lsflib/src/tokenizer.c
author Markus Brökers <mbroeker@largo.homelinux.org>
Tue, 17 Aug 2010 18:57:57 +0200
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parent 121 fef2ccfa7b12
child 158 2cddd4d26139
permissions -rw-r--r--
execve returns a value on error and this catches it
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/**
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 * lsflib/src/tokenizer.c
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 * Copyright (C) 2008 Markus Broeker
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 */
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <ctype.h>
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#include <string.h>
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#include <lsf/lsf.h>
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Node *tokenizer (FILE * f, const char *delim)
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{
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    /*
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     * the main routine of the tokenizer
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     *
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     */
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    Node *aktuell, *begin;
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    char line[LINE_LENGTH];
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    char *token;
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    int tokens;
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    *line = tokens = 0;
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    aktuell = begin = addnode (NULL, "NULL");
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    while ((fgets (line, LINE_LENGTH, f)) != NULL) {
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        token = strtok (line, delim);
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        while (token) {
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            aktuell = addnode (aktuell, token);
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            token = strtok (NULL, delim);
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        }
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        *line = 0;
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    }
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    rewind (f);
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    aktuell = begin->next;
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    free (begin->data);
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    free (begin);
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    return aktuell;
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}