#!/bin/bash
# source this
function prompt_emoji () {
    local retval=$?
    local red=196
    local yellow=226
    local green=46
    local darkgreen=28
    if [ $retval -eq 0 ]; then
        color=$yellow
        face=$'\360\237\230\200' # :D
    elif [ $retval -eq 1 ]; then
        color=$yellow
        face=$'\360\237\230\246' # :(
    elif [ $retval -eq 130 ]; then # INT
        color=$yellow
        face=$'\360\237\230\220' # :|
    elif [ $retval -eq 132 ]; then # ILL
        color=$darkgreen
        #face=$'\360\237\244\242' # nauseated # get a rectangle in Konsole
        face=$'\360\237\230\223' # cold sweat face
    elif [ $retval -eq 137 ]; then # KILL
        color=$yellow
        face=$'\360\237\230\265' # x_x
    elif [ $retval -eq 139 ]; then # SEGV
        #color=$yellow
        #face=$'\360\237\244\250' # Face with one eyebrow raised # get a rectangle in Konsole
        color=$red
        face=$'\360\237\230\240' # Angry face
    elif [ $retval -eq 143 ]; then # TERM
        color=$yellow
        face=$'\360\237\230\243' # >_<
    else
        color=$yellow
        face=$'\360\237\230\245' # ;(
    fi
    echo -e "\001$(tput setaf $color; tput bold)\002$face\001$(tput sgr0)\002"
    return $retval # preserve the value of $?
}
PS1="$PS1\$(prompt_emoji) "