room in %s.\n",
- xyas(sect.sct_x, sect.sct_y, player->cnum));
- return RET_OK;
- }
- /*
- * Now add commodities to destination sector,
- * along with plague that came along for the ride.
- * Takeover unowned sectors if not deity.
- */
- if (!player->god && sect.sct_type != SCT_SANCT && justtook) {
- pr("Sector %s is now yours.\n",
- xyas(sect.sct_x, sect.sct_y, player->cnum));
- if (opt_MOB_ACCESS) {
- time(§.sct_access);
- sect.sct_mobil = -(etu_per_update / sect_mob_neg_factor);
- } else {
- sect.sct_mobil = 0;
- }
+ return RET_FAIL;
+ }
+ if (!player->god && chksect.sct_own && chksect.sct_own != player->cnum
+ && chksect.sct_type != SCT_SANCT) {
+ pr("Somebody beat you there!\n");
+ /* Send them back home */
+ getsect(start.sct_x, start.sct_y, §);
+ if (sect.sct_own != own) {
+ pr("Someone captured the sector you started from!\n");
+ pr("Your exploring people die of disappointment!\n");
+ sect.sct_flags &= ~MOVE_IN_PROGRESS;
+ putsect(§);
+ return RET_FAIL;
}
- if (infected && getvar(V_PSTAGE, (s_char *)§, EF_SECTOR) == 0)
- putvar(V_PSTAGE, PLG_EXPOSED, (s_char *)§, EF_SECTOR);
- if (vtype == V_CIVIL) {
- if (opt_NEW_WORK) {
- sect.sct_loyal =( (amt_dst * sect.sct_loyal) +
- (amount * loyal) ) / (amt_dst+amount);
- sect.sct_work =( (amt_dst * sect.sct_work) +
- (amount * work) ) / (amt_dst+amount);
- } else { /* ! NEW_WORK */
+ }
- /* It only takes one bad apple... */
- if (sect.sct_loyal < loyal)
- sect.sct_loyal = loyal;
- if (sect.sct_work > work)
- sect.sct_work = work;
- } /* end NEW_WORK */
+ if (!player->god && !player->owner && sect.sct_type != SCT_SANCT) {
+ takeover(§, player->cnum);
+ justtook = 1;
+ sect.sct_oldown = own;
+ sect.sct_work = 100;
+ sect.sct_loyal = 0;
+ }
+ if (vtype == I_CIVIL && sect.sct_oldown != player->cnum) {
+ pr("Your civilians don't want to stay!\n");
+ getsect(start.sct_x, start.sct_y, §);
+ if (sect.sct_own != own) {
+ pr("Someone captured the sector you started from!\n");
+ pr("Your exploring people die of disappointment!\n");
+ sect.sct_flags &= ~MOVE_IN_PROGRESS;
+ putsect(§);
+ return RET_FAIL;
}
- putsect(§);
- return RET_OK;
+ }
+ amt_dst = sect.sct_item[vtype];
+ if (amount > ITEM_MAX - amt_dst) {
+ amount = ITEM_MAX - amt_dst;
+ pr("Only %d can be left there.\n", amount);
+ if (amount <= 0)
+ getsect(start.sct_x, start.sct_y, §);
+ }
+ sect.sct_item[vtype] = amount + amt_dst;
+ /*
+ * Now add commodities to destination sector,
+ * along with plague that came along for the ride.
+ * Takeover unowned sectors if not deity.
+ */
+ if (!player->god && sect.sct_type != SCT_SANCT && justtook) {
+ pr("Sector %s is now yours.\n",
+ xyas(sect.sct_x, sect.sct_y, player->cnum));
+ if (opt_MOB_ACCESS) {
+ game_tick_to_now(§.sct_access);
+ sect.sct_mobil = -(etu_per_update / sect_mob_neg_factor);
+ } else {
+ sect.sct_mobil = 0;
+ }
+ }
+ if (infected && sect.sct_pstage == PLG_HEALTHY)
+ sect.sct_pstage = PLG_EXPOSED;
+ if (vtype == I_CIVIL) {
+ sect.sct_loyal
+ = (amt_dst * sect.sct_loyal + amount * loyal) / (amt_dst + amount);
+ sect.sct_work
+ = (amt_dst * sect.sct_work + amount * work) / (amt_dst + amount);
+ }
+ putsect(§);
+ getsect(start.sct_x, start.sct_y, &start);
+ start.sct_flags &= ~MOVE_IN_PROGRESS;
+ putsect(&start);
+ return RET_OK;
}
/*ARGSUSED*/
static int
-explore_map(s_char *what, coord curx, coord cury, s_char *arg)
+explore_map(coord curx, coord cury, char *arg)
{
- struct nstr_sect ns;
- struct natstr *np;
- struct sctstr sect;
- coord rel_x, rel_y;
- s_char range[128];
- s_char view[7];
- int i;
- int changed = 0;
+ struct nstr_sect ns;
+ struct sctstr sect;
+ char view[7];
+ int i;
+ int changed = 0;
- np = getnatp(player->cnum);
- rel_x = xrel(np, curx);
- rel_y = yrel(np, cury);
- sprintf(range, "%d:%d,%d:%d", rel_x-2, rel_x+2, rel_y-1, rel_y+1);
- if (!snxtsct(&ns, range))
- return RET_FAIL;
- i = 0;
- while (i < 7 && nxtsct(&ns, §)) {
- view[i] = dchr[sect.sct_type].d_mnem;
- switch (sect.sct_type) {
- case SCT_WATER:
- case SCT_RURAL:
- case SCT_MOUNT:
- case SCT_WASTE:
- case SCT_PLAINS:
- break;
- default:
- if (sect.sct_own != player->cnum && !player->god)
- view[i] = '?';
- break;
- }
- changed += map_set(player->cnum, ns.x, ns.y, view[i], 0);
- i++;
+ snxtsct_dist(&ns, curx, cury, 1);
+ i = 0;
+ while (i < 7 && nxtsct(&ns, §)) {
+ /* Nasty: this relies on the iteration order */
+ view[i] = dchr[sect.sct_type].d_mnem;
+ switch (sect.sct_type) {
+ case SCT_WATER:
+ case SCT_RURAL:
+ case SCT_MOUNT:
+ case SCT_WASTE:
+ case SCT_PLAINS:
+ break;
+ default:
+ if (sect.sct_own != player->cnum && !player->god)
+ view[i] = '?';
+ break;
}
- if (changed)
- writemap(player->cnum);
- if (!getsect(curx, cury, §))
- return RET_FAIL;
- pr(" %c %c min gold fert oil uran\n", view[0], view[1]);
- pr(" %c %c %c %3d %4d %4d %4d %4d\n",
- view[2], view[3], view[4],
- sect.sct_min, sect.sct_gmin, sect.sct_fertil, sect.sct_oil,
- sect.sct_uran);
- pr(" %c %c\n", view[5], view[6]);
- return RET_OK;
+ changed += map_set(player->cnum, ns.x, ns.y, view[i], 0);
+ i++;
+ }
+ if (changed)
+ writemap(player->cnum);
+ if (!getsect(curx, cury, §))
+ return RET_FAIL;
+ pr(" %c %c min gold fert oil uran\n", view[0], view[1]);
+ pr(" %c %c %c %3d %4d %4d %4d %4d\n",
+ view[2], view[3], view[4],
+ sect.sct_min, sect.sct_gmin, sect.sct_fertil, sect.sct_oil,
+ sect.sct_uran);
+ pr(" %c %c\n", view[5], view[6]);
+ return RET_OK;
}