Questions tagged [prompt]

A string of characters displayed by interactive shells to signal the shell is waiting a user input.

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187
votes
8answers
105k views

Terminal prompt not wrapping correctly

I have an issue where if I type in very long commands in bash the terminal will not render what I'm typing correctly. I'd expect that if I had a command like the following: username@someserver ~/...
70
votes
2answers
23k views

Why is my bash prompt getting bugged when I browse the history? [duplicate]

Often when I start looking at history of commands some of the characters from a command displayed aren't erased, for example: What's happening: prompt$ some_command prompt$ some_commanother_command ...
6
votes
2answers
2k views

Terminal prompt overwrites current line

I have an issue with my terminal prompt line. When the line is too long it wraps on the same line and then Up arrow makes it look even worse. I have already checked Terminal prompt not wrapping ...
268
votes
22answers
722k views

Colorizing your terminal and shell environment?

I spend most of my time working in Unix environments and using terminal emulators. I try to use color on the command line, because color makes the output more useful and intuitive. What options exist ...
150
votes
5answers
179k views

What color codes can I use in my PS1 prompt?

I used several colors in my PS1 prompt such as \033]01;31\] # pink \033]00m\] # white \033]01;36\] # bold green \033]02;36\] # green \033]01;34\] # blue \033]01;33\] # bold yellow Where can I ...
24
votes
4answers
8k views

Can I configure bash to execute “clear” before every command typed in the console?

I would like to configure bash to execute clear command every time I type some command in the terminal (before executing my command). How can I do that? I'm using Debian Linux.
5
votes
2answers
5k views

Is there a way to push shell config information when SSHing to a host?

I know how to set the GNOME-terminals (or xterms!) prompt to green/red regarding the last exit code: vi .bashrc export PROMPT_COMMAND='PS1="` if [[ \$? = "0" ]]; then echo "\\[\\033[0;32m\\]"; else ...
86
votes
3answers
120k views

Awesome symbols and characters in a bash prompt

I just ran across a screenshot of someone's terminal: Is there a list of all of the characters which can be used in a Bash prompt, or can someone get me the character for the star and the right arrow?...
17
votes
5answers
2k views

Stateful bash function

I’d like to implement a function in Bash which increases (and returns) a count with every call. Unfortunately this seems non-trivial since I’m invoking the function inside a subshell and it ...
8
votes
4answers
4k views

How to customize .bashrc to configure command prompt?

Is there an easy way to change my Bash prompt to modify the colors and what text is displayed? I've heard that this is done in .bashrc, but I haven't found any nice, easy ways of modifying it. How are ...
50
votes
10answers
24k 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 ...
59
votes
2answers
27k views

Why ZSH ends a line with a highlighted percent symbol?

I've noticed this on occasion with a variety of applications. I've often thought it was because the output was cancelled early (ctrl+c, for example) or something similar, and zsh is filling in a new ...
23
votes
3answers
6k views

Display command in xterm titlebar

My Bash Prompt is currently setting the xterm titlebar using the following sequence: PS1='\033]0;\u@\h>\w\007' Is there an easy way to display the current command in the titlebar. For example, if ...
18
votes
3answers
7k views

PS1='$(pwd)' why this works and why is this different from PS1=$(pwd)

Why when I enter this command the prompt changes to my directory? PS1='$(pwd)' I am using single quotes, which means no interpolation , a.k.a echo '$(pwd)' ——→ $(pwd) Furthermore, say that we ...
24
votes
6answers
10k views

Abbreviated current directory in shell prompt?

vim has a really nice feature which it utilizes in its paths when they're a bit long: It abbreviates the path to the document in the tab at the top. Is there a way to do something similar to this so ...
25
votes
15answers
5k views

What customizations have you done on your shell profile to increase productivity?

I know some people have some startup scripts and some people personalise the prompt. One developer uses short aliases for the long path he often visits and the frequent commands he runs. What are all ...
61
votes
3answers
22k views

How can I tell if I'm in a tmux session from a bash script?

I like to keep my bash_profile in a git repository and clone it to whatever machines I have shell access to. Since I'm in tmux most of the time I have a user@host string in the status line, rather ...
21
votes
2answers
3k views

Display stuff below the prompt at a shell prompt?

Lets's say my prompt looks like this (the _ represents my cursor) ~ % _ Is there any way I could make it look like this ~ % _ [some status] The question was originally about zsh, but now has ...
21
votes
6answers
16k views

How to make bash put prompt on a new line after cat command?

What I get: host:~ user$ cat example.txt some texthost:~ stas$ What I want to get: host:~ user$ cat example.txt some text host:~ stas$ Is there a way I can make cat behave like this? I'm using ...
17
votes
2answers
72k views

How to change the prompt in Linux?

The default prompt will be root@monu dev]# Can we change the "root@monu" part and give it a desired name?
10
votes
2answers
24k views

Why is $ the default symbol for a user shell and # the default symbol for a root shell?

Operating a standard bash shell on a server, the PS1 prompt defaults to ending in a $ for non-root users, and # for root. IE: ubuntu@server:~$ sudo su root@server:/home/ubuntu# Why is this?
11
votes
6answers
8k views

Bash: Display exit status in prompt:

GREEN="\e[1;32m" RED="\e[1;31m" NONE="\e[m" get_exit_status(){ es=$? if [ $es -eq 0 ] then echo -e "${GREEN}${es}${NONE}" else echo -e "${RED}${es}${NONE}" fi } get_path(...
8
votes
4answers
4k views

Which stream does Bash write its prompt to?

I am trying to redirect all output from bash (prompt, user input, results) to a file Example: /bin/bash > file.txt 2>&1 I thought that would work, but I'm not getting the prompt. Can ...
6
votes
3answers
908 views

How to customize PS1 properly?

I customized my bash with this in my bashrc export PS1="\e[0;36m\h\e[m \e[0;33m\w/\e[m \e[0;31m\n\$ →\e[m " So I get something like this (with colors) : Ahuri ~/Public/ $ → But I am having ...
3
votes
1answer
1k views

NixOS no login prompt in virtual terminals

I have NixOS built using 15.09 channel, session manager is sddm, display manager is KDE 5. Switching to virtual ttys from 1 to 6 gives me no login prompt, I see same piece of log everywhere: <<...
4
votes
1answer
173 views

Spurious @ symbol at start of bash prompt in Debian Jessie

As of late, and without my deliberately doing anything to make it happen, my Bash prompt has an at sign (i.e. @) prepended to it. This did not previously happen. Nor can I see anything in my ~/.bashrc ...
12
votes
5answers
36k views

In bash how can I change the color of my command prompt? [duplicate]

Possible Duplicate: How to customize .bashrc to configure command prompt? When I run a command, I often times have trouble finding the beginning of the command output. An easy fix to this would ...
3
votes
3answers
9k views

How can I get my PS1 prompt to show time, user, host, directories and git branch

I've seen others add all this information to their PS1 prompt. I like the approaches that colorize the elements and also do a carriage return at the end
17
votes
6answers
30k views

Show only current and parent directory in bash prompt

I'm new to bash and would like my prompt to show something that in tcsh was trivial, yet after a good google search I still cannot do. I would like my prompt to include only the current and parent ...
12
votes
1answer
2k views

How do I stop a bash shell PS1 color to stop at the end of the command?

I have a custom PS1 colour where I have the actual shell commands in a distinct colour, just so I can quickly see what commands I typed and separate it from the command output itself. Suppose the ...
6
votes
2answers
5k views

How to get the arrow style bash prompt after installing powerline?

I have installed powerline. But my prompt looks like so instead of arrow shaped: In vim, it looks ok: I have seen the issue here: https://github.com/powerline/powerline/issues/1697. But the solution ...
12
votes
4answers
1k views

tell if last command was empty in PROMPT_COMMAND

In bash, from inside PROMPT_COMMAND, is there a way to tell if the user just hit 'return' and didn't enter a command?
7
votes
5answers
992 views

Would it be possible to jump between prev/next command prompts?

I'm using zsh in OS X Terminal.app and for quite a while, I've been longing for a way to jump back and forth between prev/next prompts in the terminal's output. One convenience with this would be to ...
6
votes
2answers
827 views

Why does bash interactive shell by default write its prompt and echoes its interactive input to stderr?

I just noticed that bash interactive shell by default writes the prompt and echoes anything you type to file descriptor 2 (stderr). This can be verified by running bash inside strace. What is the ...
6
votes
1answer
6k views

In Bash, why is PROMPT_COMMAND set to something invisible?

On RHEL6 and CentOS 6, /etc/bashrc sets PROMPT_COMMAND here: case $TERM in xterm*) if [ -e /etc/sysconfig/bash-prompt-xterm ]; then PROMPT_COMMAND=/etc/sysconfig/bash-prompt-xterm ...
3
votes
1answer
954 views

bash prompt - long command circle back to same line after adding color

Note: I am using Putty and my TERM is set to XTERM. I have added the color to my bash prompt as PS1="\[\033[0;32m\]\d \t \u\e[1;33m@\H /\W $ \[\033[1;37m\]" just to simplify PS1 in English - ${...
19
votes
5answers
2k views

Why do I sometimes get repeatedly prompted with “>” in the terminal?

Alright, when I run certain commands the wrong way, (misspelled, etc.) The terminal outputs this: > instead of computername:workingfolder username$, and when I type enter it goes like this: > &...
11
votes
4answers
7k views

Bash prompt execute command every time a new prompt is displayed

I have the following prompt in bash which shows the current git branch: PS1+="$(git_prompt)" #git_prompt is a function in my .bashrc which works when I source the .bashrc, but not when I change the ...
6
votes
3answers
1k views

Display Non-Zero Return Status in PS1

I want to include the return status in my prompt. (Easy add '$? ', right?) However, I only want the status returned (and trailing space) if non-zero. Example: sd ~ $ false 1 sd ~ $ true sd ~ $
6
votes
4answers
5k views

How do I output a suggestion for a user to accept and use as input?

What can I do to leave the cursor on the same line of the suggestion in a Bash script? Bash version = 3.2.51 It's purpose is to suggest a string so that the user should only press Enter. #!/bin/sh ...
4
votes
1answer
687 views

How to set shell to wrap words for long commands?

I connect to a Slackware server. When a command is longer than the size of the putty window, the line continues in the same line, and the start of the command disappears as I continue adding to the ...
4
votes
3answers
810 views

bash prompt not wrapping as expected

Here it is: Captures git branch for prompt: parse_git_branch() { git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/' } export PS1="\W\[\033[0;31m\]\$(parse_git_branch)⚡️\[\033[...
3
votes
2answers
2k views

How to automatically insert a string after the prompt

I have a bash terminal window where I execute exclusively one command foo. Because of that I'd like every line (after the prompt of course) to begin with „foo ” so that I just have to type the ...
1
vote
2answers
1k views

removing strange characters from a zsh prompt

I installed zsh 5.3 and am using it. Now in .zshrc I have done the following - autoload -Uz compinit promptinit compinit promptinit # End of lines added by compinstall Now I cycled through some of ...
-2
votes
2answers
514 views

autocomplete weirdness as a result of ugly hack for zsh prompt

I currently have the following line in my .zshrc: export PROMPT=$(printf "\e[38;5;6m")%m$(printf "\e[m")%d-%h:" " Which is supposed to show the hostname in blue and history and current working ...
9
votes
4answers
1k views

Changing the bash prompt

Where is the setting that determines what the bash prompt looks like? Specifically on Arch, but I'm sure others would like to know for other distros too if it's different. Speficially I'd like to use ...
5
votes
2answers
5k views

Change PS1 color when connected to other host via SSH

I'm trying to change PS1 look based on what host I'm connected in using SSH. My current PS1: PS1='\[\e[1;32m\]\u@\h\[\e[1;34m\] \w\[\e[1;31m\]$(__git_ps1)\[\e[1;0;37m\] \$\[\e[0m\] ' For host host1 ...
5
votes
1answer
4k views

Save cursor position and restore it in terminal

I am playing with some terminal capabilities to create async prompt output on bash. I want to get something like this: while outputting string in PROMPT_COMMAND, save terminal cursor position, print ...
4
votes
1answer
275 views

bash prompt with abbreviated current director including dot files?

I have the following in my .bash_profile (from a similar question here: PROMPT_COMMAND='pwd2=$(sed "s:\([^/]\)[^/]*/:\1/:g" <<<$PWD)' PS1='\u@\h:$pwd2\$ ' However, if the current directory ...
2
votes
1answer
534 views

Fish shell shows dark-grey “⎔ characters in prompt

I'm pretty certain this is some foible of my SSH client (RoyalTS for Windows) but, having just installed and changed to fish shell, my prompt is preceded by two dark-grey ⎠characters. It doesn't ...