Todd Brunhoff <[email protected]> ha escrit: > While writing yet another backup script using tar > --listed-incremental, I found that there was no option to prevent > archiving directories that had no changes.
Tar should detect whether directory changed and not archive it if it has not. That's what incremental mode is for. > I see this as a problem > because when doing an incremental backup of a system with 10's of > thousands of directories, yet where only a few files have changed, all > of the directories are archived. Can you give some more details on how you invoke tar so that I can reproduce the bug. > I should note a related irritation. If the find found no files, tar > would archive everything in the current directory. Again, it is hard to tell what the matter was without seeing the actual command line options used. > but there is no way to say to take files only > from the --files-from argument. Yes, there is: don't specify explicit file name arguments on the command line. Regards, Sergey
