text: /*
   * Copyright (c) 2001 Mark Fullmer and The Ohio State University
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   *      $Id: flow-header.c,v 1.9 2003/04/02 18:03:02 maf Exp $
   */
  
  #include "ftconfig.h"
  #include <ftlib.h>
  
  #include <stdio.h>
  #include <stdlib.h>
  #include <unistd.h>
  
  void usage(void);
  
  int main(int argc, char **argv)
  {
    struct ftio ftio;
    char cc; /* comment character */
    int i, debug;
  
    /* init fterr */
    fterr_setid(argv[0]);
  
    debug = 0;
  
    cc = '#';
  
    while ((i = getopt(argc, argv, "c:d:h?")) != -1)
      switch (i) {
  
      case 'c': /* comment character */
        cc = optarg[0];
        break;
  
      case 'd': /* debug */
        debug = atoi(optarg);
        break;
  
      case 'h': /* help */
      case '?':
        usage();
        exit (0);
        break;
  
      default:
        usage();
        exit (1);
        break;
  
      } /* switch */
  
    if (argc - optind)
      fterr_errx(1, "Extra arguments starting with %s.", argv[optind]);
  
    /* read from stdin */
    if (ftio_init(&ftio, 0, FT_IO_FLAG_READ | FT_IO_FLAG_MMAP) < 0)
      fterr_errx(1, "ftio_init(): failed");
  
    ftio_header_print(&ftio, stdout, cc);
  
    return ftio_close(&ftio);
  
  } /* main */
  
  void usage(void) {
    fprintf(stderr, "Usage: flow-header [-h] [-c comment_char] [-d debug_level]\n");
  } /* usage */
  