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Import of Empire 4.2.12

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Markus Armbruster 2003-08-23 12:23:04 +00:00
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src/lib/subs/lostsub.c Normal file
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/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* This program 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
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* 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
*
* ---
*
* 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.
*
* ---
*
* lostsub.c: Subroutines for lost items
*
* Known contributors to this file:
* Steve McClure, 1997
*/
#include "misc.h"
#include "player.h"
#include "var.h"
#include "file.h"
#include "land.h"
#include "ship.h"
#include "xy.h"
#include "nat.h"
#include "deity.h"
#include "nsc.h"
#include "plane.h"
#include "lost.h"
#include "prototypes.h"
void
makelost(char type, natid owner, short int id, coord x, coord y)
{
struct loststr lost;
int n;
n = findlost(type, owner, id, x, y, 1);
if (n < 0) {
ef_extend(EF_LOST, 25);
n = findlost(type, owner, id, x, y, 1);
if (n < 0)
return;
}
getlost(n, &lost);
lost.lost_type = type;
lost.lost_owner = owner;
lost.lost_id = id;
lost.lost_x = x;
lost.lost_y = y;
lost.lost_uid = n;
time(&lost.lost_timestamp);
putlost(n, &lost);
}
void
makenotlost(char type, natid owner, short int id, coord x, coord y)
{
struct loststr lost;
int n;
n = findlost(type, owner, id, x, y, 0);
if (n < 0)
return;
getlost(n, &lost);
lost.lost_owner = 0;
lost.lost_timestamp = 0;
putlost(n, &lost);
}
int
findlost(char type, natid owner, short int id, coord x, coord y, int free)
/* Give me the item of a free slot */
{
struct loststr lost;
int n;
int freeslot = -1;
/* Find a free slot, or find this item again */
for (n = 0; getlost(n, &lost); n++) {
if (!lost.lost_owner && freeslot == -1 && free == 1)
freeslot = n;
if (!lost.lost_owner)
continue;
if (lost.lost_owner == owner && type == lost.lost_type) {
if (type == EF_SECTOR && lost.lost_x == x && lost.lost_y == y) {
freeslot = n;
break;
} else if (lost.lost_id == id) {
freeslot = n;
break;
}
}
}
return freeslot;
}