dotfiles/.bashrc at master · dinigo/dotfiles · GitHub

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# /etc/bash.bashrc
#
# https://wiki.archlinux.org/index.php/Color_Bash_Prompt

# If not running interactively, don't do anything!
[[ $- != *i* ]] && return

# Enable checkwinsize so that bash will check the terminal size when it regains control.
shopt -s checkwinsize

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

case ${TERM} in
    xterm*|rxvt*|Eterm|aterm|kterm|gnome*)
	PROMPT_COMMAND=${PROMPT_COMMAND:+$PROMPT_COMMAND; }'printf "\033]0;%s@%s:%s\007" "${USER}" "${HOSTNAME%%.*}" "${PWD/#$HOME/~}"'
	;;
    screen)
	PROMPT_COMMAND=${PROMPT_COMMAND:+$PROMPT_COMMAND; }'printf "\033_%s@%s:%s\033\\" "${USER}" "${HOSTNAME%%.*}" "${PWD/#$HOME/~}"'
	;;
esac

# sanitize TERM:
safe_term=${TERM//[^[:alnum:]]/?}
match_lhs=""

# 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.
[[ -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)

if [[ $'\n'${match_lhs} == *$'\n'"TERM "${safe_term}* ]] ; then

    # we have colors :-)
    # Enable colors for ls, etc. Prefer ~/.dir_colors
    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

    # DECLARE PS1 prompt
    PS1="\[\033[0;37m\]\342\224\214\342\224\200\$([[ \$? != 0 ]] && echo \"[\[\033[0;31m\]\342\234\227\[\033[0;37m\]]\342\224\200\")[$(if [[ ${EUID} == 0 ]]; then echo '\[\033[0;31m\]\h'; else echo '\[\033[0;33m\]\u\[\033[0;37m\]@\[\033[0;96m\]\h'; fi)\[\033[0;37m\]]\342\224\200[\[\033[0;32m\]\w\[\033[0;37m\]]\n\[\033[0;37m\]\342\224\224\342\224\200\342\224\200\342\225\274 \[\033[0m\]"
    # Colorize usual commands
    alias ls="ls --color=auto"
    alias dir="dir --color=auto"
    alias grep="grep --colour=auto"
else
    # show root@ when we do not have colors
    PS1="\u@\h \w \$([[ \$? != 0 ]] && echo \":( \")\$ "
fi

PS2="> "
PS3="> "
PS4="+ "

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

# Try to enable the auto-completion (type: "pacman -S bash-completion" to install it).
[ -r /usr/share/bash-completion/bash_completion ] && . /usr/share/bash-completion/bash_completion

# Try to enable the "Command not found" hook ("pacman -S pkgfile" to install it).
# See also: https://wiki.archlinux.org/index.php/Bash#The_.22command_not_found.22_hook
[ -r /usr/share/doc/pkgfile/command-not-found.bash ] && . /usr/share/doc/pkgfile/command-not-found.bash

# Colorizes man pages
man() {
    env LESS_TERMCAP_mb=$(printf "\e[1;31m") \
	LESS_TERMCAP_md=$(printf "\e[1;31m") \
	LESS_TERMCAP_me=$(printf "\e[0m") \
	LESS_TERMCAP_se=$(printf "\e[0m") \
	LESS_TERMCAP_so=$(printf "\e[1;44;33m") \
	LESS_TERMCAP_ue=$(printf "\e[0m") \
	LESS_TERMCAP_us=$(printf "\e[1;32m") \
	man "$@"
}

# Sets default text-editor to vim
export EDITOR=vim

# Sets my aliases
[[ -f ~/.bash_aliases ]] && . ~/.bash_aliases