Bash configuration

.bash_profile

# .bash_profile

# Get the aliases and functions
if [ -f ~/.bashrc ]; then
	. ~/.bashrc
fi

# User specific environment and startup programs

bind '"\e[A":history-search-backward'
bind '"\e[B":history-search-forward'

export PATH=$PATH:$HOME/bin

if [ -f ~/.git-completion.bash ]; then
	. ~/.git-completion.bash
fi

BLUE='\[\e[01;34m\]'
WHITE='\[\e[01;37m\]'
RED='\[\e[01;31m\]'
GREEN='\[\e[01;32m\]'
YELLOW='\[\e[01;33m\]'
RESET='\[\e[00m\]'

set_prompt () {
	local last=$?

	local color=$GREEN
	if [[ $last != 0 ]]; then
		color=$RED
	fi

	PS1="$RESET\n$color\u@\h: $YELLOW\w$RESET"

	if ref=$(git symbolic-ref HEAD 2> /dev/null)
	then
		PS1+=" (${ref#refs/heads/}"
		if ! git status | grep 'nothing to commit' > /dev/null
		then
			PS1+=" $RED✗"
		fi
		PS1+="$RESET)"
	fi

	PS1+="\n➔ "
}

PROMPT_COMMAND=set_prompt