usr.bin/doscmd/setver.c

   1 /*
   2  * Copyright (c) 1992, 1993, 1996
   3  *      Berkeley Software Design, Inc.  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 Berkeley Software
  16  *      Design, Inc.
  17  *
  18  * THIS SOFTWARE IS PROVIDED BY Berkeley Software Design, Inc. ``AS IS'' AND
  19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  21  * ARE DISCLAIMED.  IN NO EVENT SHALL Berkeley Software Design, Inc. BE LIABLE
  22  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  28  * SUCH DAMAGE.
  29  *
  30  *      BSDI setver.c,v 2.2 1996/04/08 19:33:04 bostic Exp
  31  *
  32  * $FreeBSD: src/usr.bin/doscmd/setver.c,v 1.2.2.1 2002/04/25 11:04:51 tg Exp $
  33  * $DragonFly: src/usr.bin/doscmd/setver.c,v 1.2 2003/06/17 04:29:26 dillon Exp $
  34  */
  35
  36 #include "doscmd.h"
  37
  38 #if 1 /*XXXXX*/
  39 int ms_version = 622;
  40 #else
  41 int ms_version = 410;
  42 #endif
  43
  44 typedef struct setver_t {
  45     short               version;
  46     char                command[14];
  47     struct setver_t     *next;
  48 } setver_t;
  49
  50 static setver_t *setver_root;
  51
  52 void
  53 setver(char *cmd, short version)
  54 {
  55     if (cmd) {
  56         setver_t *s = (setver_t *)malloc(sizeof(setver_t));
  57
  58         strncpy(s->command, cmd, 14);
  59         s->version = version;
  60         s->next = setver_root;
  61         setver_root = s;
  62     } else {
  63         ms_version = version;
  64     }
  65 }
  66
  67 short
  68 getver(char *cmd)
  69 {
  70     if (cmd) {
  71         setver_t *s = setver_root;
  72
  73         while (s) {
  74             if (strncasecmp(cmd, s->command, 14) == 0)
  75                 return(s->version);
  76             s = s->next;
  77         }
  78     }
  79     return(ms_version);
  80 }