text-utils/hexsyntax.c

   1 /*-
   2  * Copyright (c) 1990 The Regents of the University of California.
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the University of
  16  *      California, Berkeley and its contributors.
  17  * 4. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  */
  33
  34  /* 1999-02-22 Arkadiusz Mi¶kiewicz <misiek@pld.ORG.PL>
  35   * - added Native Language Support
  36   */
  37
  38 #include <sys/types.h>
  39 #include <unistd.h>
  40 #include <stdlib.h>
  41 #include <stdio.h>
  42 #include "hexdump.h"
  43 #include "nls.h"
  44
  45 off_t skip;                             /* bytes to skip */
  46
  47 void newsyntax(int argc, char ***argvp)
  48 {
  49         extern enum _vflag vflag;
  50         extern FS *fshead;
  51         extern char *optarg;
  52         extern int length, optind;
  53         int ch;
  54         char *p, **argv;
  55
  56         argv = *argvp;
  57         while ((ch = getopt(argc, argv, "bcde:f:n:os:vx")) != EOF)
  58                 switch (ch) {
  59                 case 'b':
  60                         add("\"%07.7_Ax\n\"");
  61                         add("\"%07.7_ax \" 16/1 \"%03o \" \"\\n\"");
  62                         break;
  63                 case 'c':
  64                         add("\"%07.7_Ax\n\"");
  65                         add("\"%07.7_ax \" 16/1 \"%3_c \" \"\\n\"");
  66                         break;
  67                 case 'd':
  68                         add("\"%07.7_Ax\n\"");
  69                         add("\"%07.7_ax \" 8/2 \"  %05u \" \"\\n\"");
  70                         break;
  71                 case 'e':
  72                         add(optarg);
  73                         break;
  74                 case 'f':
  75                         addfile(optarg);
  76                         break;
  77                 case 'n':
  78                         if ((length = atoi(optarg)) < 0) {
  79                                 (void)fprintf(stderr,
  80                                     _("hexdump: bad length value.\n"));
  81                                 exit(1);
  82                         }
  83                         break;
  84                 case 'o':
  85                         add("\"%07.7_Ax\n\"");
  86                         add("\"%07.7_ax \" 8/2 \" %06o \" \"\\n\"");
  87                         break;
  88                 case 's':
  89                         if ((skip = strtol(optarg, &p, 0)) < 0) {
  90                                 (void)fprintf(stderr,
  91                                     _("hexdump: bad skip value.\n"));
  92                                 exit(1);
  93                         }
  94                         switch(*p) {
  95                         case 'b':
  96                                 skip *= 512;
  97                                 break;
  98                         case 'k':
  99                                 skip *= 1024;
 100                                 break;
 101                         case 'm':
 102                                 skip *= 1048576;
 103                                 break;
 104                         }
 105                         break;
 106                 case 'v':
 107                         vflag = ALL;
 108                         break;
 109                 case 'x':
 110                         add("\"%07.7_Ax\n\"");
 111                         add("\"%07.7_ax \" 8/2 \"   %04x \" \"\\n\"");
 112                         break;
 113                 case '?':
 114                         usage();
 115                         exit(1);
 116                 }
 117
 118         if (!fshead) {
 119                 add("\"%07.7_Ax\n\"");
 120                 add("\"%07.7_ax \" 8/2 \"%04x \" \"\\n\"");
 121         }
 122
 123         *argvp += optind;
 124 }
 125
 126 void usage()
 127 {
 128         (void)fprintf(stderr,
 129 _("hexdump: [-bcdovx] [-e fmt] [-f fmt_file] [-n length] [-s skip] [file ...]\n"));
 130         exit(1);
 131 }