lib/bumpversion

   1 #!/bin/sh
   2 # $NetBSD: bumpversion,v 1.9 2000/06/14 17:24:53 cgd Exp $
   3 #
   4 # Copyright (c) 1993 Christopher G. Demetriou
   5 # All rights reserved.
   6 #
   7 # Redistribution and use in source and binary forms, with or without
   8 # modification, are permitted provided that the following conditions
   9 # are met:
  10 # 1. Redistributions of source code must retain the above copyright
  11 #    notice, this list of conditions and the following disclaimer.
  12 # 2. Redistributions in binary form must reproduce the above copyright
  13 #    notice, this list of conditions and the following disclaimer in the
  14 #    documentation and/or other materials provided with the distribution.
  15 # 3. All advertising materials mentioning features or use of this software
  16 #    must display the following acknowledgement:
  17 #          This product includes software developed for the
  18 #          NetBSD Project.  See http://www.NetBSD.org/ for
  19 #          information about NetBSD.
  20 # 4. The name of the author may not be used to endorse or promote products
  21 #    derived from this software without specific prior written permission.
  22 #
  23 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  24 # IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
  25 # OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  26 # IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
  27 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  28 # NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  29 # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  30 # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  31 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
  32 # THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  33 #
  34 # <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
  35
  36 while :
  37         do case "$1" in
  38                 # -c says to create new shlib_version files
  39                 -c)
  40                         create=TRUE
  41                         shift ;;
  42
  43                 # -n sets 'do nothing mode'
  44                 -n)
  45                         donothing=TRUE
  46                         shift ;;
  47
  48                 # -m says to bump major number, rather than minor number
  49                 -m)
  50                         bumpmajor=TRUE
  51                         shift ;;
  52
  53                 *)
  54                         break ;;
  55         esac
  56 done
  57
  58 if [ $# = 0 ] ; then
  59         echo "usage: $0 [-c] [-m] [-n] dir ..."
  60         exit 2
  61 fi
  62
  63 TMP=/tmp/bump$$
  64 error=0
  65
  66 trap 'rm -f $TMP ; exit 1' 1 2 3 13 15
  67
  68 for dir in $@ ; do
  69         versf=$dir/shlib_version
  70
  71         if [ "X$create" != "X" ] ; then
  72                 if [ ! -d $dir ] ; then
  73                         echo $0: $dir is not a directory 1>&2
  74                         error=1
  75                         continue
  76                 fi
  77                 if [ -e $versf ] ; then
  78                         echo $0: $versf exists\; not replacing 1>&2
  79                         error=1
  80                         continue
  81                 fi
  82         else
  83                 if [ ! -e $versf ] ; then
  84                         echo $0: $versf does not exist 1>&2
  85                         error=1
  86                         continue
  87                 fi
  88                 if [ ! -f $versf ] ; then
  89                         echo $0: $versf is not a regular file 1>&2
  90                         error=1
  91                         continue
  92                 fi
  93                 if [ ! -r $versf ] ; then
  94                         echo $0: $versf is not readable 1>&2
  95                         error=1
  96                         continue
  97                 fi
  98                 if [ ! -w $versf ] ; then
  99                         echo $0: $versf is not a writable 1>&2
 100                         error=1
 101                         continue
 102                 fi
 103
 104                 . $versf
 105         fi
 106
 107         if [ "X$create" != "X" ] ; then
 108                 nmajor=0
 109                 nminor=0
 110         elif [ "X$bumpmajor" != "X" ] ; then
 111                 nmajor=`expr $major + 1`
 112                 nminor=0
 113         else
 114                 nmajor=$major
 115                 nminor=`expr $minor + 1`
 116         fi
 117
 118         if [ "X$donothing" = "X" ] ; then
 119                 echo major=$nmajor > $TMP
 120                 echo minor=$nminor >> $TMP
 121                 mv $TMP $versf
 122         else
 123                 echo "$0: $versf -> $nmajor.$nminor"
 124         fi
 125 done
 126
 127 exit $error