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Use NULL instead of (FOO *)0, it's easier to read.

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This commit is contained in:
Markus Armbruster 2006-03-23 20:48:49 +00:00
parent 3252f8a907
commit 21bf6b41d4
23 changed files with 75 additions and 79 deletions
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8
src/lib/common/path.c
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@ -88,7 +88,7 @@ bp_init(void)
if (bp->adp == NULL)
return NULL;
if (neighsects == (struct sctstr **)0)
if (neighsects == NULL)
neighsects = calloc(((WORLD_X * WORLD_Y) / 2) * 6,
sizeof(struct sctstr *));
@ -201,12 +201,12 @@ bp_neighbors(struct as_coord c, struct as_coord *cp, s_char *pp)
offset = (sy * WORLD_X + sx) / 2;
from = &sectp[offset];
if (neighsects == (struct sctstr **)0)
if (neighsects == NULL)
ssp = (struct sctstr **)&tsp[0];
else
ssp = (struct sctstr **)&neighsects[offset * 6];
for (q = 1; q <= 6; q++, ssp++) {
if (*ssp == (struct sctstr *)0) {
if (*ssp == NULL) {
/* We haven't cached this neighbor yet */
nx = x + diroff[q][0];
ny = y + diroff[q][1];
@ -360,7 +360,7 @@ BestLandPath(s_char *path,
*path = 0;
*cost = 0.0;
if (best_path(from, to, path, mob_type) < 0)
return (s_char *)0;
return NULL;
*cost = pathcost(from, path, mob_type);
length = strlen(path);
path[length] = 'h';