Zsh is a shell with many advanced command-line and scripting features.

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-3
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1answer
90 views

Works in Bash but not ZSH? … alias ls='ls -lh' [closed]

alias ls='ls -lh' Previously used this in bash to achieve default ls arguments Trying to move to ZSH but have discovered this trick does not work. Is there a preferred way to do this in ZSH? ...
0
votes
0answers
15 views

Why is zsh seemingly ignoring no_list_beep?

I have zsh (5.1.1) on OS X (10.10.4), and am using oh-my-zsh with various plugins. When I type e.g. ls z in a directory with multiple items starting with z, zsh beeps and then displays an ...
3
votes
0answers
79 views

Suspend a process silently with ctrl-z

With my current workflow, I frequently use CTRL-z to suspend Vim so I can enter a quick few commands before resuming editing my code with fg (actually, it's CTRL-z again, thanks to the handy ZSH tip ...
12
votes
2answers
753 views

Is there a reason why the first element of a Zsh array is indexed by 1 instead of 0?

From my experience with modern programming and scripting languages, I believe most programmers are generally accustomed to referring to the first element of an array by 0 as index. Are there any ...
1
vote
2answers
45 views

How to configure .zshrc for specfic os

I want to use emacs from Applications folder when I'm using Mac, but I'm using same .zshrc in Ubuntu. alias emacs='/Applications/Emacs.app/Contents/MacOS/bin/emacsclient' So I want to create this ...
2
votes
1answer
40 views

Cancel an option used in aliased command?

Suppose for example, the following implementation of ll: alias ls="ls -F -G" # colourise and display dir,exec,etc. icons alias ll="ls -l -h -o" # long-list, use KB,MB,etc. sizes, no ...
1
vote
1answer
42 views

Why are some ZLE sequences being remapped to “self-insert”?

I've been tinkering with my dotfiles lately, and at some point I lost use of the default ^A and ^K keymappings, which I use frequently. bindkey -L | grep '\^[AK] # bindkey -R "^A"-"^C" self-insert # ...
0
votes
1answer
47 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 ...
3
votes
1answer
133 views

Shell function to check if there is a suspended process that's a child of this shell?

I'd like to add an indicator to my PS1, showing whether there is a process suspended with ctrl+z. In order to do so, I'll need a function that is able to check for this situation. I'm not even sure ...
0
votes
0answers
51 views

Set a ZSH shell variable using mintty?

I have configuration files that I use to make my PS1 fancy. The design depends on the presence of a particular font. If the font isn't present, the PS1 looks ugly. I share access to a webmaster ssh ...
1
vote
1answer
50 views

zsh-newuser-install not working

I recently started using zsh as my default shell on my Fedora system. Today I installed a fresh CentOS 6.7 system and changed the shell after installing zsh on it for userx using: [tu3@TestC001 ~]$ ...
2
votes
1answer
107 views

How to configure Ctrl+w as delete word in zsh

I want to delete a word by Ctrl+W in zsh like. vim /foo/bar^W vim /foo/ And found a solution for bash, but bind is not in zsh function. Is it possible to configure ctrl-w (delete word)? How can I ...
4
votes
1answer
209 views

Zsh prompt filling whole width with user input in next line

I'd like to have the left and right prompt in one line and a background color spanning the full line. The user input should be in the next line. hostname | ~/path/to/cwd ...
1
vote
1answer
43 views

What's the intended use case for COMPLETE_ALIASES in zsh?

For some months now, I have had setopt completealiases in my .zshrc. I haven't the faintest idea why I added it - most other things have comments or can be understood from neighbouring settings. ...
2
votes
1answer
32 views

Get full path of current zsh startup file (e.g. zshrc or zshenv)

Is there a way to get the full path of the current zsh startup file being processed (e.g. zshrc or zshenv)? In other words, imagine I have a zshrc file that can either be located at /usr/local/etc/...
0
votes
1answer
71 views

Zsh theme not being applied [closed]

I want to use zsh and the hassle starts already with setting the theme. I have .oh-my-zsh on my ~ I have a .zshrc file with the following line: ZSH_THEME="3den" I changed my standard-shell to zsh ...
1
vote
1answer
93 views

How to declare some aliases dynamically in zsh?

I would like to declare a few shortcut commands to switch between my various coding projects, so I have come up with the following script. projects=$(ls -d ~/Workspace/*/) prefix="/Users/myuser/...
6
votes
2answers
272 views

What is causing `diff` to run `git diff`?

I'd like to use diff as described here and in the documentation I see when I type man diff. However, when I type diff, what I get is this: ~ ❯❯❯ diff usage: git diff --no-index <path> <path&...
1
vote
1answer
34 views

strange setopt behavior

For certain options, setopt doesn't have an effect. ➜ ~ setopt | grep history extendedhistory ➜ ~ setopt appendhistory ➜ ~ setopt | grep history # appendhistory apparently didn't get set ...
3
votes
1answer
136 views

How to create an alias for two Git commands that use a parameter? [duplicate]

I regularly have to delete a local and remote Git branch. Therefore, I run the following commands: $ git branch -d feature-branch $ git push --delete origin feature-branch Since I mostly execute ...
4
votes
1answer
183 views

How to create string with invalid unicode characters, in Zsh?

For some testing purposes I need a string with invalid unicode characters. How to create such string in Zsh?
2
votes
3answers
189 views

Repeating command with different filenames

Here's a layup for someone... I'm having to run a command repeatedly: $ wp input csv MyCSV01.csv directory_name $ wp input csv MyCSV02.csv directory_name $ wp input csv MyCSV03.csv directory_name ...
3
votes
2answers
117 views

How to know why and where the $PATH env variable is set?

I'm using zsh 5.0.8 version in iterm2 on OSX. I start my computer and printenv shows me the $PATH variable: /usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/git/bin from my understanding, ...
0
votes
1answer
54 views

How to create multiple dot files using brace expansion?

I want to create a bunch of dot files using brace expansion, but it doesn't work: touch .{a..h} the result is a file .{a..h} is created instead of .a .b .c ...
2
votes
3answers
440 views

Why rm exclude using ! doesn't work in zsh?

I have 10 files in current directory: 10test 1test 2test 3test 4test 5test 6test 7test 8test 9test I want to remove all file except 2test and 3test, but I run command rm !(2test|3test) doesn't work....
3
votes
1answer
111 views

move files based on pattern with zsh/zmv

How could I move files to subdirectories based on the common part of their names? For example, with files named as comment_LastName.pdf and comment_LastName.md and sub-directories named as ...
10
votes
7answers
393 views

Check variable is an array in Bourne like shell?

In Bourne like shell which support array variable, we can use some parsing to check if variable is an array. All commands below were run after running a=(1 2 3). zsh: $ declare -p a typeset -a a a=(...
0
votes
0answers
32 views

Fill the name of last-run program in Bash

Suppose I execute some command: ls -l ~/some_dir. I would like to create an alias, such that I could execute man with the name of the last-run program as a parameter, i.e., man ls in this case. ...
1
vote
1answer
190 views

How to change theme with zsh

I am using this configuration on my mac(unix) to customize my shell. I am using zsh instead of bash and there are too many things along with zsh. This .dotfile configuration contains vim, zsh, git, ...
2
votes
2answers
329 views

Shell valid function name characters

Using extended Unicode characters is (no-doubt) useful for many users. Simpler shells (ash (busybox), dash) and ksh do fail with: tést(){ echo 34; } tést But bash, mksh, lksh, and zsh seem to ...
1
vote
2answers
53 views

how to grep for packages on basis of uncompressed file-size?

In Debian when you look at a package, you get lot of info. Including the uncompressed file size of the package. Is there a way to grep through the file-listing so that packages appear either from ...
3
votes
1answer
149 views

What is the best way to pipe the output of a command through a pager if (and only if) it is too long?

I'd like to be able to be able to wrap a command so that if its output doesn't fit in a terminal it will be automatically piped through a pager. Right now I'm using the following shell function (in ...
9
votes
4answers
187 views

Right-to-left shell brace expansion

In zsh (and other shells), if I include an argument like (for example): {a,b,c}{d,e,f} brace expansion turns it into: ad ae af bd be bf cd ce cf For my purposes, the argument order is important, ...
5
votes
3answers
117 views

Is “Arithmetic Expansion” the expected action on vars inside `[[` tests?

This script: a=2 [[ "$a" -eq 2 ]] && echo yes1 [[ $a -eq 2 ]] && echo yes2 [[ a -eq 2 ]] && echo yes3 [[ "a" -eq 2 ]] && echo yes4 Does not work in dash (and ...
1
vote
0answers
48 views

Setting tmux session title in zsh [closed]

There was a similar question about screen regarding this here, but I was unable to get this working with tmux. From what I understood printing a string with prepended with \033k and appended with \033\...
5
votes
1answer
129 views

In zsh, what's the difference between &! and &|?

In my adventures with disown, I also discovered that in zsh, program &! starts and immediately backgrounds and disowns the program, so you can close the shell without the program getting a SIGHUP. ...
3
votes
2answers
89 views

Shebang line for “run with $SHELL”

I'm looking for what to put on my_zsh_script.sh's "shebang line" that would have the same effect, portably, as $SHELL my_zsh_script.sh IOW, I looking for the valid equivalent of #!$SHELL or #!/...
7
votes
1answer
167 views

Replace current process by its coprocess/child

I have a program P that expects to receive "Hello" and output "Why?" before providing a feature. This feature is used by other programs that are not aware that it is common courtesy to start a ...
2
votes
0answers
22 views

On using $hash_array[$(global_alias)]

Identical code works on one system, fails on another: % zsh --version zsh 5.0.7 (x86_64-pc-linux-gnu) % typeset -A frobozz % alias -g foo='echo xyz' % frobozz[$(foo)]=9 % echo ${(kv)frobozz} xyz 9 ...
2
votes
2answers
45 views

Forcing the expansion of a global alias in part of a word

I have a couple of scripts /tmp/foo/bar.sh and /tmp/foo/baz.sh, the look like this: # /tmp/foo/bar.sh alias -g __FILE__='${(%):-%x}' alias -g __DIR__='${${(%):-%x}%/*}' printf "sourcing %s\n" ...
1
vote
0answers
34 views

`ls\` logs out of terminal session?

Like many, I have an alias ll=ls -l[.]+ set. A moment ago, I typed ll and then accidentally hit \ on the way to return. I hit return again to finish the command (on the continued line prompt), ...
2
votes
0answers
57 views

How to avoid namespace collisions/pollution in a script meant to be sourced?

I want to implement a script foo.sh that culminates in the an execution of a command bar (with some arguments). The command bar modifies the current shell environment, which means that foo.sh must be ...
2
votes
1answer
59 views

How to reuse file pattern in .gitignore in bash/zsh?

Here is the content of the .gitignore cron.yaml build target webview *.pyc *.sublime-workspace .idea *.rej .coverage app/tools/temp_*.py app/tools/*/temp_*.py I am currently iteraring files in a ...
4
votes
4answers
220 views

Prefer file types in command line

Often I have to annotate multiple pdf documents using xournal. If I start with a directory of "fresh" pdf files, I just open them all with xournal: for f in *pdf; do xournal $f&; done When I ...
13
votes
2answers
621 views

How can I make commands appear bold in zsh?

I have set up my bash shell so that any commands I type appear in bold and the commands' output is shown in normal weight: I did this by adding \e[01m at the end of my PS1 variable to turn on bold, ...
2
votes
2answers
92 views

For input redirection, are there functional differences between bash/zsh <<<“$(<file)” and the traditional <file?

I'm asking only about the usage which would have the similar effect as traditional input redirection from a file. <<<"$(<file)" as far as I can tell is equivalent to <file It ...
3
votes
1answer
425 views

Dynamic zsh autocomplete for custom commands

I'm trying to write completion functions for some custom functions I wrote, but seem to be really struggling with even the most basic ones. An example function is: function eb_instances() { if [...
2
votes
2answers
182 views

Arrays in Zsh. Check if any of the following variables is not defined

Say we have a set of variables that we want to test if they are defined, and set a condition if any of them are not. I am thinking of proceeding with something like the following: #!/usr/bin/env zsh ...
2
votes
0answers
257 views

How can I make my Zsh theme (“fade”) look good in urxvt?

I am using Arch Linux and as a newbie I don't have any preference for a terminal emulator yet. Since rxvt-unicode seems to be the most popular one, I thought I'd try that first. I'm configuring it ...
3
votes
1answer
50 views

zsh-completion: Completing two parts of an argument, separated by a colon

I'd like to set up zsh completion for a command which has a single argument of the form scheme:parameter. Suppose I have commands which can return all possible schemes, and all possible parameters. ...