lib/Tools/changeparent

changeparent: change parent of Poly/ML database.

#!/bin/bash
#
# DESCRIPTION: change parent of Poly/ML database
#

PRG=$(basename $0)

function usage()
{
  echo
  echo "Usage: $PRG DB PARENT"
  echo
  echo "  Change parent of Poly/ML database DB to PARENT (full path name!)."
  echo
  exit 1
}

function fail()
{
  echo "$1"
  exit 2
}


## main

[ $# -ne 2 ] && usage

DB="$1"
PARENT="$2"

case "$ML_SYSTEM" in
  polyml-*)
    [ ! -w "$DB" ] && fail "Database not writable: $DB"
    $POLYML_HOME/changeParent "$DB" "$PARENT"
    ;;
  *)
    fail "You're not set up for Poly/ML!"
    ;;
esac