if [ $SEPARATE -eq 1 -a ! -d $OUT_FILE ]; then
echo "When creating multiple archives, your destination must be a directory."
echo "If it's not, you risk being surprised when your files are overwritten."
if [ $SEPARATE -eq 1 -a ! -d $OUT_FILE ]; then
echo "When creating multiple archives, your destination must be a directory."
echo "If it's not, you risk being surprised when your files are overwritten."