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feat(red black tree): implemented free function

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Mineplay 2025-09-07 11:51:17 -05:00
parent fc3597fca5
commit b1136f78d8
2 changed files with 45 additions and 1 deletions
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41
Include/Fledasty/Trees/RedBlackTree.h
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@ -46,6 +46,45 @@ typedef struct FledastyRedBlackTreeNode_##name {
typedef struct { \ typedef struct { \
size_t size; \ size_t size; \
FledastyRedBlackTreeNode_##name *top; \ FledastyRedBlackTreeNode_##name *top; \
} FledastyRedBlackTree_##name; } FledastyRedBlackTree_##name; \
\
FledastyError fledasty_red_black_tree_##name##_free(FledastyRedBlackTree_##name *current_red_black_tree); \
#define FLEDASTY_RED_BLACK_TREE_IMPLEMENT(key_type, value_type, name, compare_key_function, key_less_than_function) \
FledastyError fledasty_red_black_tree_##name##_free(FledastyRedBlackTree_##name *current_red_black_tree) { \
if (current_red_black_tree != NULL) { \
return FLEDASTY_ERROR_INVALID_POINTER; \
} \
\
FledastyRedBlackTreeNode_##name *current_node = current_red_black_tree->top; \
while (current_node != NULL) { \
if (current_node->left != NULL) { \
current_node = current_node->left; \
} else if (current_node->right != NULL) { \
current_node = current_node->right; \
} else if (current_node->parent != NULL) { \
current_node = current_node->parent; \
if (current_node->left != NULL) { \
if (hallocy_free(current_node->left) != HALLOCY_ERROR_NONE) { \
return FLEDASTY_ERROR_FAILED_ALLOCATION; \
} \
\
current_node->left = NULL; \
} else { \
if (hallocy_free(current_node->right) != HALLOCY_ERROR_NONE) { \
return FLEDASTY_ERROR_FAILED_ALLOCATION; \
} \
\
current_node->right = NULL; \
} \
} else { \
hallocy_free(current_node); \
current_node = NULL; \
} \
} \
\
return FLEDASTY_ERROR_NONE; \
}
#endif #endif

5
Tests/Main.c
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@ -60,6 +60,7 @@ FLEDASTY_BINARY_SEARCH_TREE_DEFINE(int, int, int_int)
FLEDASTY_BINARY_SEARCH_TREE_IMPLEMENT(int, int, int_int, compare_integers, integer_less_than_integer) FLEDASTY_BINARY_SEARCH_TREE_IMPLEMENT(int, int, int_int, compare_integers, integer_less_than_integer)
FLEDASTY_RED_BLACK_TREE_DEFINE(int, int, int_int) FLEDASTY_RED_BLACK_TREE_DEFINE(int, int, int_int)
FLEDASTY_RED_BLACK_TREE_IMPLEMENT(int, int, int_int, compare_integers, integer_less_than_integer)
int main() { int main() {
FledastyQueue_int test_queue = { 0, 0, 0, 0, NULL }; FledastyQueue_int test_queue = { 0, 0, 0, 0, NULL };
@ -381,6 +382,10 @@ int main() {
printf("Biggest key is %d with the value %d\n", max_key, max_value); printf("Biggest key is %d with the value %d\n", max_key, max_value);
fledasty_binary_search_tree_int_int_free(&test_search_tree); fledasty_binary_search_tree_int_int_free(&test_search_tree);
FledastyRedBlackTree_int_int test_red_black_tree = { 0, NULL };
fledasty_red_black_tree_int_int_free(&test_red_black_tree);
printf("Done\n"); printf("Done\n");
return 0; return 0;
} }