7290 ZFS test suite needs to control what utilities it can run
Reviewed by: Dan Kimmel <dan.kimmel@delphix.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>

*** 8,18 ****
  # source.  A copy of the CDDL is also available via the Internet at
  # http://www.illumos.org/license/CDDL.
  #
  
  #
! # Copyright (c) 2012 by Delphix. All rights reserved.
  #
  
  typeset -a compress_props=('on' 'off' 'lzjb' 'gzip' 'gzip-1' 'gzip-2' 'gzip-3'
      'gzip-4' 'gzip-5' 'gzip-6' 'gzip-7' 'gzip-8' 'gzip-9' 'zle')
  
--- 8,18 ----
  # source.  A copy of the CDDL is also available via the Internet at
  # http://www.illumos.org/license/CDDL.
  #
  
  #
! # Copyright (c) 2012, 2016 by Delphix. All rights reserved.
  #
  
  typeset -a compress_props=('on' 'off' 'lzjb' 'gzip' 'gzip-1' 'gzip-2' 'gzip-3'
      'gzip-4' 'gzip-5' 'gzip-6' 'gzip-7' 'gzip-8' 'gzip-9' 'zle')
  
*** 34,44 ****
          [[ -z $prop_array || -z $num_props || -z $start ]] && \
              log_fail "get_rand_prop: bad arguments"
  
          typeset prop_max=$((${#prop_array[@]} - 1))
          typeset -i i
!         for i in $($SHUF -i $start-$prop_max -n $num_props); do
                  retstr="${prop_array[$i]} $retstr"
          done
          echo $retstr
  }
  
--- 34,44 ----
          [[ -z $prop_array || -z $num_props || -z $start ]] && \
              log_fail "get_rand_prop: bad arguments"
  
          typeset prop_max=$((${#prop_array[@]} - 1))
          typeset -i i
!         for i in $(shuf -i $start-$prop_max -n $num_props); do
                  retstr="${prop_array[$i]} $retstr"
          done
          echo $retstr
  }