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Problems with rsync and link-dest
I use rsync to back up many servers and other machines. Because of my very
different sources and targets, I have a collection of very complex bash scripts
that manage these backups. When I moved one stage of these backups to a new
server, it started behaving strangely - and it was difficult to discover why.
Whitespace causes lots of interesting issues with the command line - whether
it is present in file names, arguments, or any other data flowing between
commands. Quoting can help, but there's some very particular edge cases I've
encountered in my scripts.