Globbing means matching files by name patterns containing wildcards.

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91 views

What is the meaning of the string **/* when used with grep?

I came across this picture (below), obviously it is a pun or some kind of allusion incorporating command-line expressions. Frankly speaking I do not understand anything of it except for grep -n. ...
6
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5answers
267 views

execute a command in $PATH matching a wildcard

I'd like to find and execute a command in the current $PATH matching this wildcard libreoffice?.? (eg. libreoffice4.0, libreoffice4.3, etc.) EDIT: if multiple matches are found, you can pick one ...
3
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3answers
702 views

How to match * with hidden files inside a directory

How to match the hidden files inside the given directories for example If I give the below command it's not giving the result of the hidden files, du -b maybehere*/* how to achieve this ...
3
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1answer
103 views

How do you get the first file in each subdirectory matching a list of file extensions?

How do you get the first file in each subdirectory matching a list of file extensions? My goal is to run a program on just any one of the files in a series of subdirectories. For example, below ...
3
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1answer
100 views

Filename expansion from date ranges

Consider dates in the ISO 8601 format i.e. ‘YYYY-MM-DD’, e.g. 2015-01-28, and say we have a folder with files of the form: AAAA_<date>_BBBB I am looking for a glob pattern in zsh (or Bash) ...
3
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1answer
234 views

Triple dot wildcards

I have a very large directory structure of source code that is very difficult to work with. I would like to run a tool to transform it to a Maven like structure that works better for me. When I have ...
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2answers
67 views

List the files of another format while finding a certain name pattern

I had wanted to edit the txt files of videoA and videoB only if the movs files names contains the namespace -test For eg. videoDir |-videoA |- videoA_v001_test.mov |- ...
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4answers
962 views

How do I list files ending in txt only on Unix?

I have a directory with nine files in it. 1 ending in .bat 2 ending in .bak 4 ending in .txt 2 ending in .xtxt My question is, how do i list only the files ending in txt, but without the period. ...
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5answers
1k views

How to get the last N files in a directory?

I have many files that are ordered by file name in a directory. I wish to copy the final N (say, N=4) files to my home directory. How should I do it? cp ./<the final 4 files> ~/
2
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1answer
37 views

Getting globbing to work with `locate`?

I'm on Ubuntu 11.04, where I have: $ locate --version mlocate 0.23.1 [...] The man locate page says: If --regex is not specified, PATTERNs can contain globbing characters. If any PATTERN ...
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3answers
2k views

In a Bash if condition, how to check whether any files matching a simple wildcard expression exist?

Stupidly, I had been using a condition like this as part of a script: if [ $(ls FOO* 2> /dev/null) ] # if files named "FOO*" were downloaded then echo "Files found" # ... process and ...
3
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2answers
132 views

Can I use variables inside {} expansion without `eval`?

Can I use variables inside {} expansion without appealing to eval? If so, how? This doesn't work: $ touch 1.foo 1.bar $ ls 1.{foo,bar} 1.bar 1.foo $ extensions=foo,bar $ ls 1.{$extensions} ls: ...
2
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2answers
49 views

“dpkg -l” receives shell wildcard character?

In a bash shell where I have globbing enabled if I execute ls -l *ou*, then shell should pass out.dot and out.png as arguments to ls, i.e. ls never sees the * character. However, looks like in case of ...
28
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1answer
2k views

Why does my regular expression work in X but not in Y?

I wrote a regular expression which works well in a certain program (grep, sed, awk, perl, python, ruby, ksh, bash, zsh, find, emacs, vi, vim, gedit, …). But when I use it in a different program (or on ...
4
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2answers
848 views

Why does ls display a non-existing file?

I want to list all the files whose name begins with uppercase: [root@localhost /]# ls /usr/bin/[[:upper:]]* /usr/bin/AtoB /usr/bin/GenIssuerAltNameExt /usr/bin/PKCS12Export ...
1
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0answers
32 views

optimisation of bash globs

Looking for a guide to optimising regexp matches in bash. I have a script that loops over a very long list of URLs looking for patterns. Currently it looks a little like the fragment below. Is there ...
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4answers
6k views

How to rotate all images in a directory with imagemagic?

I want to rotate all the images in a directory that match a pattern. So far I have: for file in `ls /tmp/p/DSC*.JPG`; do convert $file -rotate 90 file+'_rotated'.JPG done but that gives no ...
2
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2answers
59 views

Bash globs as non-file arguments. Example: apt-get remove pkg-*

I know * and other glob patterns are transformed into words by pathname expansion, based on the current working directory. Hovever, some commands seem to use them for non file arguments. For example, ...
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2answers
45 views

Meaning of “[--0]” in a glob pattern

I am a Linux/Unix newbie. I was reading about "Glob" and "Globbing Pathnames", and I found this strange (to me) part in man pages: "[--0]" matches the three characters '-', '.', '0', since '/' ...
5
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2answers
6k views

Bash globbing and argument passing

I have the following simplified bash script #!/bin/bash files=("$@") if [ "X$files" = "X" ]; then files=$HOME/print/*.pdf; fi for file in "${files[@]}"; do ls "$file"; done If I pass ...
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1answer
106 views

processing multiple extensions

I have done a script to convert recursive .jpg files to another size: echo $re mkdir "$re"_tmp for a in *.jpg ; do convert "$a" -resize $re "$re""_tmp/${a%.*} ["$re"].jpg" ; done I'd like integrate ...
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3answers
154 views

Number of files in a directory starting with specific text

How to get count of files in a directory starting with specific text like dataxxx.csv
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2answers
120 views

Unzip source arguments

To copy a bunch of zip files from one location to another: $ cp *.zip destination/ To unzip a bunch of zip files to a directory: $ unzip \*.zip -d destination/ man unzip says: The backslash ...
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2answers
210 views

delete files having a certain pattern in their names

I want to delete all files that have two numbers and a dot in beginning of their names for example: 01. abc 02. xyz
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3answers
852 views

List files that do not begin with a specific prefix

I need to list only the files in a directory that do NOT begin with qc_dl, qc_dt or qd_df, but that also DO end in .sas. I can list the files that do not begin with "qc_dl" as such: ls -I "qc_dl*" ...
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2answers
87 views

order for listing files

If I have a list of files under a directory ullman-000.pbm ullman-001.pbm ... ullman-098.pbm ullman-099.pbm ullman-1000.pbm ullman-1001.pbm ullman-1002.pbm ullman-1003.pbm ullman-1004.pbm ...
3
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3answers
539 views

Find files that end with number

Im trying to make some backup script as the log files get bigger and bigger. What i have is coping the current file, (for example secure file in /var/log/) and remove the content from that file. But ...
2
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1answer
208 views

Find Command: File Path vs -name Argument

I'm currently building a script to handle some files in a directory. In the first example, I use the find command and pass a directory in as the argument. In the second I instead use the -name switch ...
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1answer
132 views

Shell glob expansion after loop variable substitution

How can the following be changed example so that it does glob expansion after loop variable substitution? for i in a b c do echo $i/*.txt done UPDATE: This normally does work, however set -f ...
0
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1answer
192 views

defining rename command scope; replace word; replace entire file name; wildcards

Im looking to use the rename command to edit file names. More specifically, Im trying to isolate specific pieces to change, or in some cases, the whole name. For example: Lets say I have three ...
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4answers
2k views

How to silently get an empty string from a glob pattern with no matches

Say I have a folder with three files: foo1 foo2 bar 1. If I run list_of_files=$(print foo*) echo $list_of_files I get: foo1 foo2 2. If I run list_of_files=$(print bar*) echo $list_of_files ...
2
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2answers
466 views

Bash extended globbing

I'm unable to show JUST ONE file from the output of ls using bash extended globbing. From info bash If the `extglob' shell option is enabled using the `shopt' builtin, several extended pattern ...
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2answers
82 views

Tar a list of files which don't all exist

I'm running a command from a script like tar -c -f ar.tar a b c d where b, c, and d may not exist, and may be directories. The solutions that I've come up with are piping the output of ls -d to ...
3
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4answers
258 views

what is the difference between `find .` and /home/user/* as an input to for command

What is the difference between find . and /home/user/* as an input to for command.? For example: for var in $(find .) do echo "$var" done or for var in /home/user/* do echo "$var" done In the ...
5
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3answers
658 views

How to view last 5 lines from last created/modified file?

Every day I have to take backup and update the status to support teams at particular time for which I need to check last 5 lines of last created/modified *.aff file in a directory and update them. ...
4
votes
2answers
2k views

How to show only total file size of particular extension by `du` command

I have a hundreds of pdf files and html files in a directory. And I want to know total size of pdf files. By command du -ch /var/foo I can see total file size but I only need last line, the total ...
1
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2answers
83 views

can I use logical operators to remove all files that matches with one and/or other pattern in a single line?

I want to remove .txt or .csv files in a single line. What I have in my directory tachomi$ ls file1.csv file1.sql file1.txt file2.csv file2.sql file2.txt I only want .sql files so I want to ...
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4answers
542 views

keep the last file of every month and delete the rest

I have files like below. I want to keep SEP 30, OCT 30....files and delete the rest. Can you please help me with any script? -rw-r--r-- 1 nbswmcm advboprd 13463761 Sep 2 01:19 ...
5
votes
5answers
1k views

How can I programatically tell if a filename matches a shell glob pattern?

I would like to tell if a string $string would be matched by a glob pattern $pattern. $string may or may not be the name of an existing file. How can I do this? Assume the following formats for my ...
2
votes
1answer
85 views

How can I use `find` with `-pattern` and also restrict depth?

This is as far as I've gotten: find . -path \*/pages/*/index.css Which will find: ./lib/pages/home/index.css ./lib/pages/home/lib/header/index.css What I really want is to only find: ...
2
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3answers
66 views

Specifiy Unix TimeStamp Range in Parameter

I am launching a mrjob in bash and need to pass in as parameters a range of gz files which have unix time stamps in them as: filename_9127381923.gz. How to do this in the simplest possible way? I can ...
6
votes
1answer
1k views

Exclude one pattern from glob match

I have several files with the same base filename. I'd like to remove all but one foo.org #keep foo.tex #delete foo.fls #delete foo.bib #delete etc If I didn't need to keep one, I know I could use ...
5
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2answers
1k views

How to enable tab completion of wildcards in bash?

How can I enable tab completion in bash for a statement such as vim db/migrate/*crea? Essentially I am looking for tab completion to match the regular expression and present the options. How would ...
0
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2answers
2k 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 ...
1
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1answer
77 views

How to copy with wildcard in directory name?

I would like to copy the html directory inside a directory like cms_drupal_PROJ-1-2 to /var/www. The last digit in the working directory is dynamic so at any given time all I know is ...
4
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8answers
277 views

“which” with a little “grep”-like solution?

# which mkdir /bin/mkdir # which mkdi # How can I get the path of the e.g.: mkdir's binary without knowing the name of the binary file? (command). So that which mkdi would output the /bin/mkdir ...
26
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8answers
2k views

Dealing with file names with special first characters (ex. ♫)

I have recently come across a file whose name begins with the character '♫'. I wanted to copy this file, feed it into ffmpeg, and reference it in various other ways in the terminal. I usually ...
2
votes
4answers
1k views

Passing wildcard * to a (bash?) script [duplicate]

I want to to remove all color codes which look like '@n', '@R' etc, from a moderately large size collection of text files. So in a file called 'remove_cc', I wrote the following: sed -ie 's/@r//g' ...
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1answer
251 views

Wildcards in exclude-filelist for duplicity

I am trying to exclude a "bulk" folder in each home directory from the backup. For this purpose, I have a line - /data/home/*/bulk in my exclude-filelist file. However, this doesn't seem to be ...
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1answer
808 views

move files of a particular pattern to another directory

In the directory /home/in I have files like this: crust.MC12345.txt crust.etcMC12345.txt crust.MC23456.txt crust.etcMC23456.txt crust.etctcMC23456.txt I only need to move crust.etcMC12345.txt ...