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

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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
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2answers
241 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 ...
37
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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 ...
7
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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 ...
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2answers
69 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 # ...
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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
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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 ...
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1answer
50 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 ...
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1answer
51 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
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2answers
222 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
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1answer
125 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
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1answer
277 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 ...
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2answers
118 views

Building zsh without admin priv: No terminal handling library found

I am trying to install Zsh without root privileges on a Linux machine. I downloaded the source tarball and run: ./configure --prefix=<my_installation_path> but then I got: configure: ...
3
votes
1answer
168 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 ...
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0answers
74 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 ...
4
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3answers
2k 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?
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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 ...
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0answers
63 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?
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1answer
759 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 ...
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5answers
110 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 ...
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5answers
179 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 ...
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1answer
132 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 ...
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3answers
476 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 ...
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1answer
64 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?
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2answers
112 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 ...
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1answer
40 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
173 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
119 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 ?
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2answers
172 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
131 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
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1answer
44 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 ...
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1answer
122 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
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0answers
57 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 ...
7
votes
2answers
803 views

sharing or synchronizing history between Zsh and Bash

I often find myself switching between Bash and Zsh, and using the history search functionality to recover a command. However, since Bash and Zsh have different history files, I often find that the ...
1
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0answers
19 views

Manual tab completions in zsh

I would like nm[TAB] to expand to node_modules in zsh. Is this possible? How can it be done? Ideally, it wouldn't be triggered if there is another completion available, such as an already existing nm ...
1
vote
1answer
74 views

Show path from project root in ZSH Prompt

If my pwd is ~/repos/blog/app/views/, I'd like to show only blog/app/views in the prompt i.e. I want to show only the project root. Project root is the parent directory of .git directory. Is there a ...
3
votes
3answers
186 views

${!FOO} and zsh

${!FOO} performs a double substitution in bash, meaning it takes the (string) value of FOO and uses it as a variable name. zsh doesn’t support this feature. Is there a way to make this work the same ...
1
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1answer
35 views

Expansion in zsh prompt

I'm struggling with zsh prompt, trying to convert my bash prompt to zsh hooks. This code should display the current kerberos ticket and update accordingly, but colors don't work, neither does the ...
3
votes
4answers
357 views

Piping paths with different types of quotes for slash substitution

I would like to use sed to convert a path with backslashes to the same path with forward slashes: E.g. I would like to pipe \\path\to\file\ and obtain /path/to/file None of the following commands ...
1
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1answer
37 views

In zsh, how can I dump all configuration?

How can I print my current configuration including defaults and key bindings? This would allow me for example, to find what action is bound to say ^P in emacs mode and find binding in vi mode or set ...
3
votes
2answers
137 views

Can zsh access the stdout of last run program?

I often use find or locate to find out about paths. (~) locate foobar.mmpz /home/progo/lmms/projects/foobar.mmpz The next step is often to open or otherwise manipulate the files. In a happy case ...
4
votes
3answers
193 views

key bindings table?

Do we have a key bindings table that translates all the various ways of referring to a key press? I'm using zsh, but I presume that if there was such a table it would work for any shell. The reason I ...
2
votes
3answers
79 views

How to alias a command with '

I wanted to make an alias turn caps lock off: python -c 'from ctypes import *; X11 = cdll.LoadLibrary("libX11.so.6"); display = X11.XOpenDisplay(None); X11.XkbLockModifiers(display, c_uint(0x0100), ...
2
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1answer
51 views

How to enable 'daw' vi command in zsh?

I've seen that the vi mode option in zsh is rather limited. For example, 'daw' (delete around word) and 'diw' don't work. What is the reason and how can I solve it?
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1answer
68 views

Zsh auto complete suggest complete functions (_git _vim etc)

I have a small annoyance with how zsh is doing complete suggestions for my commands. If I type the beginning of a command that I don't have installed and press tab it will suggest the completion ...
3
votes
3answers
50 views

string substitutions: all occurrences

A simple question, but I can't find the answer. the zsh documentation overwhelms me :-( function z () { echo ${1:s/the/THE} } $ z thethethe THEthethe ... How can I get all 'the' to be replaced ...
2
votes
1answer
29 views

Expand variable in function definition in zsh

I want to generate a set of functions in my shell in a for loop, but I can't see how to access a variable inside the function body of the function I'm creating. In essence, I would like the following ...
2
votes
4answers
64 views

inline conditionals for assignment

Is there an "inline-equivalent" to expressions like the following?: if [[ $VERBOSE == 1 ]]; then V=$FOO else V= fi I'm thinking of something like this in perl, for example: $V = $VERBOSE ? ...
5
votes
2answers
333 views

Zsh: Automatically modify executed command

I've recently installed grc (generic colorizer) to my system via MacPorts, giving me the ability to get colorized output for plenty of commands which by default don't support it (see screenshot ...