#! /bin/sh

ARCHIVE=`pwd`/$BASE/archives/`date +'%F-%H:%M'`
CURRENT=`pwd`/$BASE/current

RSHCMD=
if [ "x$PROTO" == "xssh" ]; then
  RSHCMD="--rsh=ssh"
elif [ "x$PROTO" == "xlocal" ]; then
  RSHCMD=""
else
  echo "PROTO variable must either be local or ssh"
  exit -1
fi

SKIP=
if [ -e .skip-$BASE ]; then
  SKIP="--exclude-from=.skip-$BASE"
  echo "Using $SKIP"
fi

mkdir -p $ARCHIVE
mkdir -p $CURRENT

# --backup            make backups
# --backup-dir        make backups into this directory
# --one-file-system   donīt cross filesystem boundaries
# --delete            delete files that donīt exist on the sending side
# --archive           archive mode
# -ignore-errors      delete even if there are IO errors
# --exclude-from=FILE exclude patterns listed in FILE
# --rsh=COMMAND       specify the remote shell to use
rsync --backup  --one-file-system --delete --backup-dir=$ARCHIVE \
      --archive --ignore-errors $SKIP $RSHCMD $REMOTE $CURRENT