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Don't use 0 as null pointer constant, part 1

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Use NULL instead of 0, for clarity.  Except in pointer comparisons;
leave that to the next two commits.
This commit is contained in:
Markus Armbruster 2009-03-22 18:50:43 +01:00
parent a2ed975ec2
commit 615681ce16
51 changed files with 107 additions and 100 deletions
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2
src/lib/common/path.c
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@ -185,7 +185,7 @@ bp_neighbors(struct as_coord c, struct as_coord *cp, void *pp)
int n = 0, q;
struct sctstr *sp, *from, **ssp;
/* Six pointers, just in case our cache isn't there */
struct sctstr *tsp[] = { 0, 0, 0, 0, 0, 0 };
struct sctstr *tsp[] = { NULL, NULL, NULL, NULL, NULL, NULL };
int sx, sy, offset;
x = c.x;