Globbing means matching files by name patterns containing wildcards.

learn more… | top users | synonyms (2)

0
votes
0answers
19 views

getting wrong order of files with ImageMagick and *.png [duplicate]

I am using ImageMagick to concatenate files which I have named 1.png to 50.png. However the files are arranged in the wrong order going 1.png, 11.png, 12.png ... instead of 1.png,2.png ... It must ...
1
vote
2answers
116 views

find: meaning of the \? sign as a value of the name parameter

What is the meaning of the ? sign in the following command? find /foo/path -name \?
0
votes
2answers
22 views

Listing numbered files using wildcard sequence with predefined range

I have a folder of numbered data files. I am trying to incrementally extract a predefined range of files. The range of files that I am looking for is predefined in two variables, ns and ne, which ...
1
vote
1answer
63 views

Why grep on remote system says file or directory not available

I'm trying to run a grep command on remote system to give me the result for May 22. But reply comes /bin/grep: /var/log/Clients_Logs/127.0.0.1/*: No such file or directory But when I specifically ...
1
vote
1answer
79 views

pattern matching without echo

Why are the outputs different? touch a aa bb ccc echo * a aa bb ccc // I understood, * means matches zero or more * aa bb ccc // I'm confused. echo ? a //OK ? a aa bb ccc // confused ...
45
votes
5answers
2k views

Why is the wild card character * so different between commands zip and rm?

I put together a script to do some file operations for me. I am using the wild card operator * to apply functions to all files of a type, but there is one thing I don't get. I can unzip all files in a ...
2
votes
3answers
55 views

Use a wildcard in directory path

I'm trying to write a bash script where part of a directory is a long, unknown string. I know the first part of the directory name. How do I combine the known string and the wildcard in the path? As ...
4
votes
3answers
292 views

Remove files by regular expression

I want to keep files whose names match [0-9A-Z]{1,2}_\d{4}_\w+?\.dat, for example, A1_2001_pm23aD.dat, K_1998_12.dat, and remove the rest. However, the ls and rm commands do not support such regexes. ...
0
votes
1answer
35 views

globbing and wildcards

Are wildcards ever supposed to be expanded for a program that is not the first in the pipeline? Every example uses wildcard for the first program in the pipelilne. For example, the following does ...
2
votes
3answers
35 views

echo all *.tex filenames in a specific directory

I have a directory structure like this: ├── lebenslauf │   ├── lebenslauf.out │   └── lebenslauf.tex ├── thirdPage │   ├── auto │   │   ├── test.el │   │   └── thirdPage.el │   ├── missfont.log │   ...
1
vote
2answers
31 views

gunzip multiple files

I have a directory where there are multiple folders, each of folder contains a .gz file. How can I unzip all of them at once? My data looks like this List of folders A B C D In every of them ...
1
vote
2answers
53 views

expand wildcards “inside a command” instead of in the shell

(This is a simplest working example of something in a much messier context.) I have a directory d with files 1.txt 2.txt 3.txt 4.wav. My current directory is somewhere else. ls d reports 1.txt 2.txt ...
1
vote
1answer
25 views

Bash capturing asterisk inside a file [duplicate]

I have a text file which contains an asterisk as the first character in every line, when I try to process the file in a script like this: while read line; do out=$(echo $line | awk '{ print $3 }') ...
2
votes
1answer
64 views

How to delete files with ~?

I have removed all my python code from the home directory, but when I do ls I get: a11.py~ class1.pdf foobar.txt~ n1 pic.py~ When I do ls like this: ls *.py I get: ls: cannot access *.py: No ...
7
votes
1answer
1k views

Why does `grep fil*` fail?

I found echo file|grep fil* fails, but echo abcd|grep abc* succeeds. I don't understand it, can someone explain? Thanks
2
votes
1answer
33 views

alias ? not working in zsh

I was lead to believe that there were no differences between aliases in zsh and bash, however that appears to not be the case. I had an alias that would help me familiarize myself with the command ...
3
votes
2answers
75 views

Why does ls .* show different files than ls ./.*?

Blank file .ignoramus in current directory exists. bojan@localhost:~$ echo $GLOBIGNORE .ignoramus bojan@localhost:~$ ls .* | grep ignor bojan@localhost:~$ ls ./.* | grep ignor ./.ignoramus tools ...
3
votes
1answer
125 views

Is it dangerous to always have extglob on?

If I turn extglob on to do things like shopt -s extglob rm !(*.html|*.txt) # remove everything except html and txt files Is it unwise to keep extglob on after this? Are there any caveats of having ...
5
votes
1answer
58 views

Bash script single-quotes parameter with globbing value

I'm trying to write a code search script, with configurable directories and files that are excluded. The main part of this script is the following line: out=$(grep -TInr$C$W --color=always \ ...
1
vote
6answers
60 views

Is there any reason to double-check the `find -type -f` results with `-f` bash operator?

In this blog I found a bash script ("Snippets" section) which contains following structure to source individual files from .bash_profile: if [ -d ~/.bash_profile.d ]; then for file in $( find ...
3
votes
2answers
47 views

Iterating over glob patterns, not the files in them

I would like to perform the same aggregation operations on each of several bunches of files where each bunch is matched by one glob pattern. What I would not like to do is pipe each file name into the ...
0
votes
1answer
35 views

linux - setting order in which files are read or output with utilities (sorting)

I'm having issues with programs reading files in the wrong order, and also outputting in an undesirable order with utilities such as ls. I've tried some of the LC_COLLATE options, but none of them ...
0
votes
3answers
57 views

why “ls *bash*” doesn't show the .bashrc file [duplicate]

I cd to my home directory and typed ls *bash* expecting it will show a list of files contains "bash". However it is not. While, typing ls .bash* works. According to the documentation, * ...
4
votes
1answer
57 views

What is the sort order when using conditional operators?

I wrote a bash script that processes a list of filenames (using glob expansion, as in for f in *) and then outputs a subset of this list to a file. Subsequently I read the content of this file into an ...
0
votes
1answer
13 views

How can I mix variables and wildcards in fish?

I have a value stored in a variable that I want to use as part of a wildcard, like this: set extension (somecommand) cp *$extension ~/filezone But the * prevents the variable from being ...
8
votes
2answers
1k views

Why did mv delete a file with mv id_rsa *.old? [duplicate]

I wanted to backup my ~/.ssh/id_rsa to id_rsa.old, and it looks like it got deleted! How is this possible? :) root@localhost:~/.ssh# ls -l total 16 -rw------- 1 root root 3326 Mar 12 11:22 id_rsa ...
-1
votes
1answer
38 views

wildcard usage for a directory displaying filenames in linux?

so one of the questions i have been working on is to display the contents of a directory files by using its wildcards do display specific contents, in this case aim using ls and the portion that I got ...
4
votes
1answer
44 views

Deduplicating Bash Brace Expansions

Brace expansions can produce multiple instances of file names if there is an overlap in the matches. A simple example: mkdir testdir; cd testdir touch abcd for f in *{b,c}*; do something_to "$f"; ...
0
votes
0answers
20 views

What does echo *? [duplicate]

Recently I was writing a bash-script and added a line: $ echo * and got an output of file names and directory names. What is the context of this list (just out of curiosity)?
0
votes
1answer
28 views

Why doesn't `tar --exclude` take multiple options?

Looking at the man-page for tar it's stated that --exclude=PATTERN will " exclude files, given as a PATTERN ". I'm not sure if PATTERN is explained in more detail somewhere else, but why does the ...
4
votes
2answers
88 views

confusing about double quoting

I learned when I use command, double quoting treat all things as character except $, `, \ . But, when use command like find -type f -name "*.jpg" *.jpg is inside double quotes. Then, it means we want ...
1
vote
1answer
48 views

Globbing error due to whitespace

My directory variable POSTMAP="/work/Documents/Projects/untitled\ folder/untitled\ folder/*/*_tsta.bam" My for statement: for file0 in ${POSTMAP}; do ... It seems that the whitespace in ...
3
votes
4answers
227 views

How to escape shell metacharacters automatically with `find` command?

I've got a bunch of XML files under a directory tree which I would like to move to corresponding folders with the same name within that same directory tree. Here is sample structure (in shell): ...
6
votes
4answers
411 views

How can I use '*' to capture everything with exceptions

For example, I have files named A_1.txt A_t_1.txt A_ts_1.txt A_tsa_1.txt in a directory ~/admin/packages/. I am building a for loop to by globbing to A_1.txt for f in ~/admin/packages/*_1.txt ...
0
votes
1answer
47 views

Listing files with a certain extension

I'm suppose to write a command that would list all files that end in .tx with an optional t at the end. So far all I got is listing the files that end in .tx which is: ls *.tx Now my problem is ...
0
votes
2answers
90 views

For loop cannot distinguish * syntax

set -x for f in ~/1/2/*/*_1.txt; do subdir="${f%/*}" pushd "$subdir" &>/dev/null file="${f##*/}" expTool INPUT1= "${f##*/}" INPUT2= "${f%_1.txt}_2.txt OUTPUT1= "${f%_1.txt}_3.txt" OUTPUT2= ...
5
votes
2answers
93 views

How to store a path built with wildcards and containing with spaces into a variable

Here's the situation (I'm on a Mac, OS X El Capitan): # This works: $ cd /Applications/Adobe\ Illustrator*/Cool\ Extras.localized/en_US/Templates/; # These do not work: $ ...
2
votes
2answers
24 views

exclude target redirection file from being processed in for loop

This will cause LIST to grow very large (even a couple of GB in a short time etc): $ for i in *; do echo $i; cut -d ' ' -f1 $i ; done > LIST For example, after 10 seconds: $ wc -l LIST ...
1
vote
1answer
38 views

zsh glob pattern to match all files except one, does not work, despite EXTENDED_GLOB being set [duplicate]

I have a directory containing several files: $ ls tdir xx yy zz I'm looking for a zsh glob pattern, which expands to all (non-dot)-files except xx. This is what I tried: $ set -o EXTENDED_GLOB $ ...
2
votes
2answers
92 views

How to copy image files whose names don't end with their resolution size?

I have a folder with images in it and it is organized by year and month folders (ie. /2015/08/image.jpg). Whenever an image is added, it is also copied and resized like so: image-1024x768.jpg ...
3
votes
1answer
28 views

Rsync unable to remove remote file not exist in local

Consider my local folder /tmp/foo/ /tmp/foo/1.txt /tmp/foo/2.txt /tmp/foo/3.txt and my remote folder /tmp/foo/ /tmp/foo/1.txt /tmp/foo/2.txt /tmp/foo/4.txt and in my local side, I run the ...
1
vote
1answer
47 views

How to prevent bash from transforming arguments?

I am trying to use an argument of the script to find other files. The problem is that when i give the script the argument x.* in the command line, it is transformed into x.sh. Any ideas how i can get ...
0
votes
2answers
35 views

How to exclude the files with all the 4-digit numbers without the first five numbers by wild card in tree command

I want to exclude list the following number 0005 0006 ... 9998 9999 I try the following code, but failed And I use tree -I '*.[0-9][0-9][0-9][5-9]' But It creates line with 0014 0024... I ...
0
votes
2answers
48 views

Why doesn't this find command work? Regex & Find variants for .mp3 .wav and .m4a files

2015.10.25 Move on and Be Blessed.wav dummy.m4a 2015.11.17 BS Full.wav.mp3 2015.11.17 BS MOL.wav.mp3 find . -name '*.mp3' -o -name '*.wav' -o -name ...
2
votes
4answers
59 views

Does directory match array variable

I'd like to check to see if a directory contains an array of file extensions. I'm on Ubuntu using Bash. Something like : files=$(ls $1/*) extensions=$( txt pdf doc docx) if [[ -e $files[@] ...
0
votes
2answers
117 views

tar “--exclude-from” double star wildcard

I wrote a backup script on my Debian 8 system which uses tar command with "--exclude-from" to exclude some files/dir. This works great, but today I would like to exclude some files sharing the same ...
0
votes
1answer
38 views

What's the equivalent wildcard operator in Zsh to Bash's *

I have just started using Zsh and I have noticed that the asterisk (*) wildcard operator does not seem to work in it. For example, running cd ~/Doc* does not change me into the ~/Documents directory ...
1
vote
1answer
55 views

find command match issue [duplicate]

I'm having some trouble while searching files with find command and the way it handles the search. Let's say I'm currently in the directory /tmp and the directory contains the files: ...
1
vote
1answer
38 views

globbing and $# [closed]

Suppose my shell script gets 3 arguments: ./myscript dir1 material dir2 I need $# to report the count of items globbed with dir1/* and not the count of my script's original 3 arguments. Do you ...
3
votes
1answer
368 views

Odd alias “find . -name '*\!{*}*' -ls” in Unix Power Tools

From Unix Power Tools 3rd Edition page 175: Article 9.27 shows a way to match directories in the middle of a path. Here's a simpler "find file" alias that can come in very handy: alias ff ...