The ls command lists the contents of a directory.

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only show the source file and target linked file using `ls`

I can show the target file that a link points to using ls -l: snowch$ ls -l /usr/local/bin/mvn lrwxr-xr-x 1 snowch admin 29 12 Dec 08:58 /usr/local/bin/mvn -> ../Cellar/maven/3.2.3/bin/mvn Is ...
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3answers
2k views

How can a group own a file?

Whe I do ls -l, two of the fields are username of the owner and name of the owning group. The username is clear - I created the file, it is mine. However the group entry confuses me. My user is a ...
4
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2answers
302 views

Appending works without >> when redirecting standard output and error

I have a file test.txt and have no file named test. When I tried ls test test.txt > new 2>new I was expecting new to be overwritten since >> is not used. But in the output file I got ...
4
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4answers
621 views

Sorting directories by last modified date/time of the same-named contained file

Is it possible, using grep, find, etc, to sort a list of directories by the last modified date of the same-named file (e.g., file.php) within? For example: domain1/file.php (last modified 20-Jan-2014 ...
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1answer
11k views

proper way to iterate through contents in a directory [duplicate]

I need to iterate through every file inside a directory. One common way I saw was using the for loop that begins with for file in *; do. However, I realized that it does not include hidden files ...
4
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1answer
3k views

ACL, ls, “permission denied” and a lot of questionmarks

I have two users, Alice and Bob. Bob should be allowed to list, ls, Alice's home directory. Alice also has a file in her home directory that Bob should also be allowed to read. I run these commands ...
4
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1answer
521 views

Can the command completion for `cd` be modfiied to only show directories and ignore files?

When I am in a directory in bash, and I press cd Space Tab, it shows everything in the directory as a possibility. (Show all 1000 possibilities?) This is really cumbersome when I am in a directory ...
4
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1answer
547 views

“The entry is a door” in Solaris “ls” man page

I found this in a man page for ls in solaris linux. http://www.unix.com/man-page/opensolaris/1/ls/ What does it mean when it says: D the entry is a door?
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1answer
221 views

= sign at the end of .sock files in the ls output

I'm running the zsh shell in emacs. When I run ls I get a = at the end of .sock files. What does the = mean? Is it unique to unix sockets?
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2answers
1k views

how to use grep for specific files?

for example I type ls -altr | grep "23 Dec" so it will show files for 23 Dec only and I want to use grep for them, like ls -altr | grep "23 Dec" | xargs grep -l "some_string" but this doesn't ...
4
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1answer
121 views

ls -l numbers between the size and the group

when I run ls -l /dev/null /dev/zero /dev/tty I get: crw-rw-rw- 1 root root 1, 3 Aug 9 09:05 /dev/null crw-rw-rw- 1 root tty 5, 0 Aug 9 09:05 /dev/tty crw-rw-rw- 1 root root 1, 5 Aug 9 09:05 ...
4
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1answer
124 views

Fine-tune LS_COLORS for directory suffixes?

I’m fine customizing most settings in LS_COLORS. I don’t need help customizing the colors for different file suffixes. What I would like to do is configure special colors for certain directories, ...
4
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4answers
1k views

What is the Linux command to display how many file names in the directory end in two digits

What is the Linux command to display how many file names in the directory end in two digits? Using ls with a command like this : ls -l | wc –l *[0-9][0-9]
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3answers
536 views

Preserving color output with cut

Using bash interactively I am trying to use cut to prevent the lines from going longer than my terminal width. But when using a command with colorized output all the color gets removed by cut. For ...
4
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3answers
586 views

What could be the use case of changing modified time of a file to the future?

I was reading through the man page of ls on UNIX, specifically OS X Mavericks. This got me intrigued: If the modification time of the file is more than 6 months in the past or future, then the ...
4
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2answers
715 views

'ls -l' file timestamp format

When I issue the command: ls -l The file/directory modification timestamp column (specifically the month part) is displayed in the native language of the country I'm based in instead of English. ...
4
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1answer
1k views

Pass colors from ls through pipe to awk 'print' statement

This is a follow-up to my question from yesterday, Show sum of file sizes in directory listing. Thanks to Zero Piraeus and a point in the right direction by Mauritz Hansen, I now have function ...
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5answers
709 views

Print non-existent files from a pipe input

I have a directory of lots of .PDF and .JPG files. There should be a .JPG file for each .PDF with the same name. I'm trying to use a command to find .PDF files that doesn't have a .JPG file. My ...
4
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2answers
3k views

List all chflags file flags?

Is there a way to see a file's flags, such as hidden, schg, etc? I've got an rwxrwxrwx file that I can't edit, and I think a flag might be responsible.
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2answers
6k views

Displaying the last N modified files?

How can I list the 10 most recently modified files of a certain extension, not all files, or the files modified during the last 2 days for example?
4
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1answer
2k views

copying device nodes

I'm trying to transfer a working Linux installation to a new larger disk, so I've attached the new disk on a USB port, partitioned it and created filesystems. While copying all the files over I hit a ...
4
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1answer
348 views

Set ls color listings based on regex instead of globbing

Is it possible to set regex patterns for color matching in the LS_COLORS variable? So instead of just *.jpg=38;5;220 Can I do \.(jpg|gif)=38;5;220 That's just an example, I'd like to get more ...
4
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2answers
182 views

ls -e option not available in linux

I have shell scripts that run on Solaris UNIX that use the -e option on ls to ensure the same format for all files regardless of their age. This option is not available on Linux. The exact same ...
4
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2answers
194 views

Make ls distinguish scripts from binaries in output

Is it possible to make ls distinguish executable scripts from actual compiled binaries? The permissions are most often the same (+x), and with ls -F you get an asterisk suffix (*) for both, so it's ...
4
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1answer
94 views

Non-standard sorting of the ls output

I usually include a date in the filename so that files and directories are listed in chronological order when I use the ls command, e.g. 2015-08-29_letter_to_santa.txt. A drawback is that ...
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1answer
1k views

ls and vim color on SunOS 5.8/Solaris 8

I want to use ls and vim with color on Sunos 5.8 SunOS 5.8 Generic_117350-11 sun4u sparc SUNW,Sun-Blade-2500 I have installed ls (GNU coreutils) 6.9 and vim 7.2 In ~/.cshrc: setenv TERM sun-color ...
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3answers
2k views

Really strange FAT32 file listing problem

I'm mounting a FAT32 drive on my NAS (which has a USB port), and hitting a strange issue when I use the ls command on the drive root: ls: cannot access ???²é?u.g: Input/output error ls: cannot ...
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2answers
2k views

How to ls without recursive

I am trying to ls some files with a pattern in a directory. I only want to scan the first level not recursive. My script: for i in $(ls $INCOMINGDIR/*$BUSSINESSDATE*) do echo $i; done Above ...
3
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4answers
23k views

Unix Command to return all files that end with single digit and TXT extension

Which command returns all files that end with a single digit and have the TXT extension ?
3
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5answers
316 views

Search files for a string and if found check if a file with paired name exists in the same directory

I have many different files with the same ending .ft1 that may or may not contain one specific word special. For the files that contain this word, I want to check whether another file with a different ...
3
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1answer
2k views

How can I make ls show information about the directory specified only, not info about its sub-files or folder contents?

Say I have folder "foo" residing, the home directory. I want to get some info of it, owner, group, permissions, etc... I then do this to try to get the information: cd ~ ls -l foo Of course it now ...
3
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3answers
343 views

List the first 4 lines of all the files in a given directory

What command could I create that will list the first 4 lines of all the files in a given directory?
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6answers
3k views

sort ls output by users

On Linux, is there a way to sort ls output by users? What I try to achieve is something like this: user_a   file1 user_a   file2 user_b   another_file user_c   this_file user_c ...
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5answers
2k views

How can I concatenate a single column of output into a list?

I'm using: ls /proc | grep -v "^[0-9].*" to get a list of all the files and directories in /proc that don't begin with numbers. The output is a single column list, i.e.: acpi asound buddyinfo bus ...
3
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1answer
654 views

Putting Files in Ascending order (not on time stamp basis) in Unix [closed]

How do I list files in Ascending manner, not on time stamp basis. EX:- Original listing A_2001 A_2002 A_2003 A_2004 B_2001 B_2002 B_2003 B_2004 Desired output:- A_2001 B_2001 A_2002 B_2002 ...
3
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5answers
434 views

Look if a folder has some files with certain extensions

Suppose I have a file structure: $ cd /home/Desktop $ ls -d */ Abc/ Qwe/ Zxc/ Rty/ $ Now I want to iterate through every directory and see if they have any ".pdf" files. Could some one please ...
3
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2answers
125 views

dircolors: rules for _ext (rather than .ext)

In UNIX, many file extensions do not contain the dot in front, as in bashrc rather than bash.rc or ssh_config rather than ssh.config I would like to add dircolor rules for _config as well. However, ...
3
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2answers
21k views

How to sort results from ls command by modification date (directories first)?

I can fire ls -lrt to get files and folders sorted by modification date, but this does not separate directories from files. I want ls to show me first directories by modification date and then ...
3
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2answers
633 views

Total in `ls -l`

When I run ls -l, the following is displayed: >: ls -l total 320 -rw-r--r-- 1 foo staff 633 5 Apr 13:23 A.class -rw-r--r-- 1 foo staff 296 5 Apr 13:24 A.java ... What does the ...
3
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1answer
486 views

The -F option for ls

For command ls -F, --classify append indicator (one of */=>@|) to entries Wikipedia says * represents executable and / dir. Regular files are not followed by any of the above ...
3
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2answers
335 views

Valgrind /usr/lib files are not regular Linux files

The problem that I encountered today (on an embedded device with Linux) is that some files (specifically, the Valgrind /usr/lib files) are behaving very strange and they are not copy-able with scp ...
3
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3answers
11k views

How to display “human-readable” file sizes in find results?

I'm trying to find all large files on my Centos server. To do that I'm using: find / -maxdepth 10 -size +100000 -ls I tried changing -ls to -lsh but it is not allowed. How can I display these ...
3
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2answers
187 views

How do I create a structured list of all the files and directories under a particular directory (recursively)?

I need to have an "image" of a file system without actual contents of the files - just all the names and the structure, so that I can read the file and know what files were stored there and how were ...
3
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2answers
172 views

Executables show with character * next to their name in output of ls

I noticed that when I list my executables with ls on my Z shell they show up with a character * next to their name (e.g. see the file in red .test_color_scheme)     What is causing ...
3
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2answers
39 views

Strange discrepancy of file sizes from ls

I've been using ls -sh to check file sizes ever since 1997 or so, but today something strange happened: ninja@vm:foo$ ls -sh total 98M 1,0M app 64M app_fake_signed.sbp 800K loader 804K ...
3
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4answers
376 views

get file size and line count at the same time

I'm looking for a way to list all files in a directory, with both their size, and a line count. Right now I'm using stat -c \"%s %n\" /directory/* to get file names and sizes, and I know I can use ...
3
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5answers
676 views

List files with line count and date

I want to be able to list files showing the number of lines the each file has and the date. I can happily get the line count using wc -l *. Not a problem. I can get the date using ls -l. Is there a ...
3
votes
1answer
76 views

Customize bash to always include a certain parameter

When using the "ls" command, bash prints in the following format: file1 file2 file3 file4 file5 file6 file7 file8 But when given the parameter "-1", it prints: file1 file2 file3 etc... Is there ...
3
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3answers
711 views

Why do ls and hexdump disagree about my file size?

I have a file I created (in vim), for testing purposes (testing UTF-8 output in an SSH client). Odd things, however, are happening to this file. I wondered what bytes were in the file, so I used ...
3
votes
4answers
1k views

List only file size and name and symlinks

When I use ls -lah I get lots of information for each file. How can I get only the name and filesize? Additionally I would like to keep the listing of symlinks with the arrow like lrwxrwxrwx 1 ...