> On UNIX, I am executing an rsync command, from within a script. The command
> goes something like this:
>
> /usr/bin/rsync --verbose --progress --stats --compress --recursive --times
> --perms --links --safe-links source_dir/
> user@target_machine:/parent_path/source_dir
>
> In other words, I am replicating source_dir on a remote machine. It ends up
> next to a lot of sibling, directories, like this:
>
> On target_machine
>
> /parent_path/source_dir
> /parent_path/source_dir2
>
> /parrent_path/source_dirn
>
> Here's my issue. I'd like to use the --delete option in the command above.
> However, I wake up in a cold sweat worrying about supplying the empty
> string for source_dir, and thus removing souce_dir, and all it's siblings on
> target_machine.
>
> Now I realize, I can just be extra careful that the variable pointing to
> source_string is never empty, but I would like to have other fail safe
> mechanisms in place.
>
> I hope I have been sufficiently specific to elicit some suggestions. I guess
> I am looking for the software equivalent of lots of padlocks on the apartment
> door.
You may wish to consider the use of the -n option. The --dry-run option
performs a trial run with no changes made. Using this option will allow you to
check what will happen prior to actually moving ahead.
Just a possibility?
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