2
votes
2answers
194 views

Is a -rw-rw-rw- file really inaccessible inside a drwxrwx— directory?

Say I have a directory with these permissions: drwxrwx--- Inside this directory, a file with these permissions: -rw-rw-rw- Is the file readable/writable by everyone or not ? If not, how secure ...
0
votes
0answers
23 views

Hard link for directories [duplicate]

I have a simple question about the difference between hard links and soft links. Why is it not possible to create hard links for directories in Linux?
0
votes
0answers
30 views

Howto get the “relative size” of two directories [duplicate]

Consider two directories dirA and dirB. Suppose dirB consists to a part (P1) of hardlinks which points to files in dirA and to a part (P2) of files which are not hardlinked to files in A. Is there a ...
1
vote
1answer
72 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 ...
3
votes
1answer
96 views

How can I delete a hardlink to a directory?

Before I get 100s of answers that tell me it is impossible to hardlink directories in linux: yes, I know that. The file in question appeared in lost+fount after I checked the filesystem with e2fsck ...
1
vote
1answer
316 views

How do I manually modify an inode?

I am using Ubuntu Linux and, just for fun, I want to create a hardlink to a directory (as seen here). Because I'm just doing this for fun, I'm not looking for any sort of pre-developed ...
4
votes
2answers
255 views

Can we use symbolic link and hard link for directories?

I know we can do that for files. What about directories? It seems that cpanel uses that a lot.
12
votes
1answer
632 views

How to find all the links to a directory

When I stat a directory I get a listing that tell me there are 5 links to the directory. stat dir My question is how do I get information (names and locations) to all these 5 links?
32
votes
2answers
1k views

Why is '.' a hard link in Unix?

I've seen many explanations for why the link count for an empty directory in Unix based OSes is 2 instead of 1. They all say that it's because of the '.' directory, which every directory has pointing ...
50
votes
3answers
13k views

Why hard links not allowed to directories in UNIX/Linux

I read in text books that UNIX/Linux doesn't allows hard links to directories but soft links do. Is it because, when we have cycles and if we create hardlinks, and after some time we delete the ...