Zsh is a shell with many advanced command-line and scripting features.
0
votes
1answer
27 views
Weird behavior when sourcing .zshrc
I'm using zsh 5.0.2 (x86_64-apple-darwin12.3.0) on the latest MacOSX. If it makes any difference, I have also enabled oh-my-zsh.
The shell seems to be missing the .zshrc file when I want to source ...
10
votes
2answers
1k views
zsh wants to correct vim to .vim
I'm using zsh on Gentoo x64, and when I type sudo vim /path/to/file from my home folder, zsh asks:
zsh: correct 'vim' to '.vim' [nyae]?
I want to run vim not my .vim folder. How do I fix this?
...
3
votes
1answer
30 views
Ignore files for zsh's completion for SVN
I managed to configure zsh such that it does not suggest LaTeX temporary files when I use autocompletion for emacs by adding this line to my ~/.zshrc:
zstyle ':completion:*:*:emacs:*:*files' ...
0
votes
1answer
99 views
oh-my-zsh theme doesn't seem to update unless I re-launch zsh
I've begun making my own oh-my-zsh theme, but I've run into a bit of a problem. I'm trying to change the color of the git output based on the name of the branch, and it works fine except for one ...
0
votes
1answer
28 views
Issues using sublime text to edit command line in VI mode
I am using the following to edit the current command line in Sublime Text 2 (using a working subl alias)
.zshrc
set -o vi
EDITOR='subl'; export EDITOR
bindkey -M vicmd v edit-command-line
...
2
votes
0answers
50 views
zsh: Echoing every statement?
I have an odd problem with zsh when I switch between shells in a particular way:
Option 1 (works well):
I start a zsh shell. I switch to tcsh with /bin/tcsh, and I switch back to zsh with /bin/zsh
...
1
vote
2answers
62 views
remove a host from the completion list for ssh in zsh
I once had some hosts named 'myhost', 'myhost1', etc. And now all those except 'myhost3' become invalid. I removed those from /etc/hosts and ~/.ssh/known_hosts, but zsh still completes them for me. Is ...
2
votes
2answers
96 views
/usr/bin/env: zsh -: No such file or directory
I get the error
/usr/bin/env: zsh -: No such file or directory
...when I run an executable zsh script that starts with the following shebang line:
#!/usr/bin/env zsh -
Also, FWIW, replacing - ...
1
vote
0answers
34 views
Is there a postexec/predisplay hook for ZSH?
I know zsh has a preexec hook that fires before the command is executed, but is there one that fires after the command has been initiated but before the output is displayed to the screen? I ask ...
1
vote
1answer
46 views
How to make ZSH tab completion work with two tabs
I saw a question like this on here, but the answer didn't work for me. I'm trying to set up tab completion and I want it that if I have two files fileA and fileB and I type fil<tab> it first ...
4
votes
3answers
69 views
How to save current command on zsh?
I am typing a command, I remember I have to check something, if I press Ctrl+U the command disappears and I can type something else, but then the command I was typing is not in the history.
Is there ...
4
votes
2answers
97 views
Wrap command in the prompt
Is it possible to insert a separator after the command in a prompt? This is an example:
~/Desktop: ls -al
-------------------------------------
total 80
drwx------+ 6 eddie staff 204B Apr 29 ...
5
votes
4answers
137 views
Hybrid code in shell scripts. Sharing variables
This answer discusses how to run a multi-line Python snippet from the command line in a terminal. I noticed that the answer works great within shell scripts, even with nested indentation, which is ...
2
votes
1answer
37 views
What does %\/ do (zsh prompt expansion)?
What does the sequence %\/ do in zsh prompt expansion? man zshmisc doesn't contain the string %\, which is where the rest of the prompt-specific expansions are.
The sequence can be seen in Holmans ...
3
votes
4answers
62 views
Expansion with numbers in human readable format
So, I want to play some MP3s in a console player that takes file names as inputs. I have the following files, as given by ls -1 * where * get expanded by my shell (zsh):
1 - Main title.mp3
10 - End ...
5
votes
4answers
2k views
Adding paths to PATH using a multi-line syntax
As far as I understand, the usual way to add a path to the PATH environment variable is by concatenating paths separated by the : character.
For example, if I want to add three paths to it ...
2
votes
2answers
27 views
Stop Git submodule foreach from opening less for each module
I occasionally need to grep through git submodules for which I use:
git submodule foreach 'git grep x'
However, since switching to zsh I find a less prompt is opened for each submodule, even when ...
4
votes
1answer
129 views
Disable the configuration tool in Zsh
When there is no .zshrc file in a user's home directory and zsh is started, an interactive configuration utility is run instead of directly giving access to the shell prompt.
I set up zsh to be the ...
5
votes
3answers
190 views
Is there a way to add a directory to my PATH in zsh only if it's not already present?
Is there an easy way in zsh to add a directory to my PATH only if it's not already present? (or, more generally, any environment variable). I've tried:
PATH+=/my/directory
... but if that's ...
5
votes
2answers
35 views
Modifying zsh globbing patterns to use with cp
I'm trying to write a script to copy files recursively from a particular folder except files A.extn, B/*.extn and C/* where B and C are directories and extn is just some generic extension. This is ...
1
vote
2answers
54 views
How can a zsh script test whether it is being sourced?
The accepted answer for a similar question for bash does not seem to work for zsh. In fact, if I copy basically the same code given in that answer, to produce the script
#!/usr/bin/zsh -
# test.sh
...
2
votes
1answer
30 views
zsh - check arguments of a command before executing it
Question: Is there an easy way how I can teach zsh to check the command line before executing it? I know that I can completely wrap a specific program with an extra script, but this is not what I want ...
1
vote
2answers
269 views
Ctrl + left/right arrow keys issue
After the last system update the ctrl + left/right arrow command on zsh terminal doesn't do anything. Also ctrl+ u has something wrong because usually that command erase from the cursor to the ...
1
vote
1answer
47 views
How to avoid parsing /etc/* files
When starting my shell with e.g. exec zsh from the command line, how can I have it not parse any /etc/ files?
I read in the zsh guide that when a user starts a zsh shell, it processes the following ...
-4
votes
1answer
108 views
zsh: Is it worth the switch from bash? Is it the time? [closed]
I have been a bash user for years now. However, I find that zsh is increasingly gaining momentum. I came up with the following questions:
Is zsh really becoming that popular? Will it compete with ...
1
vote
2answers
25 views
Logging all input and output in zsh on demand
Is there any way to activate/deactivate the logging of all input and output on a zsh session?
I am using oh-my-zsh with a customized prompt with colors, etc. and I would like to preserve all of these ...
3
votes
2answers
78 views
Preventing zsh from using aliases in CWD (prompt)
I have the following personalized theme activated with oh-my-zsh (latest version of zsh and oh-my-zsh):
local return_code="%(?..%{$fg[red]%}%? %{$reset_color%})"
local ...
1
vote
1answer
35 views
Directory stack order in zsh
I am working on Zsh 5.0.2 (latest stable version), and I noticed that:
dirs -v
and
cd -<TAB>
show a different list of directories (or at least directories in different order).
Moreover, ...
1
vote
0answers
67 views
Navigating through the directory stack in zsh from the command line
In zsh, is there a way to navigate through the history of directories that I have visited (those listed in dirs) when I am typing a command in the command line?
For example, say that I start typing ...
1
vote
2answers
53 views
Excluding a directory name in a zsh recursive glob
I'm running zsh on Linux under setopt extended_glob ksh_glob glob_dots. I'm looking for something easy to type on the command line, with no portability requirements. I'm looking at a source code tree, ...
0
votes
2answers
50 views
Command in a variable [duplicate]
I am trying to run a statement where the name of the command is in a variable. For example:
my_command='/path/to/some/command'
$my_command -f foo -b bar -s something else
But the above does not ...
0
votes
0answers
17 views
difference between omz “plugins” and “themes”?
What exactly is the difference, operationally, between plugins and themes in oh-my-zsh? I.e. how would things break (if at all) if a plugin were instead put among the themes, or a theme among the ...
6
votes
3answers
920 views
Switching to `zsh`: Are all bash scripts compatible with `zsh`?
I'm looking to switch from bash to zsh but concerned about compatibility of bash scripts.
Are all bash scripts/functions compatible with zsh? Therefore, if that is true is zsh just an enhancement to ...
3
votes
1answer
48 views
Per-directory history in zsh
I am happily using zsh since a while now, and I am quite satisfied with my history settings, which are:
# Write to history immediately
setopt inc_append_history
# History shared among terminals
...
1
vote
2answers
63 views
zsh is in /usr/bin, but also in /bin, what is the difference?
The /etc/shells says it has zsh installed in /bin/zsh, but also in /usr/bin/zsh.
brgr@envy17:~$ cat /etc/shells
# /etc/shells: valid login shells
/bin/sh
/bin/dash
/bin/bash
/bin/rbash
/usr/bin/tmux
...
5
votes
1answer
96 views
What should/shouldn't go in .zshenv, .zshrc, .zlogin, .zprofile, .zlogout?
The title says it all. I'm looking for guidelines on what one should and should not include in the various startup files for zsh.
I understand the order of sourcing of these files, and the ...
2
votes
1answer
56 views
Why is `kill -s INT <zsh PID>` behaving differently from `Ctrl-C`?
Starting with:
% donothing () { echo $$; sleep 1000000 }
% donothing
47139
If at this point I hit Ctrl-C at the same terminal that is controlling the shell, then the function donothing does indeed ...
1
vote
0answers
61 views
preventing the screen from being cleared when exiting an ssh session
I have rdist set up to push out some of my dot files to all the remote machines that I need to ssh into. I also have zsh as my default shell on all of those machines.
When I ssh into a machine and ...
4
votes
3answers
228 views
Silently start task in background
I know that you can use this to start a process in the background, without getting the notification when the process is put in the background and when it is done like so:
(command &) &> /dev/null
...
7
votes
2answers
399 views
How can I run a command in zsh without pushing it onto the current session's history?
Both bash and zsh support a shorthand of not placing a command in history if you prepend it with a space. This works great across sessions (if you've setopt histignorespace). However, the command is ...
1
vote
1answer
43 views
Get zsh to report directory to emacs
From the emacs manual
Unlike Shell mode, Term mode does not track the current directory by examining your input. But some shells can tell Term what the current directory is. This is done ...
2
votes
1answer
68 views
dircolors on zsh: Unrecognized keywords: MULTIHARDLINK, RESET & CAPABILITY
I am trying to get the solarized color theme to work in my terminal. I read the instructions here but I get the following dircolors error:
dircolors: `/home/avazquez/.dircolors_zsh':90: unrecognized ...
2
votes
3answers
89 views
Treatment of backslashes across shells
How do echo and printf treat backslashes in zsh, bash and other shells?
Under zsh I get the following behavior:
$ echo "foo\bar\baz"
foaaz
$ echo "foo\\bar\\baz"
foaaz
$ echo 'foo\bar\baz'
foaaz
$ ...
5
votes
4answers
231 views
Is it recommended to use zsh instead of bash scripts?
Can I assume that enough people have zsh installed to run scripts with a
#!/usr/bin/env zsh
as shebang?
Or will this make my scripts un-runnable on too many systems?
Clarification: I’m interested ...
3
votes
4answers
97 views
Double and triple substitution in bash and zsh
Follow-up to the background part in this question.
In bash I can use {!FOO} for double substitution, in zsh ${(P)FOO}. In both, the old-school (hack-y) eval \$$FOO works.
So, the smartest and most ...
3
votes
3answers
100 views
Delete all but largest file of specific type
I am trying to organise the album art in my music collection so that only one image is assigned to each folder.
My directory structure currently looks like:
/path/to/music/Album Name/
...
5
votes
2answers
99 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 ...
2
votes
2answers
56 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 ...
2
votes
1answer
59 views
How to print apparently hidden environment variables?
Environment variables can be shown with env; but, some are not shown. For example...
echo $EUID might produce as result of 1000 yet
env | grep EUID produces no result.
What is this type of variable? ...
4
votes
1answer
82 views
ZSH: What's the difference between `.` and `source`?
I used to think that the built-ins . and source are equivalent. This question agrees with me when it comes to bash. However I encountered the following using zsh:
desktop➜ ~/pst . env
...
