The friendly interactive shell (fish) is a Unix shell that focuses on interactive use, discoverability, and user friendliness.

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How do you “source” a file in fish?

I'd like to use keychain with the fish shell, but I'm not sure how to get fish to load the ~/.keychain/hostname-fish file to set the appropriate environment variables. In bash, there's the "source" ...
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1answer
18 views

How do I get fish shell prompt to show the hostname?

I'm attempting to make my Fish prompt look like the old Gentoo shell did. user@hostname ~ % where the user@hostname is green, and the $PWD and symbol were blue. Right now it only shows: user@ ~ %, ...
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3answers
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Is there a ”reverse incremental search” functionality in Fish similar to Bash’s CTRL+R?

I’m really impressed with Fish’s autocomplete functionality. However there is one feature in Bash that I’m unable to find in Fish. When you press ctrl+R in bash and begin to type out a term, a search ...
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1answer
18 views

Escape-backspace behavior in fish shell like in other shells

I recently started using the fish shell for some things and generally like it. However I've run across one situation that would be great if there were a workaround. Say I typed a command like this: ...
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1answer
29 views

Fish Shell STDERR not outputted by default

I am using the fish shell, which until this moment had been a perfect replacement of the good old bash, but I came across the following problem. fish does not forward STDERR to STDOUT. Of course if I ...
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2answers
33 views

Run git command from an external directory in fish function

In a fish function, can I run a command from a certain directory without changing into it? or Can I run a git command (push) from outside the repository by specifying its path somehow? I'd like ...
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63 views

How to get Fish shell and NVM both installed with Homebrew to work together?

I am trying to manage my packages for OSX using Homebrew as much a I can. I have installed both the Fish Shell and NVM using Homebrew but cannot get Fish to recognize my NVM installation. NVM ...
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1answer
15 views

$status in Fish prompt always prints 0

I tried to add $status to my prompt in the fish shell but it always prints 0. This question was asked on irc a while back and i'm surprised there wasn't a answer here so i thought i'd post it here ...
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How do I change EDITOR to be Pico in fish shell?

I can’t get Mercurial (hg) to use pico as my EDITOR when I’m using fish shell. I’ve tried using this and other variations, but nothing seems to help: set -U EDITOR pico hg commit will always open ...
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1answer
118 views

How can I enable tab completion for a fish function/alias?

Probably easier to just use an example here. I have a function ss that just calls: sudo systemctl $argv Tab completion works fine with the full command, but not for the ss function. I.e., ss start ...
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1answer
53 views

Custom bash 'context' when running from FISH

First of all, I'm on OSX10. My default shell is BASH, which I have set up (through .profile and .bashrc) to automatically run the FISH shell when I open my terminal emulator. This allows me to set up ...
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Is there any way to get bash to have syntax highlighting like fish?

In the fish shell, the actual command line is syntax highlighted: Is there any way to get this same behavior in bash? There is something just like this but for zsh, not bash. Is it possible that ...
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3answers
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re-use '~/.profile` for Fish?

(I'm talking about the shell Fish, esp. Fish's Fish.) For Bash/ZSH, I had ~/.profile with some exports, aliases and other stuff. I don't want to have a separate config for environment variables for ...
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1answer
110 views

How to get byobu help screen (shift-F1) to work under a fish login shell?

I can get the Shift-F1 to show the help for a user that has fish as login shell. I get a glimpse of an error message that gets quickly overwritten. It says fish: Variables may not be used as ...
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1answer
196 views

How do I run make && make install while in fish shell

I have installed the fish shell, and I'm very happy with it ... but I cannot run the following command: make && make install This works nicely in bash... How do I run it in fish shell?
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1answer
328 views

How to set fish as default shell in Cygwin?

I installed fish and can start it. Now I would like to use it as my default shell in Cygwin. How may I achieve this? So far I tried two thing. I overwrote the content of /etc/shells with /bin/fish ...
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1answer
271 views

Is there a way to “source” a sh script from the fish shell?

I like to put many of my environment variable definitions in the .profile script. If I am using a POSIX-compatible interactive shell like bash, I can use the source command to re-export the ...
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1answer
3k views

chain Fish commands via `&&` or `||`

In Bash/ZSH and other shells, I am used to using && and ||. Is there any equivalent in Fish?
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Cygwin fish mutiline prompt

I've got a multiline prompt in fish which works fine on Ubuntu, but not on Cygwin. Each time I press a button the prompt is reprinted except for the last line. My guess is that cygwin deletes the ...
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1answer
132 views

Can't start new fish session after incorrectly closing fish_config

I'm trying out fish (the friendly interactive shell), and tried out the browser-based config with fish_config. I didn't close this correctly. I hit ctrl-C in my shell. Now I see the error "The ...
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28 views

How to refer to absolute paths in fish?

I'm trying to get fish to recognize an absolute path, either when changing directories or when giving an input to a program. I'm used to typing an absolute path as "C:/..." but in fish the only way I ...
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1answer
113 views

“.” command doesn't work in fish

I'm using fish and I'm trying to activate a virtual env, so I tried "source" command which apparently is not available in fish. And I ended up with this link which says: ". (a single period) is an ...
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2answers
227 views

Fish shell syntax highlighting looks weird in byobu-screen

When I am in plain fish shell, a command is highlighted like so: but when I am in byobu-screen and type the same thing, I get: When I do a fish_config and look at my color palette, nothing is ...
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1answer
367 views

How to remove path from PATH variable in fish

I am using fish as my shell in Debian and recently (after some upgrade) whenever I try to use command completion I have: set: No such file or directory set: Could not add component ...
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0answers
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My custom fish shell prompt keeps resetting every reboot

I switched to fish shell a month ago and I'm quite pleased with it. But recently, my custom prompt keeps resetting to the default prompt every time I turn on my PC. When opening the terminal, I'm ...
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1answer
480 views

Bind shift-tab to complete-backward in fish

I found myself using the auto-complete functionality of the fish-shell, where pressing tab twice or more cycles through the suggestions. But then I accidentaly pressed tab once to many, and I wanted ...
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4answers
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$PATH is driving me nuts

OK, apologies if this is something dumb, but I'm running out of ideas. Goal: prepend /usr/local/bin to $PATH Problem: $PATH won't do what I want or expect How I got here: I want to start learning ...
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1answer
78 views

Change prompt on command line?

My prompt is quite verbose - which is good most of the time - but now I would like to switch it temporarily because I want to make a screen shot of the terminal. For that purpose I would prefer not to ...
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1answer
1k views

How can I setup fish shell prompt to be in a different color?

I've seen a screenshot of zsh configured to have prompt with a different color and background, and it looks like a very usable tweak:
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1answer
67 views

How to pin information to the top of a terminal window on Mac OSX

I've seen demos where folks have had a Mac OSX terminal where the current time + username + directory are afixed (like 'freeze rows' in excel) to the top of the terminal window (not in the title bar), ...
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1answer
177 views

writing more complex math input to fish shell

The fish documentation explains that the math command is essentially a thin wrapper to bc. The bc documentation has further info about more complex ops: If bc is invoked with the -l option, a math ...
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1answer
224 views

How to do command substitution in fish shell?

How would a command like this have to be expressed in fish? ls -l $(which vim)
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723 views

Setting window title with iTerm and Fish

I want to set up a custom profile in iTerm2 that connects directly to a remote machine in tmux, with some custom SSH arguments. I have a fish function that does this, called "ss". When I have this ...
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1answer
255 views

How can I do string manipulation in fish shell

How can I do bash style string manipulations in Fish shell? Specifically, in bash read branch < ".git/HEAD" branch=${branch#ref: refs/heads/} will put the branch name in $branch variable. How ...
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1answer
29 views

How to sync fish's universal variables across different computers?

If you change some universal variables, how do you sync them across computers? The comments on the fishd.* files make it seem like a bad idea to sync those files. And fishd's man pages don't seem to ...
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2answers
825 views

What is the equivalent of bash's !$ and !! in the fish shell?

I've been using bash for a decade or so and have gotten used to being able to type !$ to repeat the last argument, e.g.: $ mkdir foo $ cd !$ cd foo (That last line is printed by the shell to tell ...
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3answers
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How to use fish shell in cygwin?

Is it possible to use the fish shell with cygwin? I wasn't able to compile the source in cygwin, and I didn't find any precompiled packages. Is there a good reason for not having fish in cygwin?
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1answer
179 views

Quote or bracket completion in bash, without pressing TAB

Is there any way to have bash autocomplete matching symbols like '"[{( with their right handed counterparts? I would like to do this without having to press tab. For example typing the string echo " ...
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3answers
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What are the differences between fish and zsh? [closed]

I'm a bash user willing to switch to a more friendly and advanced shell. I read a lot of good things about zsh, but I gave a quick test at fish and it seems great too. Both seem very close in term of ...
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4answers
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sudo keeps asking me for my password in fish shell

sudo in Ubuntu keeps asking me for my password for every command. Previously, I only had to enter the password once, and then it would be remembered for a period of time. This recently changed, ...
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1answer
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Specifying an alternate shell with rsync

I'm using rsync to sync up files between two computers. On one machine, my default shell is set to fish, which breaks rsync ("protocol version mismatch -- is your shell clean?"). Is there a way to ...
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2answers
775 views

Go-lang go tool works with Bash but not Fish

For those of you who have no idea what Fish is: http://fishshell.com/ Similarly, if you are not familiar with a Go coding environment and still wish to try and figure out this small puzzle, here is ...
2
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1answer
237 views

How to use the $_ positional parameter in the fish shell?

In Bash, the positional parameter $_ holds the last argument in the previous command: $ /home/joe> some-script foo bar $ /home/joe> cd $_ $ /home/joe/bar> The positional parameter $_ does ...
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Fish - A way to configure it such that it does not scroll through tab completions with tab

If you have a directory structure like the below ./test/locationOne ./test/locationTwo ./test/locationThree If, with bash, or fish, you type in cd test/ then hit tab, it will autocomplete until ...
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2answers
270 views

Building Fish 2.0 shell under Cygwin

I wanted to have a fish shell under my cygwin instance and I wanted it so bad that I've event tried to build it but with no luck. I've gone through all the prerequisites like installing autoconf, ...
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1answer
1k views

How do I install/make a custom prompt for fish shell?

I'm using fish 2.0 in #! Linux, but this might be an installation error, since my ~/.config/fish/config.fish is empty.
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How do I set the title of Terminal.app with the fish shell?

I'm trying the fish shell in Mac OS X, intalled using MacPorts. I'd like to have the title of my Terminal window be my current directory. Currently, the title just says Terminal - fish - 80x24 ...
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227 views

sshfs or fish:// with root (ssh) login disabled

The server does not allow root login from ssh. I can, however, login as my username and su to root (I know the root pw). Is there a way to use the fish:// protocol or sshfs or some other way to mount ...
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2answers
748 views

fish control-left control-right keybindings

I'm using terminator along with fish and I want to use Alt-Left etc for navigating terminator and Ctrl-Left and Ctrl-right to move the cursor by word. The problem is when I do bind \cleft ...
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1answer
251 views

fish.config doesn't get loaded on new tab in TotalTerminal on OSX

I want to add Android SDK tools to my $PATH variable. I've entered the following to ~/.config/fish/config.fish: set -x PATH $PWD/Documents/android-sdk-macosx/tools $PATH set -x PATH ...