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\e[ is shorter so might be more convenient to use, but we’ll use \033[ here as it matches what’s used by default. Inside the tag, you must begin with either \033[ or \e[ to indicate to Bash that this is color information.
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Here’s what you need to know: You must include the entire color code information between the \ characters.
#Black desert online character creator security alert how to#
Once you understand how to construct color tags of your own, you can add whatever colors you like to whatever sections of your Bash prompt you like. The fourth is the \$ bit, preceded by color information that removes any coloring. The third is the \w bit, preceded by color information that turns it blue. The second is the : character, preceded by color information that removes any coloring. The first section is the bit, preceded by color information that turns it green. Really, we can break it down into a few sections: \ : This is actually very simple, but it makes the variable look awfully messy and complicated if you don’t understand what you’re looking at.įor example, the default color prompt variable from earlier was: removing the debian_chroot bits once again: is actually just the variable from earlier, but with color information. Once you’ve figured out your preferred prompt, you can add colors to it.
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"įeel free to experiment with different special characters and commands to assemble your ideal command prompt. You could use the following construction, which puts the uptime on its own line before the rest of the prompt. You could use a line like the following: on `uname -s -r` \w\$ "Īs another example, let’s say you want to view the system’s uptime and load average, as displayed by the uptime command.
That’s not an apostrophe-that’s the grave accent, which appears above the Tab key on your keyboard.įor example, let’s say you want to view the Linux kernel version in the prompt. To do this, just include any command you want to run between two ` characters. Whenever the prompt appears, Bash will run the command and fill in the current information. There’s one more powerful trick you should know about: You can add the output of any command to the prompt. As we covered earlier, you can add any text or normal characters to the variable you like, so feel free to use whatever works for you. The square brackets here aren’t necessary at all, but help break things up visually and make the line easier to read. So, if you wanted to add the date and time to your Bash prompt and put the working directory on command on a second line, you could use the following construction: PS1=" "
Begin a sequence of non-printing characters.The character whose ASCII code is the octal value nnn: \nnn.If the effective uid is 0, #, otherwise $: \$.The basename of $PWD, with $HOME abbreviated with a tilde: \W.The current working directory, with $HOME abbreviated with a tilde (uses the $PROMPT_DIRTRIM variable): \w.The release of Bash, version + patchlevel (e.g., 2.00.0): \V.The time, in 12-hour am/pm format: The time, in 24-hour HH:MM format: \A.The time, in 12-hour HH:MM:SS format: \T.The time, in 24-hour HH:MM:SS format: \t.The name of the shell, the basename of $0 (the portion following the final slash): \s.The basename of the shell’s terminal device name: \l.The number of jobs currently managed by the shell: \j.This is still a little complicated due to the $