1 #!/usr/bin/ksh -p
   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 
  23 #
  24 # Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  25 # Use is subject to license terms.
  26 #
  27 
  28 #
  29 # Copyright (c) 2013 by Delphix. All rights reserved.
  30 #
  31 
  32 #
  33 # A function to determine if a given pool name has an entry in cachefile
  34 # returns 1 if the pool is not in the cache, 0 otherwise.
  35 function pool_in_cache {
  36 
  37         # checking for the pool name in the strings output of
  38         # the given cachefile, default is /etc/zfs/zpool.cache
  39         typeset cachefile=${2:-$CPATH}
  40 
  41         RESULT=$($STRINGS $cachefile | $GREP -w $1)
  42         if [ -z "$RESULT" ]
  43         then
  44                 return 1
  45         fi
  46         return 0
  47 }