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path: root/system/xen/doinst.sh
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config() {
  NEW="$1"
  OLD="$(dirname $NEW)/$(basename $NEW .new)"
  # If there's no config file by that name, mv it over:
  if [ ! -r $OLD ]; then
    mv $NEW $OLD
  elif [ "$(cat $OLD | md5sum)" = "$(cat $NEW | md5sum)" ]; then
    # toss the redundant copy
    rm $NEW
  fi
  # Otherwise, we leave the .new copy for the admin to consider...
}

preserve_perms() {
  NEW="$1"
  OLD="$(dirname $NEW)/$(basename $NEW .new)"
  if [ -e $OLD ]; then
    cp -a $OLD ${NEW}.incoming
    cat $NEW > ${NEW}.incoming
    mv ${NEW}.incoming $NEW
  fi
  config $NEW
}

find etc/rc.d -type f -name 'rc.xen*.new' \
  | while read new ; do preserve_perms $new ; done

find etc/default -type f -name 'xen*.new' \
  | while read new ; do config $new ; done

find etc/xen -type f -name '*.new' \
  | while read new ; do config $new ; done

[ -d etc/sysconfig ] && find etc/sysconfig -type f -name 'xen*.new' \
  | while read new ; do config $new ; done