main p1

LinkedList.h

/*
 *
 * CS 323 Project 1 (C++)
 *
 * Linked List Class: Insertion Sort
 *
 * Perry Raskin
 * Computer Science, CUNY Queens College
 */

 #include <cstdlib> 
 #include <iostream>
 #include <string>
 #include <fstream>

 using namespace std;

 // listNode class
 class linkedList {
  private:
    struct listNode {
      string data;
      listNode* next;
    };

    listNode* listHead;
    listNode* curr;
    listNode* temp;
    int numElements;
  public:
    linkedList();
    void listInsert(string data);
    void printList(ofstream fout);
    bool isEmpty();
 };

 // List Object
 linkedList::linkedList() {
  listHead = NULL;
  curr = NULL;
  temp = NULL;
  numElements = 0;
}

// INSERT
void linkedList::listInsert(string data) {
  listNode* n;
  n->next = NULL;
  n->data = data;

  if (listHead != NULL) {
      curr = listHead;
      while (curr->next != NULL) {
          curr = curr->next;
      }
      curr->next = n;
  }
  else {
      listHead = n;
  }
}

// isEmpty
bool linkedList::isEmpty() {
  return (numElements == 0);
}

// PRINT
void linkedList::printList(ofstream fout) {
  curr = listHead;
  while (curr != NULL) {
      fout << curr->data << endl;
      curr = curr->next;
  }
}

Main.cpp

/*
 *
 * CS 323 Project 1 (C++)
 *
 * Main
 *
 * Perry Raskin
 * Computer Science, CUNY Queens College
 */

 #include <cstdlib> 
 #include <iostream>
 #include <string>
 #include <fstream>
 #include <sstream>
 #include <array>
 #include "LinkedList.h"

 using namespace std;

 int main(int argc, char *argv[]) {
     // Initialize Objects
     linkedList list;
     string data[100], line, ln, word, t;
     char letter;
 
     ifstream input (argv[1]);
     ofstream output (argv[2]);

     ifstream in (argv[1]);
     int i = 0;
     // Store words in array while outputting, skipping blank lines
     while(in.good()) {
         getline (in, ln, ' ');
         if (ln != "") {
             data[i] = ln;
             //cout << data[i] << endl;
             i++;
         }
     }
 
     // Output whole array with spaces between each word
     output<<"Input file data:\n";
     for (int k = 0; k <= i; k++) {
         output << data[k] << " ";
     }
 
     if (!input) {
         cout << "Error opening file.\n";
         return 0;
     }

     while (input.get(letter)) {
      if (letter == ' ' || letter == '\n') {
        // if the char is a space or new line, add the word to the list
        cout << word << endl;
        list.listInsert(word);
        word = t;
      }
      else {
        // Otherwise, create the next word in the file
        word += letter;
      }
    }
    
     //listNode *dummy;
     
     list.printList(output);
   
     //delete dummy;
     return 0;
 }