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rbtree.c: don't call delete_fn in rbtree_insert, return a value on duplicate keys instead.

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for design reasons, it's more flexible to not use callbacks for this purpose.
This commit is contained in:
Henrik Hautakoski 2011-02-01 10:53:17 +01:00
parent 7dcfd815ee
commit ae3dec912a
2 changed files with 4 additions and 11 deletions
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12
src/rbtree.c
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@ -211,10 +211,10 @@ int rbtree_insert(rbtree *tree, const void *key) {
int dir = 0, last = 0;
if (!tree || !tree->cmp_fn)
return 0;
return -1;
if (!tree->root) {
tree->root = node_alloc(key);
tree->root = q = node_alloc(key);
goto done;
}
@ -259,12 +259,6 @@ int rbtree_insert(rbtree *tree, const void *key) {
q = q->child[dir];
}
if (q->key != key) {
if (tree->delete_fn)
tree->delete_fn((void*)q->key);
q->key = key;
}
tree->root = head.child[1];
done:
@ -275,7 +269,7 @@ done:
rb_assert(tree);
#endif
return 1;
return q && q->key == key;
}
void* rbtree_delete(rbtree *tree, const void *key) {