114 lines
2.0 KiB
C
114 lines
2.0 KiB
C
#include "namesarchive.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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typedef struct node
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{
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char *name;
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struct node *left;
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struct node *right;
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} Node;
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static Node *root = NULL;
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static Node *createNameNode(const char *name)
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{
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Node *newNode = NULL;
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if(name != NULL)
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{
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newNode = calloc(1, sizeof(Node));
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if(newNode != NULL)
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{
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newNode->name = malloc(sizeof(char) * (strlen(name)+1));
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if(newNode->name != NULL)
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strcpy(newNode->name, name);
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else
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{
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free(newNode);
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newNode = NULL;
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}
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}
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}
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return newNode;
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}
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static Node *addNameRec(Node* root, const char *newName)
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{
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if(root == NULL)
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root = createNameNode(newName);
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else if(strcmp(newName, root->name) <= 0)
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root->left = addNameRec(root->left, newName);
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else
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root->right = addNameRec(root->right, newName);
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return root;
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}
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void addName(const char *name)
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{
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root = addNameRec(root, name);
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}
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static void printNamesRec(Node *root)
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{
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if(root != NULL)
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{
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printNamesRec(root->left);
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printf("%s\n", root->name);
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printNamesRec(root->right);
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}
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}
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void printNames()
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{
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printNamesRec(root);
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}
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/*
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static void disposeElem(QueueElem *elem)
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{
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if(elem != NULL)
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free(elem->name);
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free(elem);
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}
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static QueueElem *removeElemRek(QueueElem *elem, const char *name)
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{
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if(elem != NULL)
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{
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if(strcmp(elem->name, name) == 0)
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{
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QueueElem *elemToRemove = elem;
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elem = elem->next;
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disposeElem(elemToRemove);
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}
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else
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elem->next = removeElemRek(elem->next, name);
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}
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return elem;
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}
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void removeName(const char *name)
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{
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head = removeElemRek(head, name);
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}
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static void clearElemRek(QueueElem *elem)
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{
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if(elem != NULL)
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{
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clearElemRek(elem->next);
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disposeElem(elem);
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}
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}
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void clearArchive()
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{
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clearElemRek(head);
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head = NULL;
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}
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*/ |