| # /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 |
| |
| # Disable completion when the input buffer is empty. i.e. Hitting tab |
| # and waiting a long time for bash to expand all of $PATH. |
| shopt -s no_empty_cmd_completion |
| |
| # Enable history appending instead of overwriting when exiting. #139609 |
| shopt -s histappend |
| |
| # Save each command to the history file as it's executed. #517342 |
| # This does mean sessions get interleaved when reading later on, but this |
| # way the history is always up to date. History is not synced across live |
| # sessions though; that is what `history -n` does. |
| # Disabled by default due to concerns related to system recovery when $HOME |
| # is under duress, or lives somewhere flaky (like NFS). Constantly syncing |
| # the history will halt the shell prompt until it's finished. |
| #PROMPT_COMMAND='history -a' |
| |
| # Change the window title of X terminals |
| case ${TERM} in |
| [aEkx]term*|rxvt*|gnome*|konsole*|interix) |
| PS1='\[\033]0;\u@\h:\w\007\]' |
| ;; |
| screen*) |
| PS1='\[\033k\u@\h:\w\033\\\]' |
| ;; |
| *) |
| unset PS1 |
| ;; |
| esac |
| |
| # 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. |
| # We run dircolors directly due to its changes in file syntax and |
| # terminal name patching. |
| use_color=false |
| if type -P dircolors >/dev/null ; then |
| # Enable colors for ls, etc. Prefer ~/.dir_colors #64489 |
| LS_COLORS= |
| if [[ -f ~/.dir_colors ]] ; then |
| eval "$(dircolors -b ~/.dir_colors)" |
| elif [[ -f /etc/DIR_COLORS ]] ; then |
| eval "$(dircolors -b /etc/DIR_COLORS)" |
| else |
| eval "$(dircolors -b)" |
| fi |
| # Note: We always evaluate the LS_COLORS setting even when it's the |
| # default. If it isn't set, then `ls` will only colorize by default |
| # based on file attributes and ignore extensions (even the compiled |
| # in defaults of dircolors). #583814 |
| if [[ -n ${LS_COLORS:+set} ]] ; then |
| use_color=true |
| else |
| # Delete it if it's empty as it's useless in that case. |
| unset LS_COLORS |
| fi |
| else |
| # Some systems (e.g. BSD & embedded) don't typically come with |
| # dircolors so we need to hardcode some terminals in here. |
| case ${TERM} in |
| [aEkx]term*|rxvt*|gnome*|konsole*|screen|cons25|*color) use_color=true;; |
| esac |
| fi |
| |
| if ${use_color} ; then |
| 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 |
| |
| #BSD#@export CLICOLOR=1 |
| #GNU#@alias ls='ls --color=auto' |
| alias grep='grep --colour=auto' |
| alias egrep='egrep --colour=auto' |
| alias fgrep='fgrep --colour=auto' |
| else |
| # show root@ when we don't have colors |
| PS1+='\u@\h \w \$ ' |
| fi |
| |
| for sh in /etc/bash/bashrc.d/* ; do |
| [[ -r ${sh} ]] && source "${sh}" |
| done |
| |
| # Try to keep environment pollution down, EPA loves us. |
| unset use_color sh |