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Bug in get_item.

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This commit is contained in:
Luc Girod 2014-05-07 00:41:50 +02:00
parent 582bc2d5e0
commit d13e891219
1 changed files with 9 additions and 3 deletions
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12
sweet_geometry.c
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@ -142,7 +142,13 @@ map_free (struct map * map)
static struct item * static struct item *
map_get_item (struct map * map, unsigned int hash, unsigned int a, unsigned int b) map_get_item (struct map * map, unsigned int hash, unsigned int a, unsigned int b)
{ {
struct item * item = map->items[hash % MAP_SIZE]; unsigned int tmp;
struct item * item;
tmp = a;
a = tmp > b ? tmp : b;
b = tmp > b ? b : tmp;
item = map->items[hash % MAP_SIZE];
while (item != NULL && item->a != a && item->b != b) { item = item->next; } while (item != NULL && item->a != a && item->b != b) { item = item->next; }
return item; return item;
} }
@ -158,8 +164,8 @@ map_add_item (struct map * map, unsigned int hash, unsigned int a, unsigned int
item = malloc (sizeof (struct item)); item = malloc (sizeof (struct item));
if (item == NULL) { return -1; } if (item == NULL) { return -1; }
item->a = a; item->a = a > b ? a : b;
item->b = b; item->b = a < b ? a : b;
item->next = next; item->next = next;
item->id = id; item->id = id;