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

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368 views

Fast and slow symlinks

From http://en.wikipedia.org/wiki/Symbolic_link#Storage_of_symbolic_links Early implementations of symbolic links stored the symbolic link information as data in regular files. The file ...
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3answers
152 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 ...
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1answer
2k views

Ignore Symlinks when Extracting Tarball

I have a relatively simple question that I cannot seem to find the answer for. I am attempting to extract a tarball (*.tgz, to be exact) and receiving terminal errors on extracted symlinks. ...
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2answers
5k views

Recursive scp without following links or creating a giant tar file?

So I did a recursive scp on my remote fileserver (in another state) and it created an infinite loop of links on my remote web directory... ...
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2answers
92 views

Create a link but don't change the canonical path

In each users' directory there exists a symbolic link to /var/www/website/public_html/. However, whenever a user cds into the link, he sees the path as /home/username/public_html/. Is there any way to ...
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2answers
474 views

If symlink on NFS points to local disk, will advantage of local disk be lost?

I am working on a development network that uses NFS so that home directories etc can be accessed from any machine. However, NFS is occasionally flaky, causing slowdown/freezing of the machines. I am ...
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1answer
34 views

Make links work in backup?

One file system of mine has many symlinks which link to directories in the file system. Is it possible to create a backup of the file system where the backups of the links work (i.e. still point to ...
2
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1answer
249 views

Why do I get 'error while loading shared libraries: libssl.so.6 cannot open shared object file' even after I run ldconfig?

The symlink libssl.so.6 shows up in /usr/lib/x86_64-linux-gnu, and I ran ldconfig but I still get this error: error while loading shared libraries: libssl.so.6: cannot open shared object file: No ...
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1answer
45 views

Soft Link created for new software installation

When we install a new software, after extraction the below steps are performed generally: move the files to /opt/folder create the symlink sudo ln -s /opt/folder/application_folder_name ...
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3answers
108 views

Creating symbolic links

When creating a softlink how do add the path, I did the following: ln -s file1.txt /home/user9000/Desktop/SymbolicLink.txt When I see the softlink on the desktop it marks that the doc doesn't ...
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1answer
237 views

Why store program code in /var/cache?

I have inherited a Java / Tomcat stack, running on Ubuntu. It has crashed and I am trying to restart it. The program code seems to be using a config file which I have found on the file system. The ...
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2answers
71 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 ...
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1answer
318 views

Canonical paths: why are they needed?

The issue of resolving symlinks (symbolic links) is often addressed on this forum, and on others. Related are the concepts of relative, absolute (or full), and canonical (or resolved) pathnames. Two ...
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1answer
226 views

tomcat: symbolic link in a loop

linux-trra:/usr/local> $CATALINA_HOME bash: /home/anisha/openGTS17Nov/apache-tomcat-7.0.32/: is a directory linux-trra:/usr/local # ln -s $CATALINA_HOME tomcat linux-trra:/usr/local # file tomcat ...
2
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1answer
598 views

Fix symbolic links after version change

Say I have a symbolic link to a file, which has its version in its name. (The file is actually a jar file) Now say, that the version changes, i.e the old file I linked to is deleted and a new one is ...
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1answer
2k 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$ ...
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2answers
1k 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 ...
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1answer
1k 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 ...
2
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1answer
42 views

How to verify the target of a symbolic link points toward a particular path

Within a bash script, I know I can check if a file is a symbolic link with the following syntax if [ -L $path ] Does any one know how I would test if that path was linked to a particular path? E.g. ...
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1answer
37 views

Creating symlinks in the etc directory without root access

What I would like to create if I had root access would be a symlink from some file or folder in the /etc to another file or folder in the /etc. However, I do not have root access. Is there any way to ...
2
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1answer
32 views

symbolic link new target

I want to change the symbolic links pointing to the current directory, to a common directory named /pool current directory a/b common directory a/pool I followed every I could find and came close ...
2
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1answer
66 views

What happen if accidentally move a soft link followed by “/”?

I created a soft link to the current directory, $ ln -s "$PWD" math I then wanted to move it to another directory. $ mv math/ ~/dirlinks/maths/ I then realized I should $ mv math ...
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1answer
342 views

Finding duplicate files and replace them with symlinks

I'm trying to find a way to check inside a given directory for duplicate files (even with different names) and replace them with symlinks pointing to the first occurrence. I've tried with fdupes but ...
2
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1answer
104 views

Capture symbolic link into Unix/Linux variables

Say I have a folder with a series of symbolic links: ussdv103:en195d; default$ pwd /oradba/app/oracle/admin/database1 ussdv103:en195d; default$ ls -ltr exp -> ...
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1answer
546 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 ...
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1answer
2k views

Using symbolic link on directory with contents

I'm working on a Debian machine with a bunch of different filesystems and I'm trying to manipulate a large amount of data in MySQL. I've run out of room in my home directory, but there's a ton of ...
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1answer
1k views

Exclude symbolic links to other filesystems with find -mount

I am working on a script that, among other things, extracts a list of all items in a directory (files and subdirs) for archival but it needs to skip remote symlinks (i.e. on other file systems). The ...
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1answer
369 views

Directory sync across SSHFS involving symlinks

I have 2 Ubuntu Linux boxes with similar directory structures, LX02 and LX04. When I ssh from a terminal on LX02 to LX04 and go to my main scripting directory, /root/sbin, I see a different set of ...
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2answers
1k 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: ...
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1answer
157 views

Wikilink to a symbolic link in ikiwiki

I am running an ikiwiki for my personal use on my laptop via apache2 (os: ubuntu 10.04). If I want to make a link to a local pdf-file I put the file into my scrdir and use the usual wikilink syntax. ...
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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.
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1answer
48 views

cp -a fails to copy symlinks on virtfs

Problem: Trying to copy the entire content of one directory to another which includes hidden files/directories and symlinks. This is fairly straightforward cp -a ${src} ${dst} It works as expected ...
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0answers
91 views

Unison replacing newer symlinks with older files using the option -force newer

I'm having a problem with Unison and symlinks. I created a test case for making it easier to understand and try this for yourself. First, we create the two directories that will be synced. And some ...
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0answers
85 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 ...
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0answers
428 views

Multiple Linux or Unix Distributions, Same Home Partition or Data?

To avoid conflicts I have always installed multiple Linux and Unix distributions each with it's own home partion or directory, and in the era of 3TB hard drives this is often very practical; I also do ...
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1answer
956 views

Can't delete symbolic links, permission denied

I try to delete all symbolic links pointing to Python3.2 with sudo ls -l . | grep '../Library/Frameworks/Python.framework/Versions/3.2' | awk '{print $9}' | xargs rm This just gives rm: 2to3: ...
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0answers
96 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 ...
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2answers
8k 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 ...
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4answers
127 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?
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3answers
264 views

Seemingly Inconsistent Behavior for “ln” & “ln -s”

As we all know, the ln command creates a link, with the default being a hard link and the -s option creating a symlink. The general syntax is ln [-s] OLD NEW, where OLD is the file you are linking to ...
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4answers
83 views

Cannot use “firefox” command to run latest firefox

I have download firefox version 34 from Mozilla website. Next, I extracted the tar archive, and moved it to the Desktop. Now, when I run the following command: Desktop/firefox/firefox the version ...
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2answers
120 views

readlink -f not working on multiple files

I tried to run readlink -f on multiple files by using wildcard "*", but it evaluates other files as operand Command readlink -f *log Output (desired) /home/trail_1.log /home/trail_2.log Am I ...
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1answer
169 views

Why ln -s creates relative broken links? [duplicate]

I have an issue with ln -s on Ubuntu 14.04, while using it in the following scenario: $ cd ~/programming/tmux/ $ ln -s tmux ~/bin/tmux $ ls -l ~/bin/tmux lrwxrwxrwx 1 USER USER 4 sie 31 11:02 ...
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2answers
37 views

why are there links to links in system directories?

For example, the executable emacs: lrwxrwxrwx 1 root root 23 Jun 9 2012 /usr/bin/emacs -> /etc/alternatives/emacs llrwxrwxrwx 1 root root 18 Jun 9 2012 /etc/alternatives/emacs -> ...
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1answer
671 views

find does not work on symlinked path?

If I run this command find $HOME/MySymlinkedPath -name "run*.sh" nothing happens, and gives no error ('MySymlinkedPath' is a symlinked path to another hard drive other then my $HOME one). These also ...
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2answers
2k views

Using a symlink for a mountpoint

Is it possible to set a symlink on a mountpoint? I have a mountpoint /vz. When I'm ln -s /var/lib/vz /vz the result is, that I have a directory vz in my mountpoint /vz, thus I have /vz/vz. Is there ...
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1answer
2k views

No permission on external drive [duplicate]

Possible Duplicate: can't change file permission On my hard drive everything is fine, but when I go onto my external drive I can't chmod. I get no error message but the changing simply ...
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2answers
70 views

Why does httpd give an error following a symlink into my home directory on Fedora?

I've just re-enabled an app after OS change. Symbolic link to it is located of course in /var/www/myapp . After changing permissions to 0775 (even 0777 temporary), changing owner to apache:myuser, ...
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1answer
60 views

doesn't symbolic link changes it's permissions if I remove permissions in actual file?

I actually started learning Unix and while doing so I stuck here. Though It may seem silly question I'm actually unclear with it so please help me. I've a file as somefile.txt and a symbolic link ...
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1answer
177 views

du skip symbolic links

I cannot find an example of what I want to do and, from what I'm reading, the default behavior of du on my system is not the proper default behavior. If I ls my /data folder, I see (removing the ...