{
   # do loop stuff to be done at least once
   last if BREAK-CONDITION;
   # do middle loop stuff  <<< This part was left out
   redo;
}

##</code><code>##

{
    # read next line
    last if NoMoreLines
    # extract item from line
    redo if NoItemInLine
    last if EndOfItemListFound
    # categorize item
    redo if WrongItemCategory
    # check for updates
    redo if NoUpdatesThisCategory;
    # check permissions
    last if NoUpdatesAllowed;
    redo if ThisUpdateNotAllowed;
    # do update
    redo if NotFatal;
    # handle fatal error
    # (note, no "redo" here so this part isn't really
    #  part of the "loop", just stuff to do once unless
    #  "last" gets triggered above.)
}
# done with items