sys/conf/osrelease.sh

   1 #!/bin/sh
   2 #
   3 #       $NetBSD: osrelease.sh,v 1.114 2008/08/04 19:30:09 perry Exp $
   4 #
   5 # Copyright (c) 1997 The NetBSD Foundation, Inc.
   6 # All rights reserved.
   7 #
   8 # This code is derived from software contributed to The NetBSD Foundation
   9 # by Luke Mewburn.
  10 #
  11 # Redistribution and use in source and binary forms, with or without
  12 # modification, are permitted provided that the following conditions
  13 # are met:
  14 # 1. Redistributions of source code must retain the above copyright
  15 #    notice, this list of conditions and the following disclaimer.
  16 # 2. Redistributions in binary form must reproduce the above copyright
  17 #    notice, this list of conditions and the following disclaimer in the
  18 #    documentation and/or other materials provided with the distribution.
  19 #
  20 # THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  21 # ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  22 # TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  23 # PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  24 # BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  25 # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  26 # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  27 # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  28 # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  29 # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  30 # POSSIBILITY OF SUCH DAMAGE.
  31 #
  32
  33 # We use the number specified in <sys/param.h>
  34
  35 AWK=${AWK:-awk}
  36 SED=${TOOL_SED:-sed}
  37 PARAMH="`dirname $0`"/../sys/param.h
  38 release=`$AWK '/^#define[       ]*__NetBSD_Version__/ { print $6 }' $PARAMH`
  39
  40 # default: return nn.nn.nn
  41 # -m: return the major number -- -current is the number of the next release
  42 # -s: return nnnnnn (no dots)
  43
  44 case $1 in
  45 -m)
  46         echo $release | $AWK -F. '{print int($1+$2/100+0.01)}'
  47         ;;
  48 -s)
  49         echo $release | $SED -e 's,\.,,g'
  50         ;;
  51 *)
  52         echo $release
  53         ;;
  54 esac