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

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12
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3answers
5k views

How can I remove all symbolic links with a special target?

With the command: ls -la * I can list all my symbolic links. How can I remove all symbolic links which are linked to a special folder? For example: In my directory usr/local/bin I have the ...
4
votes
2answers
2k views

What causes ln: //: Is a directory?

When linking a directory to root, I get this error: $ ln -s ~/inbox/ / $ ln: //: Is a directory Bash autocompletes the directory path by adding a /. I've tried escaping without success. $ ln -s ...
4
votes
4answers
2k views

Is chmod behavior wrong for symlinks?

Recently we had a problem on a Red Hat Linux box with many users: the /usr/bin/sudo binary has lost its sticky bit. Work was blocked until root user fix it (we need sudo for deploying and testing). ...
1
vote
1answer
173 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 ...
2
votes
2answers
676 views

Bash prompt when my home directory is a symbolic link

I symlinked my /host/Users/Kevin folder to /home/Kevin. I also edit the /etc/passwd file to /home/Kevin. I logged out and logged back in, however when I open up a terminal it's a bash prompt like so: ...
2
votes
2answers
648 views

Symlinks and EncFS

I am trying to secure my Dropbox account by using EncFS. My strategy is as follows: I store all my files in a folder called ~/Public/. The encrypted counterpart of ~/Public/ is ~/Private/. Use ...
3
votes
3answers
703 views

Linux find and remove all symlinks relating to a directory

So, I have a bit of a situation where I created many symlinks in an attempt to get them to work, trying all sorts of combinations .. now I have this error: ls: cannot access /etc/sv/me: Too many ...
5
votes
1answer
1k views

How to replace a symbolic link with a copy of a file it links to?

Having a (single, no batch filesystem processing needed) symlink, what a command line to use to replace it with a copy of the file it links to?
10
votes
4answers
906 views

Include / in symlink to a directory?

Symlinking to a directory gives to different results with ls -l depending on whether I ln -s dir or ln -s dir/. But what's the actual difference, and which one should I prefer why?
4
votes
6answers
1k views

Is it possible to “roll” a symlink to a new file without affecting any open file handles?

An application I am developing locally logs it's output to files formatted with the current timestamp such as app-%Y%m%d.log. To make it simple to be able to tail the current's day log in a terminal ...
1
vote
1answer
586 views

How to link a folder to create a shortcut

I have this folder: /var/www/vhosts/foo that I need to access often. If I do (I'm root): ln -s /var/www/vhosts/foo/ cd foo pwd tells me /root/foo What can I do to really go into the folder ...
4
votes
5answers
2k views

How to make a variable symlink ? (or something similar)

How can I make a variable symlink that would point to a different location according to the current user? Is it possible? Should I use something else instead? A mount point? How? Here is the problem ...
7
votes
3answers
2k views

How to make a symbolic link to /usr/bin/vim but with start-up parameters?

After I make&make install vim from source, I found many symbolic links of vim in /usr/local/bin, such as evim, rvim, view... The vim(1) man page said that "rvim" is equivalent to "vim -Z" and so ...
6
votes
4answers
1k views

Is there a standard symbolic link to the current users home directory?

The shell can expand ~ to your home directory. $HOME usually has the same deal, but often you want to refer to the current users home directory from a context that may not support such expansion. I ...
6
votes
2answers
5k views

Why change the owner of a symbolic link in linux?

In linux it's possible to change the owner or the group owner of a symbolic link (symlink). I was wondering why someone would want to do that, since permissions of a symlink are not used when ...
7
votes
2answers
5k views

How to create backup from symbolic links?

I have a directory with symbolic links to other directories. I want to archive the symbolic links, not as links but as archives containing the files of directories they refer to, using tar command. ...
3
votes
2answers
185 views

ln gives different results when run multiple times

I have this simple script to use with seventh sense (it's a lone wolf gamebook reader/player): #!/bin/bash GAME_PATH=$(dirname "$(readlink -f "$0")") SEVENTH_SENSE_PATH=$(echo ...
8
votes
2answers
1k views

find usage with -L

I have link -> file I do find -L . -name 'link' And get ./link Why is that? man find says: -L : Follow symbolic links. When find examines or prints information about files, ...
7
votes
2answers
1k views

Is a symbolic/soft link similar to a shortcut/alias on a desktop?

It sounds to me like the basic idea of soft/symbolic links compared to shortcuts (on a PC) or aliases (on a Mac) are the same thing. Am I way off? Are they similar?
4
votes
2answers
1k views

Trailing slashes on symbolic links to directories

I'm trying to emulate the process of path resolution (see man page path_resolution) in unix-like systems. My OS is Linux with GNU coreutils 8.7. In order to clarify the meaning of extra trailing '/' ...
2
votes
1answer
1k views

Creating symbolic links to applications in Mac OS X

I installed Aquamacs in a fresh OS X desktop, and wanted to be able to call the program from the commandline. Calling the file inside the app seems to work just fine: Amoss-iMac:bin amosjyng$ ...
2
votes
1answer
110 views

Will symlinks be maintained if the target's path remains the same but everything is transferred to a new disk?

(I think the answer is yes, but I'd like to be certain before I actually do it!) What I'm trying to do: install a new sd card in my "rooted" Android phone that uses A2SD. The fact that it's an ...
4
votes
2answers
2k views

How does linux work with symbolic links?

I mean what's going on when some process wants to read a symlink? What's going on when something changes a symlink during a read or even write process? For example: I have 2 huge, similar 100G files ...
0
votes
0answers
105 views

Purpose of hard link and soft link [duplicate]

Possible Duplicate: What is the difference between symbolic and hard links? I've read quite a few articles regarding hard links and soft links, but I still dont understand the purpose of ...
2
votes
3answers
707 views

How universal is the -L (dereference symlink) switch of the 'ls' command?

I have some software that, among other things, needs to: Assess a file's rwxrwxrwx permissions; Work under every possible flavor of Unix and Linux you can find in the wild. Currently, it does that ...
8
votes
3answers
392 views

Symlink to part of the file?

Is there possible to create file that is just a sub-sequence of bytes from another file, like a symlink, but referencing only part of the file?
2
votes
0answers
91 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 ...
1
vote
2answers
6k views

Executable symbolic link results in “command not found”

I created a symbolic link (yesterday) like this: sudo ln -s bin/python /usr/bin/prj-python When I run: prj-python file.py I get: prj-python: command not found When I try creating the link ...
2
votes
1answer
925 views

How synchronize two disks (or folders) using symbolic (or hard) links (like rsync)?

I'm searching a tool or a shell script or another program to synchronize two or more folders or disks. But it differs of rsync tool, because, I don't want to duplicate the missing file, but do a ...
5
votes
4answers
6k views

List symlinks in current directory?

This question talks about finding directories in a current diretory. The solution is basically: ls -d */ That's great but how can I easily list symlinks? Do I have to use something like find . ...
0
votes
2answers
2k views

Replace symbolic link which linked to directory target

I want to upgrade tomcat server from 7.0.19 to 7.0.20. I've already ln -s apache-tomcat-7.0.19 tomcat7 before, so now I need to link tomcat7 to new target using the following command ln -s --force ...
3
votes
2answers
115 views

Symbolic Link local .jpg file to .jpg file on the internet

Is there any way to have a symbolic link that links a local .jpg file to a .jpg file on the internet in a l/unix environment?
9
votes
2answers
2k views

mv a file without breaking a symlink to that file

Is it possible to mv a file w/out breaking a symbolic link to that file? My initial response to this is no, and I'm working out a script based solution to change the links immediately following the ...
2
votes
1answer
772 views

Extended attribute on symbolic link

I'm trying to set some extended attributes on a symbolic link on Fedora 15. According to setfattr's usage, there is an option -h for such purpose: setfattr 2.4.44 -- set extended attributes Usage: ...
1
vote
1answer
2k views

Get path of current script when executed through a symlink

I have a utility consisting of a couple directories with some bash scripts and supporting files that will be deployed to several machines possibly in a different directory on each machine. The ...
1
vote
1answer
450 views

Kdevelop project setup with symlinked files not seeing custom include paths

So I have a crazy project setup (well, it's only 1 file that needs this crazyness). First, I'll explain the setup. So I have a file on my dropbox. I want to include that file in a Kdevelop project, ...
2
votes
1answer
2k views

Why can't list file/directory relative to .. from a symbolic link directory (No such file or directory)?

I have a /usr/tomcat6/logs directory linked to /var/log/tomcat6. When I changed directory to /usr/tomcat6/logs and try to ls files using a relative pathname ../conf/Catalina/localhost, a No such file ...
3
votes
1answer
804 views

Is there any way to rsync absolute symlinks alone?

I want to sync a big folder hierarchy between two machines. I want to copy the contents of the symlinks if they are absolute, for eg it points to /some/folder/someFile I want to retain the symlinks if ...
4
votes
2answers
766 views

Why is bash completion of a symlink different than a directory?

I usually do a find with an environment variable as the path when searching for source code. Recently I replaced my environment variable with a symbolic link, and it broke Bash's shell completion. ...
2
votes
2answers
1k views

How to remove the directory a symbolic link links to plus the symbolic link?

Say a is a symbolic link to b. I am looking for a simple command to remove both a and b at once that does not require me to know about b.
1
vote
2answers
909 views

Keep tracking of symbolic links?

I use symbolic links quite often, but after moving the original file, I lose track of the symbolic link. I also use symbolic links for keeping track of some files in the same directory, but again, I ...
6
votes
1answer
2k views

list files by symlink target

How do I get list of files (and then do something with that list) by filtering through the symbolic link target name, and not the symlink name? For example from the following list I'm only interested ...
6
votes
1answer
3k views

Symbolic link permissions

I have access to a remote Linux machine where everytime I create a symbolic link, it is created by default with the following permissions: lrwxrwxrwx If I try to change the permissions of the ...
28
votes
7answers
10k views
7
votes
1answer
332 views

Is there a way to make perl -i not clobber symlinks?

A friend of mine points out that if you do: perl -pi.bak -e 's/foo/bar/' somefile when "somefile" is actually a symlink, perl does just what the docs say it will do: It does this by renaming ...
0
votes
1answer
420 views

Inconsistency in behavior of 'rm' when a mounted volume is involved?

If I run the following sequence of commands: mkdir dir ln -s dir link rm -r link/ I get this output: rm: cannot remove `link': Not a directory I get the warning because I could simply have ...
13
votes
2answers
1k views

pwd without symlinks

If I do pwd I notice it uses whatever symlinks I used to get into the current directory. Can I get it to tell me the "real" directory I'm in ... i.e. the path from the root to my current directory ...
1
vote
1answer
684 views

apache symlinks and dokuwiki

I am running a dokuwiki on an apache webserver. Usually I put media files into the directory /var/lib/dokuwiki/data/media. However, to be more flexible and to save disk space, it would be nice to use ...
9
votes
1answer
132 views

Strategies for maintaining a reference to a file after it was moved or renamed?

I've had a mac at work lately, and was amazed to see that Xcode would still find my latest project after I renamed its folder and moved it someplace else. Now I understand that this is the result of ...
0
votes
1answer
295 views

Keeping multiple root directories in a single partition

I'm working out a partition scheme for a new install. I'd like to keep the root filesystem fairly small and static, so that I can use LVM snapshots to do backups without having to allocate a ton of ...