// file: example.cc
//
#include "ll.h"

// declare a max line length
//
#define MAX_LINE_LEN 99999

// program: main
//
int main(int argc, char** argv) {

  // declare a variable for the list
  //
  struct node *head = NULL;

  // declare buffer space for a line
  //
  char buf[MAX_LINE_LEN];

  // open the input file
  //
  FILE* fp = fopen(argv[1], "r");
  if (fp == (FILE*)NULL) {
    fprintf(stdout, "<%s>: error opening file (%s)\n", argv[0], argv[1]);
  }

  // loop over the file and read lines
  //
  while (fgets(buf, MAX_LINE_LEN, fp) != (char*)NULL) {

    // remove the linefeed
    //
    buf[strlen(buf) - 1] = (char)NULL;
    //    fprintf(stdout, "..[%s]..\n", buf);

    // add an item to the list
    //
    insert(&head, buf);
  }

  // print the list
  //
  printList(head);

  // exit gracefully
  //
  return 0;
}