Bare minimum Bash settings

.bash_alias

alias ls="ls -h --color=auto"
alias ll="ls -lh"
alias la="ls -lah"

.bash_color

# Gentoo-style terminal colors
use_color=false

# Set colorful PS1 only on colorful terminals.
# dircolors --print-database uses its own built-in database
# instead of using /etc/DIR_COLORS.  Try to use the external file
# first to take advantage of user additions.  Use internal bash
# globbing instead of external grep binary.
safe_term=${TERM//[^[:alnum:]]/?}   # sanitize TERM
match_lhs=""
[[ -f ~/.dir_colors   ]] && match_lhs="${match_lhs}$(<~/.dir_colors)"
[[ -f /etc/DIR_COLORS ]] && match_lhs="${match_lhs}$(</etc/DIR_COLORS)"
[[ -z ${match_lhs}    ]] \
    && type -P dircolors >/dev/null \
    && match_lhs=$(dircolors --print-database)
[[ $'\n'${match_lhs} == *$'\n'"TERM "${safe_term}* ]] && use_color=true

if ${use_color} ; then

    source ~/.bash_color_aliases

    # Enable colors for ls, etc.  Prefer ~/.dir_colors #64489
    if type -P dircolors >/dev/null ; then
        if [[ -f ~/.dir_colors ]] ; then
            eval $(dircolors -b ~/.dir_colors)
        elif [[ -f /etc/DIR_COLORS ]] ; then
            eval $(dircolors -b /etc/DIR_COLORS)
        fi
    fi

    #PS1='$? '

    PROMPT_COMMAND='RET=$?'
    RET_VALUE='$(echo -n $RET)'
    #PS1='$(if [[ $RET_VALUE == 0 ]]; then echo -n $txtgrn; else echo -n $txtred; fi)$RET_VALUE\[$txtrst\] '
    PS1="\[$txtred\]"'$(if [[ $RET != 0 ]]; then echo -n "$RET "; fi)'"\[$txtrst\]"

    if [ ${EUID} == 0 ] || [ "${USER}" = "root" ] ; then
        PS1=$PS1"\[$bldred\]\h"
    else
        PS1=$PS1"\[$bldgrn\]\u@\h"
    fi
    PS1=$PS1"\[$bldblu\]:\w "

    # Commented out by FA
    if [[ 1 == 0 ]] ; then
      # Display git branch in prompt
      if hash git 2>/dev/null; then
        source /usr/share/git-core/contrib/completion/git-prompt.sh
        PS1=$PS1"\[$txtylw\]"'$(__git_ps1 "(%s) ")'
      fi
    fi
    PS1=$PS1"\[$bldblu\]\$ \[$txtrst\]"

    alias ls='ls --color=auto'
    alias grep='grep --colour=auto'
else
    if [[ ${EUID} == 0 ]] ; then
        # show root@ when we don't have colors
        PS1='\u@\h:\W \$ '
    else
        PS1='\u@\h:\w \$ '
    fi
fi

export PS1

# Try to keep environment pollution down, EPA loves us.
unset use_color safe_term match_lhs

.bash_color_aliases

txtblk='\e[0;30m' # Black - Regular
txtred='\e[0;31m' # Red
txtgrn='\e[0;32m' # Green
txtylw='\e[0;33m' # Yellow
txtblu='\e[0;34m' # Blue
txtpur='\e[0;35m' # Purple
txtcyn='\e[0;36m' # Cyan
txtwht='\e[0;37m' # White
bldblk='\e[1;30m' # Black - Bold
bldred='\e[1;31m' # Red
bldgrn='\e[1;32m' # Green
bldylw='\e[1;33m' # Yellow
bldblu='\e[1;34m' # Blue
bldpur='\e[1;35m' # Purple
bldcyn='\e[1;36m' # Cyan
bldwht='\e[1;37m' # White
undblk='\e[4;30m' # Black - Underline
undred='\e[4;31m' # Red
undgrn='\e[4;32m' # Green
undylw='\e[4;33m' # Yellow
undblu='\e[4;34m' # Blue
undpur='\e[4;35m' # Purple
undcyn='\e[4;36m' # Cyan
undwht='\e[4;37m' # White
bakblk='\e[40m'   # Black - Background
bakred='\e[41m'   # Red
bakgrn='\e[42m'   # Green
bakylw='\e[43m'   # Yellow
bakblu='\e[44m'   # Blue
bakpur='\e[45m'   # Purple
bakcyn='\e[46m'   # Cyan
bakwht='\e[47m'   # White
txtrst='\e[0m'    # Text Reset

.bashrc

source ~/.bash_alias
source ~/.bash_color