8
votes
2answers
161 views

Precedence of && vs & in bash and zsh

Answering this question I discovered a very funny (and subtle) difference between behavior in bash and zsh: In bash: romano@RRyS:~$ pwd /home/romano romano@RRyS:~$ alias x="cd /bin && ...
2
votes
2answers
27 views

Clear or disable aliases in zsh

I installed oh-my-zsh to make terminal use a bit easier. One thing that bugs me though is the prolific aliases added by it, like "ga", "gap", "gcmsg", "_", which are harder to remember than the ...
-1
votes
0answers
19 views

history - bash, dash, zsh and .profile [duplicate]

For a long time I have been wondering about the existence of many shells in GNU/Linux. To make the question a bit focused I have used only three shells - bash, dash and zsh. From wikipedia articles ...
0
votes
1answer
32 views

I ran `zsh -v` and now I have no shell history [closed]

I just installed zsh today to try it out. I was trying to check my zsh version and I accidentally entered zsh -v which is the verbose option. Now I can't seem to use reverse search on history. How ...
14
votes
4answers
1k views

Do we have more history for cd?

cd - can move to the last visited directory. Can we visit more history other than the last one?
0
votes
1answer
49 views

How do I switch from bash to zsh? [duplicate]

I can start zsh with zsh. How can I make it be the default for new terminal windows? Will it be ok to copy my .bashrc to .zshrc to get things like my customized PS1 prompt.
0
votes
1answer
58 views

$PATH environment variable does not seem to be recognized

I've made a fresh install of Debian Wheezy, and installed zsh to it. Few days after, I've done a vanilla installation of TeX Live 2014, so I added the necessary binary paths to my $PATH. Now I started ...
2
votes
0answers
59 views

How can you get the current terminal line (the one that is still editable by the user)?

I need a way to use the current line which the users typed into as variable for a shell function. my current code, which can be called by ctrl+r zle -N search bindkey "^R" search search () { read ...
0
votes
1answer
44 views

Must pass urls in quotes

I'm trying pass a URL to mpv for it to play it as a network stream. This can be done in bash with the following syntax: $ mpv http://myvideosite.com However, zsh wants to evaluate the URL as ...
2
votes
2answers
48 views

how to filteri by asterisk or similar expression by rsync in zsh

I have a lot of files named like: /var/log/foo/2014-07-06-01.log ... /var/log/foo/2014-07-20-04.log Everyday I have several log files and I want to download specified day's log files: $ rsync ...
5
votes
5answers
326 views

Serialize shell variable in bash or zsh

Is there any way to serialize a shell variable? Suppose I have a variable $VAR, and I want to be able to save it to a file or whatever, and then read it back later to get the same value back? Is ...
4
votes
3answers
203 views

Can't open shell after changing default shell

I changed my default shell to zsh from bash in Ubuntu. I used the steps explained in http://github.com/sorin-ionescu/prezto and ran chsh -s zsh. After this, I couldn't able to log in to any shell as ...
3
votes
2answers
318 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 ...
18
votes
4answers
833 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). ...
3
votes
1answer
390 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 ...
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 ...
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?
4
votes
2answers
2k views

How to change default shell to ZSH - chsh says “invalid shell”

I installed ZSH on a VM of mine, where I compiled it from source. The location of ZSH is /usr/local/bin/zsh when I run chsh -s /usr/local/bin/zsh it outputs chsh: /usr/local/bin/zsh is an invalid ...
0
votes
1answer
60 views

Getting tree command to not display directories

I've read through the man pages for tree but I don't know if it is possible to have tree list only the filenames for all files that appear in any recursive search of a directory. The closest I have ...
4
votes
1answer
98 views

How can I configure ZSH's vi mode to persist the state between commands?

I am aware how to set ZSH's default line editor to use vi-like keybindings... bindkeys -v ...and even to default each new prompt to be in command mode instead of insert mod by default... ...
2
votes
1answer
167 views

How can I use “emulate sh” in zsh to work with “. myscript.sh”?

I've been using emulate sh -c ". $HOME/myscript.sh" and it's working so far. However, if I'm at ~ and try to do emulate sh -c ". myscript.sh", I get .: no such file or directory: myscript.sh.. Why?
0
votes
2answers
108 views

zsh: What does the command “time + number” do in zsh

When I type time + number in zsh: # atupal at local in /tmp/atupal/setup/bin [10:01:49] $ time 1 /tmp/atupal/setup/bin/lib/python2.7 # atupal at local in /tmp/atupal/setup/bin/lib/python2.7 ...
2
votes
1answer
246 views

Command not found in zsh [duplicate]

In bash, whenever I try to run a command which is not installed, I get a message which tells that the package is not installed and how to install it. This functionality is provided by installing the ...
6
votes
4answers
246 views

Prevent terminal from displaying previously executed command

I have a script that allows me to log random thoughts while working on a project. In the terminal I would add a new log entry by running $ @ "some random thought" where @ is just an alias for my ...
3
votes
2answers
147 views

Is there a hook-like system for shell?

I noticed I like to execute certain actions in a specific order. A hook, as I see it, is basically "do something after event", where event, could be any command with parameters, such as git clone, ...
1
vote
2answers
67 views

Capturing the name of the file pointed by a symbolic link in a variable

Say I have a symbolic link: /path/to/foo->/path/to/some_file.txt Say I have a shell variable x=/path/to/foo, how can I get some_file.txt in a shell variable y?
1
vote
1answer
79 views

Making an alias which maps arguments to the middle of the command

I want to alias killapp X to pidof X | xargs kill or kill `pidof X`, but I can't think of a way to do this with just an alias on killapp. How could I do this so I don't have to do killapp X` ?
5
votes
4answers
455 views

How to cd automatically after git clone?

I want to automatically cd to the directory created by the clone command after I git cloned something. Shell: ZSH if that matters.
3
votes
2answers
263 views

List all dotfiles current directory using zsh

How can I list all dotfiles in a directory using zsh.?
4
votes
1answer
85 views

Zsh completion that is insensitive between `_` and `-`

I don't like typing underscores, and would like to type a dash instead, and have zsh autocompletion treat it like it could be either a dash or an underscore. Is this possible with built-in zsh ...
11
votes
4answers
815 views

Search for a previous command with the same prefix when I press Up at a shell prompt

Coming from a FreeBSD world I wish to make the Linux terminal behave like FreeBSD one, especially the 9.1 version, basically when you type cd in the terminal and push the "up" arrow you can browse all ...
3
votes
3answers
103 views

Is there something like closures for zsh?

I just decided to try zsh (through oh-my-zsh), and am now playing with precmd to emulate a two-line prompt that has right prompts in more than just the last line. So I clone the default theme, and ...
0
votes
1answer
53 views

Executing a script in .zshrc

I'm trying to use z (link) to make navigating a little easier. The problem is that I have the following in my .zshrc file, but it doesn't seem to work: export PATH=$PATH:/home/x/z alias ...
13
votes
2answers
826 views

How to background a command chain?

I want to background a command chain like cp a b && mv b c && rm a. I have tried doing cp a b && mv b c && rm a & but this only backgrounds the last process. How ...
2
votes
2answers
110 views

Absolute path to currently-running zsh?

Sometimes the output of ps -p $$ shows the absolute path to the currently-running zsh, % ps -p $$ PID TTY TIME CMD 1027 ttys005 0:00.11 /usr/local/bin/zsh but not always: % ps -p ...
5
votes
3answers
485 views

Getting relative links between two paths

Say I have two paths: <source_path> and <target_path>. I would like my shell (zsh) to automatically find out if there is a way to represent <target_path> from <source_path> as ...
5
votes
3answers
298 views

cd to directory of a symbolically linked file

Before I write a script, anyone know an easy way to do the following: $ pwd /foo/bar $ ls -l lrwxr-xr-x 1 username admin 48 Apr 17 2012 foo.sh -> /bar/foo.sh $ cd /bar $ ls foo.sh i.e., in ...
2
votes
4answers
116 views

$PATH duplication issues

If I do echo $PATH I get the following: ...
5
votes
2answers
182 views

Passing glob expressions to functions/scripts

The following script is supposed to concatenate multiple csv files in a path specified in the first argument into a single csv file specified in the second argument #!/bin/zsh set -x set -v ...
1
vote
1answer
393 views

Getting “zsh: command not found: time” when running `time` in subshell

I installed ZSH (and Oh-My-ZSH) on a Ubuntu 12.10 64 bit machine a few days ago. I just tried to do: time (time ls) and got this error: zsh: command not found: time ( time ls; ) 0.00s user 0.00s ...
0
votes
1answer
53 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 ...
3
votes
1answer
93 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' ...
2
votes
0answers
107 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
votes
1answer
767 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 ...
2
votes
2answers
440 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 ...
2
votes
1answer
840 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
807 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 $ ...
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 ...
5
votes
1answer
144 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 ...
1
vote
2answers
185 views

Different shells for interactive and non-interactive work

Due to constraints at my workplace, the default shell for every user is tcsh, and I am required to use tcsh as my non-interactive shell (i.e. we do most of the environment configuration across ...