Linked Questions

34
votes
5answers
14k views

How to tell which file is original if hard link is created

For example, I have a file myold_file. Then I use ln to create a hard link as mylink: ln myold_file mylink Then, even by using ls -a, I cannot tell which is the old one. Is there anyway to tell?
61
votes
3answers
50k views

What is the difference between 'rm' and 'unlink'?

Assuming you know the target is a symbolic link and not a file, is there any difference between using rm and unlink to remove the link?
41
votes
2answers
7k views

Why can't I remove the '.' directory?

I tried removing the '.' directory. I thought I could just delete my working directory without having to go into a parent directory. The point of my question is to look for some insight into how the ...
15
votes
2answers
14k views

Is there a difference between hardlinking with cp -l or ln?

I am implementing a backup scheme using rsync and hardlinks. I know I can use link-dest with rsync to do the hardlinks, but I saw mention of using "cp -l" before "link-dest" was implemented in rsync. ...
13
votes
2answers
2k views

Why doesn't recursion go upwards with rm?

I'm wondering about direction of recursion in general and rm specifically. rm recursion only works downwards correct? Running: sudo rm -R *.QTFS will delete all *.QTFS files in current directory ...
5
votes
2answers
1k views

Linux: How does hard-linking to a directory work?

I'm aware that Linux does not allow hard-linking to a directory. I read somewhere, that this is to prevent unintentional loops (or graphs, instead of the more desirable tree structure) in the file-...
1
vote
2answers
1k views

Are hard links for directories possible on ext2/3/4 filesystems?

I've read that the command (and perhaps the system call, too) for creating hard links will not let one create hard links for directories. I also understand that hard links can pose problems for path-...
1
vote
1answer
455 views

If I hardlink to a directory, will the contents be “preserved” as if I hard-linked to every file?

I've seen people on the internet talk about using hardlinks to force files to stay on disk as a backup, even if they're deleted in their original location. Would this work for a directory too? Why or ...
2
votes
0answers
576 views

Directory symlink to inode, not path (e.g. directory hardlinks)

I'm trying to better understand why directory hardlinks are not possible. Roughly, I think of directories and files as follows: directory --------- inode # exposed as . inode_of_parent # ...
2
votes
1answer
126 views

is there some kind of symbolic links that support moving or renaming the target file?

I liked this explanation of hard and soft/symbolic links: https://unix.stackexchange.com/a/22406/42226 Now the reason why I googled about soft and hard links is simply because I was organizing my ...
2
votes
0answers
135 views

Hard links vs. Soft links: When would you want to use one over the other? [duplicate]

Possible Duplicate: What is the difference between symbolic and hard links? Today, my teacher talked about the differences between 'hard links' and 'soft links', but she never really explained ...