Import of Empire 4.2.12
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d8b7fdfae1
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166
src/lib/commands/surv.c
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166
src/lib/commands/surv.c
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/*
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* Empire - A multi-player, client/server Internet based war game.
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* Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
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* Ken Stevens, Steve McClure
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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* ---
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*
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* See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
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* related information and legal notices. It is expected that any future
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* projects/authors will amend these files as needed.
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*
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* ---
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*
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* surv.c: Show sector survey
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*
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* Known contributors to this file:
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* Dave Pare, 1986
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*/
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#include "misc.h"
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#include "player.h"
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#include "var.h"
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#include "sect.h"
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#include "xy.h"
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#include "nsc.h"
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#include "deity.h"
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#include "file.h"
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#include "nat.h"
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#include "map.h"
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#include "commands.h"
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#include "optlist.h"
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static s_char code_char(long int coding, struct sctstr *sp);
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/*
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* survey type <sarg> ?cond
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*
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*/
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int
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surv(void)
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{
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int nsect;
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struct nstr_sect nstr;
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int y;
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long coding;
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struct natstr *np;
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struct sctstr sect;
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struct range range;
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s_char *ptr;
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struct nscstr cond[NS_NCOND];
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int ncond;
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int i;
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s_char what[64];
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s_char buf[1024];
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s_char *str;
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/* Note this is not re-entrant anyway, so we keep the buffers
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around */
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static s_char *mapbuf = (s_char *)0;
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static s_char **map = (s_char **)0;
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nsect = 0;
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if ((ptr = getstarg(player->argp[1], "commodity or variable? ", buf)) == 0)
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return RET_SYN;
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if (encode(ptr, &coding, EF_SECTOR) < 0)
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return RET_SYN;
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if(player->argp[2] == (s_char *) 0) {
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if ((str = getstring("(sects)? ", buf)) == 0)
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return RET_SYN;
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} else {
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str = player->argp[2];
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}
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if(*str == '*') {
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sprintf(what, "%d:%d,%d:%d",
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-WORLD_X/2, WORLD_X/2-1,
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-WORLD_Y/2, WORLD_Y/2-1);
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if (!snxtsct(&nstr, what))
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return RET_FAIL;
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}
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else
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if (!snxtsct(&nstr, str))
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return RET_SYN;
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if (!mapbuf)
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mapbuf = (s_char *)malloc((WORLD_Y*MAPWIDTH(1))*sizeof(s_char));
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if (!map) {
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map = (s_char **)malloc(WORLD_Y * sizeof(s_char *));
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if (map && mapbuf) {
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for (i = 0; i < WORLD_Y; i++)
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map[i] = &mapbuf[MAPWIDTH(1) * i];
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} else if (map) {
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free((s_char *)map);
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map = (s_char **)0;
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}
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}
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if (!mapbuf || !map) {
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pr("Memory error, tell the deity.\n");
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logerror("malloc failed in sect\n");
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return RET_FAIL;
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}
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ncond = nstr.ncond;
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bcopy((s_char *)nstr.cond, (s_char *)cond, sizeof(struct nscstr) * ncond);
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nstr.ncond = 0;
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np = getnatp(player->cnum);
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xyrelrange(np, &nstr.range, &range);
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border(&range, " ", "");
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blankfill((s_char *)mapbuf, &nstr.range, 1);
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while (nxtsct(&nstr, §)) {
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if (!player->owner)
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continue;
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ptr = &map[nstr.dy][nstr.dx];
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if (nstr_exec(cond, ncond, (s_char *)§, EF_SECTOR)) {
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++nsect;
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*ptr = 0x80 | code_char(coding, §);
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} else {
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*ptr = dchr[sect.sct_type].d_mnem;
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}
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}
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for (y=nstr.range.ly, i=0; i < nstr.range.height; y++, i++) {
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int yval;
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yval = yrel(np, y);
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pr("%4d %s %4d\n", yval, map[i], yval);
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if (y >= WORLD_Y)
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y -= WORLD_Y;
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}
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border(&range, " ", "");
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if (nsect > 0)
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pr("\n%d sector%s.\n", nsect, splur(nsect));
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return RET_OK;
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}
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static
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s_char
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code_char(long int coding, struct sctstr *sp)
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{
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int amt;
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int n;
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if (!(coding & NSC_VAR))
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coding |= NSC_OFF;
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amt = decode(player->cnum, coding, (s_char *) sp, EF_SECTOR);
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n = 0;
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if ((coding & NSC_CMASK) == NSC_VAR) {
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if (amt != 0)
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n = (amt / 100) + 1;
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} else if (amt != 0)
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n = (amt / 10) + 1;
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if (n > 11)
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n = 11;
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if (n < 0)
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n = 0;
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return " 0123456789$"[n];
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}
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