/**

 * lsflib/src/tokenizer.c

 * Copyright (C) 2008 Markus Broeker

 */

#include <stdio.h>

#include <stdlib.h>

#include <unistd.h>

#include <sys/types.h>

#include <sys/stat.h>

#include <fcntl.h>

#include <ctype.h>

#include <string.h>

#include <lsf.h>

Node *tokenizer (FILE * f, const char *delim)

{

    /*

     * the main routine of the tokenizer

     *

     */

    Node *aktuell, *begin;

    char line[LINE_LENGTH];

    char *token;

    int tokens;

    *line = tokens = 0;

    aktuell = begin = addnode (NULL, "NULL");

    while ((fgets (line, LINE_LENGTH, f)) != NULL) {

        token = strtok (line, delim);

        while (token) {

            aktuell = addnode (aktuell, token);

            token = strtok (NULL, delim);

        }

        *line = 0;

    }

    rewind (f);

    aktuell = begin->next;

    free (begin->data);

    free (begin);

    return aktuell;

}