/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2005, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Copyright (C) 1986-2010, 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.
*
* ---
*
* coas.c: Look at all the ships in the world
- *
+ *
* Known contributors to this file:
* Keith Muller, 1983
* Dave Pare, 1986 (rewrite)
#include <config.h>
-#include "misc.h"
-#include "player.h"
-#include "sect.h"
-#include "ship.h"
-#include "nat.h"
-#include "xy.h"
-#include "nsc.h"
-#include "file.h"
#include "commands.h"
#include "optlist.h"
+#include "ship.h"
#define TSIZE 200
int x, y;
int mink, minj, maxk, maxj;
int nship = 0;
- float tech;
+ double tech;
struct nstr_item ni;
- if (snxtsct(&nstr, player->argp[1]) == 0)
+ if (!snxtsct(&nstr, player->argp[1]))
return RET_SYN;
for (i = 0; i < TSIZE; i++)
- list[i] = 0;
+ list[i] = NULL;
cp = malloc(sizeof(*cp));
snxtitem_all(&ni, EF_SHIP);
while (nxtitem(&ni, &cp->c_shp)) {
continue;
y = ynorm(sect.sct_y + k);
n = scthash(x, y, TSIZE);
- if (list[n] == 0)
+ if (!list[n])
continue;
nship -= showship(&list[n], x, y);
}
showship(struct coast **cpp, int x, int y)
{
struct coast *cp;
- struct coast *todelete = 0;
+ struct coast *todelete = NULL;
struct coast **prev;
int nship = 0;
- prev = 0;
+ prev = NULL;
cp = *cpp;
prev = cpp;
do {
/* we delete it, we free it. */
if (todelete) {
free(todelete);
- todelete = 0;
+ todelete = NULL;
}
if (cp->c_shp.shp_x != x || cp->c_shp.shp_y != y) {
prev = &(*prev)->c_next;