tools/cloney

   1 #!/bin/ksh
   2 #
   3 # CDDL HEADER START
   4 #
   5 # The contents of this file are subject to the terms of the
   6 # Common Development and Distribution License (the "License").
   7 # You may not use this file except in compliance with the License.
   8 #
   9 # You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
  10 # or http://www.opensolaris.org/os/licensing.
  11 # See the License for the specific language governing permissions
  12 # and limitations under the License.
  13 #
  14 # When distributing Covered Code, include this CDDL HEADER in each
  15 # file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  16 # If applicable, add the following below this CDDL HEADER, with the
  17 # fields enclosed by brackets "[]" replaced with your own identifying
  18 # information: Portions Copyright [yyyy] [name of copyright owner]
  19 #
  20 # CDDL HEADER END
  21 #
  22 # Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
  23 #
  24 # clone a directory to another using symlinks, in a very clunky way
  25
  26 if [ $# != 2 ]; then
  27         echo "usage $0 srcdir destdir"
  28         exit 1
  29 fi
  30
  31 srcdir=$1
  32 destdir=$2
  33
  34 PATH=/usr/bin
  35
  36 echo symlink cloning $srcdir to $destdir
  37
  38 cd ${srcdir}
  39 gfind . -type d | \
  40     grep -v '^.$' | \
  41     gsed -e 's,^\./,,' | \
  42     while read i;
  43 do
  44         mkdir -p "${destdir}/$i"
  45 done
  46
  47 # Copy files and symlinks, making sure we ignore the gnu-patch backup
  48 # files, too.
  49 gfind . -type f -o -type l | \
  50     egrep -v '~[0-9]+~' | \
  51     gsed -e 's,^\./,,' | \
  52     while read i;
  53 do
  54         rm -f "${destdir}/$i"
  55         ln -s "${srcdir}/$i" "${destdir}/$i"
  56 done