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

learn more… | top users | synonyms (1)

7
votes
5answers
883 views

Making zsh default shell without root access

I am using my school's computers and would like to use zsh instead of bash. I'd like to make it default, but I cannot run a command such as $ chsh -s $(which zsh) because I don't have admin ...
4
votes
0answers
73 views

How to combine zsh autocomplete for wrapper function arguments and existing command

I work mostly in gvim and many terminals. Originally, I preferred to open all my files in a single vim instance. To that end I used an alias to open files from my terminals in the current 'vim ...
2
votes
1answer
260 views

Double rm verification in zsh

When I do a rm * in zsh, I get something like this: 2014-06-08 10:14:23 $ rm * zsh: sure you want to delete all the files in /home/assay/assay/log [yn]? y rm: remove regular file `development.log'? y ...
1
vote
1answer
208 views

Send copy of a script's output to a file

Say I have a Zsh script and that I would like to let it print output to STDOUT, but also copy (dump) its output to a file in disk. Moreover, the script starts with the following option set -o xtrace ...
12
votes
1answer
1k views

When is double-quoting necessary?

The old advice used to be to double-quote any expression involving a $VARIABLE, at least if one wanted it to be interpreted by the shell as one single item, otherwise, any spaces in the content of ...
1
vote
1answer
242 views

Ruby Version Prompt (Oh My ZSH) not working outside of TMUX

I am working on some Ruby development, and I installed RVM on my Mac. I regularly use TMUX. I have Oh My ZSH configured to show the Ruby version in my prompt. When I am in TMUX it shows my ruby ...
5
votes
2answers
917 views

is there a way to set coloring for cd tab complete?

I use ubuntu 11.04. Is there a way to set coloring for output after tab completion listing of a cd, ls, or etc. ? i.e. myshell@root$ cd ~/user/files/ I hit tab... myfile myfoo mybar <-- this ...
3
votes
0answers
301 views

git completion with zsh: filenames with spaces aren't being escaped properly

Git completion: I'm having difficulty with git's filename autocompletions on my system. I'm using zsh (5.0.5) with git (1.9.3) on OS X (10.9.3). Both zsh and git have been installed via homebrew. ...
2
votes
0answers
70 views

Corrupt files after extracting with Cygwin's GNU tar

I have a bunch of tarball backups which I just restored onto my new Windows 8.1 + Cygwin system using GNU tar: zsh$ for file in **/*.tgz; do tar xvzf $file; done To my surprise a lot of these ...
3
votes
2answers
324 views

Start zsh with a custom zshrc

I want to be able to start zsh with a custom rc file similar to the command: bash --rc-file /path/to/file If this is not possible, then is it possible to start zsh, run source /path/to/file, then ...
3
votes
1answer
265 views

Why does this command to copy files in a for loop work in bash but not in zsh?

I'm trying to copy a bunch of files with the same name, but in different subdirectories, to a single directory, changing the names to ones based on the paths to the original files. I use a for loop ...
1
vote
1answer
53 views

Using a zsh function in find?

I'm on OS X and have defined a function called finderpackage that tries to determine if a folder is in fact a "package" (also, somewhat erroneously, known as a "bundle") according to the Finder. My ...
2
votes
1answer
821 views

zsh completion installations (autojump) - How to use them?

I just installed autojump and have oh-my-zsh installed in my system. I have included the log of the installation at the bottom of this post. Note that at the end it says: zsh completion has been ...
18
votes
4answers
835 views

Path independent shebangs

I have a script that I want to be able to run in two machines. These two machines get copies of the script from the same git repository. The script needs to run with the right interpreter (e.g. zsh). ...
2
votes
1answer
67 views

Globbing fails in zsh, but works in bash

I have an alias in bash, that I'm trying to port over to zsh. I thought it may have been the alias itself, but now it seems it's just the globbing. grep -irl --exclude=\*.{log,class,fuegoclass,dat}* ...
2
votes
1answer
64 views

scp wildcard not working in zsh

I have switched over to zsh, and it is working fine. One strange thing, when I try to scp with a * wildcard, it does not work, and I have to drop into bash. The second command below works fine. Any ...
6
votes
3answers
7k views

Passing named arguments to shell scripts

Is there any easy way to pass (receive) named parameters to a shell script? For example, my_script -p_out '/some/path' -arg_1 '5' And inside my_script.sh receive them as: # I believe this ...
0
votes
0answers
44 views

zsh completion doesn't correct ? (question mark) in paths

So, I've been pretty happy with my zsh completion and correction configuration for a while now, with this being a major exception. Configured as I have it, the shell routinely catches and corrects ...
7
votes
2answers
969 views

alias vs export for simple commands

For simple commands like less, is it better to make an alias or to export the options? Is there any benefit of one over the other? For example, if I want less to always use the -R option to show raw ...
38
votes
4answers
3k views

What features are in zsh and missing from bash, or vice versa?

As a Linux user, I've always just used bash because it was the default on every distro I used. People using other Unix systems such as BSD seem to use other shells far more frequently. In the ...
8
votes
4answers
1k 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 ...
5
votes
2answers
156 views

How do I set Zsh autocompletion rules for second argument (of function) to an existing command's rules?

I have a custom Zsh function g: function g() { # Handle arguments [...] } Within it, I handle short arguments that execute Git commands. For example: g ls # Executes git ls-files ... g g # ...
57
votes
1answer
2k views

Have backticks (i.e. `cmd`) in *sh shells been deprecated?

I've seen this comment many times on Unix & Linux as well as on other sites that use the phrasing "backticks have been deprecated", with respect to shells such as Bash & Zsh. Is this ...
2
votes
1answer
22 views

autocomplete named directories

Autocompletion of a named directory doesn't seem to work before I use it the first time, as demonstrated by the following session: % setfoo() { foo=/etc; } % setfoo % cd ~fo<Tab> # doesn't ...
0
votes
1answer
81 views

Functions defined in .zshrc not found when running script

I have a function in .zshrc that mostly updates the PATH: my_function() { PATH=... } and some scripts that depend on it, e.g. my_script.sh starts with the following lines: my_function # do ...
0
votes
1answer
128 views

Path variable not being set properly in zsh

For some reason, my $PATH variable is not being set properly which means I can't run a lot of commands I would like to. Here are the relevant lines from my .zshrc file: if [[ -f ~/.profile]]; then ...
2
votes
2answers
263 views

Distributing thousands of files over subfolders

I have a folder A with hundreds of thousands of files. I would like to move these files to new subfolders S_i, with, say, 100 files in each (the last folder may have less than 100 files) In other ...
3
votes
1answer
411 views

Zsh completion of brew formulas

In OS X, is there any way to have Zsh (I'm using Oh-my-zsh) tab-complete formulas? E.g. $ brew install em<TAB> could expand to: $ brew install emacs
6
votes
1answer
291 views

ZSH host name completion behaviour change?

I have been using ZSH to do host name completion, and want to change the default behaviour. When I have multiple hosts with similar names, the completion does stuff that I don't care for. An example ...
3
votes
1answer
396 views

How to disable “auto cd” in zsh with oh-my-zsh

Googling this didn't show up any results. Here's what I mean: I have a binary file named x in my path (not the current folder, but it is in the PATH), and also a folder with the same name in the ...
1
vote
0answers
120 views

Can't open vim in zsh? [closed]

I recently decided to try out zsh, but for some reason I cannot open Vim in a zsh shell. Currently, my default shell is bash. If I open up a terminal window, then run zsh to enter a zsh shell, I have ...
7
votes
3answers
3k views

What's the newline symbol in zsh's PS1?

I'm trying to setup a multiple line PS1, for zsh, but \n doesn't was parsed by zsh, PS1="%~\n %> " How should I set it up?
9
votes
1answer
2k views

How to enable reverse search in zsh?

I recently switched to zsh (finally) and am loving it! So far one thing that I am missing is Ctrl+R to do incremental history search. I have the history set up properly HISTSIZE=10000 SAVEHIST=10000 ...
-3
votes
0answers
72 views

What's the main difference between bash and zsh? [closed]

Someone told me that some commands in zsh shell may differ from the bash shell commands. So what's the main difference between zsh and bash shells?
1
vote
1answer
1k views

Sudo su issue on ubuntu 14.04 lts: /root/zsh can't not be found

I have recently re-installed ubuntu 14.04 lts and I installed my favorite shell (zsh) but I am having an issue now. When I type, sudo su it comes back with an error stating /root/zsh can not be ...
5
votes
5answers
121 views

`ls -l` of a file and all the directories leading to it?

Before I start writing a (probably easy) script, is there a command that does the equivalent of the following one: [:~/software/scripts] % ls -ld / /usr /usr/bin /usr/bin/tee drwxr-xr-x 21 root root ...
16
votes
3answers
5k views

make my zsh prompt show mode in vi mode

I use bindkey -v (for bash-ers set -o vi I think that works in zsh too) or vi(m) mode. but it bugs me that I don't have any visual cue to tell me whether I'm in insert mode or command mode. Does ...
8
votes
5answers
191 views

How can I “stack” shell aliases?

In my .profile (sourced in sh emulation mode from my .zshrc) I have the following snippet: if [ -f /usr/bin/pacmatic ]; then alias pacman=pacmatic fi # Colorized Pacman output alias ...
0
votes
1answer
338 views

Zsh ssh tab completion not working as expected on OS X

I use Zsh on two different machines (OS X and Ubuntu) and the tab completion for ssh does not work the same way. More specifically hosts specified in the file ~/.ssh/config is NOT used on OS X but it ...
0
votes
3answers
603 views

Proper place to put shell prompt(PS1) when use sh/bash/zsh together

I'm using dash(sh) or bash or zsh. If possible, I would prefer to put in common place. I want to put proper PS1 settings when I interactive with shell, so these situation should be considered login ...
1
vote
1answer
71 views

Is there an advantage in using ksh over zsh? [closed]

Or are there any advantages for using ksh over zsh? Would any specific commands not execute successfully across the shells or are the major differences not command related, but something else?
2
votes
2answers
203 views

Screen: Current directory in caption bar (not as title)

How can I show the current directory of the currently active session in a screen status bar (not as title of the session!)? I have tried with various combinations n,m={0,1} of backtick 102 n m pwd ...
0
votes
1answer
55 views

What speed should zsh connect to tmux at?

I think this is a tmux question, though it may be a zsh question, or a question relating to both. I SSH to a server from a Windows box using PuTTY. In the PuTTY configuration window, in the Data ...
3
votes
1answer
365 views

Broken history search after upgrade of oh-my-zsh

I did the auto-upgrade of oh-my-zsh a few days ago. Now my filtered history (type a few letters and up arrow) no longer works. I did not realize how dependent I became on it. EDIT: For example, I ...
4
votes
3answers
276 views

zsh: How to check if an option is enabled

To enable an option, we can use setopt. e.g.: setopt extended_glob How can we check if an option is currently enabled ?
1
vote
2answers
212 views

Get scan codes in octal format

Using showkey -s I can get the scancode of a key as a hex-number. How can I get it directly as an octal number?
2
votes
2answers
352 views

Is it safe to remove the .oh-my-zsh directory?

One point in time, I tried oh my zsh but it causes a lot of issues so I'm back at bash. I'm trying to clean up some files and notice there is a oh my zsh folder. The github instructions tell me to run ...
2
votes
1answer
57 views

How to bind a key sequence to a widget in vi cmd mode zsh?

Let's say I want to bind R to redo in vicmd mode. This works. bindkey -a r redo If I change it to this, it does not work. bindkey -a rr redo I have tried different things with no success. Is ...
0
votes
1answer
264 views

ZSH autocompletion gives seemingly random errors after some time

My zsh autocompletion is broken in a strange way. For clean logins everything works but after some time I will get seemingly random autocompletion errors, for different "kinds" of autocompletion. ...
3
votes
0answers
66 views

Call vared and complete files from a different directory

I have the following zsh function which lets me edit symbolic links using the vared ZLE builtin. function lned { emulate zsh setopt err_return extended_glob local_options local_traps local -a ...