2.11BSD#431 - /usr/src/new/PORT/hexdump/hexdump.c

   1: /*
   2:  * Copyright (c) 1989 The Regents of the University of California.
   3:  * All rights reserved.
   4:  *
   5:  * Redistribution and use in source and binary forms are permitted
   6:  * provided that: (1) source distributions retain this entire copyright
   7:  * notice and comment, and (2) distributions including binaries display
   8:  * the following acknowledgement:  ``This product includes software
   9:  * developed by the University of California, Berkeley and its contributors''
  10:  * in the documentation or other materials provided with the distribution
  11:  * and in all advertising materials mentioning features or use of this
  12:  * software. Neither the name of the University nor the names of its
  13:  * contributors may be used to endorse or promote products derived
  14:  * from this software without specific prior written permission.
  15:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
  16:  * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
  17:  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
  18:  */
  19: 
  20: #ifndef lint
  21: char copyright[] =
  22: "@(#) Copyright (c) 1989 The Regents of the University of California.\n\
  23:  All rights reserved.\n";
  24: #endif /* not lint */
  25: 
  26: #ifndef lint
  27: static char sccsid[] = "@(#)hexdump.c	5.5 (Berkeley) 6/1/90";
  28: #endif /* not lint */
  29: 
  30: #include <sys/types.h>
  31: #include <stdio.h>
  32: #include "hexdump.h"
  33: 
  34: FS *fshead;             /* head of format strings */
  35: int blocksize;              /* data block size */
  36: int exitval;                /* final exit value */
  37: int length = -1;            /* max bytes to read */
  38: 
  39: main(argc, argv)
  40:     int argc;
  41:     char **argv;
  42: {
  43:     extern int errno;
  44:     register FS *tfs;
  45:     char *p, *rindex();
  46: 
  47:     if (!(p = rindex(argv[0], 'o')) || strcmp(p, "od"))
  48:         newsyntax(argc, &argv);
  49:     else
  50:         oldsyntax(argc, &argv);
  51: 
  52:     /* figure out the data block size */
  53:     for (blocksize = 0, tfs = fshead; tfs; tfs = tfs->nextfs) {
  54:         tfs->bcnt = size(tfs);
  55:         if (blocksize < tfs->bcnt)
  56:             blocksize = tfs->bcnt;
  57:     }
  58:     /* rewrite the rules, do syntax checking */
  59:     for (tfs = fshead; tfs; tfs = tfs->nextfs)
  60:         rewrite(tfs);
  61: 
  62:     (void)next(argv);
  63:     display();
  64:     exit(exitval);
  65: }

Defined functions

Defined variables