Source this in your bashrc for colored username and exit status

README.md

Blog 2012/9/9

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Colorized Bash prompt

Source this in your ~/.bashrc for colorized username and exit status.

Don't forget to copy this into root's bashrc as well!

colorprompt.sh

# source this in your bashrc for colorized username and exit status.
# see https://gist.github.com/gists/3686357
# see http://i.imgur.com/523PD.png
# don't forget to copy this into root's bashrc as well

# --- colors for prompt

COLOR_RED="\[\e[31;40m\]"
COLOR_GREEN="\[\e[32;40m\]"
COLOR_YELLOW="\[\e[33;40m\]"
COLOR_BLUE="\[\e[34;40m\]"
COLOR_MAGENTA="\[\e[35;40m\]"
COLOR_CYAN="\[\e[36;40m\]"

COLOR_RED_BOLD="\[\e[31;1m\]"
COLOR_GREEN_BOLD="\[\e[32;1m\]"
COLOR_YELLOW_BOLD="\[\e[33;1m\]"
COLOR_BLUE_BOLD="\[\e[34;1m\]"
COLOR_MAGENTA_BOLD="\[\e[35;1m\]"
COLOR_CYAN_BOLD="\[\e[36;1m\]"

COLOR_NONE="\[\e[0m\]"

# --- prompt

promptFunc()
{
    PREV_RET_VAL=$?;

    PS1=""

    # $USER seems unreliable.  use whoami instead.
    #if test "$USER" != "root"
    if test "`whoami`" != "root"
    then
    PS1="${PS1}${COLOR_CYAN_BOLD}\u${COLOR_NONE}"
    else
    PS1="${PS1}${COLOR_RED_BOLD}\u${COLOR_NONE}"
    fi

    PS1="${PS1}@\h"

    if test $PREV_RET_VAL -eq 0
    then
    PS1="${PS1}${COLOR_GREEN_BOLD}\\$ ${COLOR_NONE}"
    else
    PS1="${PS1}${COLOR_RED_BOLD}\\$ [${PREV_RET_VAL}] ${COLOR_NONE}"
    fi
}

PROMPT_COMMAND=promptFunc