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51
votes
5answers
63k views

Determining if a file is a hard link or symbolic link?

I'm creating a shell script that would take a filename/path to a file and determine if the file is a symbolic link or a hard link. The only thing is, I don't know how to see if they are a hard link. ...
31
votes
2answers
13k views

Resolving symbolic links (pwd)

Say I do the following: cd /some/path ln -s /target/path symbolic_name If then do: cd /some/path cd symbolic_name pwd I get: /some/path/symblic_name and not: /target/path Is there a way to ...
36
votes
8answers
6k views

What is the difference between a hard link and a file?

A hard link is defined as a pointer to an inode. A soft link, also known as a symbolic link, is defined as an independent file pointing to another link without the restrictions of hard links. What is ...
21
votes
6answers
12k views

Getting relative links between two paths

Say I have two paths: <source_path> and <target_path>. I would like my shell (zsh) to automatically find out if there is a way to represent <target_path> from <source_path> as ...
2
votes
2answers
5k views

How do I dereference links when extracting from a tar file?

If I have a tar file, bob.tar, which contains real_file and link_to_real_file, in which the latter is a symlink, is there a way to extract the contents of bob.tar so that link_to_real_file will not be ...
1
vote
1answer
293 views

Creating an symbolic link in /bin automatically creates a second link in /usr/bin and the which command chooses /usr/bin

I just created an executable: ln -s /path/to/script.sh /bin/script then I check if everything succeeds and it does(/bin/script is created) but this has also created: /usr/bin/script and if I check ...
1
vote
1answer
234 views

How to get a list all the “aliases” of a file (including of type directory) efficiently?

How can one get the list of all the aliases of a file (including of type directory) efficiently, given that a file: may have multiple hard links, multipe soft links, multi-level soft links may be ...
99
votes
1answer
160k views

How to change where a symlink points [duplicate]

Can you tell me what this is in the area marked red? If I want to change /media/files/tb-prod/files to some other path, how would I do that?
3
votes
2answers
3k views

Convert a hardlink into a symbolic link

It is easy to convert a symlink into a hardlink with ln -f (example) It would also be easy to convert a hardlink (filenames link and original) back to a symbolic link to link->original in the case ...