A special type of file that references a file or directory.

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0
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1answer
796 views

Always getting “not a symbolic link” message, while installing any package

When I am installing any package in my centos 6.0 system, by yum or rpm, I always getting /sbin/ldconfig: /usr/lib64/libreadXMLnew.so.1 is not a symbolic link message. There is never a problem in ...
2
votes
1answer
15k views

Remove soft link but not the target

I have a directory that contains a link to another directory that I just created. I would like to remove the link but preserve the directory my link was pointing to. How do I do this? > mkdir rgac ...
1
vote
1answer
30 views

Good idea to symlink a virus database directory? [closed]

My Comodo Antivirus is installed in /opt/Comodo where its virus databases are stored in a directory /opt/Comodo/scanners which by far is the largest sized directory. I am running Crunchbang (debian) ...
5
votes
1answer
1k views

Cannot delete broken symbolic link

I have a symbolic link formerly pointing to a Dropbox directory. I don't know what I did wrong, but apparently now it points to itself. hyper@mypi:/home/hyper/test$ ls -l total 1024 lrwxrwxrwx 1 ...
0
votes
1answer
25 views

Confused with symlinks - link created within a desired directory

during installation of the program, following window popped up: I continued with the installation and now I want to make symlink. The reason for this is that there is plenty of free space in ...
1
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2answers
79 views

Something like a symbolically linked file, but with change details attached?

Is there a file type or method for using files in which certain files look and behave like symbolically linked files, but contain extra meta information for changing the data when they are read? ...
5
votes
1answer
859 views

ls -l --group-directories-first (act on symlinks as well)

ls option --group-directories-first causes directories to be listed on the top, which makes the output of ls nice and clean: ls -l --group-directories-first However, it does not act on symlinks, ...
3
votes
1answer
85 views

Where are information stored information about hard/soft links

Where does the *nix system store information about number of hard links to a specific inode? I can't find any information about that. Everywhere what a hard link is but rarely a bit more advanced ...
3
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4answers
13k views

How do I tell if a folder is actually a symlink and how do I fix it if it's broken?

How do I tell if I have a symlink, a shortcut of some sort, or a folder in Linux? Please see following screenshot. As you can see, the ls command lists objects where some are colored in dark blue ...
4
votes
2answers
340 views

Force Bash 4 'globstar' option to ignore symlinks

Bash 4 has a fantastic option called 'globstar' that emulates (i.e. was stolen from) zsh's ** syntax for globbing across multiple directories. However, it's somewhat crippled (for my usage, at least) ...
2
votes
3answers
177 views

Why can't I edit links and directories directly?

There are programs such as hexedit that allow one to edit each bit of a file, and as I keep hearing that in Unix "everything is a file", I tried to edit some directory, expecting bytes referring to ...
7
votes
3answers
190 views

How can I find out if a relative symlink is internal to a certain subtree or not?

I want to test if a relative symlink points within the subtree of a certain directory. This example would yield false since it points outside the foo directory: /foo>readlink bar ../fie.txt While ...
0
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2answers
198 views

Moving a folder to a NAS mount

I currently have a small Centos VPS which has some local SSD disk - I am getting close to my storage limit as I am storing a lot of flat files which are accessed very infrequently so I am looking at ...
2
votes
2answers
73 views

Soft Link Detection

In my own LFS-based OS, I had created many softlinks. Soft-link can be deleted without harming the target. But is there any way that If I remove the a file or directory then, I will be notified ...
4
votes
2answers
3k views

How do I make find follow most, but not all, symbolic links?

My OS and home directory are on an SSD. I store some large files on a hard disk, and symlink from my home directory to the hard disk (eg. ~/Videos/Films is a symlink to /mnt/hdd/Films). I also have a ...
15
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2answers
3k views

Convert absolute symlink to relative symlink with simple Linux command

I have a complete sub-filesystem inside a path /home/user/system containing the standard Linux structure with directories /bin, /home, /root, /usr, /var, /etc,... This sub-filesystem contain symbolic ...
3
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0answers
88 views

auditing of symlink/symlinkat syscalls doesn't work here

I'm trying to monitor symlink/symlinkat syscalls of files under a specific directory, so I added two rules: auditctl -a exit,always -F arch=b64 -S symlinkat -F success=1 -F dir=/XX auditctl -a ...
1
vote
1answer
465 views

udev GROUP and MODE assignments on symbolic link have no effect

I'm trying to connect my velleman k8055 board per usb to my pc. For this I have the udev rule SUBSYSTEM !="usb_device", ACTION !="add", GOTO="velleman_rules_end" ATTRS{idVendor}=="10cf", ...
1
vote
4answers
135 views

Symlink everywhere

Is there any way for me to symlink a particular file so that it appears in every directory on the system? So if I symlink /tmp/scratch No matter where I am I can type vi scratch?
19
votes
3answers
42k views

How to get full path of original file of a soft symbolic link?

I want to scp a file to a server. The file is a symbolic link, and actually what I want to do is copying the source file. Anyway I don't want to track source file's path manually, because it can be ...
7
votes
2answers
17k views

How do I copy a symbolic link?

I have a symbolic link to a file in one directory. I would like to have that same link in another directory. How do I copy a symbolic link? I tried to cp the symbolic link but this copies the file ...
1
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2answers
114 views

How to find a symlink when the location in which it was created is unknown?

I followed some slightly incorrect instructions to install my video driver. I executed this command blindly and don't know what directory I did it: sudo ln -s lib /usr/lib64 How can I find that ...
11
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5answers
2k views

Is there an algorithm to decide if a symlink loops?

Unix systems usually just error out if they are confronted with a path that contains a symlink loop or just too many symlinks, because they have a limit to the number of symlinks they will traverse in ...
4
votes
1answer
158 views

`cd` up the canonical path

Consider: $ pwd /home/user $ ls -l total 3604 lrwxrwxrwx 1 user user 19 Nov 27 12:11 pages -> /var/www/pages/ $ cd pages $ pwd /home/user/pages $ readlink -f . /var/www/pages $ cd .. $ readlink ...
0
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2answers
610 views

Hard links versus symbolic links: which one is faster / smaller? [duplicate]

Hard links Given a file original.txt, a hard link hardlink.txt will point to the same inode and continue to exist even when original.txt is deleted. Symbolic links Given a file original.txt, a ...
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votes
1answer
142 views

find not working right

if [[ "$1" == "" ]] then leftarray=($(find . -type l -printf "%p\n" 2>/dev/null)) rightarray=($(find . -type l -printf "%l\n" 2>/dev/null)) for var in "${rightarray[@]}" do ...
0
votes
1answer
289 views

How to rebuild /etc/cron.d on CentOS?

I installed an RPM on a CentOS machine that was supposed to merge its own files contained in a /etc/cron.d structure with the current /etc/cron.d. However it replaced the current contents. I believe ...
1
vote
1answer
162 views

Create Relative Symlink Inside Relative Symlink

I've been browsing for a minute now trying to find a way to create a relative symlink inside a relative symlink, and what I mean by that is this... I have my CakePHP Templates Skeleton as a symlink ...
1
vote
2answers
81 views

Capturing the name of the file pointed by a symbolic link in a variable

Say I have a symbolic link: /path/to/foo->/path/to/some_file.txt Say I have a shell variable x=/path/to/foo, how can I get some_file.txt in a shell variable y?
0
votes
4answers
611 views

Create shortcut for PHP

I have XAMPP installed and my PHP is: /opt/lampp/bin/php-5.3.8 Every time I need to execute a PHP file I need to do this: /opt/lampp/bin/php-5.3.8 testando.php Is there another way to execute it ...
0
votes
3answers
274 views

thoroughly find all links (hard and symlinks, and any combination thereof) leading to a file/dir

I read "most" of the proposed questions, but I believe they all miss the complexity of the right answer. I want, only using "basic" commands (for maximum portability) (i.e., something that would work ...
1
vote
1answer
1k views

Unable to stat symbolic link to file

Background I am trying to wrap my head around how html is unable to access a file via a symlink. I performed the following simple experiment to try and gain an understanding of how apache would be ...
3
votes
1answer
158 views

Test for link with trailing slash?

I created in /tmp/test/ mkdir somedir ln -s somedir/ somelink I want to loop through only directories: for file in */ ; do if [[ -d "$file" && ! -L "$file" ]]; then echo "$file is a ...
2
votes
0answers
93 views

How can I make Krusader show real size of symlinked files?

In the "size" column in Krusader, there is a link's size noted, instead of the size of the actual file. This is the same as what ls -l shows (the full address of the target file, e.g. 64 B instead of ...
3
votes
3answers
211 views

Creating a local workspace for development/testing

I want to be able to mount, say /home/$USER/workspace to /usr/local/workspace. Right now I'm using the python package pyfilesystem which uses fuse to do that. My problem is, that inside that mount I ...
11
votes
4answers
4k views

Changing the timestamp of a symlink

I know how to change the timestamp of a regular file: touch -t 201301291810 myfile.txt I was not able to do the same with a symlink. Is it possible? Distro: RHEL 5.8
2
votes
1answer
149 views

Symlink with @ symbol?

I found that there is a symlink generated by ruby which has a @ sign at the path: default -> /Users/MyUserName/.rvm/rubies/ruby-2.0.0-p247@gemset The folder ...
2
votes
1answer
608 views

How to Create Symlink Dynamically for Dynamically Created File in a Folder

I create a file based on time or something like that for stylesheet. It is fingerprinting filename to avoiding cached version on web browser. Example file name: style_1374065326.css. I want to create ...
3
votes
2answers
187 views

Is there way to replace value of symbolic link? [duplicate]

Is there way to replace value of symbolic link? For example I want to replace symbolic link like this: first -> /home/username/foo/very/long/directories/that/I/do/not/want/to/type/again to ...
7
votes
2answers
132 views

Why is there a mix of symlinks and hardlinks in /bin?

I understand the technical difference between symlinks and hardlinks, this is a question about their use in practice, particularly I'm curious to know why both are used in seemingly similar ...
3
votes
2answers
154 views

modify date of symlink on bindfs

I have the feeling that I cannot modify the date of symlinks on bindfs. See the following transcript of what I tried. On EXT4: nailor@needle:~$ mkdir /tmp/ex nailor@needle:~$ cd /tmp/ex ...
3
votes
2answers
68 views

Is there a way to condense ../.. parts of a path out programatically?

Say for example I have these types of paths to files in a script: /path/to/some/file/../../file1.txt Is there a command I can call such as readlink that will convert this path to its actual ...
1
vote
0answers
140 views

Dereference copy with KDE Dolphin

From the cli I can dereference copy a symbolic link with cp -L. Is it possible to do this with the KDE Dolphin file manager?
8
votes
3answers
6k views

How can I edit symlinks?

My basic understanding of a symlink is as a special file, a file that contains a string path to another file. The kernel's VFS abstracts a lot of that away but is there any reason why symlinks seem to ...
18
votes
3answers
14k views

Are there any drawbacks from using mount --bind as a substitute for symbolic links?

Symlinks have limitations in how functions like ls, mv, and cp can operate on them because unlike shell initiated commands like cd, these functions do not have information about how the user accessed ...
5
votes
2answers
1k views

Why do hard links seem to take the same space as the originals?

Thanks to some good Q&A around here and this page, I now understand links. I see hard links refer the same inode by a different name, and copies are different "nodes, with different names. Plus ...
7
votes
1answer
191 views

Can you change a dynamic link target without recompiling?

I downloaded a program that unfortunately doesn't come as a source distribution. When I go to run it, I get the error error while loading shared libraries: libjpeg.so.62: cannot open shared object ...
2
votes
3answers
4k views

$PWD variable equivalent of pwd -P

I want to use the $PWD variable in a script, but I want it to be the hardware path without symlinks. I know about /bin/pwd and pwd -P, but those aren't variables. I know that I can use: setenv MYPWD ...
16
votes
1answer
2k views

What does ln stand for?

In Linux you can use the ln command to make links. $ touch foo $ ln -s foo foo_link $ ls -l lrwxrwxrwx 1 cklein cklein 3 May 29 16:11 foo_link -> foo I assume that the 'l' in ln stands ...
0
votes
1answer
114 views

How to increase the link count for a directory, link count went to 0?

I have made myself land in this situation, it is a chrooted workspace on my system where I virtualize the entire file system ( so its not actual /var/log ) Is there a way that I can either delete this ...