void destroyBST(bst_node_ptr root) {
if (root == NULL) {
return;
}
/* destroy left subtree*/
if (root->left != NULL) {
destroyBST(root->left);
root->left = NULL;
}
/* destroy right subtree*/
if (root->right != NULL) {
destroyBST(root->right);
root->right = NULL;
}
free(root);
}
void deinit_memory_manage() {
chunk_ptr tmp_chunk;
block_ptr tmp_block;
int i;
/* free chunks*/
memory_loginfo("free chunks");
lockMemoryGlobalInfo();
while (g_memory_info->chunk_list) {
tmp_chunk = g_memory_info->chunk_list;
g_memory_info->chunk_list = tmp_chunk->next;
free(tmp_chunk->addr);
free(tmp_chunk);
}
/* free bst*/
memory_loginfo("free bst");
destroyBST(g_memory_info->category_map_BST);
/* free free block chain*/
memory_loginfo("free free block chain");
for (i = 0; i < CATEGORY_NUM; i ++) {
memory_debug("free category %d free block chain", i);
while (g_memory_info->free_block_chains[i]) {
tmp_block = g_memory_info->free_block_chains[i];
g_memory_info->free_block_chains[i] = tmp_block->next;
free(tmp_block);
}
}
free(g_memory_info);
g_memory_info = NULL;
memory_loginfo("deinit successed");
unlockMemoryGlobalInfo();
destroyMemoryGlobalInfoLock();
}
int main(void)
{
BST* contactBST; //NOT sure if these are right
char userInput;
int inputStatus;
int quitStatus = 0;
contactBST = createBST(compareWord);
readFileBST(contactBST);
while(quitStatus == 0){
inputStatus = 0;
while(inputStatus == 0){ //Looping until choice is entered correctly
fflush(stdin);
printf("Please select: (a) add, (d) delete, (l) lookup, or (q) quit: ");
scanf("%c",&userInput);
if(userInput == 'a' || userInput == 'd' || userInput == 'l' || userInput == 'q'){
inputStatus = 1;
}
}
printf("Choice: %c",userInput);
if(userInput == 'q'){ //User Quits
quitStatus = 1;
}
else{
if(userInput == 'a'){
addName(contactBST);
}
else if(userInput == 'd'){
//delete function here
}
else if(userInput == 'l'){
//look up function here
}
}
}
contactBST = destroyBST(contactBST); //Not sure of this
return 0;
}
int main(void){
contactData* dataList[MAX];
BST* contactBST; //NOT sure if these are right
char userInput;
int inputStatus;
int quitStatus = 0;
contactBST = createBST(compareWord);
readFileBST(dataList,contactBST);
while(quitStatus = 0){
inputStatus = 0;
while(inputStatus == 0){ //Looping until choice is entered correctly
printf("Please select from the following: (a) add, (d) delete, (l) lookup, or (q) quit:");
scanf("%c",userInput);
if(userInput == 'a' || userInput == 'd' || userInput == 'l' || userInput == 'q');
inputStatus = 1;
}
if(userInput == 'q'){ //User Quits
quitStatus = 1;
}
else{
if(userInput == 'a'){
//add function here
}
else if(userInput == 'd'){
//delete function here
}
else if(userInput == 'l'){
//look up function here
}
}
}
contactBST = destroyBST(contactBST); //Not sure of this
return 0;
}
int main(void)
{
char inputMenu;
char inputData;
int menu = 0;
int type;
while (1)
{
printf("-----------------------\n");
printf("1. Insert a Node\n");
printf("2. Delete a Node\n");
printf("3. Destroy BST\n");
printf("4. Find a Node\n");
printf("5. Tree Traverse\n");
printf("6. Show the height of tree\n");
printf("7. Show the shape of Tree\n");
printf("8. Make the completed BST\n");
printf("9. Cut Tree\n");
printf("0. Exit\n");
printf("-----------------------\n");
printf("->");
fgets(&inputMenu, 3, stdin);
menu = atoi(&inputMenu);
switch (menu) {
case 1:
printf("Type the value to insert\n");
printf("->");
fgets(&inputData, 3, stdin);
insertNode(inputData);
break;
case 2:
printf("Type the node id to delete\n");
printf("->");
fgets(&inputData, 3, stdin);
deleteNode(inputData);
break;
case 3:
destroyBST();
break;
case 4:
printf("Type the node id to find\n");
printf("->");
fgets(&inputData, 3, stdin);
findNode(inputData);
break;
case 5:
printf("Type the type of Tree Traversal (0: Pre-order, 1: In-order, 2: Post-order)\n");
printf("->");
fgets(&inputData, 3, stdin);
type = atoi(&inputData);
printf("Type the node id to start Traverse\n");
printf("->");
fgets(&inputData, 3, stdin);
treeTraversal(type, inputData);
break;
case 6:
findHeight();
break;
case 7:
showTree();
break;
case 8:
makeCompleteBST();
break;
case 9:
printf("Type the node id that will become the new root node\n");
printf("->");
fgets(&inputData, 3, stdin);
cutTree(inputData);
break;
case 0:
exit(0);
break;
default:
printf("Input should be 0-9\n");
break;
}
}
return 0;
}
//===================================================================
// Cleans up and frees all data
//===================================================================
void cleanupData(DATA_HEAD *data) {
destroyBST(data->pTree, freeBST);
destroyStack(data->pStack);
free(data->pHash);
free(data);
}