Allow const keys for lookup
Signed-off-by: Steve Dougherty <sdougherty@barracuda.com> This resolves #281.
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@@ -178,11 +178,11 @@ a_prefix##next(a_rbt_type *rbtree, a_type *node); \
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a_attr a_type * \
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a_prefix##prev(a_rbt_type *rbtree, a_type *node); \
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a_attr a_type * \
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a_prefix##search(a_rbt_type *rbtree, a_type *key); \
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a_prefix##search(a_rbt_type *rbtree, const a_type *key); \
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a_attr a_type * \
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a_prefix##nsearch(a_rbt_type *rbtree, a_type *key); \
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a_prefix##nsearch(a_rbt_type *rbtree, const a_type *key); \
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a_attr a_type * \
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a_prefix##psearch(a_rbt_type *rbtree, a_type *key); \
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a_prefix##psearch(a_rbt_type *rbtree, const a_type *key); \
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a_attr void \
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a_prefix##insert(a_rbt_type *rbtree, a_type *node); \
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a_attr void \
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@@ -263,7 +263,7 @@ a_prefix##reverse_iter(a_rbt_type *rbtree, a_type *start, \
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* last/first.
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*
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* static ex_node_t *
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* ex_search(ex_t *tree, ex_node_t *key);
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* ex_search(ex_t *tree, const ex_node_t *key);
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* Description: Search for node that matches key.
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* Args:
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* tree: Pointer to an initialized red-black tree object.
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@@ -271,9 +271,9 @@ a_prefix##reverse_iter(a_rbt_type *rbtree, a_type *start, \
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* Ret: Node in tree that matches key, or NULL if no match.
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*
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* static ex_node_t *
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* ex_nsearch(ex_t *tree, ex_node_t *key);
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* ex_nsearch(ex_t *tree, const ex_node_t *key);
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* static ex_node_t *
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* ex_psearch(ex_t *tree, ex_node_t *key);
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* ex_psearch(ex_t *tree, const ex_node_t *key);
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* Description: Search for node that matches key. If no match is found,
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* return what would be key's successor/predecessor, were
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* key in tree.
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@@ -406,7 +406,7 @@ a_prefix##prev(a_rbt_type *rbtree, a_type *node) { \
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return (ret); \
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} \
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a_attr a_type * \
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a_prefix##search(a_rbt_type *rbtree, a_type *key) { \
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a_prefix##search(a_rbt_type *rbtree, const a_type *key) { \
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a_type *ret; \
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int cmp; \
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ret = rbtree->rbt_root; \
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@@ -424,7 +424,7 @@ a_prefix##search(a_rbt_type *rbtree, a_type *key) { \
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return (ret); \
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} \
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a_attr a_type * \
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a_prefix##nsearch(a_rbt_type *rbtree, a_type *key) { \
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a_prefix##nsearch(a_rbt_type *rbtree, const a_type *key) { \
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a_type *ret; \
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a_type *tnode = rbtree->rbt_root; \
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ret = &rbtree->rbt_nil; \
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@@ -446,7 +446,7 @@ a_prefix##nsearch(a_rbt_type *rbtree, a_type *key) { \
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return (ret); \
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} \
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a_attr a_type * \
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a_prefix##psearch(a_rbt_type *rbtree, a_type *key) { \
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a_prefix##psearch(a_rbt_type *rbtree, const a_type *key) { \
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a_type *ret; \
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a_type *tnode = rbtree->rbt_root; \
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ret = &rbtree->rbt_nil; \
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