/*
* 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.
*
* ---
*
* Steve McClure, 1998
*/
+#include <config.h>
+
#include <stdlib.h>
+#include <string.h>
#include "as.h"
#include "optlist.h"
/* Note we will only allocate this once. Afterwards, we just keep
* zeroing it since it's rather small and we don't need to re-allocate
* each time. */
- if (fromhead == (struct as_frompath **)0) {
+ if (fromhead == NULL) {
fromhead = calloc(1, sizeof(struct as_frompath *) * WORLD_Y);
- if (fromhead == (struct as_frompath **)0)
+ if (fromhead == NULL)
return;
}
int i, j;
/* Cache not used yet :) */
- if (fromhead == (struct as_frompath **)0)
+ if (fromhead == NULL)
return;
for (j = 0; j < WORLD_Y; j++) {
/* Is the cache on? if not, return NULL */
if (as_cachepath_on == 0)
- return (NULL);
+ return NULL;
/* Do we have any cached? */
- if (fromhead == (struct as_frompath **)0)
- return (NULL);
+ if (fromhead == NULL)
+ return NULL;
/* Yes! */
for (from = fromhead[fy]; from; from = from->next) {
if (from->x == fx) {
for (to = from->tolist[ty]; to; to = to->next) {
if (to->x == tx)
- return (to->path);
+ return to->path;
}
}
}
- return (NULL);
+ return NULL;
}