Actually, I am familiar with RCS, and use it at most of my clients (or try = to=20 if the programmers will use it, many insist or try to use cvs instead... it= 's=20 not the same), but my particular needs for this file would somewhat preclud= e=20 RCS. Good thought though, and I will give your guide a once over. anthony On Wednesday 04 February 2004 03:56 am, der.hans wrote: > Am 03. Feb, 2004 schw=E4tzte tickticker so: > > I have a text file that I would like to update fairly regularly, let's > > call it Update. Every time I update it, I make a copy of it in the form > > of Update_ > > so that I have a historical record of what shape the file was in every > > time I updated it. > > OK, now that you know how to do this in shell, I'll suggest a completely > different mechanism :). See my "guide to RCS". > > https://www.LuftHans.com/unix/ > > That way the changes don't litter the filesystem. > > ciao, > > der.hans