# /etc/bash/bashrc
#
# This file is sourced by all *interactive* bash shells on startup,
# including some apparently interactive shells such as scp and rcp
# that can't tolerate any output. So make sure this doesn't display
# anything or bad things will happen !


# Test for an interactive shell. There is no need to set anything
# past this point for scp and rcp, and it's important to refrain from
# outputting anything in those cases.

if [[ $- != *i* ]] ; then
# Shell is non-interactive.  Be done now!  
   return
fi

# Bash won't get SIGWINCH if another process is in the foreground.
# Enable checkwinsize so that bash will check the terminal size when
# it regains control.  #65623
# http://cnswww.cns.cwru.edu/~chet/bash/FAQ (E11)
shopt -s checkwinsize

# Enable history appending instead of overwriting.  #139609
shopt -s histappend

# Change the window title of X terminals
case ${TERM} in
   xterm*|rxvt*|Eterm|aterm|kterm|gnome*|interix)
      PROMPT_COMMAND='echo -ne "\033]0;${USER}@${HOSTNAME%%.*}:${PWD/$HOME/~}\007"'
      ;;
   screen)
      PROMPT_COMMAND='echo -ne "\033_${USER}@${HOSTNAME%%.*}:${PWD/$HOME/~}\033\\"'
      ;;
esac

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
# 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

   if [[ ${EUID} == 0 ]] ; then
      PS1='\[\033[01;31m\]\h\[\033[01;34m\] \W \$\[\033[00m\] '
   else
      PS1='\[\033[01;32m\]\u@\h\[\033[01;34m\] \w \$\[\033[00m\] '
   fi

   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

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